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Power-Converter-Enabled Microbrewery (2023)
Conference Proceeding
Muller, N., Navarrete, F., Reyes-Chamorro, L., Arroyave, F. V., Villatoro, J. M., Pérez, M., & Wheeler, P. (2023). Power-Converter-Enabled Microbrewery. . https://doi.org/10.1109/chilecon60335.2023.10418761

The climate crisis has made cleaner industry processes a necessity. The beer industry relies almost exclusively on fossil fuels to handle their most energy-intensive processes: mashing and boiling. Moreover, most micro breweries use manual or hystere... Read More about Power-Converter-Enabled Microbrewery.

Power Flow Analysis of Advanced Power Generation Centre for More Electric Aircraft (2023)
Conference Proceeding
Bai, G., Bozhko, S., Yang, T., Wheeler, P., & Yeoh, S. S. (2023). Power Flow Analysis of Advanced Power Generation Centre for More Electric Aircraft. . https://doi.org/10.1109/itecasia-pacific59272.2023.10372301

The more-electric aircraft (MEA) has been seen as the most major trend in the aerospace industry. With the increase in electrified loads, there is the need to generate more electrical power on-board aircraft. Considering regional jet sized aircraft,... Read More about Power Flow Analysis of Advanced Power Generation Centre for More Electric Aircraft.

Alternating Sequential Model Predictive Control of Matrix Converter (2023)
Conference Proceeding
Zhang, J., Rivera, M., & Wheeler, P. (2023). Alternating Sequential Model Predictive Control of Matrix Converter. . https://doi.org/10.1109/precede57319.2023.10174403

Weighting factor design is one of the challenges faced by model predictive control (MPC) when multiple control objectives are to be achieved simultaneously. This paper proposes an alternating sequential MPC (ASMPC) in which the cost functions are eva... Read More about Alternating Sequential Model Predictive Control of Matrix Converter.

An Advanced Power Generation Architecture for More-Electric Aircraft Applications (2023)
Conference Proceeding
Bai, G., Yang, T., Yeoh, S. S., Bozhko, S., & Wheeler, P. (2023). An Advanced Power Generation Architecture for More-Electric Aircraft Applications. . https://doi.org/10.1109/esars-itec57127.2023.10114848

The trend towards development of More Electric Aircraft (MEA) has been driven by increased fuel fossil prices and stricter environmental policies. With breakthroughs in power electronic systems and electrical machines, the targets of MEA to reduce th... Read More about An Advanced Power Generation Architecture for More-Electric Aircraft Applications.

Analysis of Using a Thermoelectric Module for Power Electronics Cooling (2022)
Conference Proceeding
Abubakar, A., Klumpner, C., & Wheeler, P. (2022). Analysis of Using a Thermoelectric Module for Power Electronics Cooling. In 2022 IEEE 1st Industrial Electronics Society Annual On-Line Conference (ONCON) (909-914). https://doi.org/10.1109/oncon56984.2022.10126992

This paper aims to develop a PLECS equivalent circuit of a thermoelectric module to be used in power electronics cooling applications. The proposed model is built using elements from the PLECS thermal model block-set. To test this, a resistive c dev... Read More about Analysis of Using a Thermoelectric Module for Power Electronics Cooling.

AC/DC Converter Topologies Comparison for More Electric Aircraft Applications (2022)
Conference Proceeding
Khera, F. A., Gerada, C., Bozhko, S., & Wheeler, P. W. (2022). AC/DC Converter Topologies Comparison for More Electric Aircraft Applications. In 2022 IEEE 7th Southern Power Electronics Conference (SPEC). https://doi.org/10.1109/SPEC55080.2022.10058465

This paper compares the potential AC/DC power converter topologies that are appropriate for medium voltage and medium/high power aircraft applications. The power converter's rated power and the DC distribution voltage level in this application assume... Read More about AC/DC Converter Topologies Comparison for More Electric Aircraft Applications.

An Overview of the Colombian Power System (2022)
Conference Proceeding
Bravo-Lopez, M., Marin, S., Terreros-Barreto, J. R., Garces, A., Molina, A., Rivera, M., & Wheeler, P. (2022). An Overview of the Colombian Power System. In 2022 IEEE International Conference on Automation/XXV Congress of the Chilean Association of Automatic Control (ICA-ACCA). https://doi.org/10.1109/ICA-ACCA56767.2022.10006289

The Colombian power system is facing a transition from hydro-thermal generation to a diversified mix of hydro, solar, and wind energy. This paper presents an overview of the current situation and the challenges of transitioning to a more sustainable... Read More about An Overview of the Colombian Power System.

Water Splitting Dynamics of High Voltage Pulsed Alkaline Electrolysis (2022)
Conference Proceeding
Albornoz, M., Rivera, M., Ramirez, R., Varas-Concha, F., & Wheeler, P. (2022). Water Splitting Dynamics of High Voltage Pulsed Alkaline Electrolysis. In 2022 IEEE International Conference on Automation/XXV Congress of the Chilean Association of Automatic Control (ICA-ACCA). https://doi.org/10.1109/ica-acca56767.2022.10006326

The development of high efficiency plasma electrolysis, with the application of pulses of high voltage and extreme short duration to alkaline electrolysis, reveals the characteristics of a new type of water splitting dynamics. Pulses of a w... Read More about Water Splitting Dynamics of High Voltage Pulsed Alkaline Electrolysis.

Electrodependent Patients: Regulations, Possible Technical Solutions and Case Study (2022)
Conference Proceeding
Frias, G., Catuogno, G., Rivera, M., Wheeler, P., & Garcia, G. (2022). Electrodependent Patients: Regulations, Possible Technical Solutions and Case Study. In IEEE ICA-ACCA 2022 For the development of sustainable Agricultural Systems : IEEE International Conference on Automation (ICA) XXV Congreso de la Asociación Chilena de Control Automático (ACCA). https://doi.org/10.1109/ica-acca56767.2022.10006095

This article discusses the energy poverty of electrodependent patients and their struggle for the rights of uninterrupted and quality electrical services. A review of regulations in different South American countries is carried out, different support... Read More about Electrodependent Patients: Regulations, Possible Technical Solutions and Case Study.

Trends and Challenges in Sustainable Energy Management Models for Public Health Services (2022)
Conference Proceeding
Suarez, J., Silva, M., Rivera, M., & Wheeler, P. (2022). Trends and Challenges in Sustainable Energy Management Models for Public Health Services. In 2022 IEEE International Conference on Automation/XXV Congress of the Chilean Association of Automatic Control (ICA-ACCA). https://doi.org/10.1109/ica-acca56767.2022.10006130

Hospital facilities are characterized by continuous operation, where the availability and reliability of the electrical energy supply are essential to guarantee patient safety. The level of hospital's requirements depends on the coverage and capacity... Read More about Trends and Challenges in Sustainable Energy Management Models for Public Health Services.

A review of solar and wind energy in Paraguay (2022)
Conference Proceeding
Ayala, M., Toledo, S., Ramirez, G., Prado, A., Caballero, D., Rivera, M., …Gregor, R. (2022). A review of solar and wind energy in Paraguay. In 2022 IEEE International Conference on Automation/XXV Congress of the Chilean Association of Automatic Control (ICA-ACCA). https://doi.org/10.1109/ica-acca56767.2022.10006211

In recent years, non-conventional renewable energies (NCRE) has increased substantially due to its abundance and advancement of support technologies. This paper describes a review of solar and wind energy in Paraguay, which includes its matrix energy... Read More about A review of solar and wind energy in Paraguay.

Current Sensorless Model Predictive Control of Matrix Converter With Zero Common-Mode Voltage (2022)
Conference Proceeding
Sarajian, A., Guan, Q., Wheeler, P., Khaburi, D. A., Kennel, R., & Rodriquez, J. (2022). Current Sensorless Model Predictive Control of Matrix Converter With Zero Common-Mode Voltage. In 48th Annual Conference of the IEEE Industrial Electronics Society (IECON 2022). https://doi.org/10.1109/iecon49645.2022.9968351

To eliminate the common-mode voltage (CMV) for matrix converters, this paper proposes a current sensorless model predictive control with reduced calculation overhead. In contrast to other traditional CMV-reducing methods which use all permissible swi... Read More about Current Sensorless Model Predictive Control of Matrix Converter With Zero Common-Mode Voltage.

A Current Sensorless Computationally Efficient Model Predictive Control for Matrix Converters (2022)
Conference Proceeding
Sarajian, A., Guan, Q., Wheeler, P., Khaburi, D. A., Kennel, R., & Rodriquez, J. (2022). A Current Sensorless Computationally Efficient Model Predictive Control for Matrix Converters. In 48th Annual Conference of the Industrial Electronics Society (IECON 2022). https://doi.org/10.1109/iecon49645.2022.9969053

Model Predictive Control (MPC) is becoming more popular than ever as an alternative to conventional modulations such as Space Vector Modulation methods to control matrix converters (MCs). However, the implementation of MPC is computationally expensiv... Read More about A Current Sensorless Computationally Efficient Model Predictive Control for Matrix Converters.

Half-Bridge-Active-Clamp Converter with High Step-down Capabilities for More Electric Aircraft Applications (2022)
Conference Proceeding
Zhu, Y., Yan, X., Wang, Z., Yang, T., Bozhko, S., & Wheeler, P. (2022). Half-Bridge-Active-Clamp Converter with High Step-down Capabilities for More Electric Aircraft Applications. In IECON 2022 – 48th Annual Conference of the IEEE Industrial Electronics Society. https://doi.org/10.1109/iecon49645.2022.9968331

A Half-bridge-active-clamp (HBAC) converter is used as an alternative to replace Dual active bridge (DAB) converter for 540V/28V on-board grid in more electric aircraft applications. The HBAC converter provides an opportunity to reduce the turn-ratio... Read More about Half-Bridge-Active-Clamp Converter with High Step-down Capabilities for More Electric Aircraft Applications.

A Class E-Based Multichannel Auxiliary Power Supply with Load Independent Zero-Voltage-Switching Operation (2022)
Conference Proceeding
Li, Y., Watson, A., Kaya, M., & Wheeler, P. (2022). A Class E-Based Multichannel Auxiliary Power Supply with Load Independent Zero-Voltage-Switching Operation. In 2022 IEEE Energy Conversion Congress and Exposition (ECCE). https://doi.org/10.1109/ECCE50734.2022.9948104

A high performance auxiliary power supply (APS) plays a crucial role in ensuring the reliability and safety of power converter systems. In this paper, a Class E-based multichannel APS, featured with simple circuit structure, zero-voltage-switching (Z... Read More about A Class E-Based Multichannel Auxiliary Power Supply with Load Independent Zero-Voltage-Switching Operation.

Cooling System Sizing using LPTN Analysis and Multiphysics Modelling for an Axial Flux Machine and Integrated Drive (2022)
Conference Proceeding
Jeffrey, A. J., Connor, P. H., Vakil, G., Evans, P., Wheeler, P., & Hart, S. (2022). Cooling System Sizing using LPTN Analysis and Multiphysics Modelling for an Axial Flux Machine and Integrated Drive. . https://doi.org/10.1109/icem51905.2022.9910820

In this paper a Lumped Parameter Thermal Network (LPTN) is proposed for a Yokeless and Segmented Armature (YASA) axial flux permanent magnet (AFPM) machine. A simulation model is used to examine the machine in isolation, with an Integrated Motor Driv... Read More about Cooling System Sizing using LPTN Analysis and Multiphysics Modelling for an Axial Flux Machine and Integrated Drive.

A study of weighting factor design in model predictive control applications (2022)
Conference Proceeding
Rojas, D., Rivera, M., Munoz, J., Baier, C., & Wheeler, P. (2022). A study of weighting factor design in model predictive control applications. In 2021 IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON). https://doi.org/10.1109/chilecon54041.2021.9702932

Weighting factor selection is considered to be a crucial aspect in the design of a predictive controller. In this paper a study of the design of weighting factors for different cost functions is presented. The study is based on three examples: switch... Read More about A study of weighting factor design in model predictive control applications.

Control strategies of photovoltaic systems (2021)
Conference Proceeding
Fuentes, R., Rojas, D., Rivera, M., Riveros, J., Munoz, J., & Wheeler, P. (2021). Control strategies of photovoltaic systems. . https://doi.org/10.1109/chilecon54041.2021.9702993

The control in an inverter system for photovoltaic applications is important as it can impact on the efficiency of the system. In this paper a review of the main control strategies used in photovoltaic systems is presented. The study is divided into... Read More about Control strategies of photovoltaic systems.

Sequential FCS-MPC for open phase fault tolerant control applied to SynRM (2021)
Conference Proceeding
Frias, G., Catuogno, G., Rivera, M., Wheeler, P., & Garcia, G. (2021). Sequential FCS-MPC for open phase fault tolerant control applied to SynRM. . https://doi.org/10.1109/CHILECON54041.2021.9703089

Model predictive control is a very attractive solution for electric drives and converter control, but while classic model predictive controls give good results, the choice of weighting factors is often somewhat complex and even more so when the syste... Read More about Sequential FCS-MPC for open phase fault tolerant control applied to SynRM.

Predictive current control strategy for a single phase direct matrix converter (2021)
Conference Proceeding
Rojas, D., Rivera, M., & Wheeler, P. (2021). Predictive current control strategy for a single phase direct matrix converter. . https://doi.org/10.1109/CHILECON54041.2021.9702943

This paper considers some of the aspects of applying predictive control to a single phase Matrix Converter. Among all the proposed control techniques for Matrix Converters, predictive control has become a plausible and versatile option due to its abi... Read More about Predictive current control strategy for a single phase direct matrix converter.

Cascaded predictive control for a three-phase VSI with different cost functions (2021)
Conference Proceeding
Rojas, D., Rivera, M., Munoz, J., & Wheeler, P. (2021). Cascaded predictive control for a three-phase VSI with different cost functions. . https://doi.org/10.1109/CHILECON54041.2021.9703077

Predictive control for power converters has been gaining interest as well as popularity in recent years. This paper presents a cascade predictive control for a voltage source inverter which is evaluated with different control objectives to meet a ran... Read More about Cascaded predictive control for a three-phase VSI with different cost functions.

Predictive control techniques applied to a 2L-VSI (2021)
Conference Proceeding
Rojas, D., Rivera, M., Toledo, S., & Wheeler, P. (2021). Predictive control techniques applied to a 2L-VSI. . https://doi.org/10.1109/CHILECON54041.2021.9702915

In recent years, Model Based Predictive Control (MPC), applied to power converters, has been successfully presented as an alternative to traditional control techniques due to its fast dynamic response, ability to incorporate various requirements of c... Read More about Predictive control techniques applied to a 2L-VSI.

Effect of model parameter errors in model predictive control applications (2021)
Conference Proceeding
Rojas, D., Rivera, M., Munoz, J., Wheeler, P., Zanchetta, P., & Mirzaeva, G. (2021). Effect of model parameter errors in model predictive control applications. . https://doi.org/10.1109/CHILECON54041.2021.9702942

When implementing predictive control strategies for power electronic converters a good model of the system is needed because this model determines the quality of the resulting controller. In this paper a study of the model parameter error effects in... Read More about Effect of model parameter errors in model predictive control applications.

Solar energy in the agrifood industry (2021)
Conference Proceeding
Fuentes, R., Rojas, D., Rivera, M., Riveros, J., Munoz, J., & Wheeler, P. (2021). Solar energy in the agrifood industry. . https://doi.org/10.1109/chilecon54041.2021.9702972

The agriculture and food industry is very important for human society development and is constantly growing with the world's population. Agriculture is also among the activities that generate a lot of greenhouse gases, therefore there is a need to op... Read More about Solar energy in the agrifood industry.

General view of solar energy (2021)
Conference Proceeding
Fuentes, R., Rojas, D., Rivera, M., Riveros, J., Munoz, J., & Wheeler, P. (2021). General view of solar energy. In 2021 IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies, CHILECON 2021. https://doi.org/10.1109/chilecon54041.2021.9702964

Solar energy is considered clean, renewable and seemingly inexhaustible source of energy. Solar Energy has been used since ancient times for light and as heat, but in the 20th century, thanks to technological advances, different devices have been dev... Read More about General view of solar energy.

Technologies and MPPT algorithms for solar energy applications (2021)
Conference Proceeding
Fuentes, R., Rojas, D., Rivera, M., Riveros, J., Munoz, J., & Wheeler, P. (2021). Technologies and MPPT algorithms for solar energy applications. . https://doi.org/10.1109/chilecon54041.2021.9702987

Due to environmental policies and the advancement of solar technology, the generation of electrical energy based on photovoltaic cells has become an important contributor to the renewable energy resource mix. In recent years, the development of photo... Read More about Technologies and MPPT algorithms for solar energy applications.

A comparative study of predictive control techniques in a voltage source inverter (2021)
Conference Proceeding
Rojas, D., Rivera, M., Munoz, J., & Wheeler, P. (2021). A comparative study of predictive control techniques in a voltage source inverter. . https://doi.org/10.1109/chilecon54041.2021.9703047

Predictive control has emerged as an alternative to conventional modulation and control of power converters. This article presents a comparison between a classical predictive control technique and a technique operating at a fixed switching frequency,... Read More about A comparative study of predictive control techniques in a voltage source inverter.

Critical scenarios identification in power system simulations using graph measures and machine learning (2021)
Conference Proceeding
Reyes, A., Salgueiro, Y., Rivera, M., Camargo, J., Hernandez, A., & Wheeler, P. (2021). Critical scenarios identification in power system simulations using graph measures and machine learning. . https://doi.org/10.1109/chilecon54041.2021.9703001

It is essential that electrical power systems are constructed with a reliable and resilient infrastructure. The evaluation of convergence scenarios of the load flow is a technique widely used to study the reliability of energy systems. This paper con... Read More about Critical scenarios identification in power system simulations using graph measures and machine learning.

Solar Energy in the Mining Industry (2021)
Conference Proceeding
Fuentes, R., Rojas, D., Rivera, M., Riveros, J., Munoz, J., & Wheeler, P. (2021). Solar Energy in the Mining Industry. . https://doi.org/10.1109/INGELECTRA54297.2021.9748073

Solar energy has become very important in recent years, mainly because it is a clean and inexhaustible source. This paper presents a review of the use of solar energy in the mining industry. A global approach will be made, indicating the uses that ar... Read More about Solar Energy in the Mining Industry.

Predictive Control Strategies in a Two-Level Voltage Source Inverter (2021)
Conference Proceeding
Rivera, M., Riveros, J., Munoz, J., & Wheeler, P. (2021). Predictive Control Strategies in a Two-Level Voltage Source Inverter. In 2021 IEEE Congreso Estudiantil de Electrónica y Electricidad (INGELECTRA). https://doi.org/10.1109/ingelectra54297.2021.9748072

In recent years, predictive control has emerged as an alternative for the control of power electronic converters. In this paper, a comparison is presented between the implementation of a predictive current control strategy operating at variable switc... Read More about Predictive Control Strategies in a Two-Level Voltage Source Inverter.

Unified Cost Function Model Predictive Control for a three-stage Smart Transformer (2021)
Conference Proceeding
Tarisciotti, L., Buticchi, G., De Carne, G., Yang, J., Gu, C., & Wheeler, P. (2021). Unified Cost Function Model Predictive Control for a three-stage Smart Transformer. . https://doi.org/10.1109/ECCE47101.2021.9595809

The massive integration of power electronics-based renewable energy sources has profoundly changed the electrical grid. In this scenario, the smart transformer, which is a solid-state transformer with advanced control and communication features, has... Read More about Unified Cost Function Model Predictive Control for a three-stage Smart Transformer.

Active Rectifier Control for Selective Fuse Tripping in a DC Microgrid (2021)
Conference Proceeding
Yang, J., Buticchi, G., Gu, C., Wheeler, P., & Bruske, S. (2021). Active Rectifier Control for Selective Fuse Tripping in a DC Microgrid. In IECON 2021 – 47th Annual Conference of the IEEE Industrial Electronics Society. https://doi.org/10.1109/IECON48115.2021.9589535

Distributed energy resources and new loads such as fast charging stations for electric vehicles are often dc-based. By using low-voltage dc microgrids to connect such systems to the grid, conversion stages can be omitted and higher efficiencies can b... Read More about Active Rectifier Control for Selective Fuse Tripping in a DC Microgrid.

A Stable and Robust DC Power System for More Electric Aircraft (2021)
Conference Proceeding
Mirzaeva, G., Miller, D., Goodwin, G., & Wheeler, P. (2021). A Stable and Robust DC Power System for More Electric Aircraft. . https://doi.org/10.1109/ECCE47101.2021.9595813

More Electric Aircraft’ (MEA) is a trend for medium and long haul airliners, in which all functions except propulsion are powered by engine-driven electrical generators. Power systems for MEA are in the process of rapid development. Constant Power Lo... Read More about A Stable and Robust DC Power System for More Electric Aircraft.

A Simple PWM Strategy for Three-Level NPC Converters in Aircraft Electric Starter/Generator System With Improved DC-Link Voltage Utilization and Reduced Common-Mode Voltage (2021)
Conference Proceeding
Guo, F., Yang, T., Yeoh, S. S., Bozhko, S., Wheeler, P., & Diab, A. M. (2021). A Simple PWM Strategy for Three-Level NPC Converters in Aircraft Electric Starter/Generator System With Improved DC-Link Voltage Utilization and Reduced Common-Mode Voltage. . https://doi.org/10.1109/ECCE47101.2021.9595933

Due to the employment of three-level neutral-point-clamped (3L-NPC) converters in the aircraft electric starter/generator (ESG) systems, the pulse-width-modulation (PWM) strategy plays a significant role in the converter-fed PMSM drives. However, the... Read More about A Simple PWM Strategy for Three-Level NPC Converters in Aircraft Electric Starter/Generator System With Improved DC-Link Voltage Utilization and Reduced Common-Mode Voltage.

Model-Free Simplified Predictive Current Control of PMSM Drive with Ultra-Local Model-Based EKF (2021)
Conference Proceeding
Zerdali, E., & Wheeler, P. (2021). Model-Free Simplified Predictive Current Control of PMSM Drive with Ultra-Local Model-Based EKF. In 2021 3rd Global Power, Energy and Communication Conference (GPECOM) (62-66). https://doi.org/10.1109/GPECOM52585.2021.9587527

The importance of permanent magnet synchronous machines (PMSMs) is increasing day by day due to trends in the electrification of transportation and the use of wind farms. The predictive current control (PCC) strategy has been widely applied to the co... Read More about Model-Free Simplified Predictive Current Control of PMSM Drive with Ultra-Local Model-Based EKF.

Design Considerations for High-Voltage High-Current Bi-Directional DC Solid-State Circuit Breaker (SSCB) for Aerospace Applications (2021)
Conference Proceeding
Fayyaz, A., Wang, Z., Ortiz, M. U., Yang, T., & Wheeler, P. (2021). Design Considerations for High-Voltage High-Current Bi-Directional DC Solid-State Circuit Breaker (SSCB) for Aerospace Applications. In 2021 23rd European Conference on Power Electronics and Applications (EPE'21 ECCE Europe). https://doi.org/10.23919/epe21ecceeurope50061.2021.9570659

Design of a high-voltage and high-current solid-state circuit breaker (SSCB) for aerospace applications is highly challenging, as the overall system should comply with the most stringent operating environment. In addition, the implemented power semic... Read More about Design Considerations for High-Voltage High-Current Bi-Directional DC Solid-State Circuit Breaker (SSCB) for Aerospace Applications.

Predictive Torque Control of an Induction Machine - Voltage Source Inverter System (2021)
Conference Proceeding
Rivera, M., Riveros, J. A., & Wheeler, P. (2021). Predictive Torque Control of an Induction Machine - Voltage Source Inverter System. In 2021 IEEE PES/IAS PowerAfrica. https://doi.org/10.1109/powerafrica52236.2021.9543164

Predictive control techniques have emerged as a suitable solution for the control of motor drive systems. In this paper, a predictive control strategy for the flux and torque control of an induction machine fed by a voltage source inverter is present... Read More about Predictive Torque Control of an Induction Machine - Voltage Source Inverter System.

Development of Solar Energy in Chile and the World (2021)
Conference Proceeding
Rivera, M., Rojas, D., Fuentes, R., & Wheeler, P. (2021). Development of Solar Energy in Chile and the World. In 2021 IEEE 48th Photovoltaic Specialists Conference (PVSC) (2453-2457). https://doi.org/10.1109/pvsc43889.2021.9518607

Chile is a country with a huge potential for solar energy. This paper presents an analyses of the global situation of solar energy, identifying the geographical regions with the maximum potential source of solar energy. These areas tend to be in dese... Read More about Development of Solar Energy in Chile and the World.

Hybrid sensorless motor control in aerospace applications, a survey in sensorless control, optimizing for availability and acoustic noise (2021)
Conference Proceeding
Skoulaxinos, S., Wheeler, P., & Vakil, G. (2021). Hybrid sensorless motor control in aerospace applications, a survey in sensorless control, optimizing for availability and acoustic noise. In 2021 IEEE Workshop on Electrical Machines Design, Control and Diagnosis (WEMDCD) (175-180). https://doi.org/10.1109/WEMDCD51469.2021.9425663

A wide range of aerospace applications previously based on hydraulics including the control of aerodynamic surfaces are being actively replaced by lighter, more intelligent Motor Drive Electronics (MDEs). However, motor resolvers commonly used to pro... Read More about Hybrid sensorless motor control in aerospace applications, a survey in sensorless control, optimizing for availability and acoustic noise.

Common-Mode Voltage Reduction in a VSI Inverter Applying Sequential Predictive Control (2021)
Conference Proceeding
Murillo-Yarce, D., Rivera, M., Restrepo, C., Munoz, J., Baier, C., Rodriguez, R., …Mirzaeva, G. (2021). Common-Mode Voltage Reduction in a VSI Inverter Applying Sequential Predictive Control. In 2021 IEEE International Conference on Automation/XXIV Congress of the Chilean Association of Automatic Control (ICA-ACCA). https://doi.org/10.1109/icaacca51523.2021.9465321

In the classical predictive control (CPC) implementation a cost function designed in terms of the control objectives and constants known as weighting factors must be minimized. Weighting factors are usually obtained by trial and error since there is... Read More about Common-Mode Voltage Reduction in a VSI Inverter Applying Sequential Predictive Control.

Predictive Current Control Applied to a 3L-NPC Inverter (2021)
Conference Proceeding
Rojas, D., Rivera, M., Munoz, J., Baier, C., & Wheeler, P. (2021). Predictive Current Control Applied to a 3L-NPC Inverter. . https://doi.org/10.1109/icaacca51523.2021.9465309

In recent years the application of Model Based Predictive Control (MPC) for power converters has been successfully presented as an alternative to traditional control techniques. MPC has attracted interest due to its fast dynamic response and the abil... Read More about Predictive Current Control Applied to a 3L-NPC Inverter.

Reactive Power Control Using a Model-Based Predictive Control Strategy Applied to an Indirect Matrix Converter (2021)
Conference Proceeding
Rojas, D., Rivera, M., Toledo, S., & Wheeler, P. (2021). Reactive Power Control Using a Model-Based Predictive Control Strategy Applied to an Indirect Matrix Converter. In 2021 IEEE International Conference on Automation/XXIV Congress of the Chilean Association of Automatic Control (ICA-ACCA). https://doi.org/10.1109/icaacca51523.2021.9465205

Reactive power is often an issue of concern for the operation of alternating current (AC) electrical power systems. This work aims to apply a model-based predictive control (MPC) to an indirect matrix converter (IMC) to improve the power factor at th... Read More about Reactive Power Control Using a Model-Based Predictive Control Strategy Applied to an Indirect Matrix Converter.

Predictive Current Control Strategy for a Multi-Modular Matrix Converter (2021)
Conference Proceeding
Rojas, D., Rivera, M., & Wheeler, P. (2021). Predictive Current Control Strategy for a Multi-Modular Matrix Converter. . https://doi.org/10.1109/icaacca51523.2021.9465324

Matrix converter technology have so far been mainly limited to low power applications. Multi-level voltage source converters are often used for high power applications. In order to combine the good characteristics of both topologies this paper presen... Read More about Predictive Current Control Strategy for a Multi-Modular Matrix Converter.

A Study of Cost Function Selection in Model Predictive Control Applications (2021)
Conference Proceeding
Rojas, D., Rivera, M., Wheeler, P., Zanchetta, P., Mirzaeva, G., & Rohten, J. (2021). A Study of Cost Function Selection in Model Predictive Control Applications. In 2021 IEEE International Conference on Automation/XXIV Congress of the Chilean Association of Automatic Control (ICA-ACCA). https://doi.org/10.1109/icaacca51523.2021.9465326

The cost function selection is considered one of the most relevant aspects for the implementation of Model Predictive Control strategies. In this paper a study of the most common cost functions used for the control of a two level voltage source inver... Read More about A Study of Cost Function Selection in Model Predictive Control Applications.

Field-Oriented Control with a Predictive Current Strategy of an Induction Machine Fed by a Two-Level Voltage Source Inverter (2021)
Conference Proceeding
Rivera, M., Riveros, J. A., Rodriguez, C., & Wheeler, P. (2021). Field-Oriented Control with a Predictive Current Strategy of an Induction Machine Fed by a Two-Level Voltage Source Inverter. . https://doi.org/10.1109/icaacca51523.2021.9465232

Industrial Motor Drives require often required optimal speed and torque control. This work presents the implementation of a eld-oriented control (FOC) with a predictive current control strategy for an induction machine fed by a voltage source inverte... Read More about Field-Oriented Control with a Predictive Current Strategy of an Induction Machine Fed by a Two-Level Voltage Source Inverter.

Predictive Control Operating at Fixed Switching Frequency of an Induction Machine Fed by a Voltage Source Inverter (2021)
Conference Proceeding
Rivera, M., Riveros, J., Rodriguez, C., & Wheeler, P. (2021). Predictive Control Operating at Fixed Switching Frequency of an Induction Machine Fed by a Voltage Source Inverter. . https://doi.org/10.1109/icaacca51523.2021.9465249

Predictive torque control (PTC) has been established as one of the viable solutions for variable-speed motor drive control, particularly where a fast response for torque and flux control is required. The main reason for its adoption is the exible arc... Read More about Predictive Control Operating at Fixed Switching Frequency of an Induction Machine Fed by a Voltage Source Inverter.

Predictive Torque and Flux Control of an Induction Machine Fed by a Voltage Source Inverter (2021)
Conference Proceeding
Rivera, M., Riveros, J., Rodriguez, C., Wheeler, P., & Rohten, J. (2021). Predictive Torque and Flux Control of an Induction Machine Fed by a Voltage Source Inverter. In 2021 IEEE International Conference on Automation/XXIV Congress of the Chilean Association of Automatic Control (ICA-ACCA). https://doi.org/10.1109/icaacca51523.2021.9465179

Model predictive control strategies have recently emerged as a viable alternative for the control of power electronic converters in a range of applications. In this paper a new model predictive control technique for both the ux and torque of an induc... Read More about Predictive Torque and Flux Control of an Induction Machine Fed by a Voltage Source Inverter.

Predictive Voltage Control at Fixed Switching Frequency with Reduced Reactive Power in a Direct Matrix Converter (2021)
Conference Proceeding
Rojas, D., Rivera, M., Toledo, S., & Wheeler, P. (2021). Predictive Voltage Control at Fixed Switching Frequency with Reduced Reactive Power in a Direct Matrix Converter. In 2021 IEEE International Conference on Automation/XXIV Congress of the Chilean Association of Automatic Control (ICA-ACCA). https://doi.org/10.1109/icaacca51523.2021.9465334

Classical predictive control implementations generate variable switching frequency which could produce input filter resonances in matrix converters topologies, affecting system performance. This paper considers the application of predictive control t... Read More about Predictive Voltage Control at Fixed Switching Frequency with Reduced Reactive Power in a Direct Matrix Converter.

Reliability oriented thermal management of aircraft power converters (2020)
Conference Proceeding
Harikumaran, J., Buticchi, G., MIgliazza, G., Wheeler, P., & Galea, M. (2020). Reliability oriented thermal management of aircraft power converters. In 2020 IEEE 9th International Power Electronics and Motion Control Conference (IPEMC2020-ECCE Asia) (1590-1594). https://doi.org/10.1109/IPEMC-ECCEAsia48364.2020.9367638

On board electrical power generation continue to increase as more aircraft systems are being electrified. Increasingly power converters are the interface of power generation and electrical loads in aircrafts. Reliability of aircraft power electronics... Read More about Reliability oriented thermal management of aircraft power converters.

Machine Learning Based Correction Model in PMSM Power Loss Estimation for More-Electric Aircraft Applications (2020)
Conference Proceeding
Gao, Y., Yang, T., Wang, X., Bozhko, S., & Wheeler, P. (2020). Machine Learning Based Correction Model in PMSM Power Loss Estimation for More-Electric Aircraft Applications. In 2020 23rd International Conference on Electrical Machines and Systems (ICEMS) (1940-1944). https://doi.org/10.23919/ICEMS50442.2020.9290844

This study utilizes the machine learning (ML) technique to estimate the power loss of surface-mounted Permanent Magnet Synchronous Motor (PMSM) for More-Electric Aircraft (MEA). Existing approaches do not consider ML methods in power loss calculation... Read More about Machine Learning Based Correction Model in PMSM Power Loss Estimation for More-Electric Aircraft Applications.

Multiphase fault tolerant distributed control techniques for integrated drives based on resonant regulators (2020)
Conference Proceeding
Savi, F., Barater, D., Buticchi, G., Wheeler, P., & Gerada, C. (2020). Multiphase fault tolerant distributed control techniques for integrated drives based on resonant regulators. . https://doi.org/10.1109/iecon43393.2020.9254985

One of the challenges brought forward by the gradual electrification undertaken by the aviation sector is the requirement of fault tolerance for machine drive systems to be used for critical on-board tasks such as propulsion or primary flight surface... Read More about Multiphase fault tolerant distributed control techniques for integrated drives based on resonant regulators.

Finite Control Set Model Predictive Control of Isolated DC/DC Modular Multilevel Converter (2020)
Conference Proceeding
Akbar, S. M., Hasan, A., Watson, A., Wheeler, P., & Odhano, S. (2020). Finite Control Set Model Predictive Control of Isolated DC/DC Modular Multilevel Converter. . https://doi.org/10.1109/IECON43393.2020.9254434

© 2020 IEEE. Isolated DC/DC modular multilevel converters (MMC) consisting of two MMCs isolated by a transformer are one of the converter topologies being considered used for DC/DC conversion in HVDC transmission. Two level modulation can be used to... Read More about Finite Control Set Model Predictive Control of Isolated DC/DC Modular Multilevel Converter.

Thermal Design of an Integrated Inductor for 45kW Aerospace Starter-Generator (2020)
Conference Proceeding
Rocca, A. L., Khowja, M. R., Vakil, G., Gerada, C., & Wheeler, P. (2020). Thermal Design of an Integrated Inductor for 45kW Aerospace Starter-Generator

This paper presents a combined electromagnetic and thermal design of integrated inductor, for the application of a 45kW aircraft starter-generator. The inductor is designed at high current density by using the apporach ofarea product, followed by the... Read More about Thermal Design of an Integrated Inductor for 45kW Aerospace Starter-Generator.

A Cascade PI-SMC Method for Brushless Doubly-Fed Induction Machine with Matrix Converter (2020)
Conference Proceeding
Zhao, X., Wang, H., Dan, H., Di, Z., Sun, Y., Su, M., …Wheeler, P. (2020). A Cascade PI-SMC Method for Brushless Doubly-Fed Induction Machine with Matrix Converter. In Conference Proceedings - IEEE Applied Power Electronics Conference and Exposition 2020 (2526-2528). https://doi.org/10.1109/APEC39645.2020.9124209

This paper proposes a cascade proportional-integral continuous second-order sliding mode control method for brushless doubly-fed induction machine. This method consists of the speed out-loop proportional-integral controller and the current inner-loop... Read More about A Cascade PI-SMC Method for Brushless Doubly-Fed Induction Machine with Matrix Converter.

Predictive Torque Control with Fixed Switching Frequency for Induction Motor Drives (2020)
Conference Proceeding
Riveros, J. A., Rivera, M., Rodriguez, C., Galea, M., Buticchi, G., & Wheeler, P. (2020). Predictive Torque Control with Fixed Switching Frequency for Induction Motor Drives. In Proceedings: 2020 IEEE International Conference on Industrial Technology (ICIT) (211-216). https://doi.org/10.1109/ICIT45562.2020.9067232

Predictive torque control is one of the most considered high-performance methods for variable-speed applications. This scheme is characterised by a flexible architecture that provides a fast torque/flux response, while its operation reports variable... Read More about Predictive Torque Control with Fixed Switching Frequency for Induction Motor Drives.

Active and Reactive Power Control based on Predictive Voltage Control in a Six-Phase Generation System using Modular Matrix Converters (2020)
Conference Proceeding
Toledo, S., Ayala, M., Maqueda, E., Gregor, R., Renault, A., Rivera, M., …Wheeler, P. (2020). Active and Reactive Power Control based on Predictive Voltage Control in a Six-Phase Generation System using Modular Matrix Converters. In Proceedings: 2020 IEEE International Conference on Industrial Technology (ICIT) (1059-1065). https://doi.org/10.1109/ICIT45562.2020.9067285

Renewable energy generation systems under distributed generation frame emerges as a plausible solution for nowadays growing world energy demands. In this context multiphase wind generation systems are a feasible option that consist of renewable AC so... Read More about Active and Reactive Power Control based on Predictive Voltage Control in a Six-Phase Generation System using Modular Matrix Converters.

Control Strategy and Communication Architecture for Power Sharing in Microgrids (2020)
Conference Proceeding
Perez-Guzman, R. E., Salgueiro, Y., Rivera, M., & Wheeler, P. W. (2020). Control Strategy and Communication Architecture for Power Sharing in Microgrids. In Proceedings: 2020 IEEE International Conferenceon Industrial Technology (1167-1172). https://doi.org/10.1109/ICIT45562.2020.9067288

The increasing needs of control, security and generation capacity of microgrids, has raised the complexity of the network and have allowed the evolution of architecture as a cluster. This increase in complexity demands control strategies in real-time... Read More about Control Strategy and Communication Architecture for Power Sharing in Microgrids.

Recent Advances of Predictive Control in Power Converters (2020)
Conference Proceeding
Perez-Guzman, R. E., Rivera, M., & Wheeler, P. W. (2020). Recent Advances of Predictive Control in Power Converters. In Proceedings: 2020 IEEE International Conferenceon Industrial Technology (1100-1105). https://doi.org/10.1109/icit45562.2020.9067169

Model-based predictive control (MPC) is an attractive solution for controlling power converters and drives. This research shows the most recent alternatives of predictive control techniques proposed in the literature to solve control problems in powe... Read More about Recent Advances of Predictive Control in Power Converters.

Architectures for Microgrids Interconnection (2020)
Conference Proceeding
Diaz, F., Rivera, M., Chavez, H., & Wheeler, P. (2020). Architectures for Microgrids Interconnection. In Proceedings: 2020 IEEE International Conferenceon Industrial Technology (1121-1126). https://doi.org/10.1109/ICIT45562.2020.9067130

Progress requires greater global energy interconnection. This paper presents an overview of the topologies and control techniques applied to microgrids, by means of an updated bibliographic research and the most relevant articles on the use of power... Read More about Architectures for Microgrids Interconnection.

Present and Future of the Chilean Electrical Grid (2020)
Conference Proceeding
Diaz, F., Rivera, M., Chevez, H., & Wheeler, P. (2020). Present and Future of the Chilean Electrical Grid. In Proceedings: 2020 IEEE International Conferenceon Industrial Technology (630-635). https://doi.org/10.1109/ICIT45562.2020.9067249

The technological development of Chile has lead to a major energy demand. This paper presents a description of the current reality of the Chilean electricity sector and its future. The vision and its advancements in Chile are matter of observation to... Read More about Present and Future of the Chilean Electrical Grid.

Model Predictive Control Applied to the Three-Phase Neutral Point Clamped Inverter (2020)
Conference Proceeding
Perez-Guzmen, R. E., Rivera, M., Riveros, J. A., Herrera, F., & Wheeler, P. W. (2020). Model Predictive Control Applied to the Three-Phase Neutral Point Clamped Inverter. In Proceedings: 2020 IEEE International Conferenceon Industrial Technology (493-498). https://doi.org/10.1109/ICIT45562.2020.9067298

Model-based predictive control is one of the most used strategies for power converters. Its popularity is due to the simple inclusion of several regulation objectives in the control law, which is a desired feature for multilevel voltage source invert... Read More about Model Predictive Control Applied to the Three-Phase Neutral Point Clamped Inverter.

Model-based Predictive Control in Three-Phase Inverters (2020)
Conference Proceeding
Perez-Guzman, R. E., Rivera, M., Vicencio, N., & Wheeler, P. W. (2020). Model-based Predictive Control in Three-Phase Inverters. In Proceedings: 2020 IEEE International Conferenceon Industrial Technology (499-504). https://doi.org/10.1109/ICIT45562.2020.9067217

In the last year model predictive control strategy has emerged as a good alternative for the control of power converters. This research proposes a new model-based predictive control strategy for a voltage source inverter, operating at variable and fi... Read More about Model-based Predictive Control in Three-Phase Inverters.

Integrating a Single Z-Source Network with a Modular Multilevel Converter for Voltage Boosting (2019)
Conference Proceeding
Khera, F. A., Wheeler, P. W., & Klumpner, C. (2019). Integrating a Single Z-Source Network with a Modular Multilevel Converter for Voltage Boosting

This paper proposes the integration of a Z-source network with the modular multilevel converter (MMC) to add voltage boosting capability to a voltage step down converter. To limit the increase in complexity, the proposed Z-source modular multilevel c... Read More about Integrating a Single Z-Source Network with a Modular Multilevel Converter for Voltage Boosting.

Modulated Model Predictive Current Control for PMSM Operating With Three-level NPC Inverter (2019)
Conference Proceeding
Wang, Q., Rivera, M., Riveros, J. A., & Wheeler, P. (2019). Modulated Model Predictive Current Control for PMSM Operating With Three-level NPC Inverter

In finite control set model predictive control (FCS-MPC) strategy only one basic voltage vector is to be selected in per periodic time, which causes big current ripple as well as the torque ripple of permanent magnet synchronous motor (PMSM). To solv... Read More about Modulated Model Predictive Current Control for PMSM Operating With Three-level NPC Inverter.

Multi-modular scalable DC-AC power converter for current injection to the grid based on predictive voltage control (2019)
Conference Proceeding
Toledo, S., Rivera, M., Maqueda, E., Ayala, M., Pacher, J., Romero, C., …Wheeler, P. (2019). Multi-modular scalable DC-AC power converter for current injection to the grid based on predictive voltage control

Increasing world electrical energy demand make necessary to develop new efficient and reliable schemes for power injection to the existing grid under distributed generation frames. In this work a novel DC-AC control scheme is proposed, which is based... Read More about Multi-modular scalable DC-AC power converter for current injection to the grid based on predictive voltage control.

Predictive Voltage Control Operating at Fixed Switching Frequency of a Neutral-Point Clamped Converter (2019)
Conference Proceeding
Herrera, F., Cárdenas, R., Rivera, M., Riveros, J. A., & Wheeler, P. (2019). Predictive Voltage Control Operating at Fixed Switching Frequency of a Neutral-Point Clamped Converter

Uninterruptible power supply units are system formed by power electronics converters to supply sinusoidal voltages to feed critical loads. In this paper, a fixed switching frequency model predictive control strategy is presented for the control of th... Read More about Predictive Voltage Control Operating at Fixed Switching Frequency of a Neutral-Point Clamped Converter.

Reliability Analysis of aircraft starter generator drive converter (2019)
Conference Proceeding
Harikumaran, J., Buticchi, G., Galea, M., Costabeber, A., & Wheeler, P. (2019). Reliability Analysis of aircraft starter generator drive converter. In 2019 IEEE 15th Brazilian Power Electronics Conference and 5th IEEE Southern Power Electronics Conference (COBEP SPEC)

Under the more electric aircraft (MEA) theme, many aircraft systems are being electrified. In a previous research work, an electric starter generator system for aircrafts was implemented. This paper presents the reliability of the drive converter-a 3... Read More about Reliability Analysis of aircraft starter generator drive converter.

Direct Power Control of Modular Multilevel Matrix Converter for Flexible AC Transmission System Applications (2019)
Conference Proceeding
Wheeler, P., Duran, A., Rojas, F., Diaz, M., & Ibaceta, E. (2019). Direct Power Control of Modular Multilevel Matrix Converter for Flexible AC Transmission System Applications. In 2019 IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON) (1-6). https://doi.org/10.1109/CHILECON47746.2019.8988098

The Modular Multilevel Matrix Converter (M3C) has been proposed as an appropriate alternative for high-power machines due to characteristics such as modularity, medium-voltage operation, high power quality and reliability. However, complex control sy... Read More about Direct Power Control of Modular Multilevel Matrix Converter for Flexible AC Transmission System Applications.

Wind Energy Development and Technology in the World: A Brief Overview (2019)
Conference Proceeding
Elizondo, J. L., Rivera, M., & Wheeler, P. (2019). Wind Energy Development and Technology in the World: A Brief Overview. In IEEE Chilean Conference on Electrical, Electronics Engineering, Information and Communication Technologies (1-5). https://doi.org/10.1109/CHILECON47746.2019.8987714

A brief overview of wind energy 2018 market status with short- and long-term projections will be presented, as well as the wind turbine technologies and market share. Furthermore, clean energy goals from the governments of Denmark, Mexico and Chile w... Read More about Wind Energy Development and Technology in the World: A Brief Overview.

Present and Future of the Chilean Electrical Grid (2019)
Conference Proceeding
Diaz, F., Rivera, M., Chavez, H., & Wheeler, P. (2019). Present and Future of the Chilean Electrical Grid. In IEEE Chilean Conference on Electrical, Electronics Engineering, Information and Communication Technologies (1-6). https://doi.org/10.1109/CHILECON47746.2019.8987663

This paper presents a description of the current reality of the Chilean electricity sector and its future. The vision and its advancements in Chile are matter of observation to develop a clearer picture for maintaining and increasing the penetration... Read More about Present and Future of the Chilean Electrical Grid.

Predictive Control Strategies in Power Converters (2019)
Conference Proceeding
Perez-Guzman, R. E., Rivera, M., & Wheeler, P. W. (2019). Predictive Control Strategies in Power Converters. In IEEE Chilean Conference on Electrical, Electronics Engineering, Information and Communication Technologies ( 1-6). https://doi.org/10.1109/CHILECON47746.2019.8987539

Model-based predictive control (MPC) is an attractive solution for controlling power converters. In this article the most recent investigations related to predictive control are addressed and the solutions proposed by the researchers are shown, illus... Read More about Predictive Control Strategies in Power Converters.

Model Predictive Control in Three-Phase Inverters (2019)
Conference Proceeding
Perez-Guzman, R. E., Rivera, M., Vicencio, N., & Wheeler, P. W. (2019). Model Predictive Control in Three-Phase Inverters. In IEEE Chilean Conference on Electrical, Electronics Engineering, Information and Communication Technologies (1-6). https://doi.org/10.1109/CHILECON47746.2019.8987470

Model-based predictive control is a recent alternative to improve the quality of the output in power converters. In this research, predictive current control is implemented in a voltage source inverter, operating at a variable switching frequency and... Read More about Model Predictive Control in Three-Phase Inverters.

Weighting Factor Design in Model Predictive Control for Power Converters (2019)
Conference Proceeding
Perez-Guzman, R. E., Rivera, M., & Wheeler, P. W. (2019). Weighting Factor Design in Model Predictive Control for Power Converters. In IEEE Chilean Conference on Electrical, Electronics Engineering, Information and Communication Technologies. https://doi.org/10.1109/CHILECON47746.2019.8988109

Model-based predictive control is an important multi-objective control strategy in power converters, but it must be properly designed. This research shows different alternatives to improve the cost function in model-based predictive control. For this... Read More about Weighting Factor Design in Model Predictive Control for Power Converters.

Architectures for Microgrids Interconnection (2019)
Conference Proceeding
Diaz, F., Rivera, M., & Wheeler, P. (2019). Architectures for Microgrids Interconnection. In IEEE Chilean Conference on Electrical, Electronics Engineering, Information and Communication Technologies (1-6). https://doi.org/10.1109/CHILECON47746.2019.8988091

Progress requires greater global energy interconnection. This paper presents an overview of the topologies and control techniques applied to microgrids, by means of an updated bibliographic research and the most relevant articles on the use of power... Read More about Architectures for Microgrids Interconnection.

Implementation of Predictive Control in a Three-Phase Neutral Point Clamped Inverter (2019)
Conference Proceeding
Perez-Guzman, R. E., Herrera, F., Rivera, M., Riveros, J., & Wheeler, P. W. (2019). Implementation of Predictive Control in a Three-Phase Neutral Point Clamped Inverter. In IEEE Chilean Conference on Electrical, Electronics Engineering, Information and Communication Technologies (1-6). https://doi.org/10.1109/CHILECON47746.2019.8987536

In recent years, multilevel converters have established themselves as an efficient technology for the conversion of medium and high power. This research presents a NPC multilevel inverter topology, using two new control strategies: classical predicti... Read More about Implementation of Predictive Control in a Three-Phase Neutral Point Clamped Inverter.

The Voltage Source Inverter (2019)
Conference Proceeding
Gutierrez, R., Rivera, M., & Wheeler, P. (2019). The Voltage Source Inverter. In IEEE Chilean Conference on Electrical, Electronics Engineering, Information and Communication Technologies (1-4). https://doi.org/10.1109/CHILECON47746.2019.8988056

This paper presents the Voltage Source Inverter. On this paper it will be discussed its topology, mathematical model, switching states and the characteristic curves of the inverter. Moreover, the authors will analyze the concept of “dead time”, aimin... Read More about The Voltage Source Inverter.

Predictive Voltage Control of the Direct Matrix Converter applied to Grid Current Injection (2019)
Conference Proceeding
Toledo, S., Rivera, M., Dragicevic, T., Caballero, D., Wheeler, P., & Gregor, R. (2020). Predictive Voltage Control of the Direct Matrix Converter applied to Grid Current Injection. In 2019 IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON)https://doi.org/10.1109/CHILECON47746.2019.8987518

Predictive control applied to direct matrix converter provide a feasible option to control the output voltage of a generation system with good performance. In this work a predictive voltage control strategy is proposed as the inner loop control of an... Read More about Predictive Voltage Control of the Direct Matrix Converter applied to Grid Current Injection.

Control Techniques for a Single-Phase Matrix Converter (2019)
Conference Proceeding
Rojas, S., Rivera, M., & Wheeler, P. (2019). Control Techniques for a Single-Phase Matrix Converter. In IEEE Chilean Conference on Electrical, Electronics Engineering, Information and Communication Technologies. https://doi.org/10.1109/CHILECON47746.2019.8988074

The direct single-phase matrix converter (SPMC) is a topology composed only of switches. This feature makes it extremely important to have complete control of the six bidirectional switches that make up it. This is why this article presents a compari... Read More about Control Techniques for a Single-Phase Matrix Converter.

Transfer Function Based Input Impedance Determination of Triple Active Bridge Converter (2019)
Conference Proceeding
Yang, J., Buticchi, G., Gu, C., Günter, S., Yan, H., & Wheeler, P. (2019). Transfer Function Based Input Impedance Determination of Triple Active Bridge Converter. In Proceedings: IECON 2019 - 45th Annual Conference of the IEEE Industrial Electronics Society (4917-4923). https://doi.org/10.1109/IECON.2019.8926943

The concept of multiport dc-dc converter was proposed to reduce the conversion stages of dc microgrid on more electric aircraft (MEA). The structure of multiport dc-dc converter is basically developed from the dual active bridge (DAB) converter becau... Read More about Transfer Function Based Input Impedance Determination of Triple Active Bridge Converter.

Trade-off Study of a High Power Density Starter-Generator for Turboprop Aircraft System (2019)
Conference Proceeding
Khowja, M. R., Vakil, G., Gerada, C., Yang, T., Bozhko, S., & Wheeler, P. (2019). Trade-off Study of a High Power Density Starter-Generator for Turboprop Aircraft System. In Proceedings: IECON 2019 - 45th Annual Conference of the IEEE Industrial Electronics Society (1435-1440). https://doi.org/10.1109/IECON.2019.8926961

Mechanically-driven actuators, compressors and pumps are being replaced by the aircraft manufacturers that shift the trend towards 'More Electric Aircraft' and hence reducing the mechanical linkages within the aircraft system. This elevates the depen... Read More about Trade-off Study of a High Power Density Starter-Generator for Turboprop Aircraft System.

Fast and Accurate Multi-Physics Model for Optimization-based Design of VSBBC (2019)
Conference Proceeding
Cheong, B., Giangrande, P., Zhang, X., Galea, M., Zanchetta, P., & Wheeler, P. (2019). Fast and Accurate Multi-Physics Model for Optimization-based Design of VSBBC. In IECON Proceedings 2019 - 45th Annual Conference of the IEEE Industrial Electronics Society (1762-1767). https://doi.org/10.1109/IECON.2019.8927694

The development and validation of an advanced two-level Voltage Source Back-to-Back Converter model, considering its multi-physics operation, is presented in this paper. Based on a set of input parameters, the proposed model evaluates the converter i... Read More about Fast and Accurate Multi-Physics Model for Optimization-based Design of VSBBC.

Comparative Evaluation of High Power Solid State Power Controller (SSPC) With and Without Auxiliary Over-current Bypass Circuit (2019)
Conference Proceeding
Adhikari, J., Yang, T., Bozhko, S., & Wheeler, P. (2019). Comparative Evaluation of High Power Solid State Power Controller (SSPC) With and Without Auxiliary Over-current Bypass Circuit. In Proceedings: IECON 2019 - 45th Annual Conference of the IEEE Industrial Electronics Society (2628-2633). https://doi.org/10.1109/IECON.2019.8926717

This paper explores the possibility of a semiconductor-based over-current bypass circuit for high current solid-state power controllers (SSPCs). Therefore, two different topologies of the bidirectional DC SSPCs: a. without over-current bypass circuit... Read More about Comparative Evaluation of High Power Solid State Power Controller (SSPC) With and Without Auxiliary Over-current Bypass Circuit.

An Enhanced Unified Space Vector Modulation Technique for Dual Converters with Isolated Voltage Supplies (2019)
Conference Proceeding
Huang, Z., Yang, T., Giangrande, P., Wheeler, P., & Galea, M. (2019). An Enhanced Unified Space Vector Modulation Technique for Dual Converters with Isolated Voltage Supplies. In Proceedings: IECON 2019 - 45th Annual Conference of the IEEE Industrial Electronics Society (3511-3516). https://doi.org/10.1109/IECON.2019.8927538

This paper presents an enhanced modulation technique for dual converters with isolated supplies. This unified modulation technique is applicable for any positive voltage ratio between the isolated supplies. The modulation technique enhances the quali... Read More about An Enhanced Unified Space Vector Modulation Technique for Dual Converters with Isolated Voltage Supplies.

An Active Modulation Scheme for Avoiding Overcharging in the Dual Converter with Isolated Asymmetric Supplies (2019)
Conference Proceeding
Huang, Z., Yang, T., Giangrande, P., Wheeler, P., & Galea, M. (2019). An Active Modulation Scheme for Avoiding Overcharging in the Dual Converter with Isolated Asymmetric Supplies. In 2019 21st European Conference on Power Electronics and Applications (EPE '19 ECCE Europe)https://doi.org/10.23919/EPE.2019.8915181

This paper presents an enhanced modulation technique for dual converters with isolated supplies. This unified modulation technique is applicable for any positive voltage ratio between the isolated supplies. The modulation technique enhances the quali... Read More about An Active Modulation Scheme for Avoiding Overcharging in the Dual Converter with Isolated Asymmetric Supplies.

Evaluation of Posicast Compensator Robustness for the Reduction of Torsional Vibrations (2019)
Conference Proceeding
Ahumada, C., & Wheeler, P. (2019). Evaluation of Posicast Compensator Robustness for the Reduction of Torsional Vibrations. In 2019 IEEE Energy Conversion Congress and Exposition (ECCE) (5870-5877). https://doi.org/10.1109/ECCE.2019.8912476

The drivetrain of most aircraft engines, which links the electrical generators to the engine, is relatively flexible and has vibration modes with values below 100 Hz. Consequently, torsional vibrations can be excited by the sudden connection or disco... Read More about Evaluation of Posicast Compensator Robustness for the Reduction of Torsional Vibrations.

Grid Impedance Identification and Structured-h2 Optimization Based Controller Design of Active Front-end in Embedded AC Networks (2019)
Conference Proceeding
Li, K., Dewar, D., Formentini, A., Zanchetta, P., & Wheeler, P. (2019). Grid Impedance Identification and Structured-h2 Optimization Based Controller Design of Active Front-end in Embedded AC Networks. In 2019 IEEE Energy Conversion Congress and Exposition (ECCE) (4840-4845). https://doi.org/10.1109/ECCE.2019.8912832

The increasing use of power electronics systems and distributed generation in modern power networks has raised important issues regarding the effects that inter-connected converters systems can have on the performance and stability of the whole grid.... Read More about Grid Impedance Identification and Structured-h2 Optimization Based Controller Design of Active Front-end in Embedded AC Networks.

A Nonintrusive IGBT Open-Circuit Fault and Current Sensor Fault Diagnosis Method for Grid-Tied Three-phase Three-Wire Inverter with Two Current Sensors (2019)
Conference Proceeding
Li, Z., Wheeler, P., Watson, A., Costabeber, A., Bai, Z., Zhang, X., …Ma, H. (2019). A Nonintrusive IGBT Open-Circuit Fault and Current Sensor Fault Diagnosis Method for Grid-Tied Three-phase Three-Wire Inverter with Two Current Sensors. In 2019 IEEE Energy Conversion Congress and Exposition (ECCE) (2963-2967). https://doi.org/10.1109/ECCE.2019.8912813

© 2019 IEEE. In some cases, only two current sensors are available in three-phase three-wire (3P3W) inverters. This occurs when one of three sensors is faulty, or the inverter is equipped with only two sensors to save cost. There has been no method a... Read More about A Nonintrusive IGBT Open-Circuit Fault and Current Sensor Fault Diagnosis Method for Grid-Tied Three-phase Three-Wire Inverter with Two Current Sensors.

A Novel Virtual Space Vector Modulation Scheme for Three-Level NPC Power Converter with Neutral-Point Voltage Balancing and Common-Mode Voltage Reduction for Electric Starter/Generator System in More-Electric-Aircraft (2019)
Conference Proceeding
Guo, F., Yang, T., Bozhko, S., & Wheeler, P. (2019). A Novel Virtual Space Vector Modulation Scheme for Three-Level NPC Power Converter with Neutral-Point Voltage Balancing and Common-Mode Voltage Reduction for Electric Starter/Generator System in More-Electric-Aircraft. In 2019 IEEE Energy Conversion Congress and Exposition (ECCE) (1852-1858). https://doi.org/10.1109/ECCE.2019.8913186

In recent years, More-Electric-Aircraft (MEA) becomes the state-of-the-art. One of the essential issue need to be solved is neutral-point (NP) voltage drift in three-level neutral-point-clamped (3L-NPC) power converter because of low power factor (PF... Read More about A Novel Virtual Space Vector Modulation Scheme for Three-Level NPC Power Converter with Neutral-Point Voltage Balancing and Common-Mode Voltage Reduction for Electric Starter/Generator System in More-Electric-Aircraft.

Simulations and Measurement Analysis of SiC MOSFET and IGBT Gate Drive Performance in Power Modules for More Electric Aircraft Motor Drive Applications (2019)
Conference Proceeding
O'Donnell, S., Chan, A., Wheeler, P., & Castellazzi, A. (2019). Simulations and Measurement Analysis of SiC MOSFET and IGBT Gate Drive Performance in Power Modules for More Electric Aircraft Motor Drive Applications. https://doi.org/10.23919/EPE.2019.8914898

With the increase in power electronic solutions for More Electric Aircraft, silicon-carbide MOSFETs are being considered as alternatives to silicon IGBTs in areas such as motor drive systems for primary flight and landing gear actuators. In these hig... Read More about Simulations and Measurement Analysis of SiC MOSFET and IGBT Gate Drive Performance in Power Modules for More Electric Aircraft Motor Drive Applications.

System-Level Motor Drive Modelling for Optimization-based Designs (2019)
Conference Proceeding
Cheong, B., Giangrande, P., Zhang, X., Galea, M., Zanchetta, P., & Wheeler, P. (2019). System-Level Motor Drive Modelling for Optimization-based Designs. https://doi.org/10.23919/EPE.2019.8914883

To achieve optimal system weight and efficiency, the design of main components in an AC motor drive (electric machine and power converter) have to be optimized together. This is challenging considering the multiphysics and complex nature of its opera... Read More about System-Level Motor Drive Modelling for Optimization-based Designs.

Fast and Accurate Model for Optimization-based Design of Fractional-Slot Surface PM Machines (2019)
Conference Proceeding
Cheong, B., Giangrande, P., Zhang, X., Galea, M., Zanchetta, P., & Wheeler, P. (2019). Fast and Accurate Model for Optimization-based Design of Fractional-Slot Surface PM Machines. In 2019 22nd International Conference on Electrical Machines and Systems (ICEMS) (1-6). https://doi.org/10.1109/ICEMS.2019.8921605

This paper presents the development and validation of a fast, accurate, and high dimensional Multiphysics analytical model for the optimization-based design of fractional-slot surface permanent magnet (PM) machines. The approach is non-iterative and... Read More about Fast and Accurate Model for Optimization-based Design of Fractional-Slot Surface PM Machines.

A Power Generation Center with Back-to-back Converter Considering Post-fault Operation for MEA Application (2019)
Conference Proceeding
Lang, X., Yang, T., Enalou, H. B., Wheeler, P., & Bozhko, S. (2019). A Power Generation Center with Back-to-back Converter Considering Post-fault Operation for MEA Application. In Proceedings of the 22nd International Conference on Electrical Machines and Systems (ICEMS) (1-6). https://doi.org/10.1109/ICEMS.2019.8922219

This paper proposes a new power generation centre (PGC) for the engine of more electric aircraft (MEA) application. In this PGC, a starter/generator is connected to the high-pressure (HP) spool to start the engine in the start process and generate el... Read More about A Power Generation Center with Back-to-back Converter Considering Post-fault Operation for MEA Application.

Open-Switch Fault Diagnosis for Three-Phase AC-DC Power Converter with Park's Vector Method Considering Modulation Schemes (2019)
Conference Proceeding
Guo, F., Yang, T., Bozhko, S., & Wheeler, P. (2019). Open-Switch Fault Diagnosis for Three-Phase AC-DC Power Converter with Park's Vector Method Considering Modulation Schemes. In Proceedings of the 2019 IEEE 12th International Symposium on Diagnostics for Electrical Machines, Power Electronics and Drives (405-411). https://doi.org/10.1109/DEMPED.2019.8864839

Open-switch fault accounts for large proportions among failures in power conversion system. Previously, fault defection methods are carried out by researches from transient period or circuit configuration with complicated algorithms. This paper revea... Read More about Open-Switch Fault Diagnosis for Three-Phase AC-DC Power Converter with Park's Vector Method Considering Modulation Schemes.

A SiC based 2-Level Power Converter for Shape-and-Space-Restricted Aerospace Applications (2019)
Conference Proceeding
Nasir, U., Chowdhury, S., La Rocca, A., Chen, Y., Yang, T., Wheeler, P., …Bozhko, S. (2019). A SiC based 2-Level Power Converter for Shape-and-Space-Restricted Aerospace Applications. In Proceedings on the 2019 IEEE 13th International Conference on Power Electronics and Drive Systems (PEDS) (1-7). https://doi.org/10.1109/PEDS44367.2019.8998907

Recent advancements in the power electronic device technologies, such as wide-band-gap devices including Silicon-Carbide (SiC) and Galium-Nitride (GaN), are acting as an enabling factor in development of compact power electronic systems. More specifi... Read More about A SiC based 2-Level Power Converter for Shape-and-Space-Restricted Aerospace Applications.

New Reduced Asymmetric Basic Module Multilevel Converters for Cascaded Configurations (2019)
Conference Proceeding
Hosseinzadeh, M. A., Sarbanzadeh, M., Rivera, M., & Wheeler, P. (2019). New Reduced Asymmetric Basic Module Multilevel Converters for Cascaded Configurations. In Proceedings 2019 IEEE 28th International Symposium on Industrial Electronics (2653-2658). https://doi.org/10.1109/ISIE.2019.8781382

Requiring a high number of power switches and their rating are the main limitations of multilevel converters in medium-voltage applications. The main objective of this paper is, introduce a reduced asymmetric basic module (RABM) for cascaded multilev... Read More about New Reduced Asymmetric Basic Module Multilevel Converters for Cascaded Configurations.

Wavelet-based ESS sizing strategy to enable power peak-shaving in PV systems (2019)
Conference Proceeding
Müller, N., Kouro, S., Zanchetta, P., Wheeler, P., & Marzo, A. (2019). Wavelet-based ESS sizing strategy to enable power peak-shaving in PV systems. In Proceedings: 2019 IEEE 28th International Symposium on Industrial Electronics (2458-2463). https://doi.org/10.1109/ISIE.2019.8781363

This work presents an Energy Storage Systems (ESS) sizing strategy, that allows grid connected PV systems to provide peak-shaved maximum-power-Ramp-Rate (RR) compliant power while storing exceeding power. For this purpose power generation and power l... Read More about Wavelet-based ESS sizing strategy to enable power peak-shaving in PV systems.

A New Basic Unit for Symmetric and Asymmetric Cascaded Multilevel Inverters with Reduced Power Electronic Devices (2019)
Conference Proceeding
Sarbanzadeh, M., Hosseinzadeh, M. A., Babaei, E., Rivera, M., & Wheeler, P. (2019). A New Basic Unit for Symmetric and Asymmetric Cascaded Multilevel Inverters with Reduced Power Electronic Devices. In Proceedings: 2019 IEEE 28th International Symposium on Industrial Electronics. https://doi.org/10.1109/isie.2019.8781476

© 2019 IEEE. In this paper, a new basic unit for the cascaded multilevel inverter is proposed. By series-connected numbers of the proposed basic unit, a new cascaded multilevel inverter is also proposed. In order to generate all (even and odd) voltag... Read More about A New Basic Unit for Symmetric and Asymmetric Cascaded Multilevel Inverters with Reduced Power Electronic Devices.

Information Technologies for Distributed Machine Drives: An Overview (2019)
Conference Proceeding
Savi, F., Buticchi, G., Gerada, C., Wheeler, P., & Barater, D. (2019). Information Technologies for Distributed Machine Drives: An Overview. In 2019 IEEE International Electric Machines & Drives Conference (IEMDC) (1805-1809). https://doi.org/10.1109/IEMDC.2019.8785232

The exponential growth experienced by the semiconductor manufacturing field has led to a large proliferation of devices with large amounts computational power, enabling countless technologies and revolutionizing many fields. Control systems and machi... Read More about Information Technologies for Distributed Machine Drives: An Overview.

Voltage Utilization Enhancement of Dual Inverters by Model Predictive Control for Motor Drive Applications (2019)
Conference Proceeding
Huang, Z., Yang, T., Giangrande, P., Galea, M., Garcia, C., Rivera, M., …Rodriguez, J. (2019). Voltage Utilization Enhancement of Dual Inverters by Model Predictive Control for Motor Drive Applications. In Proceedings - PRECEDE 2019: 2019 IEEE International Symposium on Predictive Control of Electrical Drives and Power Electronics (1-3). https://doi.org/10.1109/PRECEDE.2019.8753341

This paper proposes a model predictive control (MPC) method to improve the voltage utilization of dual inverters compared to utilizing previously addressed techniques. The enhancement can reach up to 10% and this benefit has been through simulations... Read More about Voltage Utilization Enhancement of Dual Inverters by Model Predictive Control for Motor Drive Applications.

Model predictive control for isolated DC/DC converters with fast dynamic stabilization in DC microgrids (2019)
Conference Proceeding
Chen, L., Zanchetta, P., Tarisciotti, L., Wheeler, P., Costabebber, A., & Dragi?evi?, T. (2019). Model predictive control for isolated DC/DC converters with fast dynamic stabilization in DC microgrids

The proposed control for DC/DC converters with high frequency isolation, on one hand, provides fast stabilization to the DC microgrids without introducing additional passive components. On the other hand, it can improve load transition performance. A... Read More about Model predictive control for isolated DC/DC converters with fast dynamic stabilization in DC microgrids.

A Dual-Channel Enhanced Power Generation Architecture with Back-to-back Converter for MEA Application (2019)
Conference Proceeding
Lang, X., Yang, T., Enalou, H. B., Li, C., Bozhko, S., & Wheeler, P. (2019). A Dual-Channel Enhanced Power Generation Architecture with Back-to-back Converter for MEA Application. In Proceedings of 2019 IEEE International Electric Machines & Drives Conference (IEMDC) (1392-1397). https://doi.org/10.1109/IEMDC.2019.8785095

This paper presents a new electricity power generation architecture for the engine system of more electric aircraft (MEA). A starter/generator (SG) is connected to high-pressure (HP) spool, and a generator is attached to low-pressure (LP) spool. Thei... Read More about A Dual-Channel Enhanced Power Generation Architecture with Back-to-back Converter for MEA Application.

Impedance-based Sensitivity Analysis of Dual Active Bridge DC-DC Converter (2019)
Conference Proceeding
Yang, J., Buticchi, G., Yan, H., Gu, C., Zhang, H., & Wheeler, P. (2019). Impedance-based Sensitivity Analysis of Dual Active Bridge DC-DC Converter. In Proceedings on the 2019 IEEE 13th International Conference on Compatibility, Power Electronics and Power Engineering (CPE-POWERENG) (1-5). https://doi.org/10.1109/CPE.2019.8862418

The sensitivity analysis of a circuit reflects the robustness of this circuit to the relevant parameters. This paper investigates the sensitivity of input impedance of DAB converter, which is widely adopted in solid-state transformer (SST) and dc mic... Read More about Impedance-based Sensitivity Analysis of Dual Active Bridge DC-DC Converter.

Genetic Algorithm Technique for 7-Level Cascaded H-Bridge Multilevel Converter THD Minimization (2019)
Conference Proceeding
Sarbanzadeh, M., Hosseinzadeh, M. A., Salehi, A., Rivera, M., & Wheeler, P. (2019). Genetic Algorithm Technique for 7-Level Cascaded H-Bridge Multilevel Converter THD Minimization. https://doi.org/10.1109/isie.2019.8781206

Multilevel converters (especially cascaded H-bridge converters) have been widely applied to industrial applications, today. One of the main problems of multilevel converters is high magnitudes of total harmonics distortions which has an effect on the... Read More about Genetic Algorithm Technique for 7-Level Cascaded H-Bridge Multilevel Converter THD Minimization.

Model Predictive Control for the New Reduced Multi-level Grid-Connected Converter (2019)
Conference Proceeding
Sarbanzadeh, M., Hosseinzadeh, M. A., Saleh, A., Rivera, M., Munoz, J., & Wheeler, P. (2019). Model Predictive Control for the New Reduced Multi-level Grid-Connected Converter. In Proceedings of the IEEE 2019 International Conference on Industrial Technology (ICIT) (1790-1795). https://doi.org/10.1109/ICIT.2019.8754994

Reduced multi-level converters have been presented to enhance the efficiency by reducing the number of components which lead to reducing the size, volume and cost of converters. Predictive control is an advanced control strategy that is implemented f... Read More about Model Predictive Control for the New Reduced Multi-level Grid-Connected Converter.

Modified H-bridge inverter with reduced number of switching devices (2019)
Conference Proceeding
Hosseinzadeh, M. A., Hadiizadeh, H., Sarbanzadeh, M., Rivera, M., Munoz, J., & Wheeler, P. (2019). Modified H-bridge inverter with reduced number of switching devices.

In this paper, a modified topology for developing H-bridge inverter is proposed which the number of components is lower than other inverters as well as the proposed inverter generates a high number of level with low total harmonics distortions. In th... Read More about Modified H-bridge inverter with reduced number of switching devices.

Predictive Control Applied to a Cascaded H-Bridge Multilevel Converter (2019)
Conference Proceeding
Hosseinzadeh, M. A., Sarbanzadeh, M., Sarbanzadeh, E., Rivera, M., & Wheeler, P. (2019). Predictive Control Applied to a Cascaded H-Bridge Multilevel Converter. In 2018 IEEE International Conference on Electrical Systems for Aircraft, Railway, Ship Propulsion and Road Vehicles & International Transportation Electrification Conference (ESARS-ITEC). https://doi.org/10.1109/ESARS-ITEC.2018.8607723

© 2018 IEEE. Power converters are the main part of power electronic applications. A predictive strategy is a new control strategy to control cascaded H-Bridge (CHB) converter due to the control of multivariables, simultaneously. This report presents... Read More about Predictive Control Applied to a Cascaded H-Bridge Multilevel Converter.

An Integral Design of Ground Power Unit Supply for Aircraft Applications (2018)
Conference Proceeding
Rivera, M., Faundez, D., Kolar, J., Wheeler, P., Riveros, J. A., & Toledo, S. (2018). An Integral Design of Ground Power Unit Supply for Aircraft Applications. In 2018 IEEE International Conference on Electrical Systems for Aircraft, Railway, Ship Propulsion and Road Vehicles & International Transportation Electrification Conference (ESARS-ITEC)

A new ground power unit configuration is introduced in this paper. The architecture comprises a six-pulse rectifier with active current injection in the input stage to achieve high-performance conversion with low polluted ac spectrum, whereas the out... Read More about An Integral Design of Ground Power Unit Supply for Aircraft Applications.

Model-Predictive-Control for Dual-Active-Bridge Converters with Triple Phase Shift in Naval Shipboard DC Micro-grids Supplying Pulsed Power Loads (2018)
Conference Proceeding
Chen, L., Wang, Z., Shao, S., Tarisciotti, L., Dragicevic, T., & Wheeler, P. (in press). Model-Predictive-Control for Dual-Active-Bridge Converters with Triple Phase Shift in Naval Shipboard DC Micro-grids Supplying Pulsed Power Loads

Dedicated Energy Storage System (ESS) has been an integral part of the shipboard micro-grids in naval vessels. Dual-Active-Bridge (DAB) converters are often chosen to be the interface between the ESS and the medium voltage DC bus due to isolation cap... Read More about Model-Predictive-Control for Dual-Active-Bridge Converters with Triple Phase Shift in Naval Shipboard DC Micro-grids Supplying Pulsed Power Loads.

Model Predictive Control for Isolated DC/DC Power Converters with Transformer Peak Current Shaving (2018)
Conference Proceeding
Chen, L., Tarisciotti, L., Costabeber, A., Wheeler, P., & Zanchetta, P. (2018). Model Predictive Control for Isolated DC/DC Power Converters with Transformer Peak Current Shaving. In 2018 IEEE Energy Conversion Congress and Exposition (ECCE) (5954-5960). https://doi.org/10.1109/ECCE.2018.8558301

In this paper a Model Predictive Control, suitable for isolated DC/DC power converters and featuring optimization on converter operations, is proposed. The control is designed based on a specific a current-fed DC/DC converter topology, named Active-B... Read More about Model Predictive Control for Isolated DC/DC Power Converters with Transformer Peak Current Shaving.

An Enhanced Power Generation Centre for More Electric Aircraft Applications (2018)
Conference Proceeding
Lang, X., Yang, T., Enalou, H. B., Bozhko, S., & Wheeler, P. (2018). An Enhanced Power Generation Centre for More Electric Aircraft Applications. In Proceedings - 2018 IEEE International Conference on Electrical Systems for Aircraft, Railway, Ship Propulsion and Road Vehicles & International Transportation Electrification Conference (ESARS-ITEC) (1-6). https://doi.org/10.1109/esars-itec.2018.8607688

© 2018 IEEE. The more-electric aircraft (MEA) concept has become a major trend due to its multiple advantages. Many functions which are conventionally driven by pneumatic, hydraulic and mechanical power systems are replaced by electrical ones onboard... Read More about An Enhanced Power Generation Centre for More Electric Aircraft Applications.

Thermal Analysis of High Power High Voltage DC Solid State Power Controller (SSPC) for Next Generation Civil Tilt Rotor-craft (2018)
Conference Proceeding
Adhikari, J., Yang, T., Zhang, J., Rashed, M., Bozhko, S., & Wheeler, P. (2018). Thermal Analysis of High Power High Voltage DC Solid State Power Controller (SSPC) for Next Generation Civil Tilt Rotor-craft. In 2018 IEEE International Conference on Electrical Systems for Aircraft, Railway, Ship Propulsion and Road Vehicles & International Transportation Electrification Conference (ESARS-ITEC) (1-6). https://doi.org/10.1109/ESARS-ITEC.2018.8607314

This paper explores different possible topologies of a high-power high-voltage bidirectional DC solid state power controller (SSPC) for aerospace applications. The most suitable topology is then selected for design and implementation of the SSPC. A d... Read More about Thermal Analysis of High Power High Voltage DC Solid State Power Controller (SSPC) for Next Generation Civil Tilt Rotor-craft.

Reliability Analysis of SiC MOSFET Power Module for More Electric Aircraft Motor Drive Applications (2018)
Conference Proceeding
O'Donnell, S., Wheeler, P., & Castellazzi, A. (2018). Reliability Analysis of SiC MOSFET Power Module for More Electric Aircraft Motor Drive Applications. In 2018 IEEE International Conference on Electrical Systems for Aircraft, Railway, Ship Propulsion and Road Vehicles & International Transportation Electrification Conference (ESARS-ITEC) (1-4). https://doi.org/10.1109/esars-itec.2018.8607615

This paper presents a reliability study on a Microsemi 5 kVA Integrated Power Solutions (IPS) module designed to drive an electrical motor in a More Electric Aircraft actuation system. The measures taken in the design of the product and the reliabili... Read More about Reliability Analysis of SiC MOSFET Power Module for More Electric Aircraft Motor Drive Applications.

Selective harmonic elimination in cascaded H-bridge multilevel inverter using genetic algorithm approach (2018)
Conference Proceeding
Hosseinzadeh, M. A., Sarbanzadeh, M., Salgueiro, Y., Rivera, M., & Wheeler, P. (in press). Selective harmonic elimination in cascaded H-bridge multilevel inverter using genetic algorithm approach

—Multilevel inverters are worked on medium-voltage and high-power applications due to their ability to supply high power quality output voltage. Hence, a low switching frequency strategy is applied in high power applications since it generates lower... Read More about Selective harmonic elimination in cascaded H-bridge multilevel inverter using genetic algorithm approach.

3L-NPC AC-DC power converter using virtual space vector PWM with optimal switching sequence based on G-h coordinate (2018)
Conference Proceeding
Guo, F., Yang, T., Bozhko, S., & Wheeler, P. (2018). 3L-NPC AC-DC power converter using virtual space vector PWM with optimal switching sequence based on G-h coordinate. In 2018 IEEE International Conference on Electrical Systems for Aircraft, Railway, Ship Propulsion and Road Vehicles & International Transportation Electrification Conference (ESARS-ITEC)

New Asymmetric Cascaded Multi-level Converter with Reduced Components (2018)
Conference Proceeding
Hosseinzadeh, M. A., Sarbanzadeh, M., Sarbanzadeh, E., Rivera, M., & Wheeler, P. (2018). New Asymmetric Cascaded Multi-level Converter with Reduced Components. . https://doi.org/10.1109/ESARS-ITEC.2018.8607383

Multi-level converters have been used in several industrial applications. The following work seeks to present a novel power inverter structure featuring a low amount of devices for a multi-level converter with an asymmetric cascaded connection. The s... Read More about New Asymmetric Cascaded Multi-level Converter with Reduced Components.

Predictive Control for MPPT in a Single-Stage Photovoltaic System (2018)
Conference Proceeding
Munoz, C., Rivera, M., Villalon, A., Riveros, J., Munoz, J., & Wheeler, P. (2018). Predictive Control for MPPT in a Single-Stage Photovoltaic System. In 2018 IEEE International Conference on Electrical Systems for Aircraft, Railway, Ship Propulsion and Road Vehicles & International Transportation Electrification Conference (ESARS-ITEC). https://doi.org/10.1109/ESARS-ITEC.2018.8607529

Predictive control has risen as a plausible option in the control of power converters for photovoltaic utilisation. In this work, a predictive control scheme is proposed to obtain the maximum power point in a photovoltaic array coupled directly to a... Read More about Predictive Control for MPPT in a Single-Stage Photovoltaic System.

Design, Assembly and Startup of a Single-Phase Multi-Modular Matrix Converter for Grid Interconnection (2018)
Conference Proceeding
Rivera, M., Castro, G., & Wheeler, P. (2018). Design, Assembly and Startup of a Single-Phase Multi-Modular Matrix Converter for Grid Interconnection. In 2018 IEEE International Conference on Automation/XXIII Congress of the Chilean Association of Automatic Control (ICA-ACCA) - Proceedings (1-6). https://doi.org/10.1109/ICA-ACCA.2018.8609839

Power converters play a fundamental role in grid interconnection systems. In this article we present the design, assembly and start-up of a multimodular converter. The different stages and design components of the system are detailed. The main idea o... Read More about Design, Assembly and Startup of a Single-Phase Multi-Modular Matrix Converter for Grid Interconnection.

A New Topology of AC-AC Ground Power Unit for Aeronautical Applications (2018)
Conference Proceeding
Rivera, M., Faundez, D., Kolar, J., & Wheeler, P. (2018). A New Topology of AC-AC Ground Power Unit for Aeronautical Applications. https://doi.org/10.1109/ICA-ACCA.2018.8609736

Nowadays, electrical energy is the alternative to supply aircraft systems. In this paper a new converter for ground power units supply in aircraft applications is proposed. The topology consists in a rectifier with an active current injection circuit... Read More about A New Topology of AC-AC Ground Power Unit for Aeronautical Applications.

Neutral Point Voltage Control Method for Three-Level Diode-Clamped Converter Based on Fourth Harmonic Current Injection (2018)
Conference Proceeding
Li, C., Yang, T., Bozhko, S., & Wheeler, P. (2018). Neutral Point Voltage Control Method for Three-Level Diode-Clamped Converter Based on Fourth Harmonic Current Injection. In Proceedings - 2018 IEEE Energy Conversion Congress and Exposition (ECCE) (6996-7002). https://doi.org/10.1109/ECCE.2018.8557537

DC-link neutral point voltage balancing for three level neutral point clamped converters has been extensively investigated. Many effective methods have been reported with desirable performances under high power factor conditions. However, most of the... Read More about Neutral Point Voltage Control Method for Three-Level Diode-Clamped Converter Based on Fourth Harmonic Current Injection.

A novel immense configurations of boost converter for renewable energy application (2018)
Conference Proceeding
Maroti, P. K., Padmanaban, S., Blaabjerg, F., Ionel, D., & Wheeler, P. (2018). A novel immense configurations of boost converter for renewable energy application

A three immense configurations of boost converter for renewable energy application is presented in the paper. The Voltage Lift Switched Inductor (VLSI) structure is pledge to extra high voltage conversion. The proposed work represent the modified hig... Read More about A novel immense configurations of boost converter for renewable energy application.

Study of a Silicon Carbide MOSFET Power Module to Establish the Benefits of Adding Anti-parallel Schottky Diodes (2018)
Conference Proceeding
Trentin, A., Hind, D., Degano, M., Tighe, C., Arevalo, S. L., Yang, L., …Packwood, M. (2018). Study of a Silicon Carbide MOSFET Power Module to Establish the Benefits of Adding Anti-parallel Schottky Diodes. In 2018 IEEE Energy Conversion Congress and Exposition (ECCE) (1829-1836). https://doi.org/10.1109/ECCE.2018.8557415

The majority of commercial Silicon Carbide (SiC) MOSFET based power modules available on the market today also include SiC Schottky diodes placed in anti-parallel with the MOSFETs. Using an accurate electrical and thermal simulation model this paper... Read More about Study of a Silicon Carbide MOSFET Power Module to Establish the Benefits of Adding Anti-parallel Schottky Diodes.

Performance Analysis of H- 2 Optimally Controlled Three-Phase Grids (2018)
Conference Proceeding
Dewar, D., Li, K., Formentini, A., Zanchetta, P., & Wheeler, P. (2018). Performance Analysis of H- 2 Optimally Controlled Three-Phase Grids. In 2018 IEEE Energy Conversion Congress and Exposition (ECCE) (2258-2264). https://doi.org/10.1109/ECCE.2018.8558087

Embedded electrical grids are comprised of multiple interconnected power converters, and have been recently adopted widely into applications such as micro-grids, electrical ships and More Electric Aircraft (MEA). Key aims of MEA research include redu... Read More about Performance Analysis of H- 2 Optimally Controlled Three-Phase Grids.

Optimized control design for power converters in power electronics embedded networks integrating grid model identification (2018)
Conference Proceeding
Li, K., Dewar, D., Formentini, A., Zanchetta, P., & Wheeler, P. (2018). Optimized control design for power converters in power electronics embedded networks integrating grid model identification. In 2018 IEEE Industry Applications Society Annual Meeting (IAS2018). https://doi.org/10.1109/IAS.2018.8544592

© 2018 IEEE The proliferation of power electronics systems and distributed generation in modern power networks has raised important issues regarding the effects that interconnected converters systems can have on the performance and stability of the w... Read More about Optimized control design for power converters in power electronics embedded networks integrating grid model identification.

New inverting modified CUK converter configurations with switched inductor (MCCSI) for high-voltage/low-current renewable applications (2018)
Conference Proceeding
Maroti, P. K., Padmanaban, S., Bhaskar, M. S., Blaabjerg, F., & Wheeler, P. (2018). New inverting modified CUK converter configurations with switched inductor (MCCSI) for high-voltage/low-current renewable applications.

Inverting Modified CUK Converter with Switched Inductor (MCCSI) configurations are articulated in the paper for high-voltage and low-current renewable energy applications. Based on the Switched Inductor (SI) position in MCC converter, four new modifi... Read More about New inverting modified CUK converter configurations with switched inductor (MCCSI) for high-voltage/low-current renewable applications.

Device-package interaction and gate driver layout analysis in SiC MOSFET power modules for more electric aircraft motor drive applications (2018)
Conference Proceeding
O'Donnell, S., Egan, L., Walsh, V., Wheeler, P., & Castellazzi, A. (2018). Device-package interaction and gate driver layout analysis in SiC MOSFET power modules for more electric aircraft motor drive applications. In EPE'18 ECCE Europe - 20th European Conference on Power Electronics and Applications

This paper presents measurements and comparison analysis of 1200 V SiC MOSFET gate drive signals in two different integrated power solutions designed for More Electric Aircraft motor drive applications. The modules are designed to accommodate a 540 V... Read More about Device-package interaction and gate driver layout analysis in SiC MOSFET power modules for more electric aircraft motor drive applications.

An Improved Multistage Switched Inductor Boost Converter (Improved M-SIBC) for Renewable Energy Applications: A key to Enhance Conversion Ratio (2018)
Conference Proceeding
Bhaskar, M. S., Padmanaban, S., Blaabjerg, F., & Wheeler, P. W. (2018). An Improved Multistage Switched Inductor Boost Converter (Improved M-SIBC) for Renewable Energy Applications: A key to Enhance Conversion Ratio. In 2018 IEEE 19th Workshop on Control and Modeling for Power Electronics (COMPEL) (1-6). https://doi.org/10.1109/COMPEL.2018.8459958

In this article, an improved Multistage Switched Inductor (M-SI) based power converter or Improved Multistage Switched Inductor Boost Converter (Improved M-SIBC) is proposed for renewable applications which provides a key to enhancing the voltage con... Read More about An Improved Multistage Switched Inductor Boost Converter (Improved M-SIBC) for Renewable Energy Applications: A key to Enhance Conversion Ratio.

A New Voltage Doubler Based DC-DC 2LCm-Y Power Converter Topologies for High-Voltage/Low-Current Renewable Energy Applications (2018)
Conference Proceeding
Bhaskar, M. S., Padmanaban, S., Wheeler, P., Blaabjerg, F., & Siano, P. (2018). A New Voltage Doubler Based DC-DC 2LCm-Y Power Converter Topologies for High-Voltage/Low-Current Renewable Energy Applications. In 2018 IEEE Transportation Electrification Conference and Expo (ITEC). https://doi.org/10.1109/ITEC.2018.8450120

In this treatise, a new voltage doubler based DCDC 2LCm-Y power converter topologies are uttered for the high voltage/low-current renewable energy applications. L-Y, 2L-Y, 2LC-Y and 2LCm-Y power converter categories are recently proposed in the exist... Read More about A New Voltage Doubler Based DC-DC 2LCm-Y Power Converter Topologies for High-Voltage/Low-Current Renewable Energy Applications.

Design of an Integrated Inductor for 45kW Aerospace Starter-Generator (2018)
Conference Proceeding
Raza Khowja, M., Gerada, C., Vakil, G., Quadri, S. Q., Wheeler, P., & Patel, C. (2018). Design of an Integrated Inductor for 45kW Aerospace Starter-Generator. In 2018 IEEE Transportation and Electrification Conference and Expo (ITEC) (570-575). https://doi.org/10.1109/ITEC.2018.8450246

A close physical and functional integration of passive components is required to make an efficient and power dense overall system. Such power dense systems are a prerequisite in aerospace and marine applications. This paper presents a design of an in... Read More about Design of an Integrated Inductor for 45kW Aerospace Starter-Generator.

Wide bandgap voltage source inverter design for automotive electric drivetrain (2018)
Conference Proceeding
Savi, F., Buticchi, G., Gerada, C., Wheeler, P., & Barater, D. (in press). Wide bandgap voltage source inverter design for automotive electric drivetrain

In this paper a high power, high frequency voltage source inverter for automotive traction application is reviewed. The main objectives of the design process is the maximization of power density, while keeping high efficiency and low weight. In this... Read More about Wide bandgap voltage source inverter design for automotive electric drivetrain.

Three-phase rectifiers with current compensation schemes. Part I, Passive circuits (2018)
Conference Proceeding
Rivera, M., Faundez, D., Kolar, J., Wheeler, P., Riveros, J. A., & Toledo, S. (in press). Three-phase rectifiers with current compensation schemes. Part I, Passive circuits

—Three-phase rectifiers are widely used in several applications. The main feature desired in these power converters is a satisfying regulation of dc output voltage/current, but this ought to be achieved with high quality ac currents and unitary power... Read More about Three-phase rectifiers with current compensation schemes. Part I, Passive circuits.

Three-phase rectifiers with current compensation schemes. Part II, Active and hybrid configurations (2018)
Conference Proceeding
Rivera, M., Faundez, D., Kolar, J., Wheeler, P., Riveros, J. A., & Toledo, S. (in press). Three-phase rectifiers with current compensation schemes. Part II, Active and hybrid configurations

The current injection schemes for unidirectional three-phase diode bridge rectifiers are widely utilised in industrial and aerospace applications. The additional circuitry in combination with modern control strategies mitigate the effects of the conv... Read More about Three-phase rectifiers with current compensation schemes. Part II, Active and hybrid configurations.

Three-Phase AC-DC Converters with Passive, Active and Hybrid Current Injection Circuits - Part I (2018)
Conference Proceeding
Rivera, M., Faundez, D., Kolar, J., Wheeler, P., & Riveros, J. A. (2018). Three-Phase AC-DC Converters with Passive, Active and Hybrid Current Injection Circuits - Part I. In Proceedings - 2018 IEEE Biennial Congress of Argentina (ARGENCON) (1-7). https://doi.org/10.1109/ARGENCON.2018.8646244

© 2018 IEEE. AC-DC three-phase converters are very well known for having enhanced power quality with unity displacement power factor, low total harmonic pollution on the AC side, and controllable DC output with unidirectional or bidirectional power f... Read More about Three-Phase AC-DC Converters with Passive, Active and Hybrid Current Injection Circuits - Part I.

Three-Phase AC-DC Converters with Passive, Active and Hybrid Current Injection Circuits - Part II (2018)
Conference Proceeding
Rivera, M., Faundez, D., Kolar, J., Wheeler, P., & Riveros, J. A. (2018). Three-Phase AC-DC Converters with Passive, Active and Hybrid Current Injection Circuits - Part II. In 2018 IEEE Biennial Congress of Argentina (ARGENCON) (1-5). https://doi.org/10.1109/ARGENCON.2018.8646106

© 2018 IEEE. AC-DC Three-phase converters are highly well known for having enhanced power quality with unity displacement power factor, low total harmonic pollution on the AC side, and controllable DC output with unidirectional or bidirectional power... Read More about Three-Phase AC-DC Converters with Passive, Active and Hybrid Current Injection Circuits - Part II.

A New Ground Power Unit (GPU) Supply for Aircraft Applications (2018)
Conference Proceeding
Rivera, M., Faundez, D., Kolar, J., Wheeler, P., Besoain, F., & Riveros, J. A. (2018). A New Ground Power Unit (GPU) Supply for Aircraft Applications. In 2018 IEEE Biennial Congress of Argentina (ARGENCON) (1-6). https://doi.org/10.1109/ARGENCON.2018.8646311

Nowadays, electrical energy is the alternative to supply aircraft systems. In this paper a new converter for ground power units supply in aircraft applications is proposed. The topology consists of a rectifier with an active current injection circuit... Read More about A New Ground Power Unit (GPU) Supply for Aircraft Applications.

Control of modular multilevel cascade converters for offshore wind energy generation and transmission (2018)
Conference Proceeding
Diaz, M., Rojas, F., Donoso, F., Cardenas, R., Espinoza, M., Mora, A., & Wheeler, P. (2018). Control of modular multilevel cascade converters for offshore wind energy generation and transmission. In 2018 Thirteenth International Conference on Ecological Vehicles and Renewable Energies (EVER) (1-10). https://doi.org/10.1109/EVER.2018.8362406

The trend of multimegawatt (Multi-MW) wind turbines, especially for offshore installations, has positioned Modular Multilevel Cascade Converters (MMCCs) as a promising solution for Wind Energy Conversion Systems (WECSs). Additionally, High Voltage Di... Read More about Control of modular multilevel cascade converters for offshore wind energy generation and transmission.

Vector control strategies to enable equal frequency operation of the modular multilevel matrix converter (2018)
Conference Proceeding
Diaz, M., Espinoza, M., Rojas, F., Wheeler, P., & Cardenas, R. (2018). Vector control strategies to enable equal frequency operation of the modular multilevel matrix converter.

The Modular Multilevel Matrix Converter (M3C) is an ac-to-ac converter suitable for high-power applications. The control of this converter is complex, mainly when the frequencies of the ac systems connected to the ports of the converter are close or... Read More about Vector control strategies to enable equal frequency operation of the modular multilevel matrix converter.

New modulation scheme for bidirectional quasi z-source modular multilevel converters (2018)
Conference Proceeding
Khera, F., Klumpner, C., & Wheeler, P. (2018). New modulation scheme for bidirectional quasi z-source modular multilevel converters.

This paper proposes a dedicated modulation scheme for a bidirectional quasi Z-source modular multilevel converter (BqZS-MMC). The operation principle and a suitable PWM method are proposed. The relation between the modulation index and shoot-through... Read More about New modulation scheme for bidirectional quasi z-source modular multilevel converters.

Analytical modelling and power density optimisation of a single phase dual active bridge for aircraft application (2018)
Conference Proceeding
Fritz, N., Rashed, M., Bozhko, S., Cuomo, F., & Wheeler, P. (2018). Analytical modelling and power density optimisation of a single phase dual active bridge for aircraft application.

A design procedure for the Dual Active Bridge (DAB) converter is presented, which aims to optimized power density and computational effort. When designing a DAB, the selection of circuit design parameters such as switching frequency, leakage inductan... Read More about Analytical modelling and power density optimisation of a single phase dual active bridge for aircraft application.

An advanced modulation scheme emphasising neutral point ripple suppression using predictive control for three-level NPC converters in aircraft electric starter generator applications (2018)
Conference Proceeding
Li, C., Yang, T., Lo Calzo, G., Bozhko, S., Gerada, C., & Wheeler, P. (2018). An advanced modulation scheme emphasising neutral point ripple suppression using predictive control for three-level NPC converters in aircraft electric starter generator applications.

Electrical starter/generator (ESG) system is one of the key innovations of more-electric aircraft initiative. The ESG cranks the engine and accelerates it up to self-sustained speed using electric energy (starter mode) and then runs as a generator to... Read More about An advanced modulation scheme emphasising neutral point ripple suppression using predictive control for three-level NPC converters in aircraft electric starter generator applications.

Model predictive control for Active-Bridge-Active-Clamp (ABAC) converter (2018)
Conference Proceeding
Chen, L., Tarisciotti, L., Costabeber, A., Gottardo, D., Zanchetta, P., & Wheeler, P. (2018). Model predictive control for Active-Bridge-Active-Clamp (ABAC) converter.

The Dual-Active-Bridge is a well-established isolated, bidirectional DC/DC topology suitable for applications where high efficiency, galvanic isolation and large voltage conversion ratios are required. However, in low voltage high power cases, the ou... Read More about Model predictive control for Active-Bridge-Active-Clamp (ABAC) converter.

Operation principles of quasi Z-source modular multilevel converters (2018)
Conference Proceeding
Khera, F. A., Klumpner, C., & Wheeler, P. W. (2018). Operation principles of quasi Z-source modular multilevel converters. In Proceedings 2017 IEEE Southern Power Electronics Conference (SPEC) (1-6). https://doi.org/10.1109/SPEC.2017.8333617

This paper proposes the integration of a quasi Z-source network with a modular multilevel converter (MMC) to provide voltage boost capability. The proposed quasi-Z-source MMC uses two symmetrical networks of inductors and capacitors connected between... Read More about Operation principles of quasi Z-source modular multilevel converters.

Design and testing of electromechanical actuator for aerospace applications (2018)
Conference Proceeding
Papini, L., Connor, P., Patel, C., Empringham, L., Gerada, C., & Wheeler, P. (2018). Design and testing of electromechanical actuator for aerospace applications. In 2018 25th International Workshop on Electric Drives: Optimization in Control of Electric Drives (IWED2018) - Proceedings (1-6). https://doi.org/10.1109/IWED.2018.8321392

Electromechanical actuators are gaining interest in the aerospace industry within the More Electrical Aircraft (MEA) architecture. The end-goal of fully electric aircraft includes Electromechanical actuation for flight control systems. The design and... Read More about Design and testing of electromechanical actuator for aerospace applications.

Bidirectional partial power converter interface for energy storage systems to provide peak shaving in grid-tied PV plants (2018)
Conference Proceeding
Muller, N., Kouro, S., Zanchetta, P., & Wheeler, P. (2018). Bidirectional partial power converter interface for energy storage systems to provide peak shaving in grid-tied PV plants.

The ever growing participation of modern renewable resources in electric markets has shaken the paradigm of generation-demand constant match. Most modern renewables add intermittent behaviour and high variability to electric markets, forcing other re... Read More about Bidirectional partial power converter interface for energy storage systems to provide peak shaving in grid-tied PV plants.

Indirect model predictive control strategy with active damping implementation for a direct matrix converter operating at fixed switching frequency (2017)
Conference Proceeding
Rivera, M., Dan, H., Tarisciotti, L., & Wheeler, P. (2017). Indirect model predictive control strategy with active damping implementation for a direct matrix converter operating at fixed switching frequency.

One of the main drawbacks of the implementation of predictive control in a direct matrix converter is the high com¬putational cost and the adequate selection of weighting factors in order to control both input and output sides. In this paper is propo... Read More about Indirect model predictive control strategy with active damping implementation for a direct matrix converter operating at fixed switching frequency.

Indirect predictive control strategy with fixed switching frequency for a direct matrix converter (2017)
Conference Proceeding
Rivera, M., Tariscotti, L., Wheeler, P., & Bayhan, S. (in press). Indirect predictive control strategy with fixed switching frequency for a direct matrix converter.

The direct matrix converter has a large number of available switching states which implies that the implementation of predictive control techniques in this converter requires high computational cost while an adequate selection of weighting factors in... Read More about Indirect predictive control strategy with fixed switching frequency for a direct matrix converter.

Electric superbike racing: the design and construction of a championship winning electric superbike (2017)
Conference Proceeding
Wheeler, P., Blissett, J., & Gimeno-Fabra, M. (2017). Electric superbike racing: the design and construction of a championship winning electric superbike.

The electric superbikes recently developed at The University of Nottingham have to be considered as a high performance vehicles, competing with its internal combustion engine driven counterparts. This paper presents the motivations for this work as w... Read More about Electric superbike racing: the design and construction of a championship winning electric superbike.

Indirect model predictive control strategies with input filter resonance mitigation for a matrix converter operating at fixed switching frequency (2017)
Conference Proceeding
Rivera, M., Nikolic, A., Tarisciotti, L., & Wheeler, P. (2017). Indirect model predictive control strategies with input filter resonance mitigation for a matrix converter operating at fixed switching frequency.

The main issues of the implementation of model predictive control in a direct matrix converter are the high com¬putational cost, the adequate selection of weighting factors and the variable switching frequency which could produce resonances in the in... Read More about Indirect model predictive control strategies with input filter resonance mitigation for a matrix converter operating at fixed switching frequency.

A new AC/AC power converter (2017)
Conference Proceeding
Nasir, U., Costabeber, A., Wheeler, P., & Rivera, M. (2017). A new AC/AC power converter.

The Future Electrical Network will be based on the integration of different renewable energy sources. In this regard, modular bidirectional power converter architectures will get special attention. Galvanic isolation in such power converter architect... Read More about A new AC/AC power converter.

A Novel Space Vector Modulation Technique For Three Level NPC Converters Within Aircraft Starter Generator Systems (2017)
Conference Proceeding
Li, C., Lo Calzo, G., Bozhko, S., Gerada, C., Wheeler, P., & Yang, T. (2017). A Novel Space Vector Modulation Technique For Three Level NPC Converters Within Aircraft Starter Generator Systems

The neutral point voltage balancing issue for three level Neutral point clamped (NPC) converter has been extensively investigated recently. Different solutions to balance the neutral point have been proposed. However the proposed solutions so far eit... Read More about A Novel Space Vector Modulation Technique For Three Level NPC Converters Within Aircraft Starter Generator Systems.

Design recommendations for energy systems: a UK energy community study (2017)
Conference Proceeding
Panagiotou, K., Klumpner, C., Sumner, M., & Wheeler, P. (in press). Design recommendations for energy systems: a UK energy community study.

One of the key elements towards a decentralised energy sector is the consumers’ choice and participation, as the concept of energy prosumer is gaining more and more ground and energy community projects are spouting across UK. In order for the upcomin... Read More about Design recommendations for energy systems: a UK energy community study.

Integrated motor drive design for weight optimization (2017)
Conference Proceeding
Cheong, B., Giangrande, P., Galea, M., Zanchetta, P., & Wheeler, P. (2017). Integrated motor drive design for weight optimization. In 2017 IEEE Energy Conversion Congress and Exposition (ECCE) (816-823). https://doi.org/10.1109/ECCE.2017.8095869

The More-Electric Aircraft (MEA) concept has been introduced as part of the process of reducing the environmental impact of air travel. Incorporating more electrical systems including motor drives has become increasingly attractive researched. High p... Read More about Integrated motor drive design for weight optimization.

Geometry optimization and characterization of three-phase medium frequency transformer for 10kVA isolated DC-DC converter (2017)
Conference Proceeding
Lee, Y., Vakil, G., Watson, A. J., & Wheeler, P. (2017). Geometry optimization and characterization of three-phase medium frequency transformer for 10kVA isolated DC-DC converter. In 2017 IEEE Energy Conversion Congress and Exposition (ECCE) (511-518). https://doi.org/10.1109/ECCE.2017.8095826

Three-phase Dual Active Bridge converter is advisable for the High-power DC-DC conversion system. In the ac link, galvanically isolated transformer operated at a medium frequency range provides stepping up or down of the secondary bridge voltage.... Read More about Geometry optimization and characterization of three-phase medium frequency transformer for 10kVA isolated DC-DC converter.

Design considerations for a high-power dual active bridge DC-DC converter with galvanically isolated transformer (2017)
Conference Proceeding
Lee, Y., Watson, A. J., Vakil, G., & Wheeler, P. (2017). Design considerations for a high-power dual active bridge DC-DC converter with galvanically isolated transformer. In 2017 IEEE Energy Conversion Congress and Exposition (ECCE) (4531-4537). https://doi.org/10.1109/ECCE.2017.8096777

Multi-megawatt scale isolated DC-DC converters are likely to become increasingly popular as means to interconnect the MVDC grids of different voltage levels. Three-phase dual active bridge DC-DC (3DAB) converters operating with the zero-voltage switc... Read More about Design considerations for a high-power dual active bridge DC-DC converter with galvanically isolated transformer.

A review of predictive control techniques for matrix converter applications (2017)
Conference Proceeding
Rivera, M., Wheeler, P., Rodriguez, J., & Wu, B. (2017). A review of predictive control techniques for matrix converter applications.

Predictive control has recently emerged as a promising alternative to more traditional methods for the control and modulation of power converters. This paper presents an overview of predictive control techniques applied to matrix converters. The pape... Read More about A review of predictive control techniques for matrix converter applications.

Modulated model predictive current control of an indirect matrix converter with active damping (2017)
Conference Proceeding
Di, Z., Rivera, M., Dan, H., Tarisciotti, L., Zhang, K., Xu, D., & Wheeler, P. (2017). Modulated model predictive current control of an indirect matrix converter with active damping.

A modulated model predictive control (M²PC) scheme for an indirect matrix converter is proposed in this paper, including an active damping method to mitigate the input filter resonance. The control strategy allows the instantaneous power control and... Read More about Modulated model predictive current control of an indirect matrix converter with active damping.

Indirect model predictive current control techniques for a direct matrix converter (2017)
Conference Proceeding
Rivera, M., Nasir, U., Tarisciotti, L., & Wheeler, P. (2017). Indirect model predictive current control techniques for a direct matrix converter.

The direct matrix converter has twenty-seven available switching states which implies that the implementation of predictive control techniques in this converter requires high computational cost while an adequate selection of weighting factors in orde... Read More about Indirect model predictive current control techniques for a direct matrix converter.

Indirect predictive control strategy with mitigation of input filter resonances for a direct matrix converter (2017)
Conference Proceeding
Rivera, M., Di, Z., Zhang, J., & Wheeler, P. (2017). Indirect predictive control strategy with mitigation of input filter resonances for a direct matrix converter.

In this paper an indirect model predictive current control strategy is proposed. The proposed method simplifies the computational cost while avoiding the use of weighting factors. Weighting factors are an issue for model predictive control in a direc... Read More about Indirect predictive control strategy with mitigation of input filter resonances for a direct matrix converter.

Indirect predictive control techniques for a matrix converter operating at fixed switching frequency (2017)
Conference Proceeding
Rivera, M., Toleda, S., Tariscotti, L., Wheeler, P., & Verne, S. (in press). Indirect predictive control techniques for a matrix converter operating at fixed switching frequency.

The direct matrix converter (DMC) has a large number of available switching states, wherewith, the implementa¬tion of predictive control techniques requires high computational resources. In addition, the simultaneous selection of weighting factors fo... Read More about Indirect predictive control techniques for a matrix converter operating at fixed switching frequency.

A modulated model predictive control scheme for the brushless doubly-fed induction machine (2017)
Conference Proceeding
Li, X., Peng, T., Dan, H., Zhang, G., Tang, W., & Wheeler, P. (2017). A modulated model predictive control scheme for the brushless doubly-fed induction machine. In 2017 IEEE Energy Conversion Congress and Exposition (ECCE) (1338-1342). https://doi.org/10.1109/ECCE.2017.8095945

This paper proposes a modulated model predictive control (MMPC) algorithm for a brushless double-fed induction machine. The Brushless Doubly-Fed Induction Machine has some important advantages over alternative solutions for brushless machine applicat... Read More about A modulated model predictive control scheme for the brushless doubly-fed induction machine.

Matrix converter open circuit fault diagnosis with asymmetric one zero SVM (2017)
Conference Proceeding
Zhang, J., Empringham, L., De Lillo, L., Dan, H., & Wheeler, P. (2017). Matrix converter open circuit fault diagnosis with asymmetric one zero SVM.

An open-circuit fault detection and diagnosis strategy for a direct matrix converter is proposed in this paper. The current recirculating path during an open circuit condition is considered in detail with the aim of contributing more expert knowledge... Read More about Matrix converter open circuit fault diagnosis with asymmetric one zero SVM.

Integrated design of motor drives using random heuristic optimization for aerospace applications (2017)
Conference Proceeding
Cheong, B., Giangrande, P., Galea, M., Zanchetta, P., & Wheeler, P. (2017). Integrated design of motor drives using random heuristic optimization for aerospace applications.

High power density for aerospace motor drives is a key factor in the successful realization of the More Electric Aircraft (MEA) concept. An integrated system design approach offers optimization opportunities, which could lead to further improvements... Read More about Integrated design of motor drives using random heuristic optimization for aerospace applications.

Ultracapacitor storage enabled global MPPT for photovoltaic central inverters (2017)
Conference Proceeding
Muller, N., Renaudineau, H., Kouro, S., & Wheeler, P. (2017). Ultracapacitor storage enabled global MPPT for photovoltaic central inverters. In 2017 IEEE 26th International Symposium on Industrial Electronics (ISIE) (1046-1051). https://doi.org/10.1109/ISIE.2017.8001390

In most large-scale grid-tied photovoltaic (PV) plants, central inverter configurations are used, mainly due to higher converter efficiency and lower cost per kW. However, compared to other configurations, its Maximum Power Point Tracking (MPPT) effi... Read More about Ultracapacitor storage enabled global MPPT for photovoltaic central inverters.

Quasi Z-source NPC inverter for PV application (2017)
Conference Proceeding
Effah, F. B., Wheeler, P., Watson, A. J., & Clare, J. C. (2017). Quasi Z-source NPC inverter for PV application. In Proceedings of 2017 IEEE PES PowerAfrica (153-158). https://doi.org/10.1109/PowerAfrica.2017.7991215

This paper presents the operating principles and modified space vector modulation strategy for a three-phase quasi Z-source neutral point clamped inverter for solar photovoltaic applications. This topology combines the advantages of the neutral point... Read More about Quasi Z-source NPC inverter for PV application.

Transistor clamped five level inverter using non-inverting double reference single carrier PWM technique for photovoltaic applications (2017)
Conference Proceeding
Bhaskar, M. S., Padmanaban, S., Fedak, V., Blaabjerg, F., & Wheeler, P. (2017). Transistor clamped five level inverter using non-inverting double reference single carrier PWM technique for photovoltaic applications. In Proceedings - 2017 International Conference on Optimization of Electrical and Electronic Equipment, OPTIM 2017 and 2017 Intl Aegean Conference on Electrical Machines and Power Electronics, ACEMP 2017 (777-782). https://doi.org/10.1109/OPTIM.2017.7975063

This treatise deals with Transistor Clamped Five Level Inverter using Non-Inverting Double Reference Single Carrier PWM (NIDRSC PWM) Technique. Conventional or two level inverter have drawbacks like: i) Requirement of fast switching devices, ii) Very... Read More about Transistor clamped five level inverter using non-inverting double reference single carrier PWM technique for photovoltaic applications.

Design optimization of integrated rotor-less inductors for high-speed AC drive applications (2017)
Conference Proceeding
Raza Khowja, M., Gerada, C., Vakil, G., Patel, C., & Wheeler, P. (in press). Design optimization of integrated rotor-less inductors for high-speed AC drive applications. In 2017 IEEE Workshop on Electrical Machines Design, Control and Diagnosis (WEMDCD) (69-74)

Discrete sub-system due to passive elements in motor drive require functional and structural integration to make efficient and power dense overall system. Such power dense system is the prerequisite in aerospace and marine applications. This paper pr... Read More about Design optimization of integrated rotor-less inductors for high-speed AC drive applications.

A novel multi-modular series HVDC tap (2017)
Conference Proceeding
Tang, Y., Watson, A., Wheeler, P., Farr, E., & Feldman, R. (2017). A novel multi-modular series HVDC tap. In 13th IET International Conference on AC and DC Power Transmission (ACDC 2017) (1-6). https://doi.org/10.1049/cp.2017.0044

Tapping energy from a HVDC transmission line to serve small remote communities has been considered by researchers and HVDC manufacturers since the 1960s. Many HVDC taps proposed consider the performance of diodes, Thyristors and GTOs and the utilizat... Read More about A novel multi-modular series HVDC tap.

Design optimization of integrated rotational inductor for high-speed AC drive applications (2017)
Conference Proceeding
Khowja, M. R., Gerada, C., Vakil, G., Patel, C., & Wheeler, P. (2017). Design optimization of integrated rotational inductor for high-speed AC drive applications.

In order to make an efficient and power dense overall system, a close physical and functional integration of passive components is required instead of having a separate sub¬system for passives. Such power dense system is vital in aerospace and marine... Read More about Design optimization of integrated rotational inductor for high-speed AC drive applications.

Mitigating the effect of series capacitance unbalance on the voltage reduction capability of an auxiliary CSI used as switching ripple active filter (2017)
Conference Proceeding
Papadopoulos, S., Klumpner, C., Rashed, M., & Wheeler, P. (2017). Mitigating the effect of series capacitance unbalance on the voltage reduction capability of an auxiliary CSI used as switching ripple active filter. . https://doi.org/10.1109/ECCE.2016.7855244

The use of series connected capacitors for high voltage applications has been proven to be beneficial for voltage stress reduction across power semiconductors. In a 3-phase grid any asymmetry in the value of the series capacitance may lead to signifi... Read More about Mitigating the effect of series capacitance unbalance on the voltage reduction capability of an auxiliary CSI used as switching ripple active filter.

Reducing weight and fuel consumption of civil aircraft by electromagnetic launch (2017)
Conference Proceeding
Bertola, L., Cox, T., Wheeler, P., Polenta, V., Garvey, S. D., & Morvan, H. (2017). Reducing weight and fuel consumption of civil aircraft by electromagnetic launch.

Electromagnetic launch systems have been proposed for military applications to accelerate jet planes on aircraft carriers. This paper proposes the implementation of similar technology to aid civil aircraft take-off, which can provide significant econ... Read More about Reducing weight and fuel consumption of civil aircraft by electromagnetic launch.

Matrix converter open circuit behavior analysis (2016)
Conference Proceeding
Zhang, J., Brunson, C., Bowden, J., Wheeler, P., & De Lillo, L. (2016). Matrix converter open circuit behavior analysis. In IECON 2016 - 42nd Annual Conference of the IEEE Industrial Electronics Society. https://doi.org/10.1109/IECON.2016.7793184

The matrix converter current recirculating path during an open circuit condition is given in detail with the aim of contributing more expert knowledge to a fault detection system for matrix converter. Simulation results were obtained demonstrating ho... Read More about Matrix converter open circuit behavior analysis.

A Venturini based modulation technique for a new isolated AC/AC power converter (2016)
Conference Proceeding
Nasir, U., Rivera, M., Costabeber, A., & Wheeler, P. (2016). A Venturini based modulation technique for a new isolated AC/AC power converter.

The Future Global Electricity Network is expected to have large integration of renewable generators, and to be widely interconnected. As a consequence, the multi-modular bidirectional AC/AC power conversion architectures will play a major role in imp... Read More about A Venturini based modulation technique for a new isolated AC/AC power converter.

A branch current reallocation based energy balancing strategy for the modular multilevel matrix converter operating around equal frequency (2016)
Conference Proceeding
Fan, B., Wang, K., Gu, C., Wheeler, P., & Li, Y. (2016). A branch current reallocation based energy balancing strategy for the modular multilevel matrix converter operating around equal frequency. In IECON 2016 Proceedings - 42nd Annual Conference of the IEEE Industrial Electronics Society (3111-3116). https://doi.org/10.1109/IECON.2016.7792966

The Modular multilevel matrix converter (M3C) is a promising topology for medium-voltage, high-power applications. Due to the modular structure, it is scalable, produces high quality output waveforms and can be fault tolerant. However, the M3C suffer... Read More about A branch current reallocation based energy balancing strategy for the modular multilevel matrix converter operating around equal frequency.

Active Magnetic Bearing system design featuring a predictive current control (2016)
Conference Proceeding
Papini, L., Tarisciotti, L., Costabeber, A., Gerada, C., & Wheeler, P. (2016). Active Magnetic Bearing system design featuring a predictive current control. In IECON 2016 Proceedings - 42nd Annual Conference of the IEEE Industrial Electronics Society (3217-3222). https://doi.org/10.1109/IECON.2016.7793444

Active Magnetic Bearing (AMB) technology is becoming attractive for several reasons such as high speed operations, high reliability and vibrations exemption. Moreover, AMB can behave as active vibration dampers and provide a real-time control of the... Read More about Active Magnetic Bearing system design featuring a predictive current control.

X-Y converter family: A new breed of buck boost converter for high step-up renewable energy applications (2016)
Conference Proceeding
Mahajan, S., Sanjeevikumar, P., Wheeler, P., Blaabjerg, F., Rivera, M., & Kulkarni, R. (in press). X-Y converter family: A new breed of buck boost converter for high step-up renewable energy applications.

A new breed of a buck boost converter, named as the XY converter family is proposed in this article. In the XY family, 16 topologies are presented which are highly suitable for renewable energy applications which require a high ratio of DC-DC convert... Read More about X-Y converter family: A new breed of buck boost converter for high step-up renewable energy applications.

Energy storage system for global maximum power point tracking on central inverter PV plants (2016)
Conference Proceeding
Muller, N., Kouro, S., Renaudineau, H., & Wheeler, P. (2016). Energy storage system for global maximum power point tracking on central inverter PV plants.

Central inverters are the most common configuration for large-scale photovoltaic systems. Under partial shading or any non¬uniform conditions on the photovoltaic plant, several power maxima may arise. Conventional perturb and observe and other classi... Read More about Energy storage system for global maximum power point tracking on central inverter PV plants.

Performance benchmark of Si IGBTs vs. SiC MOSFETs in small-scale wind energy conversion systems (2016)
Conference Proceeding
Hussein, A., Castellazzi, A., Wheeler, P., & Klumpner, C. (in press). Performance benchmark of Si IGBTs vs. SiC MOSFETs in small-scale wind energy conversion systems.

Modern power electronics devices based on SiC power MOSFETs technology become more demanding in the last few years. They show better performance over Si-IGBTs on renewable energy power conversion systems due to their higher switching frequency, highe... Read More about Performance benchmark of Si IGBTs vs. SiC MOSFETs in small-scale wind energy conversion systems.

A novel five-level optimized carrier multilevel PWM quad-inverter six-phase AC drive (2016)
Conference Proceeding
Sanjeevikumar, P., Blaabjerg, F., Wheeler, P., Fedak, V., Duran, M., & Siano, P. (2016). A novel five-level optimized carrier multilevel PWM quad-inverter six-phase AC drive. In Proceedings - 2016 IEEE International Power Electronics and Motion Control Conference (PEMC) (26-31). https://doi.org/10.1109/EPEPEMC.2016.7751969

A novel single carrier pulse-width modulation (PWM) for a new quad-inverter configuration for multilevel six-phase asymmetrical open-winding ac converter is proposed in this article. Modularity of the circuit consist of four standard two-level voltag... Read More about A novel five-level optimized carrier multilevel PWM quad-inverter six-phase AC drive.

Design optimization of a high-power transformer for three-phase dual active bridge DC-DC converter for MVDC grids (2016)
Conference Proceeding
Lee, Y., Vakil, G., Feldman, R., Goodman, A., & Wheeler, P. (in press). Design optimization of a high-power transformer for three-phase dual active bridge DC-DC converter for MVDC grids.

High-power DC-DC converter will be one of the essential technologies for the future DC grids. Especially, a three-phase dual-active bridge DC-DC (3DAB) Converter is highly suitable for high-power DC systems. Key component within this converter is the... Read More about Design optimization of a high-power transformer for three-phase dual active bridge DC-DC converter for MVDC grids.

New configurations of power converters for grid interconnection systems (2016)
Conference Proceeding
Rivera, M., Toleda, S., Nasir, U., Costabeber, A., & Wheeler, P. (2016). New configurations of power converters for grid interconnection systems.

The increased penetration of renewable energy sources and other distributed energy sources has been seen nowadays. In this scenario power converters play a crucial role by providing the interconnection of these energy sources. This paper presents new... Read More about New configurations of power converters for grid interconnection systems.

The application of the modular multilevel matrix converter in high-power wind turbines (2016)
Conference Proceeding
Diaz, M., Espinoza, M., Mora, A., Cardenas, R., & Wheeler, P. (2016). The application of the modular multilevel matrix converter in high-power wind turbines. In 2016 18th European Conference on Power Electronics and Applications (EPE'16 ECCE Europe). https://doi.org/10.1109/EPE.2016.7695437

The trend in wind turbines has shown an ongoing power rating growth, reaching sizes up to 10 MW. Multilevel converters have therefore become a favourable solution for Multi-MW Wind Energy Conversion Systems (WECSs), due to high efficiency, reliabilit... Read More about The application of the modular multilevel matrix converter in high-power wind turbines.

A high-power DC-DC converter based dual active bridge for MVDC grids on offshore wind farms (2016)
Conference Proceeding
Lee, Y., Vakil, G., Feldman, R., Watson, A. J., & Wheeler, P. (2016). A high-power DC-DC converter based dual active bridge for MVDC grids on offshore wind farms. In 2016 18th European Conference on Power Electronics and Applications (EPE'16 ECCE Europe) (1-10). https://doi.org/10.1109/EPE.2016.7695573

This paper presents the steady-state analysis of a high power step-up DC-DC converter based three-phase dual active bridge (3DAB) for use as a medium voltage (MV) DC-DC collector of offshore wind farms. An optimization procedure for a high-power medi... Read More about A high-power DC-DC converter based dual active bridge for MVDC grids on offshore wind farms.

Novel integrative options for passive filter inductor in high speed AC drives (2016)
Conference Proceeding
Raza Khowja, M., Gerada, C., Vakil, G., Wheeler, P., & Patel, C. (2016). Novel integrative options for passive filter inductor in high speed AC drives. In IECON 2016 - 42nd Annual Conference of the IEEE Industrial Electronics Society. https://doi.org/10.1109/IECON.2016.7793661

This paper presents novel integration options for passive inductor which include: motor-shaped rotational and motor-shaped rotor-less inductor for high speed motor drive system. The novel options have been designed and their performance is compared w... Read More about Novel integrative options for passive filter inductor in high speed AC drives.

Modelling and control of the modular multilevel matrix converter and its application to wind energy conversion systems (2016)
Conference Proceeding
Diaz, M., Cardenas, R., Espinoza, M., Mora, A., & Wheeler, P. (2016). Modelling and control of the modular multilevel matrix converter and its application to wind energy conversion systems.

In the last past years, some countries are enforcing stringent grid codes to regulate the connection of Wind Energy Conversion Systems (WECSs) to the electrical network, mainly because of the high penetration of electric power from this renewable sou... Read More about Modelling and control of the modular multilevel matrix converter and its application to wind energy conversion systems.

Minimization of electro-mechanical interaction with posicast strategies for more-electric aircraft applications (2016)
Conference Proceeding
Ahumada, C., Garvey, S. D., Yang, T., Kulsangcharoen, P., Wheeler, P., & Morvan, H. (2016). Minimization of electro-mechanical interaction with posicast strategies for more-electric aircraft applications.

This paper studies strategies to minimize the electromechanical interaction (EMI) within aircraft power systems. With the growth of electrical power on-board aircraft, the interaction between the electrical systems and the engine core will become sig... Read More about Minimization of electro-mechanical interaction with posicast strategies for more-electric aircraft applications.

Design study and scaled experiment of induction and synchronous motor for civil application of electromagnetic aircraft launch system (2016)
Conference Proceeding
Bertola, L., Cox, T., Wheeler, P., Garvey, S. D., & Morvan, H. (2016). Design study and scaled experiment of induction and synchronous motor for civil application of electromagnetic aircraft launch system.

The engine size of modern passenger transport aircraft is principally determined by take-off conditions, since initial acceleration requires maximum engine power. An Electromagnetic Launch (EML) system could provide some or all of the energy required... Read More about Design study and scaled experiment of induction and synchronous motor for civil application of electromagnetic aircraft launch system.

A review of power converter topologies with medium/high frequency transformers for grid interconnection systems (2016)
Conference Proceeding
Nasir, U., Rivera, M., Toleda, S., Costabeber, A., & Wheeler, P. (2016). A review of power converter topologies with medium/high frequency transformers for grid interconnection systems.

In recent years, power electronics has evolved dra¬matically due to their importance in power extracted manage¬ment from renewable sources. In this paper an overview of grid interconnection systems with galvanic isolation is presented. The most commo... Read More about A review of power converter topologies with medium/high frequency transformers for grid interconnection systems.

Novel current-limiting strategy for solid-state circuit breakers (SSCB) without additional impedance (2016)
Conference Proceeding
Gu, C., Effah, F. B., Castellazzi, A., Watson, A. J., & Wheeler, P. (2016). Novel current-limiting strategy for solid-state circuit breakers (SSCB) without additional impedance. In 2016 18th European Conference on Power Electronics and Applications (EPE'16 ECCE Europe) (1-10). https://doi.org/10.1109/EPE.2016.7695675

Current-limiting strategies for solid-state circuit breaker (SSCB) without adding impedance is introduced in this paper. With the current limitation of novel phase-shifting method, the advantages are simple hardware structure, relatively low cost, no... Read More about Novel current-limiting strategy for solid-state circuit breakers (SSCB) without additional impedance.

An enhanced secondary control approach for voltage restoration in the DC distribution system (2016)
Conference Proceeding
Gao, F., Wheeler, P., & Bozhko, S. (2016). An enhanced secondary control approach for voltage restoration in the DC distribution system.

The paper will deal with the problem of establishing a desirable power sharing in multi-feed electric power system for future more-electric aircraft (MEA) platforms. The MEA is one of the major trends in modern aerospace engineering aiming for reduct... Read More about An enhanced secondary control approach for voltage restoration in the DC distribution system.

Fixed frequency finite-state model predictive control for indirect matrix converters with optimal switching pattern (2016)
Conference Proceeding
Lei, J., Tariscotti, L., Trentin, A., Zanchetta, P., Wheeler, P., & Formentini, A. (2016). Fixed frequency finite-state model predictive control for indirect matrix converters with optimal switching pattern.

Finite States Model Predictive Control (MPC) has been recently applied to several converters topologies for the many advantages it can provide such as fast dynamics, multi-target control capabilities, easy implementation on digital control board and... Read More about Fixed frequency finite-state model predictive control for indirect matrix converters with optimal switching pattern.

Experimental comparison of devices thermal cycling in direct matrix converters (DMC) and Indirect Matrix Converters (IMC) using SiC MOSFETs (2016)
Conference Proceeding
Trentin, A., Zanchetta, P., Empringham, L., De Lillo, L., Wheeler, P., & Clare, J. C. (2016). Experimental comparison of devices thermal cycling in direct matrix converters (DMC) and Indirect Matrix Converters (IMC) using SiC MOSFETs.

This paper presents an experimental comparison between a Direct Matrix Converter and an Indirect Matrix Converter in terms of semiconductor devices thermal cycling. Both converters have been designed and built using SiC MOSFETs; the Indirect Matrix C... Read More about Experimental comparison of devices thermal cycling in direct matrix converters (DMC) and Indirect Matrix Converters (IMC) using SiC MOSFETs.

A survey on configurations of current-limiting circuit breakers (CL-CB) (2016)
Conference Proceeding
Gu, C., Wheeler, P., Castellazzi, A., Watson, A. J., & Effah, F. B. (2016). A survey on configurations of current-limiting circuit breakers (CL-CB).

This paper presents a survey of topology configurations of current-limiting circuit breakers. Twelve different current-limiting topologies within four categories are detailed discussed and compared. It is concluded that active CL-CB may be a good cho... Read More about A survey on configurations of current-limiting circuit breakers (CL-CB).

Silicon carbide MOSFETs in more electric aircraft power converters: the performance and reliability benefits over silicon IGBTs for a specified flight mission profile (2016)
Conference Proceeding
O'Donnell, S., Debauche, J., Wheeler, P., & Castellazzi, A. (2016). Silicon carbide MOSFETs in more electric aircraft power converters: the performance and reliability benefits over silicon IGBTs for a specified flight mission profile.

This paper describes the design, construction and performance of a 5 kVA aviation power module containing silicon carbide MOSFETs. The function and control of this module within a commercial aviation power electrical control unit (ECU) application is... Read More about Silicon carbide MOSFETs in more electric aircraft power converters: the performance and reliability benefits over silicon IGBTs for a specified flight mission profile.

Proposed novel multiphase-multilevel inverter configuration for open-end winding loads (2016)
Conference Proceeding
Padmanaban, S., Wheeler, P., Blaabjerg, F., Ertas, A. H., Ojo Olorunfemi, J., & Szcze?niak, P. (2016). Proposed novel multiphase-multilevel inverter configuration for open-end winding loads.

This article address a new multiphase-multilevel inverter configuration for open-winding loads and suitable for medium power (low-voltage/high-current) applications such as ‘More Electric Aircraft’. Modular structure comprised of standard dual three-... Read More about Proposed novel multiphase-multilevel inverter configuration for open-end winding loads.

Study on bidirectional-charger for electric vehicle applied to power dispatching in smart grid (2016)
Conference Proceeding
Fang, Y., Cao, S., Xie, Y., & Wheeler, P. (in press). Study on bidirectional-charger for electric vehicle applied to power dispatching in smart grid.

It will be one of the most important content to take the electric vehicle batteries as distributed energy storage units which can accept the power dispatching, and now bidirectional charger is the key power electronic device that has been used to con... Read More about Study on bidirectional-charger for electric vehicle applied to power dispatching in smart grid.

Optimal control of three-phase embedded power grids (2016)
Conference Proceeding
Formentini, A., Dewar, D., Zanchetta, P., Wheeler, P., Boroyevich, D., & Schanen, J. (2016). Optimal control of three-phase embedded power grids.

This paper presents an automated and scalable approach for the tuning of power converters control systems in embedded power grids. These are composed by different power converter interconnected to each other and are increasingly adopted in a range of... Read More about Optimal control of three-phase embedded power grids.

A novel multilevel quad-inverter configuration for quasi six-phase open-winding converter (2016)
Conference Proceeding
Padmanaban, S., Blaabjerg, F., Wheeler, P. W., Siano, P., Martirano, L., & Szcze?niak, P. (2016). A novel multilevel quad-inverter configuration for quasi six-phase open-winding converter.

This paper developed a novel quad-inverter configuration for multilevel six-phase asymmetrical open-winding AC converter. Proposal found to be suited for (low-voltage/high-current) applications such as AC tractions and ‘More-Electric Aircraft’ propul... Read More about A novel multilevel quad-inverter configuration for quasi six-phase open-winding converter.

Isolated/non-isolated quad-inverter configuration for multilevel symmetrical/asymmetrical dual six-phase star-winding converter (2016)
Conference Proceeding
Padmanaban, S., Hontz, M. R., Khanna, R., Wheeler, P. W., Blaabjerg, F., & Ojo Olorunfemi, J. (2016). Isolated/non-isolated quad-inverter configuration for multilevel symmetrical/asymmetrical dual six-phase star-winding converter.

This article presents the developments of a novel isolated/non-isolated quad inverter configuration for multilevel dual six-phase (twelve-phase) star-winding converter. The modular circuit consists of four standard voltage source inverters (VSIs). Ea... Read More about Isolated/non-isolated quad-inverter configuration for multilevel symmetrical/asymmetrical dual six-phase star-winding converter.

Experimental implementation of a linear control technique for a single-phase matrix converter (2016)
Conference Proceeding
Rivera, M., Rojas, S., Wheeler, P., & Yaramasu, V. (2016). Experimental implementation of a linear control technique for a single-phase matrix converter.

This paper describes a matrix converter with a three-phase input and single-phase output that can be used as a building block for high-power cascaded converters. In this paper a sinusoidal pulse width modulation technique with a linear controller is... Read More about Experimental implementation of a linear control technique for a single-phase matrix converter.

Predictive control in matrix converters. Part I, Principles, topologies and applications (2016)
Conference Proceeding
Rivera, M., Wheeler, P., & Olloqui, A. (2016). Predictive control in matrix converters. Part I, Principles, topologies and applications.

This paper presents an overview of the predictive control principles applied to matrix converters and also the different topologies where this control technique is applied. It will be shown that the predictive strategy is a promising alternative to c... Read More about Predictive control in matrix converters. Part I, Principles, topologies and applications.

Predictive control in matrix converters. Part II, Control strategies, weaknesses and trends (2016)
Conference Proceeding
Rivera, M., Wheeler, P., & Olloqui, A. (2016). Predictive control in matrix converters. Part II, Control strategies, weaknesses and trends.

The second part of this paper presents an overview of different control strategies and applications for matrix converters (MCs) where predictive control techniques are applied. It will be shown that predictive control is a promising alternative to co... Read More about Predictive control in matrix converters. Part II, Control strategies, weaknesses and trends.

A novel double quad-inverter configuration for multilevel twelve-phase open-winding converter (2016)
Conference Proceeding
Padmanaban, S., Blaabjerg, F., Wheeler, P., Ojo Olorunfemi, J., & Maroti, P. K. (2016). A novel double quad-inverter configuration for multilevel twelve-phase open-winding converter.

This paper work articulates the novel proposal of double quad-inverter configuration for multilevel twelve-phase open-winding ac converter. Modular power units are developed from reconfigured eight classical three-phase voltage source inverters (VSIs... Read More about A novel double quad-inverter configuration for multilevel twelve-phase open-winding converter.

An analytical modeling and estimating losses of power semiconductors in a three-phase dual active bridge converter for MVDC grids (2016)
Conference Proceeding
Lee, Y., Vakil, G., Watson, A. J., & Wheeler, P. (2016). An analytical modeling and estimating losses of power semiconductors in a three-phase dual active bridge converter for MVDC grids.

Due to the increasing installation of renewable and decentralized power sources, Medium-voltage dc (MVDC) grids has been considered for an alternative application to medium-voltage ac (MVAC) application. Three-phase dual active bridge DC-DC (3DAB) co... Read More about An analytical modeling and estimating losses of power semiconductors in a three-phase dual active bridge converter for MVDC grids.

A predictive control strategy for a single-phase AC-AC converter (2016)
Conference Proceeding
Rivera, M., Rojas, S., Wheeler, P., & Rodriguez, J. (2016). A predictive control strategy for a single-phase AC-AC converter.

This paper presents a finite control set model predictive current control strategy with a prediction horizon of one sampling time to control the single-phase matrix converter. The proposed current control strategy is based on a prediction calculation... Read More about A predictive control strategy for a single-phase AC-AC converter.

A review of predictive control techniques for matrix converters: part I (2016)
Conference Proceeding
Rivera, M., Wheeler, P., Olloqui, A., & Khaburi, D. (2016). A review of predictive control techniques for matrix converters: part I.

The predictive strategy is a promising alternative to control matrix converters and due to its simplicity and flexibility to include additional aspects in the control, its implementation can be extended to different topologies and industrial applicat... Read More about A review of predictive control techniques for matrix converters: part I.

A review of predictive control techniques for matrix converters: part II (2016)
Conference Proceeding
Rivera, M., Wheeler, P., Olloqui, A., & Khaburi, D. (2016). A review of predictive control techniques for matrix converters: part II.

The second part of this paper presents an overview of different control strategies and applications for matrix converters (MCs) where predictive control techniques are applied. It will be shown that predictive control is a promising alternative to co... Read More about A review of predictive control techniques for matrix converters: part II.

Control of a hybrid modular multilevel converter during grid voltage unbalance (2015)
Conference Proceeding
Amankwah, E. K., Watson, A., Wheeler, P., & Clare, J. C. Control of a hybrid modular multilevel converter during grid voltage unbalance.

The recently proposed parallel hybrid modular multilevel converter is considered to be a low loss, low component count converter with soft switching capability of the ‘main’ bridge. The converter has similar advantages to other emerging modular multi... Read More about Control of a hybrid modular multilevel converter during grid voltage unbalance.

A hybrid inverter system for medium voltage applications using a low voltage auxiliary CSI (2014)
Conference Proceeding
Papadopoulos, S., Rashed, M., Klumpner, C., & Wheeler, P. (2014). A hybrid inverter system for medium voltage applications using a low voltage auxiliary CSI. In 2014 IEEE Energy Conversion Congress and Exposition (ECCE). https://doi.org/10.1109/ecce.2014.6953779

Hybrid converters consist of a main inverter processing the bulk of the power with poor waveform performance and a fast and versatile auxiliary inverter to correct the distortion. In this paper, the main converter is a medium voltage NPC inverter and... Read More about A hybrid inverter system for medium voltage applications using a low voltage auxiliary CSI.

A hybrid inverter solution for medium voltage applications using series capacitor and a CSI Active Power Filter (SC-APF) (2014)
Conference Proceeding
Papadopoulos, S., Rashed, M., Klumpner, C., & Wheeler, P. (2014). A hybrid inverter solution for medium voltage applications using series capacitor and a CSI Active Power Filter (SC-APF). In 7th IET International Conference on Power Electronics, Machines and Drives (PEMD 2014). https://doi.org/10.1049/cp.2014.0456

This paper proposes a new hybrid inverter solution for medium/high voltage applications that consists of a slow switching inverter using high voltage or series connected switching devices, fitted with a low kVA rated auxiliary current source inverter... Read More about A hybrid inverter solution for medium voltage applications using series capacitor and a CSI Active Power Filter (SC-APF).

Superconducting and conventional electromagnetic launch system for civil aircraft assisted take-off
Conference Proceeding
Bertola, L., Cox, T., Wheeler, P., & Garvey, S. D. (in press). Superconducting and conventional electromagnetic launch system for civil aircraft assisted take-off.

This paper compares three possible linear motor topologies for an electromagnetic launch system to assist civil aircraft take-off. Assisted launch of civil aircraft has the potential of reducing the required runway length, reducing noise and emission... Read More about Superconducting and conventional electromagnetic launch system for civil aircraft assisted take-off.

A new class of hybrid AC/AC direct power converters
Conference Proceeding
Klumpner, C., Wijekoon, T., & Wheeler, P. (in press). A new class of hybrid AC/AC direct power converters. In Fourtieth IAS Annual Meeting. Conference Record of the 2005 Industry Applications Conference, 2005. https://doi.org/10.1109/IAS.2005.1518793

Variable voltage and variable frequency conversion of electrical energy from an AC source to an AC load is done in traditional power converters via a DC-link where an energy storage element (electrolytic capacitors) is situated. Despite its well-know... Read More about A new class of hybrid AC/AC direct power converters.

A new three-level sparse indirect matrix converter
Conference Proceeding
Klumpner, C., Lee, M. Y., & Wheeler, P. (in press). A new three-level sparse indirect matrix converter. In IECON 2006 - 32nd Annual Conference on IEEE Industrial Electronics. https://doi.org/10.1109/IECON.2006.347958

Matrix converters are forced commutated single stage AC/AC direct frequency changers able to achieve sine wave in and out operation by being able to connect any input phase to any output phase via a 3x3 matrix of bi-directional switches. Indirect two... Read More about A new three-level sparse indirect matrix converter.

A new three-level indirect matrix converter with reduced number of switches
Conference Proceeding
Klumpner, C., Lee, M. Y., Pitic, C., Wheeler, P., & Zanchetta, P. (in press). A new three-level indirect matrix converter with reduced number of switches. In 2007 IEEE Industry Applications Annual Meeting. https://doi.org/10.1109/07IAS.2007.28

Matrix converters are sine wave in/out forced commutated single-stage AC/AC direct frequency changers using a single bi-directional switch to connect any input to any output. Indirect two-stage matrix converters provide similar input and output perfo... Read More about A new three-level indirect matrix converter with reduced number of switches.

A more efficient current source inverter with series connected AC capacitors for photovoltaic and fuel cell applications
Conference Proceeding
Klumpner, C., Chonlatee, P., & Wheeler, P. (in press). A more efficient current source inverter with series connected AC capacitors for photovoltaic and fuel cell applications.

Renewable energy sources such as photovoltaics (PVs) or fuel cells (FCs) are not fitted for direct power grid connection because they deliver DC voltage and current. In addition, they also have a high internal resistance/nonlinear V/I dependence, whi... Read More about A more efficient current source inverter with series connected AC capacitors for photovoltaic and fuel cell applications.

A current source inverter with series connected AC capacitors for photovoltaic application with grid fault ride through capability
Conference Proceeding
Photong, C., Klumpner, C., & Wheeler, P. (in press). A current source inverter with series connected AC capacitors for photovoltaic application with grid fault ride through capability. In 2009 35th Annual Conference of IEEE Industrial Electronics. https://doi.org/10.1109/IECON.2009.5414954

The current source inverter (CSI) is preferred to interface a renewable source such photovoltaics (PV) to the AC power grid because it can provide smooth current source in the DC side, which fits to the PV behaviour and also steps-up the voltage from... Read More about A current source inverter with series connected AC capacitors for photovoltaic application with grid fault ride through capability.

Integrated output filter inductor for permanent magnet motor drives
Conference Proceeding
Raza Khowja, M., Gerada, C., Vakil, G., Wheeler, P., & Patel, C. (in press). Integrated output filter inductor for permanent magnet motor drives.

This paper presents a novel approach to integrate the output filter inductor in permanent magnet synchronous motor (PMSM) drive system. The integrated output filter inductor is based on utilizing the motor magnetics as a filter inductance instead of... Read More about Integrated output filter inductor for permanent magnet motor drives.

Performance Evaluation of Cascaded H-bridge Multilevel Grid-Connected Converter with Model Predictive Control Technique
Conference Proceeding
Hosseinzadeh, M. A., Sarbanzadeh, M., Salehi, A., Rivera, M., Munoz, J., & Wheeler, P. (2019). Performance Evaluation of Cascaded H-bridge Multilevel Grid-Connected Converter with Model Predictive Control Technique. In 2019 IEEE International Conference on Industrial Technology (ICIT). https://doi.org/10.1109/icit.2019.8755160

Cascaded H-bridge multilevel converter (CHB) is a promising topology for grid-connection systems. On the other side, model predictive controls are advanced control strategies which have many advantages for power converters applications like as fast d... Read More about Performance Evaluation of Cascaded H-bridge Multilevel Grid-Connected Converter with Model Predictive Control Technique.