All Outputs (285)

AC/DC Converter Topologies Comparison for More Electric Aircraft Applications (2022)
Presentation / Conference Contribution
Khera, F. A., Gerada, C., Bozhko, S., & Wheeler, P. W. (2022, December). AC/DC Converter Topologies Comparison for More Electric Aircraft Applications. Presented at 7th IEEE Southern Power Electronics Conference (IEEE SPEC 2022), Nadi, Fiji

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)
Presentation / Conference Contribution
Bravo-Lopez, M., Marin, S., Terreros-Barreto, J. R., Garces, A., Molina, A., Rivera, M., & Wheeler, P. (2022, October). An Overview of the Colombian Power System. Presented at 2022 IEEE International Conference on Automation/XXV Congress of the Chilean Association of Automatic Control (ICA-ACCA), Curicó, Chile

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.

Electrodependent Patients: Regulations, Possible Technical Solutions and Case Study (2022)
Presentation / Conference Contribution
Frias, G., Catuogno, G., Rivera, M., Wheeler, P., & Garcia, G. (2022, October). Electrodependent Patients: Regulations, Possible Technical Solutions and Case Study. Presented at 2022 IEEE International Conference on Automation/XXV Congress of the Chilean Association of Automatic Control (ICA-ACCA), Universidad de Talca, Curicó, Chile

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)
Presentation / Conference Contribution
Suarez, J., Silva, M., Rivera, M., & Wheeler, P. (2022, October). Trends and Challenges in Sustainable Energy Management Models for Public Health Services. Presented at 2022 IEEE International Conference on Automation/XXV Congress of the Chilean Association of Automatic Control (ICA-ACCA), Curicó, Chile

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)
Presentation / Conference Contribution
Ayala, M., Toledo, S., Ramirez, G., Prado, A., Caballero, D., Rivera, M., Wheeler, P., & Gregor, R. (2022, October). A review of solar and wind energy in Paraguay. Presented at 2022 IEEE International Conference on Automation/XXV Congress of the Chilean Association of Automatic Control (ICA-ACCA), Curicó, Chile

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.

Water Splitting Dynamics of High Voltage Pulsed Alkaline Electrolysis (2022)
Presentation / Conference Contribution
Albornoz, M., Rivera, M., Ramirez, R., Varas-Concha, F., & Wheeler, P. (2022, October). Water Splitting Dynamics of High Voltage Pulsed Alkaline Electrolysis. Presented at 2022 IEEE International Conference on Automation/XXV Congress of the Chilean Association of Automatic Control (ICA-ACCA), Curicó, Chile

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.

Appropriate Technology as an Alternative to Mitigate Energy Poverty in Rural Communities (2022)
Presentation / Conference Contribution
Catuogno, G., Frias, G., Catuogno, C., Garcia, G., Rivera, M., & Wheeler, P. (2022, October). Appropriate Technology as an Alternative to Mitigate Energy Poverty in Rural Communities. Presented at 2022 IEEE International Conference on Automation/XXV Congress of the Chilean Association of Automatic Control (ICA-ACCA), Curicó, Chile

The living conditions and level of development of rural communities is largely related to access to energy, since energy directly impacts on education, health and entrepreneurship. In this sense, this paper proposes an alternative method to mitigate... Read More about Appropriate Technology as an Alternative to Mitigate Energy Poverty in Rural Communities.

Half-Bridge-Active-Clamp Converter with High Step-down Capabilities for More Electric Aircraft Applications (2022)
Presentation / Conference Contribution
Zhu, Y., Yan, X., Wang, Z., Yang, T., Bozhko, S., & Wheeler, P. (2022, October). Half-Bridge-Active-Clamp Converter with High Step-down Capabilities for More Electric Aircraft Applications. Presented at IECON 2022 – 48th Annual Conference of the IEEE Industrial Electronics Society, Brussels, Belgium

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 Current Sensorless Computationally Efficient Model Predictive Control for Matrix Converters (2022)
Presentation / Conference Contribution
Sarajian, A., Guan, Q., Wheeler, P., Khaburi, D. A., Kennel, R., & Rodriquez, J. (2022, October). A Current Sensorless Computationally Efficient Model Predictive Control for Matrix Converters. Presented at IECON 2022 - 48th Annual Conference of the IEEE Industrial Electronics Society, Brussels, Belgium

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.

Current Sensorless Model Predictive Control of Matrix Converter With Zero Common-Mode Voltage (2022)
Presentation / Conference Contribution
Sarajian, A., Guan, Q., Wheeler, P., Khaburi, D. A., Kennel, R., & Rodriquez, J. (2022, October). Current Sensorless Model Predictive Control of Matrix Converter With Zero Common-Mode Voltage. Presented at IECON 2022 - 48th Annual Conference of the IEEE Industrial Electronics Society, Brussels, Belgium

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.

New approach for comparing Modular Multilevel Converter submodule losses considering IGBT and SiC MOSFET devices (2022)
Presentation / Conference Contribution
Guicharrousse, P., Rishad Ahmed, M., Wheeler, P., & Zanchetta, P. (2022, October). New approach for comparing Modular Multilevel Converter submodule losses considering IGBT and SiC MOSFET devices. Presented at IECON 2022 – 48th Annual Conference of the IEEE Industrial Electronics Society, Brussels, Belgium

Submodule losses for Modular Multilevel Converter (MMC) are frequently inferred based only on the number of components. This procedure lacks support because Submodule losses also depend on other conditions. In this work, the simulation of different S... Read More about New approach for comparing Modular Multilevel Converter submodule losses considering IGBT and SiC MOSFET devices.

A CBPWM Strategy with Flexible Zero-Sequence Voltage Injection for Three-Level TNPC Converters in Aircraft Electric Starter/Generator System (2022)
Presentation / Conference Contribution
Guo, F., Zhao, Y., & Wheeler, P. (2022, October). A CBPWM Strategy with Flexible Zero-Sequence Voltage Injection for Three-Level TNPC Converters in Aircraft Electric Starter/Generator System. Presented at 2022 IEEE Energy Conversion Congress and Exposition (ECCE), Detroit, MI, USA

In this paper, a flexible zero-sequence voltage (ZSV) injection method is presented for the silicon carbide (SiC)based three-level electric starter/generator (ESG) system. The proposed algorithm can automatically adapt based on the operating conditio... Read More about A CBPWM Strategy with Flexible Zero-Sequence Voltage Injection for Three-Level TNPC Converters in Aircraft Electric Starter/Generator System.

A Class E-Based Multichannel Auxiliary Power Supply with Load Independent Zero-Voltage-Switching Operation (2022)
Presentation / Conference Contribution
Li, Y., Watson, A., Kaya, M., & Wheeler, P. (2022, October). A Class E-Based Multichannel Auxiliary Power Supply with Load Independent Zero-Voltage-Switching Operation. Presented at 2022 IEEE Energy Conversion Congress and Exposition (ECCE), Detroit, MI, USA

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.

Paralleling of Transient Overvoltage Protection Elements within High Power DC Solid-State Circuit Breaker (SSCB) for Electric/Hybrid-Electric Aircraft (2022)
Presentation / Conference Contribution
Fayyaz, A., Ortiz, M. U., Wang, Z., Yang, T., & Wheeler, P. (2022, September). Paralleling of Transient Overvoltage Protection Elements within High Power DC Solid-State Circuit Breaker (SSCB) for Electric/Hybrid-Electric Aircraft. Presented at 2022 IEEE Workshop on Wide Bandgap Power Devices and Applications in Europe (WiPDA Europe), Coventry, United Kingdom

This paper discusses the use of different parallel transient overvoltage protection elements to deal with transient overvoltages within high-voltage high-current bidirectional DC solid-state circuit breakers (SSCBs) for electric/hybrid-electric aircr... Read More about Paralleling of Transient Overvoltage Protection Elements within High Power DC Solid-State Circuit Breaker (SSCB) for Electric/Hybrid-Electric Aircraft.

Cooling System Sizing using LPTN Analysis and Multiphysics Modelling for an Axial Flux Machine and Integrated Drive (2022)
Presentation / Conference Contribution
Jeffrey, A. J., Connor, P. H., Vakil, G., Evans, P., Wheeler, P., & Hart, S. (2022, September). Cooling System Sizing using LPTN Analysis and Multiphysics Modelling for an Axial Flux Machine and Integrated Drive. Presented at 2022 International Conference on Electrical Machines (ICEM), Valencia, Spain

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.

Application of a Single-Phase Matrix Converter for Electric Vehicle Charging (2022)
Presentation / Conference Contribution
Vidal, C., Tarisciotti, L., Diaz, M., Cardenas, R., Rodriguez, J., & Wheeler, P. (2022, September). Application of a Single-Phase Matrix Converter for Electric Vehicle Charging. Presented at 2022 IEEE Biennial Congress of Argentina (ARGENCON), San Juan, Argentina

The Single-Phase Matrix Converter has been identified as a potential alternative to enable bidirectional residential electric vehicle charge due to its direct AC-AC conversion, high power density, and bidirectional power flow. However, implementation... Read More about Application of a Single-Phase Matrix Converter for Electric Vehicle Charging.

A bidirectional three-level interleaved DC-DC converter for an electric vehicle charging station operating in a wide range of battery currents and voltages (2022)
Presentation / Conference Contribution
Putera, P., Klumpner, C., & Wheeler, P. (2022, June). A bidirectional three-level interleaved DC-DC converter for an electric vehicle charging station operating in a wide range of battery currents and voltages. Presented at PEMD 2022 : The 11th International Conference on Power Electronics, Machines and Drives, Hybrid Conference, Newcastle, UK

Charging an Electrical Vehicle (EV) is a process dependent on the specs of their battery in each car with the charger being custom designed. This means that designing the converter for a general EV charging station is very challenging because it must... Read More about A bidirectional three-level interleaved DC-DC converter for an electric vehicle charging station operating in a wide range of battery currents and voltages.

Harmonic Modeling Methods for Power Electronic Converters: Case study and Comparison (2022)
Presentation / Conference Contribution
Peng, Q., Buticchi, G., Tan, N. M. L., Guenter, S., Yang, J., & Wheeler, P. (2022, June). Harmonic Modeling Methods for Power Electronic Converters: Case study and Comparison. Presented at 2022 IEEE 13th International Symposium on Power Electronics for Distributed Generation Systems (PEDG), Kiel, Germany and online

Large-scale integration of renewable generation interfaced to the network through power electronic converters has led to drastic changes in power system dynamics. In islanded microgrids such as More Electric Aircraft on-board microgrids or airport gr... Read More about Harmonic Modeling Methods for Power Electronic Converters: Case study and Comparison.

Hybrid Power Drive Solution for Increased Sustainability in Aircraft Actuation Systems (2022)
Presentation / Conference Contribution
O'Donnell, S., Egan, L., Calmels, A., & Wheeler, P. (2022, April). Hybrid Power Drive Solution for Increased Sustainability in Aircraft Actuation Systems. Presented at 2022 IEEE Conference on Technologies for Sustainability (SusTech), Corona, USA (online)

As aircraft become more electric, power electronic solutions are increasing in importance. Hydraulic and pneumatic systems are being replaced with more sustainable electronic alternatives which offer significant advantages including lower weight, les... Read More about Hybrid Power Drive Solution for Increased Sustainability in Aircraft Actuation Systems.

A study of weighting factor design in model predictive control applications (2022)
Presentation / Conference Contribution
Rojas, D., Rivera, M., Munoz, J., Baier, C., & Wheeler, P. (2021, December). A study of weighting factor design in model predictive control applications. Presented at IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies, CHILECON 2021, Valparaíso, Chile

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.