Professor PATRICK WHEELER's Outputs (352)

Basic principles of solar energy (2021)
Presentation / Conference Contribution
Rojas, D., Rivera, M., & Wheeler, P. (2021, December). Basic principles of solar energy. Presented at 2021 IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON), Valparaíso, Chile

The sun provides the earth with its main source of energy. In terms of renewable energy, solar energy is the most promising direction for producing electrical energy. For the efficient use of solar energy it is necessary to understand how electrical... Read More about Basic principles of solar energy.

Technologies and MPPT algorithms for solar energy applications (2021)
Presentation / Conference Contribution
Fuentes, R., Rojas, D., Rivera, M., Riveros, J., Munoz, J., & Wheeler, P. (2021, December). Technologies and MPPT algorithms for solar energy applications. Presented at 2021 IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON), Valparaíso, Chile

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.

General view of solar energy (2021)
Presentation / Conference Contribution
Fuentes, R., Rojas, D., Rivera, M., Riveros, J., Munoz, J., & Wheeler, P. (2021, December). General view of solar energy. Presented at 2021 IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON), Valparaíso, Chile

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.

Effect of model parameter errors in model predictive control applications (2021)
Presentation / Conference Contribution
Rojas, D., Rivera, M., Munoz, J., Wheeler, P., Zanchetta, P., & Mirzaeva, G. (2021, December). Effect of model parameter errors in model predictive control applications. Presented at 2021 IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON), Valparaíso, Chile

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 Mining Industry (2021)
Presentation / Conference Contribution
Fuentes, R., Rojas, D., Rivera, M., Riveros, J., Munoz, J., & Wheeler, P. (2021, November). Solar Energy in the Mining Industry. Presented at 2021 IEEE Congreso Estudiantil de Electrónica y Electricidad (INGELECTRA), Valparaíso, Chile

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)
Presentation / Conference Contribution
Rivera, M., Riveros, J., Munoz, J., & Wheeler, P. (2021, November). Predictive Control Strategies in a Two-Level Voltage Source Inverter. Presented at 2021 IEEE Congreso Estudiantil de Electrónica y Electricidad (INGELECTRA), Valparaíso, Chile

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.

Predictive Current Control Strategies for Grid Connected NPC Converters (2021)
Presentation / Conference Contribution
Rivera, M., Riveros, J., & Wheeler, P. (2021, November). Predictive Current Control Strategies for Grid Connected NPC Converters. Presented at 2021 IEEE Congreso Estudiantil de Electrónica y Electricidad (INGELECTRA), Valparaíso, Chile

This paper analyses predictive current control techniques for grid-connected neutral-point clamped voltage source converters. Two schemes are considered, the classical finite-set model-based predictive current control (FS-MPC) along with a new strate... Read More about Predictive Current Control Strategies for Grid Connected NPC Converters.

Enhancement of dynamic wireless power transfer system by model predictive control (2021)
Journal Article
Alkasir, A., Abdollahi, S. E., Abdollahi, S. R., & Wheeler, P. (2022). Enhancement of dynamic wireless power transfer system by model predictive control. IET Power Electronics, 15(1), 67-79. https://doi.org/10.1049/pel2.12213

Wireless power transfer (WPT) system based on a dynamic wireless charging (DWC) scheme, eliminates waiting time for charging electric vehicles (EVs), increases the range of motion, reduces the size of Li-ion battery, and automates the charging proces... Read More about Enhancement of dynamic wireless power transfer system by model predictive control.

Fault Tolerant Predictive Control for Six-Phase Wind Generation Systems using Multi-Modular Matrix Converter (2021)
Presentation / Conference Contribution
Toledo, S., Caballero, D., Maqueda, E., Arrua, S., Gomez-Redondo, M., Gregor, R., Rivera, M., & Wheeler, P. (2021, October). Fault Tolerant Predictive Control for Six-Phase Wind Generation Systems using Multi-Modular Matrix Converter. Presented at 2021 IECON – 47th Annual Conference of the IEEE Industrial Electronics Society, Toronto, Canada (online)

Multi-phase wind generation systems are emerging as a promising technology for distributed generation systems. These systems can present unbalanced voltages or phase faults for several reasons. In this paper a modular three-phase direct matrix conver... Read More about Fault Tolerant Predictive Control for Six-Phase Wind Generation Systems using Multi-Modular Matrix Converter.

The Selection of Cost Functions in Model Predictive Control Applications (2021)
Presentation / Conference Contribution
Rivera, M., Rojas, D., & Wheeler, P. (2021, October). The Selection of Cost Functions in Model Predictive Control Applications. Presented at 2021 21st International Symposium on Power Electronics, Ee 2021, Novo Sad, Serbia (online)

In model predictive control strategies, the cost function selection is the most relevant aspects to obtain a good performance of the full system. In this paper a study of the most common cost functions used for the control of two level voltage source... Read More about The Selection of Cost Functions in Model Predictive Control Applications.

Unified Cost Function Model Predictive Control for a three-stage Smart Transformer (2021)
Presentation / Conference Contribution
Tarisciotti, L., Buticchi, G., De Carne, G., Yang, J., Gu, C., & Wheeler, P. (2021, October). Unified Cost Function Model Predictive Control for a three-stage Smart Transformer. Presented at 2021 IEEE Energy Conversion Congress and Exposition (ECCE 2021), Vancouver, Canada (Virtual)

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)
Presentation / Conference Contribution
Yang, J., Buticchi, G., Gu, C., Wheeler, P., & Bruske, S. (2021, October). Active Rectifier Control for Selective Fuse Tripping in a DC Microgrid. Presented at IECON 2021 - 47th Annual Conference of the IEEE Industrial Electronics Society, Toronto, ON, Canada

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 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)
Presentation / Conference Contribution
Guo, F., Yang, T., Yeoh, S. S., Bozhko, S., Wheeler, P., & Diab, A. M. (2021, October). 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. Presented at 2021 IEEE Energy Conversion Congress and Exposition (ECCE), Vancouver, BC, Canada

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.

A Stable and Robust DC Power System for More Electric Aircraft (2021)
Presentation / Conference Contribution
Mirzaeva, G., Miller, D., Goodwin, G., & Wheeler, P. (2021, October). A Stable and Robust DC Power System for More Electric Aircraft. Presented at 2021 IEEE Energy Conversion Congress and Exposition (ECCE 2021), Vancouver, BC, Canada

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.

Modeling and experimental evaluation of z-source modular multilevel converter using reduced inserted cells technique (2021)
Journal Article
Khera, F. A., Klumpner, C., & Wheeler, P. (2021). Modeling and experimental evaluation of z-source modular multilevel converter using reduced inserted cells technique. IEEE Access, 9, 133091-133101. https://doi.org/10.1109/ACCESS.2021.3115634

The integration of a Z-source network with a modular multilevel converter (MMC) to provide voltage step-up function is proposed in this paper. The proposed Z-source modular multilevel converter (ZS-MMC) uses a Z-source network connected between the D... Read More about Modeling and experimental evaluation of z-source modular multilevel converter using reduced inserted cells technique.

Open Phase Fault Tolerant Control of Multi Three Phase Machines (2021)
Journal Article
Harikumaran, J., Buticchi, G., Galea, M., & Wheeler, P. (2021). Open Phase Fault Tolerant Control of Multi Three Phase Machines. IEEE Open Journal of Power Electronics, 2, 535-544. https://doi.org/10.1109/ojpel.2021.3115404

Drive system availability is critical in aerospace applications. Multi three phase machines are a known solution to provide redundancy and fault tolerance capability. Control of multi three phase machines is typically implemented in DQ domain or VSD... Read More about Open Phase Fault Tolerant Control of Multi Three Phase Machines.

A Switched-DC Source Sub-Module Multilevel Inverter Topology for Renewable Energy Source Applications (2021)
Journal Article
Hosseinzadeh, M. A., Sarebanzadeh, M., Babaei, E., Rivera, M., & Wheeler, P. (2021). A Switched-DC Source Sub-Module Multilevel Inverter Topology for Renewable Energy Source Applications. IEEE Access, 9, 135964-135982. https://doi.org/10.1109/access.2021.3115660

This article presents a sub-module topology for switched DC source cascaded multilevel inverter configurations that require fewer switching devices and can generate a high number of voltage levels that are suitable for renewable energy sources. The p... Read More about A Switched-DC Source Sub-Module Multilevel Inverter Topology for Renewable Energy Source Applications.

Technical Review of Dual Inverter Topologies for More Electric Aircraft Applications (2021)
Journal Article
Huang, Z., Yang, T., Giangrande, P., Galea, M., & Wheeler, P. (2021). Technical Review of Dual Inverter Topologies for More Electric Aircraft Applications. IEEE Transactions on Transportation Electrification, 8(2), 1966 - 1980. https://doi.org/10.1109/tte.2021.3113606

Electric drives are an essential part of more electric aircraft (MEA) applications with ever-growing demands for high power density, high performance, and high fault-tolerant capability. High-speed motor drives can fulfil those needs, but their speed... Read More about Technical Review of Dual Inverter Topologies for More Electric Aircraft Applications.

Neural Network aided PMSM multi-objective design and optimization for more-electric aircraft applications (2021)
Journal Article
Gao, Y., Yang, T., Bozhko, S., Wheeler, P., Dragicevic, T.-L., & Gerada, C. (2022). Neural Network aided PMSM multi-objective design and optimization for more-electric aircraft applications. Chinese Journal of Aeronautics, 35(10), 233-246. https://doi.org/10.1016/j.cja.2021.08.006

This study uses the Neural Network (NN) technique to optimize design of surface-mounted Permanent Magnet Synchronous Motors (PMSMs) for More-Electric Aircraft (MEA) applications. The key role of NN is to provide dedicated correction factors for the a... Read More about Neural Network aided PMSM multi-objective design and optimization for more-electric aircraft applications.

Soft-switching non-isolated high step-up three-level boost converter using single magnetic element (2021)
Journal Article
Jazi, H. M., Fekri, M., Keshani, M., Khorasani, R. R., Adib, E., Wheeler, P., Garcia, H., & Velasco‐Quesada, G. (2021). Soft-switching non-isolated high step-up three-level boost converter using single magnetic element. IET Power Electronics, 14(14), 2324-2336. https://doi.org/10.1049/pel2.12183

Here, a soft switched three-level boost converter with high voltage gain is proposed which is suitable for high step-up applications with wide output power range. In this converter, a ZVT auxiliary circuit is used which provides soft switching in a w... Read More about Soft-switching non-isolated high step-up three-level boost converter using single magnetic element.