Professor PATRICK WHEELER's Outputs (576)

Mild Hybridization of Turboprop Engine With High-Power-Density Integrated Electric Drives (2022)
Journal Article
Chen, Y., Yang, T., Khowja, M. R., La Rocca, A., Nasir, U., Chowdhury, S., Evans, D., Kember, D., Klonowski, T., Arnaud, Y., Apostin, L., Liger, T., Cossart, G., Vakil, G., Gerada, C., Bozhko, S., Detry, S., Diette, C., & Wheeler, P. (2022). Mild Hybridization of Turboprop Engine With High-Power-Density Integrated Electric Drives. IEEE Transactions on Transportation Electrification, 8(4), 4148-4162. https://doi.org/10.1109/TTE.2022.3160153

This article shares with the aerospace community a case study of turboprop mild hybridization using a recently developed integrated drive system in the University of Nottingham, U.K., within the ACHIEVE project under EU H2020 CleanSky 2 program (proj... Read More about Mild Hybridization of Turboprop Engine With High-Power-Density Integrated Electric Drives.

The More-Electric Aircraft and Beyond (2022)
Journal Article
Buticchi, G., Wheeler, P., & Boroyevich, D. (2022). The More-Electric Aircraft and Beyond. Proceedings of the IEEE, https://doi.org/10.1109/JPROC.2022.3152995

Aviation is a significant contributor to greenhouse gas (GHG) emissions in the transportation sector. As the adoption of electric cars increases and GHG emissions due to other modes of transport decrease, the impact of air travel on environmental pol... Read More about The More-Electric Aircraft and Beyond.

A Voltage Spike Suppression Strategy Based on De-Re-Coupling Idea for the Three-Phase High-Frequency Isolated Matrix-Type Inverter (2022)
Journal Article
Liu, H., Wang, Y., Wheeler, P., Zhou, X., & Zhu, K. (2022). A Voltage Spike Suppression Strategy Based on De-Re-Coupling Idea for the Three-Phase High-Frequency Isolated Matrix-Type Inverter. IEEE Transactions on Power Electronics, 37(8), 9024-9034. https://doi.org/10.1109/TPEL.2022.3155184

In order to solve the problem of high voltage spikes on the secondary side of the high-frequency transformer when the three-phase high-frequency isolated matrix inverter (HFIMI) operates under the conventional modulation strategies, a new modulation... Read More about A Voltage Spike Suppression Strategy Based on De-Re-Coupling Idea for the Three-Phase High-Frequency Isolated Matrix-Type Inverter.

Research on the Voltage Spike Suppression Strategy for Three-Phase High Frequency Link Matrix-Type Inverter (2022)
Journal Article
Wang, Y., Liu, H., & Wheeler, P. (2022). Research on the Voltage Spike Suppression Strategy for Three-Phase High Frequency Link Matrix-Type Inverter. IEEE Journal of Emerging and Selected Topics in Power Electronics, 10(5), 6070-6083. https://doi.org/10.1109/jestpe.2022.3155249

The problem of high-voltage spikes on the secondary side of a high-frequency transformer (HFT) in the commutation process of a three-phase high-frequency link matrix-type inverter (HFLMI) is studied. Considering the parasitic capacitance of MOSFETs,... Read More about Research on the Voltage Spike Suppression Strategy for Three-Phase High Frequency Link Matrix-Type Inverter.

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.

Cyber-attacks in modular multilevel converters (2022)
Journal Article
Burgos-Mellado, C., Donoso, F., Dragicevic, T., Cardenas-Dobson, R., Wheeler, P., Clare, J. C., & Watson, A. J. (2022). Cyber-attacks in modular multilevel converters. IEEE Transactions on Power Electronics, 37(7), 8488-8501. https://doi.org/10.1109/TPEL.2022.3147466

Distributed control of modular multilevel converter (MMC) submodules offers several potential benefits such as flexibility and modularity. In this approach, low-level control tasks, such as capacitor voltage balancing, can be distributed amongst cont... Read More about Cyber-attacks in modular multilevel converters.

FEA Based Transformer Loss Analysis for Dual Active Bridge DC-DC Converter using Triple Phase Shift Modulation (2022)
Journal Article
Akbar, S. M., Hasan, A., Watson, A. J., & Wheeler, P. (2022). FEA Based Transformer Loss Analysis for Dual Active Bridge DC-DC Converter using Triple Phase Shift Modulation. IEEE Journal of Emerging and Selected Topics in Power Electronics, 10(4), 4347-4360. https://doi.org/10.1109/JESTPE.2022.3148355

High frequency transformers are a key component of dual active bridge (DAB) dc-dc converters, providing isolation and voltage scaling. The losses in the transformer should be minimized to improve efficiency and extend lifetime. The existing research... Read More about FEA Based Transformer Loss Analysis for Dual Active Bridge DC-DC Converter using Triple Phase Shift Modulation.

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

Chile is undoubtedly a country with potential when it comes to solar energy, but to understand this potential it is necessary to review the worldwide situation. This paper presents an analysis of the global situation and the geographic value that all... Read More about Development of solar energy in Chile and the world.

Experimental Assessment of Sliding Mode Current Control with Exponential Reaching Law for an Induction Machine Drive Fed by a Matrix Converter (2021)
Presentation / Conference Contribution
Medina, C., Maidana, P., Rodas, J., Maqueda, E., Gregor, R., Saad, M., & Wheeler, P. (2021, November). Experimental Assessment of Sliding Mode Current Control with Exponential Reaching Law for an Induction Machine Drive Fed by a Matrix Converter. Presented at IEEE COMPEL 2021: IEEE 22th Workshop on Control and Modelling for Power Electronics, Cartagena, Colombia and online

Matrix Converters (MCs) are considered an exciting option in electrical motor drives for applications where size and weight are critical, for example aerospace or automotive. Several control techniques have been proposed to exploit the MC's benefits... Read More about Experimental Assessment of Sliding Mode Current Control with Exponential Reaching Law for an Induction Machine Drive Fed by a Matrix Converter.

Instantaneous Power Control Within an Advanced Power Generation Center for More-Electric Aircraft Applications (2021)
Journal Article
Lang, X., Yang, T., Huang, Z., Wang, Z., Bozhko, S., & Wheeler, P. (2022). Instantaneous Power Control Within an Advanced Power Generation Center for More-Electric Aircraft Applications. IEEE Transactions on Transportation Electrification, 8(3), 3261-3274. https://doi.org/10.1109/tte.2021.3137399

This article presents an instantaneous power control (IPC) to regulate the power flow of a back-to-back converter (BTB converter) within an advanced power generation center (APGC) for more-electric aircraft applications. The APGC essentially is compo... Read More about Instantaneous Power Control Within an Advanced Power Generation Center for More-Electric Aircraft Applications.

Finite Control Set Model Predictive Control for Dual Active Bridge Converter (2021)
Journal Article
Tarisciotti, L., Chen, L., Shao, S., Dragicevic, T., Wheeler, P., & Zanchetta, P. (2022). Finite Control Set Model Predictive Control for Dual Active Bridge Converter. IEEE Transactions on Industry Applications, 58(2), 2155-2165. https://doi.org/10.1109/tia.2021.3135373

Dual active bridge is often considered in many dc/dc converter applications where high efficiency, input/output voltage ratio, and power level are required. Recently, a predictive control technique, named moving discretized control set model predicti... Read More about Finite Control Set Model Predictive Control for Dual Active Bridge Converter.

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

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)
Presentation / Conference Contribution
Frias, G., Catuogno, G., Rivera, M., Wheeler, P., & Garcia, G. (2021, December). Sequential FCS-MPC for open phase fault tolerant control applied to SynRM. Presented at 2021 IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON), Valparaíso, Chile

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)
Presentation / Conference Contribution
Rojas, D., Rivera, M., & Wheeler, P. (2021, December). Predictive current control strategy for a single phase direct matrix converter. Presented at 2021 IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON), Valparaíso, Chile

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)
Presentation / Conference Contribution
Rojas, D., Rivera, M., Munoz, J., & Wheeler, P. (2021, December). Cascaded predictive control for a three-phase VSI with different cost functions. Presented at 2021 IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON), Valparaíso, Chile

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)
Presentation / Conference Contribution
Rojas, D., Rivera, M., Toledo, S., & Wheeler, P. (2021, December). Predictive control techniques applied to a 2L-VSI. Presented at 2021 IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON), Valparaíso, Chile

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.

A comparative study of predictive control techniques in a voltage source inverter (2021)
Presentation / Conference Contribution
Rojas, D., Rivera, M., Munoz, J., & Wheeler, P. (2021, December). A comparative study of predictive control techniques in a voltage source inverter. Presented at 2021 IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON), Valparaíso, Chile

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)
Presentation / Conference Contribution
Reyes, A., Salgueiro, Y., Rivera, M., Camargo, J., Hernandez, A., & Wheeler, P. (2021, December). Critical scenarios identification in power system simulations using graph measures and machine learning. Presented at 2021 IEEE CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON), Valparaíso, Chile

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.

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.

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.