Outputs (221)

On the Impact of High-Power Grid-Connected Thyristor Rectifiers on the Efficiency of Hydrogen Electrolyzers (2024)
Presentation / Conference Contribution
Iribarren, Á., Barrios, E. L., Rivera, M., Wheeler, P., Sanchis, P., & Ursúa, A. (2024, June). On the Impact of High-Power Grid-Connected Thyristor Rectifiers on the Efficiency of Hydrogen Electrolyzers. Presented at 2024 International Conference on Renewable Energies and Smart Technologies (REST), Prishtina, Kosovo

This paper investigates the impact of power supply and dc current ripple on the efficiency of water electrolyzers and demonstrates that optimally sized thyristor rectifiers meeting grid power quality regulations can effectively supply high-power elec... Read More about On the Impact of High-Power Grid-Connected Thyristor Rectifiers on the Efficiency of Hydrogen Electrolyzers.

Design Analysis of High-Frequency, High Power 3-Phase DAB Transformer for Electric Vehicle Charger Applications (2024)
Presentation / Conference Contribution
Mustafa, U., Kougioulis, I., Watson, A. J., Wheeler, P., & Ahmed, M. R. (2024, June). Design Analysis of High-Frequency, High Power 3-Phase DAB Transformer for Electric Vehicle Charger Applications. Presented at 2024 IEEE Transportation Electrification Conference and Expo (ITEC), Chicago, IL, USA

The power requirements for onboard chargers in Electric Vehicles are increasing due to the need for increased charging speeds. The 3-Phase Dual Active Bridge (DAB) DC-DC converter is an enabling topology for high-power onboard chargers (22kW). Howeve... Read More about Design Analysis of High-Frequency, High Power 3-Phase DAB Transformer for Electric Vehicle Charger Applications.

ANN-Aided Virtual-Space-Vector PWM Strategy for Three-Level NPC Inverter Using Sextant-Coordinate Mapping for Heavy-Duty EV Applications (2024)
Presentation / Conference Contribution
Guo, F., Gao, Y., Yang, T., Bozhko, S., Dragičević, T., Wheeler, P., & Zhao, Y. (2024, June). ANN-Aided Virtual-Space-Vector PWM Strategy for Three-Level NPC Inverter Using Sextant-Coordinate Mapping for Heavy-Duty EV Applications. Presented at 2024 IEEE Transportation Electrification Conference and Expo, ITEC 2024, Chicago, IL, USA

The three-level neutral-point-clamped (3L-NPC) inverter is a mature topology that tends to be utilized in the next-generation powertrain in heavy-duty electric vehicles (EVs). However, the wide operating range under off-road scenarios inevitably caus... Read More about ANN-Aided Virtual-Space-Vector PWM Strategy for Three-Level NPC Inverter Using Sextant-Coordinate Mapping for Heavy-Duty EV Applications.

Weighting factor-free direct speed predictive control with improved transient performance (2024)
Presentation / Conference Contribution
Zerdali, E., Riccio, J., Rivera, M., & Wheeler, P. (2024, June). Weighting factor-free direct speed predictive control with improved transient performance. Presented at 13th International Conference on Power Electronics, Machines and Drives (PEMD 2024), Nottingham, England

Direct predictive speed control (DSPC) of a permanent magnet synchronous motor (PMSM) offers a non-cascaded control scheme with a fast dynamic response and better disturbance rejection ability. However, similar to other direct model predictive contro... Read More about Weighting factor-free direct speed predictive control with improved transient performance.

A Novel IPT System With Full-Range Soft-Switching Operation and Magnetic Integration Based on Dual-Decoupling Concept for Efficiency and Power Density Optimization (2024)
Journal Article
Wang, Y., Liu, H., Yu, H., Wang, S., Wang, S., Wang, Q., Wu, F., & Wheeler, P. (2024). A Novel IPT System With Full-Range Soft-Switching Operation and Magnetic Integration Based on Dual-Decoupling Concept for Efficiency and Power Density Optimization. IEEE Transactions on Circuits and Systems I: Regular Papers, 71(12), 6229-6242. https://doi.org/10.1109/TCSI.2024.3387404

To meet the urgent demand for high efficiency and high power density inductive power transfer (IPT) system in key applications such as electric vehicles, deep-sea intelligent equipment and consumer electronics, this article proposes a novel IPT syste... Read More about A Novel IPT System With Full-Range Soft-Switching Operation and Magnetic Integration Based on Dual-Decoupling Concept for Efficiency and Power Density Optimization.

A Markov Chain Random Asymmetrical SVPWM Method to Suppress High-Frequency Harmonics of Output Current in an IMC-PMSM System (2023)
Journal Article
Yang, Y., Song, W., Ge, Y., & Wheeler, P. (2024). A Markov Chain Random Asymmetrical SVPWM Method to Suppress High-Frequency Harmonics of Output Current in an IMC-PMSM System. IEEE Transactions on Power Electronics, 39(1), 135-148. https://doi.org/10.1109/tpel.2023.3313107

In the system of permanent magnet synchronous motor (PMSM) driven by indirect matrix converter (IMC), space vector pulsewidth modulation (SVPWM) technology is used in the inverter stage, which causes that the output current generates high-frequency h... Read More about A Markov Chain Random Asymmetrical SVPWM Method to Suppress High-Frequency Harmonics of Output Current in an IMC-PMSM System.

Emerging Information Technologies for the Energy Management of Onboard Microgrids in Transportation Applications (2023)
Journal Article
Huang, Z., Xiao, X., Gao, Y., Xia, Y., Dragičević, T., & Wheeler, P. (2023). Emerging Information Technologies for the Energy Management of Onboard Microgrids in Transportation Applications. Energies, 16(17), Article 6269. https://doi.org/10.3390/en16176269

The global objective of achieving net-zero emissions drives a significant electrified trend by replacing fuel-mechanical systems with onboard microgrid (OBMG) systems for transportation applications. Energy management strategies (EMS) for OBMG system... Read More about Emerging Information Technologies for the Energy Management of Onboard Microgrids in Transportation Applications.

An Efficient Soft-Switching Wireless Battery Charger With Low-Loss Auxiliary Circuit (2023)
Journal Article
Wang, Y., Liu, H., Yu, H., Wheeler, P., & Wu, F. (2024). An Efficient Soft-Switching Wireless Battery Charger With Low-Loss Auxiliary Circuit. IEEE Transactions on Transportation Electrification, 10(2), 3320-3333. https://doi.org/10.1109/TTE.2023.3295794

Aiming at the problems that the soft-switching specialty is easily affected by the perturbation of compensation element parameters and the soft-switching range is restricted for the existing soft-switching wireless battery charger (SS-WBC), a novel S... Read More about An Efficient Soft-Switching Wireless Battery Charger With Low-Loss Auxiliary Circuit.

Virtual reference feedback tuning with robustness constraints: A swarm intelligence solution (2023)
Journal Article
Fiorio, L. V., Remes, C. L., Wheeler, P., & de Novaes, Y. R. (2023). Virtual reference feedback tuning with robustness constraints: A swarm intelligence solution. Engineering Applications of Artificial Intelligence, 123(Part C), Article 106490. https://doi.org/10.1016/j.engappai.2023.106490

The simplified modeling of a complex system allied with a low-order controller structure can lead to poor closed-loop performance and robustness. A feasible solution is to avoid the necessity of a model by using data for the controller design. The Vi... Read More about Virtual reference feedback tuning with robustness constraints: A swarm intelligence solution.

A Misalignment-Tolerant Hybrid Coupler for Electric Vehicle IPT Charging Systems (2023)
Journal Article
Wang, Y., Liu, H., Yu, H., Wu, F., Wheeler, P., Zhou, Q., & Zhao, S. (2023). A Misalignment-Tolerant Hybrid Coupler for Electric Vehicle IPT Charging Systems. IEEE Transactions on Vehicular Technology, 72(10), 12845-12856. https://doi.org/10.1109/TVT.2023.3277834

To solve the problems of output voltage and system efficiency sharply decreasing in the case of misalignment for the electric vehicle inductive power transfer (IPT) charging system, a universal hybrid coupler with high misalignment tolerance is propo... Read More about A Misalignment-Tolerant Hybrid Coupler for Electric Vehicle IPT Charging Systems.