Outputs (1001)

An Anti-Disturbance Extended State Observer-Based Control of a PMa-SynRM for Fast Dynamic Response (2024)
Journal Article
Li, D., Wang, S., Gu, C., Bao, Y., Zhang, X., Gerada, C., & Zhang, H. (2024). An Anti-Disturbance Extended State Observer-Based Control of a PMa-SynRM for Fast Dynamic Response. Energies, 17(17), 4260. https://doi.org/10.3390/en17174260

The control system of PMa-SynRMs (Permanent Magnet-assisted Synchronous Reluctance Machines) exhibit susceptibility to external disturbances, thereby emphasizing the utmost significance of employing an observer to effectively observe and suppress sys... Read More about An Anti-Disturbance Extended State Observer-Based Control of a PMa-SynRM for Fast Dynamic Response.

A Microwave Subsystem (MS) Capable of Realizing Functional Change with the Aid of 2D-shaped Liquid Metal (LM) (2024)
Journal Article
Fang, X., Alkaraki, S., & Kelly, J. R. (2024). A Microwave Subsystem (MS) Capable of Realizing Functional Change with the Aid of 2D-shaped Liquid Metal (LM). Progress In Electromagnetics Research B, 108, 17-30. https://doi.org/10.2528/pierb24062303

This paper presents the first microwave subsystem (MS) capable of changing its function, in this case between resonator and antenna, using liquid metal (LM). This is achieved by filling/emptying fluidic channels with Gallium-based LM and forming LM i... Read More about A Microwave Subsystem (MS) Capable of Realizing Functional Change with the Aid of 2D-shaped Liquid Metal (LM).

Use of stable Lagrange points for improving Lunar GNSS (2024)
Presentation / Conference Contribution
Cormier, L., Pushparaj, N., Blunt, P., & Cappelletti, C. (2024, July). Use of stable Lagrange points for improving Lunar GNSS. Presented at 34th Workshop on JAXA Astrodynamics Symposium and Flight Mechanics, Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency (JAXA)(ISAS), Sagamihara, Kanagawa Japan and online

Investigating Student Approaches to Rearranging Circuit Diagrams (2024)
Journal Article
Ridgway, L. M., & Cox, T. (2024). Investigating Student Approaches to Rearranging Circuit Diagrams. IEEE Transactions on Education, 67(5), 681-688. https://doi.org/10.1109/te.2024.3410375

Contribution: This study uses a qualitative research method to analyze interviews where participants simplified an electric circuit while explaining their thought process. Background: Rearranging circuit diagrams is a fundamental skill in electrical... Read More about Investigating Student Approaches to Rearranging Circuit Diagrams.

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.

Investigation on the Torsional–Flexural Instability Phenomena during the Bending Process of Hairpin Windings: Experimental Tests and FE Model Validation (2024)
Journal Article
Mangeruga, V., Barbieri, S. G., Giacopini, M., Giuradei, F., Vai, P., & Gerada, C. (2024). Investigation on the Torsional–Flexural Instability Phenomena during the Bending Process of Hairpin Windings: Experimental Tests and FE Model Validation. Machines, 12(6), Article 396. https://doi.org/10.3390/machines12060396

Modern electric motors developed for the automotive industry have an ever higher power density with a relatively compact size. Among the various existing solutions to improve torque and power density, a reduction in the dimensions of the end-windings... Read More about Investigation on the Torsional–Flexural Instability Phenomena during the Bending Process of Hairpin Windings: Experimental Tests and FE Model Validation.

Predictive power control strategy without grid voltage sensors of the Vienna rectifier (2024)
Journal Article
Yang, T., Chen, L., & Miao, Y. (2024). Predictive power control strategy without grid voltage sensors of the Vienna rectifier. IET Power Electronics, 17(11), 1411-1421. https://doi.org/10.1049/pel2.12707

This paper proposes a predictive power control strategy for the three-phase, six-switch Vienna rectifier without grid voltage sensors to reduce the hardware cost and complexity of a high-power PWM rectifier system. Firstly, an algorithm for calculati... Read More about Predictive power control strategy without grid voltage sensors of the Vienna rectifier.