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Three-level DC-DC converter with fuzzy logic-based MPPT controller for photovoltaic applications (2024)
Presentation / Conference Contribution
Belhadj, S. M., Meliani, B., Rivera, M., Wheeler, P., Zerdali, E., & Zaidi, S. (2024, June). Three-level DC-DC converter with fuzzy logic-based MPPT controller for photovoltaic applications. Paper presented at 13th International Conference on Power Electronics, Machines and Drives (PEMD 2024), Nottingham, England

This paper presents a fuzzy logic-based controller designed for maximum power point tracking (MPPT) in a high-gain dc-dc three-level boost converter (TLBC) specifically tailored for photovoltaic applications. High-gain dc-dc converters, exemplified b... Read More about Three-level DC-DC converter with fuzzy logic-based MPPT controller for photovoltaic applications.

Optimized model predictive control with reduced switching states for neutral point clamped converters (2024)
Presentation / Conference Contribution
Kadhum, H. T., Khera, F., Xie, J., Marco, R., Watson, A. J., Zanchetta, P., & Wheeler, P. (2024, June). Optimized model predictive control with reduced switching states for neutral point clamped converters. Presented at 13th International Conference on Power Electronics, Machines and Drives (PEMD 2024), Nottingham, England

The implementation of multilevel converters, particularly the Neutral-Point Clamped (NPC) converter, has risen in modern power electronics owing to its ability to enhance power quality and voltage levels. Model Predictive Control (MPC) has emerged as... Read More about Optimized model predictive control with reduced switching states for neutral point clamped converters.

Sequential direct speed predictive control without weighting factors (2024)
Presentation / Conference Contribution
Zerdali, E., Kilic, C., Riccio, J., Rivera, M., & Wheeler, P. (2024, June). Sequential direct speed predictive control without weighting factors. Presented at 13th International Conference on Power Electronics, Machines and Drives (PEMD 2024), Nottingham, UK

Direct speed predictive control (DSPC) provides fast dynamic control with a better disturbance rejection capability but suffers from weighting factor selection. This paper proposes a sequential DSPC without weighting factors for permanent magnet sync... Read More about Sequential direct speed predictive control without weighting factors.

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.

Current source rectifier for high-power water electrolysers: analysis and sizing (2024)
Presentation / Conference Contribution
Iribarren, Á., Barrios, E. L., Balda, J., Rivera, M., Wheeler, P., Ursúa, A., & Sanchis, P. (2024, June). Current source rectifier for high-power water electrolysers: analysis and sizing. Presented at IET Conference Proceedings, Nottingham, England

Current source rectifiers offer advantageous features that make them attractive solutions for powering grid-connected high-power electrolysers. Being a single-stage step-down rectifier topology is particularly well-suited for the low voltage, high cu... Read More about Current source rectifier for high-power water electrolysers: analysis and sizing.

Matrix converter based compensator for unbalance mitigation in traction system (2024)
Presentation / Conference Contribution
Kurati, J. S., Mir, T. N., Wheeler, P. W., & Rivera, M. (2024, June). Matrix converter based compensator for unbalance mitigation in traction system. Presented at 13th International Conference on Power Electronics, Machines and Drives (PEMD 2024), Nottingham, UK

Modern AC Electric trains are designed as single-phase loads and are operated on the three-phase utility grid which causes load asymmetry and leads to unbalanced current flow in the three-phase grid. Several traction unbalance compensators have been... Read More about Matrix converter based compensator for unbalance mitigation in traction system.

An apparent inductance online identification for sensorless control of permanent magnet synchronous motor (2024)
Journal Article
Yang, G., Weizhang, S., Wheeler, P., & Yang, Y. (2024). An apparent inductance online identification for sensorless control of permanent magnet synchronous motor. Electronics Letters, 60(11), Article e13233. https://doi.org/10.1049/ell2.13233

The model‐based sensorless control of permanent magnet synchronous motor (PMSM) relies on the motor parameters. In practice, the considerable uncertainty of inductance and the difference between the apparent inductance and the incremental inductance... Read More about An apparent inductance online identification for sensorless control of permanent magnet synchronous motor.

Model Predictive Control of a Modular Multilevel Converter with Reduced Computational Burden (2024)
Journal Article
Kadhum, H., Watson, A. J., Rivera, M., Zanchetta, P., & Wheeler, P. (2024). Model Predictive Control of a Modular Multilevel Converter with Reduced Computational Burden. Energies, 17(11), Article 2519. https://doi.org/10.3390/en17112519

Recent advances in high-power applications employing voltage source converters have been primarily fuelled by the emergence of the modular multilevel converter (MMC) and its derivatives. Model predictive control (MPC) has emerged as an effective way... Read More about Model Predictive Control of a Modular Multilevel Converter with Reduced Computational Burden.

A Wireless Power Transmission System Based on Hybrid Self-switching of Coupled Inductors (2024)
Journal Article
Liu, H., Chen, H., Wang, X., Gorbounov, Y., Orabi, M., Gaafar, M., Wheeler, P., & Rafajdus, P. (in press). A Wireless Power Transmission System Based on Hybrid Self-switching of Coupled Inductors. IEEE Transactions on Power Electronics,

This paper proposes a wireless power transfer (WPT)
system based on hybrid self-switching of coupled inductor (WPT-
HSCI) that not only realizes constant current (CC)/constant
voltage (CV) output but also effectively copes with a variety of
abnor... Read More about A Wireless Power Transmission System Based on Hybrid Self-switching of Coupled Inductors.

Research on Breaking Function for Two Bidirectional Γ-Source DC Solid-State Circuit Breakers (2024)
Journal Article
Song, W., Wang, C., Han, Z., An, N., Xue, D., & Wheeler, P. (2024). Research on Breaking Function for Two Bidirectional Γ-Source DC Solid-State Circuit Breakers. IEEE Journal of Emerging and Selected Topics in Power Electronics, 12(4), 3516-3528. https://doi.org/10.1109/jestpe.2024.3399478

This paper proposed two bidirectional Γ-source DC circuit breakers (Bi-ΓDCCB1 and Bi-ΓDCCB2) only using diodes and mechanical switches to construct bidirectional topology without introducing passive components, leading to owning a simpler and smaller... Read More about Research on Breaking Function for Two Bidirectional Γ-Source DC Solid-State Circuit Breakers.

A Robust Field Orientation Control Method for Induction Motor Drives (2024)
Journal Article
Zeng, P., Sun, Y., Dan, H., Zhou, F., Su, M., & Wheeler, P. (2024). A Robust Field Orientation Control Method for Induction Motor Drives. IEEE Transactions on Power Electronics, 39(8), 10138-10151. https://doi.org/10.1109/tpel.2024.3398684

The performance of the induction motor (IM) control system under the conventional rotor-flux-oriented (RFO) scheme may greatly deteriorate in the presence of parameter mismatch. To address this problem, first, the motor parameters sensitivity of two... Read More about A Robust Field Orientation Control Method for Induction Motor Drives.

Low-Order Harmonic Mitigation for Inductive Wireless Power Transfer Using a Three-Phase Meander Coil Topology (2024)
Presentation / Conference Contribution
Briceño, P., Watson, A., Clare, J., Wheeler, P., Venugopal, P., & Soeiro, T. B. (2024, May). Low-Order Harmonic Mitigation for Inductive Wireless Power Transfer Using a Three-Phase Meander Coil Topology. Presented at 2024 IEEE Wireless Power Technology Conference and Expo (WPTCE), Kyoto, Japan

An improvement in the polyphase system for Wireless Power Transfer (WPT) is presented in this article to reduce the impact of the low-order harmonics in the air gap and on the induced voltage at the receiver pad. The proposed solution is studied usin... Read More about Low-Order Harmonic Mitigation for Inductive Wireless Power Transfer Using a Three-Phase Meander Coil Topology.

A Dynamic Diffusion Algorithm for Discrete-Time Cooperative Control for DC Microgrids (2024)
Journal Article
Zhang, B., Gao, F., Liao, D., Liu, D., & Wheeler, P. (2024). A Dynamic Diffusion Algorithm for Discrete-Time Cooperative Control for DC Microgrids. IEEE Transactions on Power Electronics, 39(8), 9399-9414. https://doi.org/10.1109/TPEL.2024.3395998

Voltage restoration and current sharing are crucial issues for the secondary control in dc microgrids (MGs). Distributed control has been widely employed as an effective approach for the secondary control, where different algorithms can be used in th... Read More about A Dynamic Diffusion Algorithm for Discrete-Time Cooperative Control for DC Microgrids.

Active noise control by means of high frequency injection in electric motors (2024)
Journal Article
Skoulaxinos, S., Wheeler, P., & Vakil, G. (2024). Active noise control by means of high frequency injection in electric motors. IET Electric Power Applications, 18(8), 897-911. https://doi.org/10.1049/elp2.12442

Machine acoustics is an important area of research impacting the quality and comfort of human life. With increased levels of electrification and the wider use of electric motors, the contribution of motor drives towards quieter acoustic systems becom... Read More about Active noise control by means of high frequency injection in electric motors.

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.

Model predictive control for Vienna rectifier with constant frequency based on inductance parameters online identification (2024)
Journal Article
Dang, C., Wang, Y., Jiang, Z., Liu, D., Tong, X., Wheeler, P., & Xin, Y. (2024). Model predictive control for Vienna rectifier with constant frequency based on inductance parameters online identification. Journal of The Franklin Institute, 361(7), Article 106795. https://doi.org/10.1016/j.jfranklin.2024.106795

When the finite control set model predictive control (FCS-MPC) is applied to the three-level converter, there are problems such as large current harmonics, high requirements for the computing efficiency of the microcontroller, complex multi-objective... Read More about Model predictive control for Vienna rectifier with constant frequency based on inductance parameters online identification.

PLECS Implementation of a Predictive Control Strategy for a Multi- Drive System based on an Indirect Matrix Converter (2024)
Presentation / Conference Contribution
Hamid, A., Rivera, M., Wheeler, P., Muñoz, J., Toledo, S., Espinoza, J., & Zerdali, E. (2024, March). PLECS Implementation of a Predictive Control Strategy for a Multi- Drive System based on an Indirect Matrix Converter. Presented at 2024 IEEE International Conference on Industrial Technology (ICIT), Bristol, United Kingdom

This paper proposes a PLECS implementation of a predictive torque and flux control strategy for a multi-drive system composed of two induction machines and a six-leg indirect matrix converter. Simultaneously, the instantaneous power factor of the gri... Read More about PLECS Implementation of a Predictive Control Strategy for a Multi- Drive System based on an Indirect Matrix Converter.

Electricity Generation under the Climate Change Situation in Latin America: Trends and Challenges (2024)
Journal Article
Undurraga, J. P., Rivera, M., Cossutta, P., Garcés, A., Ayala, M., García, L. Y., & Wheeler, P. (2024). Electricity Generation under the Climate Change Situation in Latin America: Trends and Challenges. International Journal of Energy Economics and Policy, 14(2), 535-545. https://doi.org/10.32479/ijeep.15226

In a scenario of energy inequality, countries require stability for development and quality of life for their inhabitants. This paper addresses the reality of access to electrical energy and the effect of climate change on the potential of renewables... Read More about Electricity Generation under the Climate Change Situation in Latin America: Trends and Challenges.

Extended Horizon Predictive Control for Software Defined Networked Microgrids (2024)
Preprint / Working Paper
Pérez Guzmán, R., Rivera, M., Araya, B., Gόmez, J. S., Salgueiro, Y., Restrepo, C., Wheeler, P., You, M., & Sumner, M. (2024). Extended Horizon Predictive Control for Software Defined Networked Microgrids

This paper presents a model-based predictive control implementation (FCS-MPC) with extended horizon prediction to address the resiliency problem and voltage/frequency deviations for hierarchical microgrids. The proposed framework integrates Software-... Read More about Extended Horizon Predictive Control for Software Defined Networked Microgrids.