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Disturbance-rejection adjacent vector model predictive control strategy based on extended state observer for EV converter (2024)
Journal Article
Zhang, J., Cao, Q., Liu, G., Rivera, M., & Wheeler, P. (2024). Disturbance-rejection adjacent vector model predictive control strategy based on extended state observer for EV converter. IET Power Electronics, 17(15), 2572-2583. https://doi.org/10.1049/pel2.12807

Conventional single-vector model predictive control (MPC) can suffer from low control accuracy, while multi-vector MPC is often criticized for its complexity and heavy computational burden. In order to address these issues, an adjacent vector-based M... Read More about Disturbance-rejection adjacent vector model predictive control strategy based on extended state observer for EV converter.

Current Measurement Errors Compensation Based on Current Ripple Component Decoupling for PMSM Drives (2024)
Journal Article
Dan, H., Pang, H., Liu, Y., Sun, Y., Su, M., Rivera, M., & Wheeler, P. (2024). Current Measurement Errors Compensation Based on Current Ripple Component Decoupling for PMSM Drives. IEEE Journal of Emerging and Selected Topics in Power Electronics, https://doi.org/10.1109/JESTPE.2024.3468388

Current measurement errors (CME) including offset error and scaling error exist in permanent magnet synchronous motor drive systems. It will cause periodic ripples in the dq -axis currents and motor torque/speed. Thus, this paper proposes a novel met... Read More about Current Measurement Errors Compensation Based on Current Ripple Component Decoupling for PMSM Drives.

Predictive Voltage Control in Multi-Modular Matrix Converters under Load Variation and Fault Scenario (2024)
Journal Article
Caballero, D., Toledo, S., Maqueda, E., Ayala, M., Gregor, R., Rivera, M., & Wheeler, P. (2024). Predictive Voltage Control in Multi-Modular Matrix Converters under Load Variation and Fault Scenario. Technologies, 12(9), Article 170. https://doi.org/10.3390/technologies12090170

This paper presents a model predictive control (MPC) strategy to regulate output voltages in a multi-modular matrix converter topology for isolated loads. The converter system harnesses power from a six-phase permanent magnet synchronous generator (P... Read More about Predictive Voltage Control in Multi-Modular Matrix Converters under Load Variation and Fault Scenario.

On Optimized Modulation Strategies for Electric Vehicle Integrated On-board Chargers (2024)
Journal Article
Kougioulis, I., Zanchetta, P., Wheeler, P., & Ahmed, M. R. (2024). On Optimized Modulation Strategies for Electric Vehicle Integrated On-board Chargers. IEEE Transactions on Industry Applications, https://doi.org/10.1109/TIA.2024.3463610

Integration of the on-board charger (OBC) and auxiliary power module (APM) in electric vehicles (EVs) can reduce the overall weight, volume and cost of the on-board charging system, as well as increase efficiency. This paper proposes optimized modula... Read More about On Optimized Modulation Strategies for Electric Vehicle Integrated On-board Chargers.

A Low-Complexity Modulated Model Predictive Current Control Scheme for PMSM based Starter Generator Control System in More Electric Aircraft (2024)
Preprint / Working Paper
Wang, Q., Yu, H., Li, C., Yeoh, S. S., Lang, X., Yang, T., Rivera, M., Bozhko, S., & Wheeler, P. A Low-Complexity Modulated Model Predictive Current Control Scheme for PMSM based Starter Generator Control System in More Electric Aircraft

Modulated model predictive control (M2PC) has recently emerged as a possible solution for control in starter generator systems in the more electric aircraft (MEA), due to its advantages of fixed switching frequency, fast response and good performance... Read More about A Low-Complexity Modulated Model Predictive Current Control Scheme for PMSM based Starter Generator Control System in More Electric Aircraft.

A Systematic Literature Review on AC Microgrids (2024)
Journal Article
Gomez-Redondo, M., Rivera, M., Muñoz, J., & Wheeler, P. (2024). A Systematic Literature Review on AC Microgrids. Designs, 8(4), Article 77. https://doi.org/10.3390/designs8040077

The objective of this work is to analyze and compare AC microgrid (ACMG) solutions to introduce the topic to new researchers. The methodology used to achieve this goal is a systematic literature review using five questions: (1) How have ACMGs evolved... Read More about A Systematic Literature Review on AC Microgrids.

Virtual Synchronous Generator Control Strategy of Grid-Forming Matrix Converter for Renewable Power Generation (2024)
Journal Article
Zhang, J., Wang, H., Liu, G., Tian, G., Rivera, M., & Wheeler, P. (2024). Virtual Synchronous Generator Control Strategy of Grid-Forming Matrix Converter for Renewable Power Generation. IEEE Access, 12, 106672-106684. https://doi.org/10.1109/ACCESS.2024.3436552

Matrix converters (MC) have been considered for applications in renewable power generation and microgrids. However, similar to other power electronic converter-interfaced power generation systems, the MC-interfaced system cannot provide inertia or da... Read More about Virtual Synchronous Generator Control Strategy of Grid-Forming Matrix Converter for Renewable Power Generation.

Low Output Current Ripple Ultra High Step-Down Two-Phase Buck Converter With Low Switching Losses (2024)
Journal Article
Ghamsari Esfahani, A., Sadeghi, M., Adib, E., Wheeler, P., Ali Khan, A., & Jamil, M. (2024). Low Output Current Ripple Ultra High Step-Down Two-Phase Buck Converter With Low Switching Losses. IEEE Transactions on Industrial Electronics, https://doi.org/10.1109/TIE.2024.3426035

This article introduces a new two-switch step-down dc–dc converter. By integrating Valley-Fill circuit with coupled inductors, and using the cross-coupled inductor technique, the proposed converter achieves a substantial reduction in the output curre... Read More about Low Output Current Ripple Ultra High Step-Down Two-Phase Buck Converter With Low Switching Losses.

On the Synchronous Reference Frame Impedance and Stability Characteristics of More Electric Aircraft Electrical Power Distribution Systems (2024)
Journal Article
Peng, Q., Yang, J., Guenter, S., Buticchi, G., Tan, N. M. L., & Wheeler, P. (2024). On the Synchronous Reference Frame Impedance and Stability Characteristics of More Electric Aircraft Electrical Power Distribution Systems. IEEE Transactions on Transportation Electrification, 1-1. https://doi.org/10.1109/tte.2024.3433617

In modern aviation electrical power distribution system (EPDS), power electronics converters (PECs) are gaining more prominence, providing a fully-controlled interface between different electrical equipment. In the context of utility ac electrical po... Read More about On the Synchronous Reference Frame Impedance and Stability Characteristics of More Electric Aircraft Electrical Power Distribution Systems.

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.

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.

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.

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.