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Failure modes and reliability oriented system design for aerospace power electronic converters (2020)
Journal Article
Harikumaran, J., Migliazza, G., Buticchi, G., Madonna, V., Giangrande, P., Costabeber, A., …Galea, M. (2021). Failure modes and reliability oriented system design for aerospace power electronic converters. IEEE Open Journal of the Industrial Electronics Society, 2, 53-64. https://doi.org/10.1109/OJIES.2020.3047201

Aircraft electrification has been a major trend in aviation industry for past 20 years. Given the increasing electrical power requirement for future more electric aircraft and hybrid electric aircraft, research efforts has been ongoing in high power... Read More about Failure modes and reliability oriented system design for aerospace power electronic converters.

Research and Realization of High-Power Medium-Voltage Active Rectifier Concepts for Future Hybrid-Electric Aircraft Generation (2020)
Journal Article
Trentin, A., Sala, G., Tarisciotti, L., Galassini, A., Degano, M., Connor, P. H., …Gerada, C. (2021). Research and Realization of High-Power Medium-Voltage Active Rectifier Concepts for Future Hybrid-Electric Aircraft Generation. IEEE Transactions on Industrial Electronics, 68(12), 11684-11695. https://doi.org/10.1109/TIE.2020.3040692

In this article, we describe the research and development of a 3 kV active rectifier for a 4 MW aerospace generator drive system demonstrator. The converter is fed by a multiphase high-speed/high-frequency permanent magnet generator. The main aim of... Read More about Research and Realization of High-Power Medium-Voltage Active Rectifier Concepts for Future Hybrid-Electric Aircraft Generation.

A Review of Control Techniques in Photovoltaic Systems (2020)
Journal Article
Murillo-Yarce, D., Alarcón-Alarcón, J., Rivera, M., Restrepo, C., Muñoz, J., Baier, C., & Wheeler, P. (2020). A Review of Control Techniques in Photovoltaic Systems. Sustainability, 12(24), 1-22. https://doi.org/10.3390/su122410598

Complex control structures are required for the operation of photovoltaic electrical energy systems. In this paper, a general review of the controllers used for photovoltaic systems is presented. This review is based on the most recent papers present... Read More about A Review of Control Techniques in Photovoltaic Systems.

Control Techniques for a Single-Phase Matrix Converter (2020)
Journal Article
Rivera, M., Rojas, S., Restrepo, C., Muñoz, J., Baier, C., & Wheeler, P. (2020). Control Techniques for a Single-Phase Matrix Converter. Energies, 13(23), Article 6337. https://doi.org/10.3390/en13236337

The single-phase matrix converter is an AC-AC power topology which consists of six bidirectional switches and it is considered the key unit in cascade or multilevel configurations. In this paper, a comparison between two control techniques is present... Read More about Control Techniques for a Single-Phase Matrix Converter.

Model-Based Predictive Rotor Current Control Strategy for Indirect Power Control of a DFIM Driven by an Indirect Matrix Converter (2020)
Journal Article
Olloqui, A., Elizondo, J. L., Rivera, M., Macias, M., Micheloud-Vernackt, O. M., Pena, R., & Wheeler, P. (2021). Model-Based Predictive Rotor Current Control Strategy for Indirect Power Control of a DFIM Driven by an Indirect Matrix Converter. IEEE Transactions on Energy Conversion, 36(2), 1510-1516. https://doi.org/10.1109/TEC.2020.3038471

This paper presents a new control strategy using model-based predictive current control (MB-PCC) for a doubly fed induction machine (DFIM) driven by an indirect matrix converter (IMC). This strategy proposes the control of rotor currents, whose refer... Read More about Model-Based Predictive Rotor Current Control Strategy for Indirect Power Control of a DFIM Driven by an Indirect Matrix Converter.

The Analysis Performance of a Grid-Connected 8.2 kWp Photovoltaic System in the Patagonia Region (2020)
Journal Article
Vidal, H., Rivera, M., Wheeler, P., & Vicencio, N. (2020). The Analysis Performance of a Grid-Connected 8.2 kWp Photovoltaic System in the Patagonia Region. Sustainability, 12(21), 1-16. https://doi.org/10.3390/su12219227

Solar PV structures for locations at high latitudes in the Northern and Southern Hemispheres are increasingly in the spotlight. The work reported in this paper analyses the behaviour of a grid-connected 8.2 kWp photovoltaic system to either feed on-s... Read More about The Analysis Performance of a Grid-Connected 8.2 kWp Photovoltaic System in the Patagonia Region.

Computation of time probability distributions for the occurrence of uncertain future events (2020)
Journal Article
Acuña-Ureta, D. E., Orchard, M. E., & Wheeler, P. (2021). Computation of time probability distributions for the occurrence of uncertain future events. Mechanical Systems and Signal Processing, 150, Article 107332. https://doi.org/10.1016/j.ymssp.2020.107332

The determination of the time at which an event may take place in the future is a well-studied problem in a number of science and engineering disciplines. Indeed, for more than fifty years, researchers have tried to establish adequate methods to char... Read More about Computation of time probability distributions for the occurrence of uncertain future events.

An Overview of Applications of the Modular Multilevel Matrix Converter (2020)
Journal Article
Diaz, M., Cárdenas Dobson, R., Ibaceta, E., Mora, A., Urrutia, M., Espinoza, M., …Wheeler, P. (2020). An Overview of Applications of the Modular Multilevel Matrix Converter. Energies, 13(21), Article 5546. https://doi.org/10.3390/en13215546

The modular multilevel matrix converter is a relatively new power converter topology suitable for high-power alternating current (AC)-to-AC applications. Several publications in the literature have highlighted the converter capabilities, such as full... Read More about An Overview of Applications of the Modular Multilevel Matrix Converter.

Indirect Matrix Converter-Based Grid-Tied Photovoltaics System for Smart Grids (2020)
Journal Article
Geury, T., Pinto, S. F., Gyselinck, J., & Wheeler, P. (2020). Indirect Matrix Converter-Based Grid-Tied Photovoltaics System for Smart Grids. Energies, 13(20), Article 5405. https://doi.org/10.3390/en13205405

This paper proposes an Indirect Matrix Converter (IMC)-based grid-tied Photovoltaic (PV) system for Smart Grids (SGs). The PV array injects current in the ‘dc link’ of the IMC through an inductive link, and is connected to the SG with shunt and serie... Read More about Indirect Matrix Converter-Based Grid-Tied Photovoltaics System for Smart Grids.

Filter Design and Optimization of Electromechanical Actuation Systems Using Search and Surrogate Algorithms for More-Electric Aircraft Applications (2020)
Journal Article
Gao, Y., Yang, T., Bozhko, S., Wheeler, P., & Dragicevic, T. (2020). Filter Design and Optimization of Electromechanical Actuation Systems Using Search and Surrogate Algorithms for More-Electric Aircraft Applications. IEEE Transactions on Transportation Electrification, 6(4), 1434-1447. https://doi.org/10.1109/tte.2020.3019729

In this paper, a dc filter design and optimization problem is studied for dc electrical power distribution systems onboard more-electric aircraft. Component sizing models are built to serve as the basis of the optimization whose objectives are mass a... Read More about Filter Design and Optimization of Electromechanical Actuation Systems Using Search and Surrogate Algorithms for More-Electric Aircraft Applications.

Optimal filter design for power converters regulated by FCS-MPC in the MEA (2020)
Journal Article
Gao, Y., Yang, T., Dragicevic, T., Bozhko, S., Wheeler, P., & Zheng, C. (2021). Optimal filter design for power converters regulated by FCS-MPC in the MEA. IEEE Transactions on Power Electronics, 36(3), 3258-3268. https://doi.org/10.1109/tpel.2020.3017862

For the DC electrical power distribution system onboard more electric aircraft, the voltage quality of DC bus is of a great concern since there could be significant harmonics distortions when feeding different power electronics loads. This problem ca... Read More about Optimal filter design for power converters regulated by FCS-MPC in the MEA.

Evolutionary Multiobjective Optimization of a System-Level Motor Drive Design (2020)
Journal Article
Cheong, B., Giangrande, P., Zhang, X., Galea, M., Zanchetta, P., & Wheeler, P. (2020). Evolutionary Multiobjective Optimization of a System-Level Motor Drive Design. IEEE Transactions on Industry Applications, 56(6), 6904-6913. https://doi.org/10.1109/tia.2020.3016630

The use of optimization algorithms to design motor drive components is increasingly common. To account for component interactions, complex system-level models with many input parameters and constraints are needed, along with advanced optimization tec... Read More about Evolutionary Multiobjective Optimization of a System-Level Motor Drive Design.

An Improved Coupled-Inductor Impedance Source Network With More Freedom in Winding Match (2020)
Journal Article
Ji, Y., Hongchen, L., Geng, L., Li, F., & Wheeler, P. (2020). An Improved Coupled-Inductor Impedance Source Network With More Freedom in Winding Match. IEEE Access, 8, 141472-141480. https://doi.org/10.1109/access.2020.3013103

In this paper, an improved coupled-inductor impedance source network (CL-ISN) with more freedom in winding match is proposed. Through introducing three-winding coupled-inductor cells, the proposed CL-ISN can produce the same voltage gain by using dif... Read More about An Improved Coupled-Inductor Impedance Source Network With More Freedom in Winding Match.

A Low-Complexity Optimal Switching Time-Modulated Model-Predictive Control for PMSM With Three-Level NPC Converter (2020)
Journal Article
Wang, Q., Yu, H., Li, C., Lang, X., Yeoh, S. S., Yang, T., …Wheeler, P. (2020). A Low-Complexity Optimal Switching Time-Modulated Model-Predictive Control for PMSM With Three-Level NPC Converter. IEEE Transactions on Transportation Electrification, 6(3), 1188-1198. https://doi.org/10.1109/TTE.2020.3012352

Conventional finite control set model-predictive control (FCS-MPC) presents a high computational burden, especially in three-level neutral-point-clamped (NPC) converters. This article proposes a low-complexity optimal switching time-modulated model-p... Read More about A Low-Complexity Optimal Switching Time-Modulated Model-Predictive Control for PMSM With Three-Level NPC Converter.

A Reduced Single-Phase Switched-Diode Cascaded Multilevel Inverter (2020)
Journal Article
Hosseinzadeh, M. A., Sarebanzadeh, M., Rivera, M., Babaei, E., & Wheeler, P. (2021). A Reduced Single-Phase Switched-Diode Cascaded Multilevel Inverter. IEEE Journal of Emerging and Selected Topics in Power Electronics, 9(3), 3556-3569. https://doi.org/10.1109/jestpe.2020.3010793

The cascaded multilevel inverters (MLIs) are suitable topologies when a high number of voltage levels are needed. Nonetheless, cascaded topologies possess the main drawback of a high number of power switches and gate drivers that make sophisticated c... Read More about A Reduced Single-Phase Switched-Diode Cascaded Multilevel Inverter.

Novel Permanent Magnet Synchronous Motor with Integrated Filter Inductor Using Motor's Inherent Magnetics (2020)
Journal Article
Khowja, M. R., Gerada, C., Vakil, G., Patel, C., Odhano, S. A., Walker, A., & Wheeler, P. (2021). Novel Permanent Magnet Synchronous Motor with Integrated Filter Inductor Using Motor's Inherent Magnetics. IEEE Transactions on Industrial Electronics, 68(7), 5638-5649. https://doi.org/10.1109/tie.2020.3000110

A close functional and structural integration of passive elements is required to improve the power density of motor drives. Such power-dense motor drives are prerequisites in aerospace and automotive applications. This article presents a permanent ma... Read More about Novel Permanent Magnet Synchronous Motor with Integrated Filter Inductor Using Motor's Inherent Magnetics.

Improved Predictive Control in Multi-Modular Matrix Converter for Six-Phase Generation Systems (2020)
Journal Article
Toledo, S., Maqueda, E., Rivera, M., Gregor, R., Wheeler, P., & Romero, C. (2020). Improved Predictive Control in Multi-Modular Matrix Converter for Six-Phase Generation Systems. Energies, 13(10), Article 2660. https://doi.org/10.3390/en13102660

Distributed generation systems are emerging as a good solution as part of the response to the world’s growing energy demand. In this context multi-phase wind generation systems are a feasible option. These systems consist of renewable AC sources whic... Read More about Improved Predictive Control in Multi-Modular Matrix Converter for Six-Phase Generation Systems.

A Generalized Input Impedance Model of Multiple Active Bridge Converter (2020)
Journal Article
Yang, J., Buticchi, G., Gu, C., Gunter, S., Zhang, H., & Wheeler, P. (2020). A Generalized Input Impedance Model of Multiple Active Bridge Converter. IEEE Transactions on Transportation Electrification, 6(4), 1695-1706. https://doi.org/10.1109/tte.2020.2986604

The electrical power distribution system (EPDS) of the more electric aircraft (MEA) is a fundamental component that needs to be efficient and resilient. The commonly considered architectures feature separate buses to achieve separation between differ... Read More about A Generalized Input Impedance Model of Multiple Active Bridge Converter.

High-Speed Electric Drives: A Step Towards System Design (2020)
Journal Article
Savi, F., Barater, D., Nardo, M. D., Degano, M., Gerada, C., Wheeler, P., & Buticchi, G. (2020). High-Speed Electric Drives: A Step Towards System Design. IEEE Open Journal of the Industrial Electronics Society, 1, 10-21. https://doi.org/10.1109/ojies.2020.2973883

Electric drives applications have been worldwide adopted for the transportation electrification. An electric drive system is constituted by two main components: the power electronics converter and the electrical machine. Traditionally the design work... Read More about High-Speed Electric Drives: A Step Towards System Design.

Predictive Control Based DC Microgrid Stabilization With the Dual Active Bridge Converter (2020)
Journal Article
Chen, L., Gao, F., Shen, K., Wang, Z., Tarisciotti, L., Wheeler, P., & Dragicevic, T. (2020). Predictive Control Based DC Microgrid Stabilization With the Dual Active Bridge Converter. IEEE Transactions on Industrial Electronics, 67(10), 8944-8956. https://doi.org/10.1109/tie.2020.2965460

Dual-active-bridge (DAB) enabled dc microgrids stabilization is investigated in this article. DAB has two control objectives: load current regulation and the dc-bus voltage stabilization. In multiobjective control applications, the conventional propo... Read More about Predictive Control Based DC Microgrid Stabilization With the Dual Active Bridge Converter.