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Professor PATRICK WHEELER's Outputs (576)

Indirect model predictive control strategies with input filter resonance mitigation for a matrix converter operating at fixed switching frequency (2017)
Presentation / Conference Contribution
Rivera, M., Nikolic, A., Tarisciotti, L., & Wheeler, P. Indirect model predictive control strategies with input filter resonance mitigation for a matrix converter operating at fixed switching frequency. Presented at 19th International Symposium on Power Electronics (Ee2017)

The main issues of the implementation of model predictive control in a direct matrix converter are the high com¬putational cost, the adequate selection of weighting factors and the variable switching frequency which could produce resonances in the in... Read More about Indirect model predictive control strategies with input filter resonance mitigation for a matrix converter operating at fixed switching frequency.

A new AC/AC power converter (2017)
Presentation / Conference Contribution
Nasir, U., Costabeber, A., Wheeler, P., & Rivera, M. A new AC/AC power converter. Presented at Southern Power Electronics Conference (SPEC 2017)

The Future Electrical Network will be based on the integration of different renewable energy sources. In this regard, modular bidirectional power converter architectures will get special attention. Galvanic isolation in such power converter architect... Read More about A new AC/AC power converter.

A Novel Space Vector Modulation Technique For Three Level NPC Converters Within Aircraft Starter Generator Systems (2017)
Presentation / Conference Contribution
Li, C., Lo Calzo, G., Bozhko, S., Gerada, C., Wheeler, P., & Yang, T. (2017, November). A Novel Space Vector Modulation Technique For Three Level NPC Converters Within Aircraft Starter Generator Systems. Presented at 4th International Symposium on More Electric Aircraft (MEA 2017), Beijing, China

The neutral point voltage balancing issue for three level Neutral point clamped (NPC) converter has been extensively investigated recently. Different solutions to balance the neutral point have been proposed. However the proposed solutions so far eit... Read More about A Novel Space Vector Modulation Technique For Three Level NPC Converters Within Aircraft Starter Generator Systems.

Design considerations for a high-power dual active bridge DC-DC converter with galvanically isolated transformer (2017)
Presentation / Conference Contribution
Lee, Y., Watson, A. J., Vakil, G., & Wheeler, P. (2017, October). Design considerations for a high-power dual active bridge DC-DC converter with galvanically isolated transformer. Presented at 2017 IEEE Energy Conversion Congress and Exposition (ECCE), Cincinnati, OH, USA

Multi-megawatt scale isolated DC-DC converters are likely to become increasingly popular as means to interconnect the MVDC grids of different voltage levels. Three-phase dual active bridge DC-DC (3DAB) converters operating with the zero-voltage switc... Read More about Design considerations for a high-power dual active bridge DC-DC converter with galvanically isolated transformer.

Geometry optimization and characterization of three-phase medium frequency transformer for 10kVA isolated DC-DC converter (2017)
Presentation / Conference Contribution
Lee, Y., Vakil, G., Watson, A. J., & Wheeler, P. (2017, October). Geometry optimization and characterization of three-phase medium frequency transformer for 10kVA isolated DC-DC converter. Presented at IEEE Energy Conversion Congress and Exposition (ECCE) 2017, Cincinnati, OH, USA

Three-phase Dual Active Bridge converter is advisable for the High-power DC-DC conversion system.

In the ac link, galvanically isolated transformer operated at a medium frequency range provides stepping up or down of the secondary bridge voltage.... Read More about Geometry optimization and characterization of three-phase medium frequency transformer for 10kVA isolated DC-DC converter.

Design recommendations for energy systems: a UK energy community study (2017)
Presentation / Conference Contribution
Panagiotou, K., Klumpner, C., Sumner, M., & Wheeler, P. Design recommendations for energy systems: a UK energy community study. Presented at IEEE Energy Conversion Congress and Exposition (ECCE) 2017

One of the key elements towards a decentralised energy sector is the consumers’ choice and participation, as the concept of energy prosumer is gaining more and more ground and energy community projects are spouting across UK. In order for the upcomin... Read More about Design recommendations for energy systems: a UK energy community study.

Integrated motor drive design for weight optimization (2017)
Presentation / Conference Contribution
Cheong, B., Giangrande, P., Galea, M., Zanchetta, P., & Wheeler, P. (2017, October). Integrated motor drive design for weight optimization. Presented at 2017 IEEE Energy Conversion Congress and Exposition (ECCE), Cincinnati, Ohio, USA

The More-Electric Aircraft (MEA) concept has been introduced as part of the process of reducing the environmental impact of air travel. Incorporating more electrical systems including motor drives has become increasingly attractive researched. High p... Read More about Integrated motor drive design for weight optimization.

Welcome from general chair: Andy Knight (2017)
Presentation / Conference Contribution
Agamloh, E., Dorrell, D., Li, R., Popescu, M., & Wheeler, P. (2017, October). Welcome from general chair: Andy Knight. Presented at 2017 IEEE Energy Conversion Congress and Exposition, ECCE 2017, Cincinnati, OH, USA

Presents the introductory welcome message from the conference proceedings. May include the conference officers' congratulations to all involved with the conference event and publication of the proceedings record.

A review of predictive control techniques for matrix converter applications (2017)
Presentation / Conference Contribution
Rivera, M., Wheeler, P., Rodriguez, J., & Wu, B. A review of predictive control techniques for matrix converter applications. Presented at IECON 2017 43rd Annual Conference of the IEEE Industrial Electronics Society

Predictive control has recently emerged as a promising alternative to more traditional methods for the control and modulation of power converters. This paper presents an overview of predictive control techniques applied to matrix converters. The pape... Read More about A review of predictive control techniques for matrix converter applications.

Modulated model predictive current control of an indirect matrix converter with active damping (2017)
Presentation / Conference Contribution
Di, Z., Rivera, M., Dan, H., Tarisciotti, L., Zhang, K., Xu, D., & Wheeler, P. Modulated model predictive current control of an indirect matrix converter with active damping. Presented at 43rd Annual Conference of the IEEE Industrial Electronics Society - IECON 2017

A modulated model predictive control (M²PC) scheme for an indirect matrix converter is proposed in this paper, including an active damping method to mitigate the input filter resonance. The control strategy allows the instantaneous power control and... Read More about Modulated model predictive current control of an indirect matrix converter with active damping.

Indirect model predictive current control techniques for a direct matrix converter (2017)
Presentation / Conference Contribution
Rivera, M., Nasir, U., Tarisciotti, L., & Wheeler, P. Indirect model predictive current control techniques for a direct matrix converter. Presented at IEEE-URUCON 2017

The direct matrix converter has twenty-seven available switching states which implies that the implementation of predictive control techniques in this converter requires high computational cost while an adequate selection of weighting factors in orde... Read More about Indirect model predictive current control techniques for a direct matrix converter.

Indirect predictive control strategy with mitigation of input filter resonances for a direct matrix converter (2017)
Presentation / Conference Contribution
Rivera, M., Di, Z., Zhang, J., & Wheeler, P. Indirect predictive control strategy with mitigation of input filter resonances for a direct matrix converter. Presented at 2017 CHILEAN Conference on Electrical, Electronics Engineering, Information and Communication Technologies (CHILECON)

In this paper an indirect model predictive current control strategy is proposed. The proposed method simplifies the computational cost while avoiding the use of weighting factors. Weighting factors are an issue for model predictive control in a direc... Read More about Indirect predictive control strategy with mitigation of input filter resonances for a direct matrix converter.

Indirect predictive control techniques for a matrix converter operating at fixed switching frequency (2017)
Presentation / Conference Contribution
Rivera, M., Toleda, S., Tariscotti, L., Wheeler, P., & Verne, S. Indirect predictive control techniques for a matrix converter operating at fixed switching frequency. Presented at 2017 IEEE International Symposium on Predictive Control of Electrical Drives and Power Electronics (PRECEDE)

The direct matrix converter (DMC) has a large number of available switching states, wherewith, the implementa¬tion of predictive control techniques requires high computational resources. In addition, the simultaneous selection of weighting factors fo... Read More about Indirect predictive control techniques for a matrix converter operating at fixed switching frequency.

A Family of Improved Magnetically Coupled Impedance Network Boost DC–DC Converters (2017)
Journal Article
Liu, H., Ji, Y., Wang, L., & Wheeler, P. (2018). A Family of Improved Magnetically Coupled Impedance Network Boost DC–DC Converters. IEEE Transactions on Power Electronics, 33(5), 3697-3702. https://doi.org/10.1109/tpel.2017.2763153

In this letter, a family of improved magnetically coupled impedance network DC-DC converters is presented. Compared to other magnetically coupled boost converters, the proposed converters have extra diodes to obtain some advantages such as realizing... Read More about A Family of Improved Magnetically Coupled Impedance Network Boost DC–DC Converters.

A modulated model predictive control scheme for the brushless doubly-fed induction machine (2017)
Presentation / Conference Contribution
Li, X., Peng, T., Dan, H., Zhang, G., Tang, W., & Wheeler, P. (2017, October). A modulated model predictive control scheme for the brushless doubly-fed induction machine. Presented at IEEE Energy Conversion Congress and Exposition (ECCE) 2017, Cincinnatti, OH, USA

This paper proposes a modulated model predictive control (MMPC) algorithm for a brushless double-fed induction machine. The Brushless Doubly-Fed Induction Machine has some important advantages over alternative solutions for brushless machine applicat... Read More about A modulated model predictive control scheme for the brushless doubly-fed induction machine.

Matrix converter open circuit fault diagnosis with asymmetric one zero SVM (2017)
Presentation / Conference Contribution
Zhang, J., Empringham, L., De Lillo, L., Dan, H., & Wheeler, P. Matrix converter open circuit fault diagnosis with asymmetric one zero SVM. Presented at 2017 IEEE Energy Conversion Congress and Exposition (ECCE)

An open-circuit fault detection and diagnosis strategy for a direct matrix converter is proposed in this paper. The current recirculating path during an open circuit condition is considered in detail with the aim of contributing more expert knowledge... Read More about Matrix converter open circuit fault diagnosis with asymmetric one zero SVM.

An optimal full frequency control strategy for the modular multilevel matrix converter based on predictive control (2017)
Journal Article
Fan, B., Wang, K., Wheeler, P., Gu, C., & Li, Y. (in press). An optimal full frequency control strategy for the modular multilevel matrix converter based on predictive control. IEEE Transactions on Power Electronics, 33(8), https://doi.org/10.1109/TPEL.2017.2755767

The modular multilevel matrix converter (M3C) is a promising topology for high-voltage high-power applications. Recent researches have proved its significant advantages for adjustable-speed motor drives compared with the back-to-back modular multilev... Read More about An optimal full frequency control strategy for the modular multilevel matrix converter based on predictive control.

Integrated design of motor drives using random heuristic optimization for aerospace applications (2017)
Presentation / Conference Contribution
Cheong, B., Giangrande, P., Galea, M., Zanchetta, P., & Wheeler, P. Integrated design of motor drives using random heuristic optimization for aerospace applications. Presented at SAE AeroTech Congress and Exhibition, AEROTECH 2017

High power density for aerospace motor drives is a key factor in the successful realization of the More Electric Aircraft (MEA) concept. An integrated system design approach offers optimization opportunities, which could lead to further improvements... Read More about Integrated design of motor drives using random heuristic optimization for aerospace applications.

The Alternate Arm Converter (AAC) - "short-overlap" mode operation - analysis and design parameter selection (2017)
Journal Article
Farr, E., Feldman, R., Clare, J. C., Watson, A. J., & Wheeler, P. (2018). The Alternate Arm Converter (AAC) - "short-overlap" mode operation - analysis and design parameter selection. IEEE Transactions on Power Electronics, 33(7), 5641-5659. https://doi.org/10.1109/TPEL.2017.2742899

This paper presents converter operation principles and theoretical analyses for “short-overlap” mode operation of the Alternate Arm Converter (AAC), which is a type of modular multilevel Voltage Source Converter (VSC) that has been proposed for HVDC... Read More about The Alternate Arm Converter (AAC) - "short-overlap" mode operation - analysis and design parameter selection.