All Outputs (26)

Indirect model predictive control strategy with active damping implementation for a direct matrix converter operating at fixed switching frequency (2017)
Conference Proceeding
Rivera, M., Dan, H., Tarisciotti, L., & Wheeler, P. (2017). Indirect model predictive control strategy with active damping implementation for a direct matrix converter operating at fixed switching frequency.

One of the main drawbacks of the implementation of predictive control in a direct matrix converter is the high com¬putational cost and the adequate selection of weighting factors in order to control both input and output sides. In this paper is propo... Read More about Indirect model predictive control strategy with active damping implementation for a direct matrix converter operating at fixed switching frequency.

Indirect predictive control strategy with fixed switching frequency for a direct matrix converter (2017)
Conference Proceeding
Rivera, M., Tariscotti, L., Wheeler, P., & Bayhan, S. (in press). Indirect predictive control strategy with fixed switching frequency for a direct matrix converter.

The direct matrix converter has a large number of 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... Read More about Indirect predictive control strategy with fixed switching frequency for a direct matrix converter.

Electric superbike racing: the design and construction of a championship winning electric superbike (2017)
Conference Proceeding
Wheeler, P., Blissett, J., & Gimeno-Fabra, M. (2017). Electric superbike racing: the design and construction of a championship winning electric superbike.

The electric superbikes recently developed at The University of Nottingham have to be considered as a high performance vehicles, competing with its internal combustion engine driven counterparts. This paper presents the motivations for this work as w... Read More about Electric superbike racing: the design and construction of a championship winning electric superbike.

Indirect model predictive control strategies with input filter resonance mitigation for a matrix converter operating at fixed switching frequency (2017)
Conference Proceeding
Rivera, M., Nikolic, A., Tarisciotti, L., & Wheeler, P. (2017). Indirect model predictive control strategies with input filter resonance mitigation for a matrix converter operating at fixed switching frequency.

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)
Conference Proceeding
Nasir, U., Costabeber, A., Wheeler, P., & Rivera, M. (2017). A new AC/AC power converter.

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)
Conference Proceeding
Li, C., Lo Calzo, G., Bozhko, S., Gerada, C., Wheeler, P., & Yang, T. (2017). A Novel Space Vector Modulation Technique For Three Level NPC Converters Within Aircraft Starter Generator Systems

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.

Integrated motor drive design for weight optimization (2017)
Conference Proceeding
Cheong, B., Giangrande, P., Galea, M., Zanchetta, P., & Wheeler, P. (2017). Integrated motor drive design for weight optimization. In 2017 IEEE Energy Conversion Congress and Exposition (ECCE) (816-823). https://doi.org/10.1109/ECCE.2017.8095869

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.

Geometry optimization and characterization of three-phase medium frequency transformer for 10kVA isolated DC-DC converter (2017)
Conference Proceeding
Lee, Y., Vakil, G., Watson, A. J., & Wheeler, P. (2017). Geometry optimization and characterization of three-phase medium frequency transformer for 10kVA isolated DC-DC converter. In 2017 IEEE Energy Conversion Congress and Exposition (ECCE) (511-518). https://doi.org/10.1109/ECCE.2017.8095826

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 considerations for a high-power dual active bridge DC-DC converter with galvanically isolated transformer (2017)
Conference Proceeding
Lee, Y., Watson, A. J., Vakil, G., & Wheeler, P. (2017). Design considerations for a high-power dual active bridge DC-DC converter with galvanically isolated transformer. In 2017 IEEE Energy Conversion Congress and Exposition (ECCE) (4531-4537). https://doi.org/10.1109/ECCE.2017.8096777

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.

Design recommendations for energy systems: a UK energy community study (2017)
Conference Proceeding
Panagiotou, K., Klumpner, C., Sumner, M., & Wheeler, P. (in press). Design recommendations for energy systems: a UK energy community study.

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.

A review of predictive control techniques for matrix converter applications (2017)
Conference Proceeding
Rivera, M., Wheeler, P., Rodriguez, J., & Wu, B. (2017). A review of predictive control techniques for matrix converter applications.

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)
Conference Proceeding
Di, Z., Rivera, M., Dan, H., Tarisciotti, L., Zhang, K., Xu, D., & Wheeler, P. (2017). Modulated model predictive current control of an indirect matrix converter with active damping.

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)
Conference Proceeding
Rivera, M., Nasir, U., Tarisciotti, L., & Wheeler, P. (2017). Indirect model predictive current control techniques for a direct matrix converter.

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)
Conference Proceeding
Rivera, M., Di, Z., Zhang, J., & Wheeler, P. (2017). Indirect predictive control strategy with mitigation of input filter resonances for a direct matrix converter.

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)
Conference Proceeding
Rivera, M., Toleda, S., Tariscotti, L., Wheeler, P., & Verne, S. (in press). Indirect predictive control techniques for a matrix converter operating at fixed switching frequency.

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 modulated model predictive control scheme for the brushless doubly-fed induction machine (2017)
Conference Proceeding
Li, X., Peng, T., Dan, H., Zhang, G., Tang, W., & Wheeler, P. (2017). A modulated model predictive control scheme for the brushless doubly-fed induction machine. In 2017 IEEE Energy Conversion Congress and Exposition (ECCE) (1338-1342). https://doi.org/10.1109/ECCE.2017.8095945

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)
Conference Proceeding
Zhang, J., Empringham, L., De Lillo, L., Dan, H., & Wheeler, P. (2017). Matrix converter open circuit fault diagnosis with asymmetric one zero SVM.

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.

Integrated design of motor drives using random heuristic optimization for aerospace applications (2017)
Conference Proceeding
Cheong, B., Giangrande, P., Galea, M., Zanchetta, P., & Wheeler, P. (2017). Integrated design of motor drives using random heuristic optimization for aerospace applications.

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.

Ultracapacitor storage enabled global MPPT for photovoltaic central inverters (2017)
Conference Proceeding
Muller, N., Renaudineau, H., Kouro, S., & Wheeler, P. (2017). Ultracapacitor storage enabled global MPPT for photovoltaic central inverters. In 2017 IEEE 26th International Symposium on Industrial Electronics (ISIE) (1046-1051). https://doi.org/10.1109/ISIE.2017.8001390

In most large-scale grid-tied photovoltaic (PV) plants, central inverter configurations are used, mainly due to higher converter efficiency and lower cost per kW. However, compared to other configurations, its Maximum Power Point Tracking (MPPT) effi... Read More about Ultracapacitor storage enabled global MPPT for photovoltaic central inverters.

Quasi Z-source NPC inverter for PV application (2017)
Conference Proceeding
Effah, F. B., Wheeler, P., Watson, A. J., & Clare, J. C. (2017). Quasi Z-source NPC inverter for PV application. In Proceedings of 2017 IEEE PES PowerAfrica (153-158). https://doi.org/10.1109/PowerAfrica.2017.7991215

This paper presents the operating principles and modified space vector modulation strategy for a three-phase quasi Z-source neutral point clamped inverter for solar photovoltaic applications. This topology combines the advantages of the neutral point... Read More about Quasi Z-source NPC inverter for PV application.