All Outputs (574)

Predictive control in matrix converters. Part II, Control strategies, weaknesses and trends (2016)
Presentation / Conference Contribution
Rivera, M., Wheeler, P., & Olloqui, A. Predictive control in matrix converters. Part II, Control strategies, weaknesses and trends. Presented at 2016 IEEE ICIT International Conference on Industrial Technology

The second part of this paper presents an overview of different control strategies and applications for matrix converters (MCs) where predictive control techniques are applied. It will be shown that predictive control is a promising alternative to co... Read More about Predictive control in matrix converters. Part II, Control strategies, weaknesses and trends.

A novel double quad-inverter configuration for multilevel twelve-phase open-winding converter (2016)
Presentation / Conference Contribution
Padmanaban, S., Blaabjerg, F., Wheeler, P., Ojo Olorunfemi, J., & Maroti, P. K. A novel double quad-inverter configuration for multilevel twelve-phase open-winding converter. Presented at 2016 IEEE 6th International Conference on Power Systems (ICPS)

This paper work articulates the novel proposal of double quad-inverter configuration for multilevel twelve-phase open-winding ac converter. Modular power units are developed from reconfigured eight classical three-phase voltage source inverters (VSIs... Read More about A novel double quad-inverter configuration for multilevel twelve-phase open-winding converter.

An analytical modeling and estimating losses of power semiconductors in a three-phase dual active bridge converter for MVDC grids (2016)
Presentation / Conference Contribution
Lee, Y., Vakil, G., Watson, A. J., & Wheeler, P. An analytical modeling and estimating losses of power semiconductors in a three-phase dual active bridge converter for MVDC grids. Presented at IEEE Power and Energy Conference at Illinois

Due to the increasing installation of renewable and decentralized power sources, Medium-voltage dc (MVDC) grids has been considered for an alternative application to medium-voltage ac (MVAC) application. Three-phase dual active bridge DC-DC (3DAB) co... Read More about An analytical modeling and estimating losses of power semiconductors in a three-phase dual active bridge converter for MVDC grids.

Open-end winding induction machine fed by a dual-output indirect matrix converter (2016)
Journal Article
Riedmann, J., Clare, J. C., Wheeler, P., Blasco Giménez, R., Rivera, M., & Pena, R. (2016). Open-end winding induction machine fed by a dual-output indirect matrix converter. IEEE Transactions on Industrial Electronics, 63(7), 4118-4128. https://doi.org/10.1109/TIE.2016.2531020

Open-ended winding induction machines fed from standard two-level Voltage Source Inverters (VSI) provide an attractive arrangement for AC drives. An alternative approach is to use a dual output Indirect Matrix Converter (IMC). It is well known that t... Read More about Open-end winding induction machine fed by a dual-output indirect matrix converter.

A predictive control strategy for a single-phase AC-AC converter (2016)
Presentation / Conference Contribution
Rivera, M., Rojas, S., Wheeler, P., & Rodriguez, J. A predictive control strategy for a single-phase AC-AC converter. Presented at 7th Power Electronics, Drive Systems and Technologies Conference (PEDSTC 2016)

This paper presents a finite control set model predictive current control strategy with a prediction horizon of one sampling time to control the single-phase matrix converter. The proposed current control strategy is based on a prediction calculation... Read More about A predictive control strategy for a single-phase AC-AC converter.

A review of predictive control techniques for matrix converters: part I (2016)
Presentation / Conference Contribution
Rivera, M., Wheeler, P., Olloqui, A., & Khaburi, D. A review of predictive control techniques for matrix converters: part I. Presented at 7th Power Electronics, Drive Systems & Technologies Conference (PEDSTC 2016)

The predictive strategy is a promising alternative to control matrix converters and due to its simplicity and flexibility to include additional aspects in the control, its implementation can be extended to different topologies and industrial applicat... Read More about A review of predictive control techniques for matrix converters: part I.

A review of predictive control techniques for matrix converters: part II (2016)
Presentation / Conference Contribution
Rivera, M., Wheeler, P., Olloqui, A., & Khaburi, D. A review of predictive control techniques for matrix converters: part II. Presented at 7th Power Electronics, Drive Systems and Technologies Conference, PEDSTC 2016

The second part of this paper presents an overview of different control strategies and applications for matrix converters (MCs) where predictive control techniques are applied. It will be shown that predictive control is a promising alternative to co... Read More about A review of predictive control techniques for matrix converters: part II.

Common-mode voltage reduction for matrix converters using all valid switch states (2016)
Journal Article
Guan, Q., Wheeler, P., Guan, Q., & Yang, P. (2016). Common-mode voltage reduction for matrix converters using all valid switch states. IEEE Transactions on Power Electronics, 31(12), 8247-8259. https://doi.org/10.1109/TPEL.2016.2515645

This paper presents a new space vector modulation(SVM) strategy for matrix converters to reduce the common-mode voltage (CMV). The reduction is achieved by using the switch states that connect each input phase to a different output phase, or the swit... Read More about Common-mode voltage reduction for matrix converters using all valid switch states.

Active DC-link capacitor harmonic current reduction in two-level back-to-back converter (2015)
Journal Article
Shen, L., Bozhko, S., Asher, G., Patel, C., & Wheeler, P. (2015). Active DC-link capacitor harmonic current reduction in two-level back-to-back converter. IEEE Transactions on Power Electronics, 31(10), https://doi.org/10.1109/TPEL.2015.2511304

The paper proposes a method of active switching harmonics current reduction in the DC-link capacitor of a two-level, three-phase, back-to-back converter. Based on the derived analytical solution for switching harmonic currents in the DC-link, it is s... Read More about Active DC-link capacitor harmonic current reduction in two-level back-to-back converter.

An improved voltage compensation approach in a droop-controlled DC power system for the more electric aircraft (2015)
Journal Article
Gao, F., Bozhko, S., Asher, G., Wheeler, P., & Patel, C. (2015). An improved voltage compensation approach in a droop-controlled DC power system for the more electric aircraft. IEEE Transactions on Power Electronics, 31(10), https://doi.org/10.1109/TPEL.2015.2510285

This paper proposes an improved voltage regulation method in multi-source based DC electrical power system in the more electric aircraft. The proposed approach, which can be used in terrestrial DC microgrids as well, effectively improves the load sha... Read More about An improved voltage compensation approach in a droop-controlled DC power system for the more electric aircraft.

Modular integration of a matrix converter (2015)
Journal Article
Solomon, A. K., Skuriat, R., Castellazzi, A., & Wheeler, P. (2016). Modular integration of a matrix converter. IEEJ Transactions on Electrical and Electronic Engineering, 11(1), https://doi.org/10.1002/tee.22194

The future development of high-performance power electronics will rely increasingly on system-level integration, where semiconductor devices are co-packaged with other active and passive components (e.g., gate drivers, filter capacitors, and inductor... Read More about Modular integration of a matrix converter.

Electromagnetic launch systems for civil aircraft assisted take-off (2015)
Journal Article
Bertola, L., Cox, T., Wheeler, P., Garvey, S. D., & Morvan, H. (2015). Electromagnetic launch systems for civil aircraft assisted take-off. Archives of Electrical Engineering, 64(4), https://doi.org/10.1515/aee-2015-0039

This paper considers the feasibility of different technologies for an electromagnetic launcher to assist civil aircraft take-off. This method is investigated to reduce the power required from the engines during initial acceleration. Assisted launch h... Read More about Electromagnetic launch systems for civil aircraft assisted take-off.

Wavelet-fuzzy speed indirect field oriented controller for three-phase AC motor drive – Investigation and implementation (2015)
Journal Article
Padmanaban, S., Daya, F. J., Blaabjerg, F., Wheeler, P., Szcześniak, P., Oleschuk, V., & H.Ertas, A. (2016). Wavelet-fuzzy speed indirect field oriented controller for three-phase AC motor drive – Investigation and implementation. Engineering Science and Technology, an International Journal, 19(3), https://doi.org/10.1016/j.jestch.2015.11.007

Three-phase voltage source inverter driven induction motor is used in many medium- and high-power applications. Precision in speed of the motor play vital role, i.e. popular methods of direct/indirect field-oriented control (FOC) are applied. FOC is... Read More about Wavelet-fuzzy speed indirect field oriented controller for three-phase AC motor drive – Investigation and implementation.

Electrical braking in matrix converter for more electric aircraft: bi-directional switch and input power clamp methods (2015)
Journal Article
Munuswamy, I., & Wheeler, P. (2015). Electrical braking in matrix converter for more electric aircraft: bi-directional switch and input power clamp methods. Journal of Low Power Electronics and Applications, 11(4), https://doi.org/10.1166/jolpe.2015.1414

Current aircraft power quality specifications do not allow regeneration onto the power bus. Therefore, the inherent regeneration available from Matrix Converter (MC) is not desirable in More Electric Aircraft (MEA) aerospace applications. In this pap... Read More about Electrical braking in matrix converter for more electric aircraft: bi-directional switch and input power clamp methods.

A hybrid control method to suppress the three time fundamental frequency neutral-point voltage fluctuation in a VIENNA rectifier (2015)
Journal Article
Song, W.-Z., Xing, F.-X., Yang, H., Empringham, L., De Lillo, L., Wheeler, P., Li, J., & Zhong, Y.-R. (2015). A hybrid control method to suppress the three time fundamental frequency neutral-point voltage fluctuation in a VIENNA rectifier. IEEE Journal of Emerging and Selected Topics in Power Electronics, 4(2), https://doi.org/10.1109/JESTPE.2015.2503125

This paper presents a solution to the control of the three times fundamental frequency fluctuation of the neutral-point in a VIENNA rectifier. A hybrid method combining a dynamic adjustment factor with a voltage deviation control of the split DC-link... Read More about A hybrid control method to suppress the three time fundamental frequency neutral-point voltage fluctuation in a VIENNA rectifier.

Investigations in the modelling and control of a medium voltage hybrid inverter system that uses a low voltage /low power rated auxiliary current source inverter (2015)
Journal Article
Papadopoulos, S., Rashed, M., Klumpner, C., & Wheeler, P. (2016). Investigations in the modelling and control of a medium voltage hybrid inverter system that uses a low voltage /low power rated auxiliary current source inverter. IEEE Journal of Emerging and Selected Topics in Power Electronics, 4(1), 126-140. https://doi.org/10.1109/JESTPE.2015.2488631

Hybrid converters consist of a main inverter processing the bulk of the power with poor waveform performance and a fast and versatile auxiliary inverter to correct the distortion. In this paper, the main converter is a medium voltage NPC inverter and... Read More about Investigations in the modelling and control of a medium voltage hybrid inverter system that uses a low voltage /low power rated auxiliary current source inverter.

Short-circuit fault analysis and isolation strategy for matrix converters (2015)
Journal Article
Wang, L.-N., De Lillo, L., Brunson, C., Empringham, L., & Wheeler, P. (in press). Short-circuit fault analysis and isolation strategy for matrix converters. Journal of Central South University of Technology, 22(9), https://doi.org/10.1007/s11771-015-2886-y

The behavior of matrix converter (MC) drive systems under the condition of MC short-circuit faults is comprehensively investigated. Two isolation strategies using semiconductors and high speed fuses (HSFs) for MC short-circuit faults are examined and... Read More about Short-circuit fault analysis and isolation strategy for matrix converters.

Analysis and implementation of power management and control strategy for six-phase multilevel ac drive system in fault condition (2015)
Journal Article
Padmanaban, S., Grandi, G., Blaabjerg, F., Wheeler, P., & Ojo, J. O. (2016). Analysis and implementation of power management and control strategy for six-phase multilevel ac drive system in fault condition. Engineering Science and Technology, an International Journal, 19(1), https://doi.org/10.1016/j.jestch.2015.07.007

This research article exploits the power management algorithm in post-fault conditions for a six-phase (quad) multilevel inverter. The drive circuit consists of four 2-level, three-phase voltage source inverter (VSI) supplying a six-phase open-end wi... Read More about Analysis and implementation of power management and control strategy for six-phase multilevel ac drive system in fault condition.

Robustness analysis and experimental validation of a fault detection and isolation method for the modular multilevel converter (2015)
Journal Article
Shao, S., Watson, A. J., Clare, J. C., & Wheeler, P. (2016). Robustness analysis and experimental validation of a fault detection and isolation method for the modular multilevel converter. IEEE Transactions on Power Electronics, 31(5), 3794-3805. https://doi.org/10.1109/TPEL.2015.2462717

This paper presents a fault detection and isolation (FDI) method for open-circuit faults of power semiconductor devices in a modular multilevel converter (MMC). The proposed FDI method is simple with only one sliding mode observer (SMO) equation and... Read More about Robustness analysis and experimental validation of a fault detection and isolation method for the modular multilevel converter.

Speed Finite Control Set Model Predictive Control of a PMSM fed by Matrix Converter (2015)
Journal Article
Formentini, A., Trentin, A., Marchesoni, M., Zanchetta, P., & Wheeler, P. (2015). Speed Finite Control Set Model Predictive Control of a PMSM fed by Matrix Converter. IEEE Transactions on Industrial Electronics, 62(11), https://doi.org/10.1109/TIE.2015.2442526

This paper presents a new speed Finite Control Set Model Predictive Control (FCS-MPC) algorithm which has been applied to a Permanent Magnet Synchronous Motor (PMSM) driven by a Matrix Converter (MC). This method replaces the classical cascaded contr... Read More about Speed Finite Control Set Model Predictive Control of a PMSM fed by Matrix Converter.