All Outputs (58)

Three-Phase AC-DC Converters with Passive, Active and Hybrid Current Injection Circuits - Part II (2018)
Conference Proceeding
Rivera, M., Faundez, D., Kolar, J., Wheeler, P., & Riveros, J. A. (2018). Three-Phase AC-DC Converters with Passive, Active and Hybrid Current Injection Circuits - Part II. In 2018 IEEE Biennial Congress of Argentina (ARGENCON) (1-5). https://doi.org/10.1109/ARGENCON.2018.8646106

© 2018 IEEE. AC-DC Three-phase converters are highly well known for having enhanced power quality with unity displacement power factor, low total harmonic pollution on the AC side, and controllable DC output with unidirectional or bidirectional power... Read More about Three-Phase AC-DC Converters with Passive, Active and Hybrid Current Injection Circuits - Part II.

A New Ground Power Unit (GPU) Supply for Aircraft Applications (2018)
Conference Proceeding
Rivera, M., Faundez, D., Kolar, J., Wheeler, P., Besoain, F., & Riveros, J. A. (2018). A New Ground Power Unit (GPU) Supply for Aircraft Applications. In 2018 IEEE Biennial Congress of Argentina (ARGENCON) (1-6). https://doi.org/10.1109/ARGENCON.2018.8646311

Nowadays, electrical energy is the alternative to supply aircraft systems. In this paper a new converter for ground power units supply in aircraft applications is proposed. The topology consists of a rectifier with an active current injection circuit... Read More about A New Ground Power Unit (GPU) Supply for Aircraft Applications.

Current fed multipulse rectifier approach for unidirectional HVDC and MVDC applications (2018)
Journal Article
Lambert, G., Vieira Soares, M., Wheeler, P., Lobo Heldwein, M., & Romulo de Novaes, Y. (in press). Current fed multipulse rectifier approach for unidirectional HVDC and MVDC applications. IEEE Transactions on Power Electronics, https://doi.org/10.1109/TPEL.2018.2849927

Even though multipulse rectifiers are a long established and well-known technology, still their behavior is not fully described in the literature when they are fed by three-phase balanced sinusoidal currents sources. To address the aforementioned gap... Read More about Current fed multipulse rectifier approach for unidirectional HVDC and MVDC applications.

Control of modular multilevel cascade converters for offshore wind energy generation and transmission (2018)
Conference Proceeding
Diaz, M., Rojas, F., Donoso, F., Cardenas, R., Espinoza, M., Mora, A., & Wheeler, P. (2018). Control of modular multilevel cascade converters for offshore wind energy generation and transmission. In 2018 Thirteenth International Conference on Ecological Vehicles and Renewable Energies (EVER) (1-10). https://doi.org/10.1109/EVER.2018.8362406

The trend of multimegawatt (Multi-MW) wind turbines, especially for offshore installations, has positioned Modular Multilevel Cascade Converters (MMCCs) as a promising solution for Wind Energy Conversion Systems (WECSs). Additionally, High Voltage Di... Read More about Control of modular multilevel cascade converters for offshore wind energy generation and transmission.

A Modified Neutral Point Balancing Space Vector Modulation for Three-Level Neutral Point Clamped Converters in High-Speed Drives (2018)
Journal Article
Li, C., Yang, T., Kulsangcharoen, P., Lo Calzo, G., Bozhko, S., Gerada, C., & Wheeler, P. (2018). A Modified Neutral Point Balancing Space Vector Modulation for Three-Level Neutral Point Clamped Converters in High-Speed Drives. IEEE Transactions on Industrial Electronics, 66(2), 910-921. https://doi.org/10.1109/TIE.2018.2835372

© 2018 IEEE. This paper describes a high-performance neutral point voltage balancing technique for a neutral point clamped (NPC) converter. Conventional neutral point voltage balancing methods do not function well under low power factor, low pulse ra... Read More about A Modified Neutral Point Balancing Space Vector Modulation for Three-Level Neutral Point Clamped Converters in High-Speed Drives.

Vector control strategies to enable equal frequency operation of the modular multilevel matrix converter (2018)
Conference Proceeding
Diaz, M., Espinoza, M., Rojas, F., Wheeler, P., & Cardenas, R. (2018). Vector control strategies to enable equal frequency operation of the modular multilevel matrix converter.

The Modular Multilevel Matrix Converter (M3C) is an ac-to-ac converter suitable for high-power applications. The control of this converter is complex, mainly when the frequencies of the ac systems connected to the ports of the converter are close or... Read More about Vector control strategies to enable equal frequency operation of the modular multilevel matrix converter.

New modulation scheme for bidirectional quasi z-source modular multilevel converters (2018)
Conference Proceeding
Khera, F., Klumpner, C., & Wheeler, P. (2018). New modulation scheme for bidirectional quasi z-source modular multilevel converters.

This paper proposes a dedicated modulation scheme for a bidirectional quasi Z-source modular multilevel converter (BqZS-MMC). The operation principle and a suitable PWM method are proposed. The relation between the modulation index and shoot-through... Read More about New modulation scheme for bidirectional quasi z-source modular multilevel converters.

An advanced modulation scheme emphasising neutral point ripple suppression using predictive control for three-level NPC converters in aircraft electric starter generator applications (2018)
Conference Proceeding
Li, C., Yang, T., Lo Calzo, G., Bozhko, S., Gerada, C., & Wheeler, P. (2018). An advanced modulation scheme emphasising neutral point ripple suppression using predictive control for three-level NPC converters in aircraft electric starter generator applications.

Electrical starter/generator (ESG) system is one of the key innovations of more-electric aircraft initiative. The ESG cranks the engine and accelerates it up to self-sustained speed using electric energy (starter mode) and then runs as a generator to... Read More about An advanced modulation scheme emphasising neutral point ripple suppression using predictive control for three-level NPC converters in aircraft electric starter generator applications.

Flux control modulation for the dual active bridge DC/DC converter (2018)
Presentation / Conference
Fritz, N., Rashed, M., Bozhko, S., Cuomo, F., & Wheeler, P. (2018, April). Flux control modulation for the dual active bridge DC/DC converter. Paper presented at 9th International Conference on Power Electronics, Machines and Drives (PEMD 2018)

This paper introduces a novel modulation technique for the single phase Dual Active Bridge (DAB) in which the switching frequency and transformer flux are modulated to achieve improved power transfer characteristics and reduced converter losses. By a... Read More about Flux control modulation for the dual active bridge DC/DC converter.

Analytical modelling and power density optimisation of a single phase dual active bridge for aircraft application (2018)
Conference Proceeding
Fritz, N., Rashed, M., Bozhko, S., Cuomo, F., & Wheeler, P. (2018). Analytical modelling and power density optimisation of a single phase dual active bridge for aircraft application.

A design procedure for the Dual Active Bridge (DAB) converter is presented, which aims to optimized power density and computational effort. When designing a DAB, the selection of circuit design parameters such as switching frequency, leakage inductan... Read More about Analytical modelling and power density optimisation of a single phase dual active bridge for aircraft application.

Model predictive control for Active-Bridge-Active-Clamp (ABAC) converter (2018)
Conference Proceeding
Chen, L., Tarisciotti, L., Costabeber, A., Gottardo, D., Zanchetta, P., & Wheeler, P. (2018). Model predictive control for Active-Bridge-Active-Clamp (ABAC) converter.

The Dual-Active-Bridge is a well-established isolated, bidirectional DC/DC topology suitable for applications where high efficiency, galvanic isolation and large voltage conversion ratios are required. However, in low voltage high power cases, the ou... Read More about Model predictive control for Active-Bridge-Active-Clamp (ABAC) converter.

Operation principles of quasi Z-source modular multilevel converters (2018)
Conference Proceeding
Khera, F. A., Klumpner, C., & Wheeler, P. W. (2018). Operation principles of quasi Z-source modular multilevel converters. In Proceedings 2017 IEEE Southern Power Electronics Conference (SPEC) (1-6). https://doi.org/10.1109/SPEC.2017.8333617

This paper proposes the integration of a quasi Z-source network with a modular multilevel converter (MMC) to provide voltage boost capability. The proposed quasi-Z-source MMC uses two symmetrical networks of inductors and capacitors connected between... Read More about Operation principles of quasi Z-source modular multilevel converters.

Modulated predictive control for indirect matrix converter (2018)
Journal Article
Tarisciotti, L., Lei, J., Formentini, A., Trentin, A., Zanchetta, P., Wheeler, P., & Rivera, M. (in press). Modulated predictive control for indirect matrix converter. IEEE Transactions on Industry Applications, https://doi.org/10.1109/TIA.2017.2699666

Finite State Model Predictive Control (MPC) has been recently applied to several converter topologies as it can provide many advantages over other MPC techniques. The advantages of MPC include fast dynamics, multi-target control capability and relati... Read More about Modulated predictive control for indirect matrix converter.

Design and testing of electromechanical actuator for aerospace applications (2018)
Conference Proceeding
Papini, L., Connor, P., Patel, C., Empringham, L., Gerada, C., & Wheeler, P. (2018). Design and testing of electromechanical actuator for aerospace applications. In 2018 25th International Workshop on Electric Drives: Optimization in Control of Electric Drives (IWED2018) - Proceedings (1-6). https://doi.org/10.1109/IWED.2018.8321392

Electromechanical actuators are gaining interest in the aerospace industry within the More Electrical Aircraft (MEA) architecture. The end-goal of fully electric aircraft includes Electromechanical actuation for flight control systems. The design and... Read More about Design and testing of electromechanical actuator for aerospace applications.

Generic functional modelling of multi-pulse auto-transformer rectifier units for more-electric aircraft applications (2018)
Journal Article
Yang, T., Bozhko, S., Wheeler, P., Wang, S., & Wu, S. (2018). Generic functional modelling of multi-pulse auto-transformer rectifier units for more-electric aircraft applications. Chinese Journal of Aeronautics, 31(5), 883-891. https://doi.org/10.1016/j.cja.2018.03.010

The Auto-Transformer Rectifier Unit (ATRU) is one preferred solution for high-power AC/DC power conversion in aircraft. This is mainly due to its simple structure, high reliability and reduced kVA ratings. Indeed, the ATRU has become a preferred AC/D... Read More about Generic functional modelling of multi-pulse auto-transformer rectifier units for more-electric aircraft applications.

Bidirectional partial power converter interface for energy storage systems to provide peak shaving in grid-tied PV plants (2018)
Conference Proceeding
Muller, N., Kouro, S., Zanchetta, P., & Wheeler, P. (2018). Bidirectional partial power converter interface for energy storage systems to provide peak shaving in grid-tied PV plants.

The ever growing participation of modern renewable resources in electric markets has shaken the paradigm of generation-demand constant match. Most modern renewables add intermittent behaviour and high variability to electric markets, forcing other re... Read More about Bidirectional partial power converter interface for energy storage systems to provide peak shaving in grid-tied PV plants.

A modified modulation scheme for three-level diode-clamped matrix converter under unbalanced input conditions (2018)
Journal Article
Su, M., Zhao, Z., Dan, H., Peng, T., Sun, Y., Che, R., …Wheeler, P. (2018). A modified modulation scheme for three-level diode-clamped matrix converter under unbalanced input conditions. IET Power Electronics, 11(8), https://doi.org/10.1049/iet-pel.2017.0512

The three-level diode-clamped matrix converter topology has outstanding performance under ideal operating conditions. However, input disturbance can influence the waveforms at the output side of the converter due to the direct coupling between the in... Read More about A modified modulation scheme for three-level diode-clamped matrix converter under unbalanced input conditions.

Neural network based maximum power point tracking control with quadratic boost converter for PMSG—wind energy conversion system (2018)
Journal Article
Tiwari, R., Krishnamurthy, K., Neelakandan, R., Padmanaban, S., & Wheeler, P. (2018). Neural network based maximum power point tracking control with quadratic boost converter for PMSG—wind energy conversion system. Electronics, 7(2), Article 20. https://doi.org/10.3390/electronics7020020

This paper proposes an artificial neural network (ANN) based maximum power point tracking (MPPT) control strategy for wind energy conversion system (WECS) implemented with a DC/DC converter. The proposed topology utilizes a radial basis function netw... Read More about Neural network based maximum power point tracking control with quadratic boost converter for PMSG—wind energy conversion system.