Dr ALAN WATSON's Outputs (76)

Analysis of conducted EMI for dual active bridge DC-DC converter in an electric traction application (2024)
Presentation / Conference Contribution
Adhena, H. H., Watson, A. J., Greedy, S., Moonen, N., & Leferink, F. (2024, June). Analysis of conducted EMI for dual active bridge DC-DC converter in an electric traction application. Presented at 13th International Conference on Power Electronics, Machines and Drives (PEMD 2024), Nottingham, UK

Dual active bridge (DAB) converters are commonly used in power conversion applications with switching devices that operate at high frequencies and high switching speeds. There can be current ringing (oscillation) both in the collector of the switchin... Read More about Analysis of conducted EMI for dual active bridge DC-DC converter in an electric traction application.

Optimized model predictive control with reduced switching states for neutral point clamped converters (2024)
Presentation / Conference Contribution
Kadhum, H. T., Khera, F., Xie, J., Marco, R., Watson, A. J., Zanchetta, P., & Wheeler, P. (2024, June). Optimized model predictive control with reduced switching states for neutral point clamped converters. Presented at 13th International Conference on Power Electronics, Machines and Drives (PEMD 2024), Nottingham, England

The implementation of multilevel converters, particularly the Neutral-Point Clamped (NPC) converter, has risen in modern power electronics owing to its ability to enhance power quality and voltage levels. Model Predictive Control (MPC) has emerged as... Read More about Optimized model predictive control with reduced switching states for neutral point clamped converters.

Model Predictive Control of a Modular Multilevel Converter with Reduced Computational Burden (2024)
Journal Article
Kadhum, H., Watson, A. J., Rivera, M., Zanchetta, P., & Wheeler, P. (2024). Model Predictive Control of a Modular Multilevel Converter with Reduced Computational Burden. Energies, 17(11), Article 2519. https://doi.org/10.3390/en17112519

Recent advances in high-power applications employing voltage source converters have been primarily fuelled by the emergence of the modular multilevel converter (MMC) and its derivatives. Model predictive control (MPC) has emerged as an effective way... Read More about Model Predictive Control of a Modular Multilevel Converter with Reduced Computational Burden.

Low-Order Harmonic Mitigation for Inductive Wireless Power Transfer Using a Three-Phase Meander Coil Topology (2024)
Presentation / Conference Contribution
Briceño, P., Watson, A., Clare, J., Wheeler, P., Venugopal, P., & Soeiro, T. B. (2024, May). Low-Order Harmonic Mitigation for Inductive Wireless Power Transfer Using a Three-Phase Meander Coil Topology. Presented at 2024 IEEE Wireless Power Technology Conference and Expo (WPTCE), Kyoto, Japan

An improvement in the polyphase system for Wireless Power Transfer (WPT) is presented in this article to reduce the impact of the low-order harmonics in the air gap and on the induced voltage at the receiver pad. The proposed solution is studied usin... Read More about Low-Order Harmonic Mitigation for Inductive Wireless Power Transfer Using a Three-Phase Meander Coil Topology.

Design and Analysis of Reconfigurable Resonant Converter with Ultra Wide Output Voltage Range (2024)
Journal Article
Qazi, S., Venugopal, P., Watson, A. J., Wheeler, P., & Soeiro, T. B. (2024). Design and Analysis of Reconfigurable Resonant Converter with Ultra Wide Output Voltage Range. IEEE Transactions on Power Electronics, 39(5), 5750-5763. https://doi.org/10.1109/tpel.2024.3365391

In this article, a reconfigurable isolated dc/dc converter is proposed suitable for a wide output voltage range of 180–1500 V for efficient onshore charging in maritime applications. The proposed circuit concept can also fulfill the requirements of o... Read More about Design and Analysis of Reconfigurable Resonant Converter with Ultra Wide Output Voltage Range.

T-Type Based Cascaded H-bridge Converter Operating as a Split AC Battery and Modified State-of-Charging Hierarchical Balancing Method (2023)
Presentation / Conference Contribution
Eskandari, R., Venugopal, P., Watson, A., Wheeler, P., & Soeiro, T. B. (2023, November). T-Type Based Cascaded H-bridge Converter Operating as a Split AC Battery and Modified State-of-Charging Hierarchical Balancing Method. Presented at COBEP 2023 - 17th Brazilian Power Electronics Conference and SPEC 2023 - 8th IEEE Southern Power Electronics Conference, Proceedings, Florianopolis, Brazil

This work focuses on the so-called split batteries and proposes the T-type cascaded H-bridge circuit, as a suitable candidate for this application. Furthermore, state-of-charge (SoC) balancing between the battery modules is done by a hierarchical alg... Read More about T-Type Based Cascaded H-bridge Converter Operating as a Split AC Battery and Modified State-of-Charging Hierarchical Balancing Method.

Optimizing Wireless Power Transfer Efficiency in Cascaded H-Bridge Converter Through an Auxiliary Resonant Circuit Pole (2023)
Presentation / Conference Contribution
Briceño, P., Watson, A., Clare, J., Wheeler, P., Venugopal, P., & Soeiro, T. B. (2023, October). Optimizing Wireless Power Transfer Efficiency in Cascaded H-Bridge Converter Through an Auxiliary Resonant Circuit Pole. Presented at IECON 2023-49th Annual Conference of the IEEE Industrial Electronics Society, Singapore

The usage of an Auxiliary Resonant Commutated Pole (ARCP) circuit with an 11-level Cascaded H-Bridge (CHB) converter as an option for feeding high-power Wireless Power Transfer (WPT) track-pads in traction applications is proposed in this research. B... Read More about Optimizing Wireless Power Transfer Efficiency in Cascaded H-Bridge Converter Through an Auxiliary Resonant Circuit Pole.

Experimental analysis of mismatch in electro-thermal device parameter within parallel connected SiC MOSFETs: Considerations for multi-chip power module design (2023)
Presentation / Conference Contribution
Fayyaz, A., Li, Y., Evans, P., Watson, A., Wheeler, P., & Gerada, C. (2023, August). Experimental analysis of mismatch in electro-thermal device parameter within parallel connected SiC MOSFETs: Considerations for multi-chip power module design. Presented at WiPDA Asia 2023 - IEEE Workshop on Wide Bandgap Power Devices and Applications in Asia, Hsinchu, Taiwan

This paper aims to investigate the current imbalance within parallel connected common-source configuration of SiC Power MOSFET switches using double pulse transient operation. Mismatches in electro-thermal parameters e.g., threshold voltage (Vth and... Read More about Experimental analysis of mismatch in electro-thermal device parameter within parallel connected SiC MOSFETs: Considerations for multi-chip power module design.

A modified Control Strategy of Neutral-Point Clamped Converter-Fed PMSM Drives with Engergy Storage Systems (2023)
Presentation / Conference Contribution
Xie, J., Suberski, M., Henneberg, D., Petzoldt, J., Li, Y., Watson, A., & De Novaes, Y. R. (2023, September). A modified Control Strategy of Neutral-Point Clamped Converter-Fed PMSM Drives with Engergy Storage Systems. Presented at 2023 25th European Conference on Power Electronics and Applications (EPE'23 ECCE Europe), Aalborg, Denmark

This paper proposes a modified control strategy for three-phase three-level neutral point clamped (NPC) converter-fed Permanent Magnet Synchronous Motor (PMSM) drive in the application of Energy Storage Systems (ESS) using single-carrier modulation.... Read More about A modified Control Strategy of Neutral-Point Clamped Converter-Fed PMSM Drives with Engergy Storage Systems.

Model Predictive Control of Modular Multilevel Converter with High Number of Submodules (2023)
Presentation / Conference Contribution
Kadhum, H., Alan, W., Saleh, B. M., Marco, R., Pericle, Z., & Patrick, W. (2023, September). Model Predictive Control of Modular Multilevel Converter with High Number of Submodules. Presented at 25th European Conference on Power Electronics and Applications, EPE 2023 ECCE Europe, Aalborg, Denmark

This paper proposes a Level Model Predictive Control strategy combined with a pre-processing sorting algorithm to address the processing time issue of predictive control for Modular Multilevel Converters (MMCs) with hundreds of submodules. Five contr... Read More about Model Predictive Control of Modular Multilevel Converter with High Number of Submodules.

A Survey on Multi-Active Bridge DC-DC Converters: Power Flow Decoupling Techniques, Applications, and Challenges (2023)
Journal Article
Koohi, P., Watson, A. J., Clare, J. C., Batista Soeiro, T., & Wheeler, P. W. (2023). A Survey on Multi-Active Bridge DC-DC Converters: Power Flow Decoupling Techniques, Applications, and Challenges. Energies, 16(16), Article 5927. https://doi.org/10.3390/en16165927

Multi-port DC-DC converters are a promising solution for a wide range of applications involving multiple DC sources, storage elements, and loads. Multi-active bridge (MAB) converters have attracted the interest of researchers over the past two decade... Read More about A Survey on Multi-Active Bridge DC-DC Converters: Power Flow Decoupling Techniques, Applications, and Challenges.

An Adaptive and Multifunctional DC-DC Converter for Onshore Ship Charging (2023)
Presentation / Conference Contribution
Qazi, S., Venugopal, P., Rietveld, G., Watson, A. J., Wheeler, P., & Soeiro, T. B. (2023, June). An Adaptive and Multifunctional DC-DC Converter for Onshore Ship Charging. Presented at 2023 IEEE Transportation Electrification Conference and Expo, ITEC 2023, Detroit, MI, USA

Maritime electrification is a critical upgrade to enable sustainable and environmentally friendly shipping. Therefore, in recent years, there has been a significant interest in the development of battery-based boats and ferries. A key element for the... Read More about An Adaptive and Multifunctional DC-DC Converter for Onshore Ship Charging.

Powering Maritime: Challenges and prospects in ship electrification (2023)
Journal Article
Qazi, S., Venugopal, P., Rietveld, G., Soeiro, T. B., Shipurkar, U., Grasman, A., Watson, A. J., & Wheeler, P. (2023). Powering Maritime: Challenges and prospects in ship electrification. IEEE Electrification Magazine, 11(2), 74-87. https://doi.org/10.1109/mele.2023.3264926

The exponential increase in Global greenhouse gas (GHG) emissions and the rapid depletion of fossil fuels over the past few decades have swayed the transportation sector toward becoming more electric. In the last decade, with continuous improvements... Read More about Powering Maritime: Challenges and prospects in ship electrification.

A Class-E-Based Multichannel Auxiliary Power Supply with Individual Hysteresis Control (2023)
Journal Article
Li, Y., Watson, A. J., & Kaya, M. (2023). A Class-E-Based Multichannel Auxiliary Power Supply with Individual Hysteresis Control. IEEE Journal of Emerging and Selected Topics in Power Electronics, 11(3), 3335-3347. https://doi.org/10.1109/jestpe.2023.3264107

A high performance auxiliary power supply (APS) with multiple isolated outputs plays a crucial role in ensuring the effective operation of power converter systems. An isolated resonant current source converter is usually adopted as the APS in medium-... Read More about A Class-E-Based Multichannel Auxiliary Power Supply with Individual Hysteresis Control.

Reinforcement Learning-Based Method to Exploit Vulnerabilities of False Data Injection Attack Detectors in Modular Multilevel Converters (2023)
Journal Article
Burgos-Mellado, C., Zuñiga-Bauerle, C., Muñoz-Carpintero, D., Arias-Esquivel, Y., Càrdenas-Dobson, R., Dragičević, T., Donoso, F., & Watson, A. (2023). Reinforcement Learning-Based Method to Exploit Vulnerabilities of False Data Injection Attack Detectors in Modular Multilevel Converters. IEEE Transactions on Power Electronics, 38(7), 8907-8921. https://doi.org/10.1109/TPEL.2023.3263728

Implementing control schemes for modular multilevel converters (M2Cs) involves both a cyber and a physical level, leading to a cyber-physical system (CPS). At the cyber level, a communication network enables the data exchange between sensors, control... Read More about Reinforcement Learning-Based Method to Exploit Vulnerabilities of False Data Injection Attack Detectors in Modular Multilevel Converters.

A comprehensive review of machine-integrated electric vehicle chargers (2022)
Journal Article
Mustafa, U., Ahmed, R., Watson, A., Wheeler, P., Ahmed, N., & Dahele, P. (2022). A comprehensive review of machine-integrated electric vehicle chargers. Energies, 16(1), Article 129. https://doi.org/10.3390/en16010129

Electric Vehicles are becoming increasingly popular due to their environment friendly operation. As the demand for electric vehicles increases, it has become quite important to explore their charging strategies. Since charging and traction do not nor... Read More about A comprehensive review of machine-integrated electric vehicle chargers.

A Switched mid-point modular multilevel converter for HVDC applications (2022)
Journal Article
Hassan, Z., Watson, A. J., Tardelli, F., & Clare, J. (2023). A Switched mid-point modular multilevel converter for HVDC applications. IEEE Transactions on Power Delivery, 38(3), 1534-1547. https://doi.org/10.1109/tpwrd.2022.3217715

The modular multilevel converter (MMC) has emerged as the industry standard for voltage source converters (VSC) based high voltage direct-current (HVDC) applications since its benefits of scalability, modularity, high efficiency and better output qua... Read More about A Switched mid-point modular multilevel converter for HVDC applications.

A Class E-Based Multichannel Auxiliary Power Supply with Load Independent Zero-Voltage-Switching Operation (2022)
Presentation / Conference Contribution
Li, Y., Watson, A., Kaya, M., & Wheeler, P. (2022, October). A Class E-Based Multichannel Auxiliary Power Supply with Load Independent Zero-Voltage-Switching Operation. Presented at 2022 IEEE Energy Conversion Congress and Exposition (ECCE), Detroit, MI, USA

A high performance auxiliary power supply (APS) plays a crucial role in ensuring the reliability and safety of power converter systems. In this paper, a Class E-based multichannel APS, featured with simple circuit structure, zero-voltage-switching (Z... Read More about A Class E-Based Multichannel Auxiliary Power Supply with Load Independent Zero-Voltage-Switching Operation.

Cyber-attacks in modular multilevel converters (2022)
Journal Article
Burgos-Mellado, C., Donoso, F., Dragicevic, T., Cardenas-Dobson, R., Wheeler, P., Clare, J. C., & Watson, A. J. (2022). Cyber-attacks in modular multilevel converters. IEEE Transactions on Power Electronics, 37(7), 8488-8501. https://doi.org/10.1109/TPEL.2022.3147466

Distributed control of modular multilevel converter (MMC) submodules offers several potential benefits such as flexibility and modularity. In this approach, low-level control tasks, such as capacitor voltage balancing, can be distributed amongst cont... Read More about Cyber-attacks in modular multilevel converters.

FEA Based Transformer Loss Analysis for Dual Active Bridge DC-DC Converter using Triple Phase Shift Modulation (2022)
Journal Article
Akbar, S. M., Hasan, A., Watson, A. J., & Wheeler, P. (2022). FEA Based Transformer Loss Analysis for Dual Active Bridge DC-DC Converter using Triple Phase Shift Modulation. IEEE Journal of Emerging and Selected Topics in Power Electronics, 10(4), 4347-4360. https://doi.org/10.1109/JESTPE.2022.3148355

High frequency transformers are a key component of dual active bridge (DAB) dc-dc converters, providing isolation and voltage scaling. The losses in the transformer should be minimized to improve efficiency and extend lifetime. The existing research... Read More about FEA Based Transformer Loss Analysis for Dual Active Bridge DC-DC Converter using Triple Phase Shift Modulation.