All Outputs (30)

T-Type Based Cascaded H-bridge Converter Operating as a Split AC Battery and Modified State-of-Charging Hierarchical Balancing Method (2023)
Conference Proceeding

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)
Conference Proceeding

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)
Conference Proceeding

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)
Conference Proceeding

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)
Conference Proceeding

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.

An Adaptive and Multifunctional DC-DC Converter for Onshore Ship Charging (2023)
Conference Proceeding

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.

A Class E-Based Multichannel Auxiliary Power Supply with Load Independent Zero-Voltage-Switching Operation (2022)
Conference Proceeding

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.

Trapezoidal operation of modular multilevel DC-DC converter for HVDC interconnections (2021)
Conference Proceeding

High Voltage Direct Current (HVDC) grids are becoming a preferred option for the expansion of the traditional electrical networks as a result of their potential economic, technical and environmental benefits. Developing HVDC grids includes the linkin... Read More about Trapezoidal operation of modular multilevel DC-DC converter for HVDC interconnections.

A hybrid chain-link push-pull series connected (H-CL-P2SC) M2C with DC fault blocking capability (2021)
Conference Proceeding

This paper introduces a hybrid chain-link push-pull series connected (H-CL-P2SC) modular multilevel converter for HVDC applications, especially for those considering a connection of off-shore wind farms to the grid. On the ac side, each converter pha... Read More about A hybrid chain-link push-pull series connected (H-CL-P2SC) M2C with DC fault blocking capability.

Zero-Current Switching (ZCS) for a High Step Ratio Modular Multilevel dc-dc Converter with wide voltage range operation (2020)
Conference Proceeding

© 2020 IEEE. The rise of new dc technologies is pushing the development of highly efficient dc-dc converters, especially at high voltage and high step ratio. Modular multilevel converters (MMCs) are an attractive alternative because they can manage m... Read More about Zero-Current Switching (ZCS) for a High Step Ratio Modular Multilevel dc-dc Converter with wide voltage range operation.

Distributed Control Strategy Based on a Consensus Algorithm for the Inter-cell and Inter-cluster Voltage Balancing of a Cascaded H-Bridge Based STATCOM (2020)
Conference Proceeding

© 2020 IEEE. Cascaded H-bridge converters are widely used in the implementation of medium voltage static synchronous compensators (STATCOMs). This is because of the advantages of relatively high-power density and the improved utilisation of low-volta... Read More about Distributed Control Strategy Based on a Consensus Algorithm for the Inter-cell and Inter-cluster Voltage Balancing of a Cascaded H-Bridge Based STATCOM.

A Series Chain-Link Modular Multilevel DC-DC Converter For High Voltage and High Power Applications (2020)
Conference Proceeding

© 2020 IEEE. In high voltage and high-power applications, many modular multilevel DC-DC converter topologies have been proposed for DC voltage scaling applications. In most of those proposed a three phase transformer is required. The construction of... Read More about A Series Chain-Link Modular Multilevel DC-DC Converter For High Voltage and High Power Applications.

Finite Control Set Model Predictive Control of Isolated DC/DC Modular Multilevel Converter (2020)
Conference Proceeding

© 2020 IEEE. Isolated DC/DC modular multilevel converters (MMC) consisting of two MMCs isolated by a transformer are one of the converter topologies being considered used for DC/DC conversion in HVDC transmission. Two level modulation can be used to... Read More about Finite Control Set Model Predictive Control of Isolated DC/DC Modular Multilevel Converter.

Three-Level Indirect Matrix Converter With Series Z-source Networks (2020)
Conference Proceeding

© 2020 IEEE. The concept of series Z-source network has been extended to a conventional indirect matrix converter in previous publications for raising the voltage gain to unity and beyond. In this paper, this idea is adapted and applied to a three-le... Read More about Three-Level Indirect Matrix Converter With Series Z-source Networks.

A Parallel Connected Unfolding Bridge (PCUB) Multilevel Converter for HVDC Applications (2019)
Conference Proceeding

© 2019 IEEE. Hybrid Voltage Source Converters (VSC), that combine the conventional three-level VSCs and Modular Multilevel Chain-Links (CLs), offer a promising solution for future HVDC stations, achieving reduced footprint with respect to the MMC whi... Read More about A Parallel Connected Unfolding Bridge (PCUB) Multilevel Converter for HVDC Applications.

A Nonintrusive IGBT Open-Circuit Fault and Current Sensor Fault Diagnosis Method for Grid-Tied Three-phase Three-Wire Inverter with Two Current Sensors (2019)
Conference Proceeding

© 2019 IEEE. In some cases, only two current sensors are available in three-phase three-wire (3P3W) inverters. This occurs when one of three sensors is faulty, or the inverter is equipped with only two sensors to save cost. There has been no method a... Read More about A Nonintrusive IGBT Open-Circuit Fault and Current Sensor Fault Diagnosis Method for Grid-Tied Three-phase Three-Wire Inverter with Two Current Sensors.

A New Capacitor Voltage Balancing Method for Trapezoidal Operation of Modular Multilevel DC-DC Converters (2019)
Conference Proceeding

© 2019 EPE Association. In this paper, a new submodule (SM) capacitor voltage balancing algorithm is proposed for the trapezoidal operation of a Modular Multilevel DC-DC converter (MMC-DC-DC) for HVDC/MVDC. Trapezoidal wave-shaping leads to SM switch... Read More about A New Capacitor Voltage Balancing Method for Trapezoidal Operation of Modular Multilevel DC-DC Converters.

Geometry optimization and characterization of three-phase medium frequency transformer for 10kVA isolated DC-DC converter (2017)
Conference Proceeding

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

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.

Quasi Z-source NPC inverter for PV application (2017)
Conference Proceeding

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.