All Outputs (17)

Silicon Carbide n-IGBTs: Structure Optimization for Ruggedness Enhancement (2024)
Journal Article

In recent years, silicon carbide (SiC) based devices are increasingly replacing their silicon counterparts in power conversion applications due to their performance superiority. SiC insulated-gate bipolar transistors are particularly interesting as t... Read More about Silicon Carbide n-IGBTs: Structure Optimization for Ruggedness Enhancement.

10kV+ Rated SiC n-IGBTs: Novel Collector-Side Design Approach Breaking the Trade-Off between dV/dt and Device Efficiency (2023)
Journal Article

10kV+ rated 4H- Silicon Carbide (SiC) Insulated Gate Bipolar Transistors (IGBTs) have the potential to become the devices of choice in future Medium Voltage (MV) and High Voltage (HV) power converters. However, one significant performance concern of... Read More about 10kV+ Rated SiC n-IGBTs: Novel Collector-Side Design Approach Breaking the Trade-Off between dV/dt and Device Efficiency.

Socio-Economic Benefits in Community Energy Structures (2022)
Journal Article

In this paper, the authors examine how a community energy group in the Meadows area of Nottingham in the UK adopted a model of local energy generation and storage as a means of combatting climate change, improving energy efficiency, enhancing energy... Read More about Socio-Economic Benefits in Community Energy Structures.

Matrix converter open circuit fault behavior analysis and diagnosis with a model predictive control strategy (2018)
Journal Article

A novel fast and reliable open circuit fault diagnosis strategy for a Matrix Converter with a Finite Control Set Model Predictive Control strategy is proposed in this paper. Current sensors are located ahead of the clamp circuit to measure the output... Read More about Matrix converter open circuit fault behavior analysis and diagnosis with a model predictive control strategy.

IEEE ITRW working group position paper: packaging and integration: unlocking the full potential of wide-bandgap devices (2018)
Journal Article

The International Technology Roadmap for Wide-Bandgap Power Semiconductors (ITRW) has four distinct technical working groups, each providing its own perspective on the technology and industrial drivers for the adoption of wide-bandgap (WBG) power sem... Read More about IEEE ITRW working group position paper: packaging and integration: unlocking the full potential of wide-bandgap devices.

Direct predictive current-error vector control for a direct matrix converter (2018)
Journal Article

This paper proposes a novel control strategy for matrix converters which is coined “Direct Predictive Current-error Vector Control”. The proposed control method retains the advantageous features of both a modulation scheme and of a predictive based c... Read More about Direct predictive current-error vector control for a direct matrix converter.

Control of a direct matrix converter with modulated model predictive control (2017)
Journal Article

This paper investigates the use of a model- predic-tive control strategy to control a direct matrix converter. The proposed control method combines the features of the classical Model Predictive Control and the Space Vector Modulation technique into... Read More about Control of a direct matrix converter with modulated model predictive control.

Efficiency evaluation of fully integrated on-board EV battery chargers With nine-phase machines (2016)
Journal Article

A fully integrated on-board battery charger for future electric vehicles (EVs) has been recently introduced. It reutilizes all the propulsion components of an EV in charging/vehicle-to-grid (V2G) modes, it does not require any additional components o... Read More about Efficiency evaluation of fully integrated on-board EV battery chargers With nine-phase machines.

Experimental efficiency comparison between a direct matrix converter and an indirect matrix converter using both Si IGBTs and SiC MOSFETs (2016)
Journal Article

This paper presents an experimental efficiency comparison study between two different direct AC-AC converter topologies: a direct matrix converter (DMC) and an indirect matrix converter (IMC). The evaluation is performed under variable load condition... Read More about Experimental efficiency comparison between a direct matrix converter and an indirect matrix converter using both Si IGBTs and SiC MOSFETs.

A hybrid control method to suppress the three time fundamental frequency neutral-point voltage fluctuation in a VIENNA rectifier (2015)
Journal Article

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.

Short-circuit fault analysis and isolation strategy for matrix converters (2015)
Journal Article

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.

Experimental comparison of a matrix converter using Si IGBT and SiC MOSFETs (2015)
Journal Article

This paper presents an analytical and experimental comparison between comparable Silicon (Si) IGBTs and Silicon Carbide (SiC) MOSFETS when used in a direct AC/AC matrix converter circuit. The switching performance of the two devices is analysed and t... Read More about Experimental comparison of a matrix converter using Si IGBT and SiC MOSFETs.

A four-legs matrix converter ground power unit with repetitive voltage control (2014)
Journal Article

In this paper, a four-leg matrix converter is proposed as the power conversion core for aircraft ground power unit (GPU) applications. This structure allows easy management of unbalanced and nonlinear loads with minimal disruption of the power supply... Read More about A four-legs matrix converter ground power unit with repetitive voltage control.

Open circuit fault detection and diagnosis in matrix converters (2014)
Journal Article

With the increased use of power electronics in aerospace, automotive, industrial, and energy generation sectors, the demand for highly reliable and power dense solutions has increased. Matrix converters become attractive when taking into account dema... Read More about Open circuit fault detection and diagnosis in matrix converters.

Reduction of output common mode voltage using a novel SVM implementation in matrix converters for improved motor lifetime (2014)
Journal Article

This paper presents the study of an alternative Space Vector Modulation (SVM) implementation for Matrix Converters (MC) which reduces the output Common Mode (CM) voltage. The strategy is based on replacing the MC zero vectors by the rotating ones. In... Read More about Reduction of output common mode voltage using a novel SVM implementation in matrix converters for improved motor lifetime.

Design of a high-force-density tubular motor (2014)
Journal Article

This paper deals with the design, construction and experimental verification of a high force density, tubular, linear, permanent magnet motor, driven from a high power density matrix converter for an aerospace application. The work also describes the... Read More about Design of a high-force-density tubular motor.

Design challenges in the use of silicon carbide JFETs in matrix converter applications (2013)
Journal Article

This paper investigates some of the challenges en¬countered during the implementation of a Silicon Carbide JFET matrix converter which has been designed to meet a specific power density of 20kW/litre with forced air cooling. After a brief introductio... Read More about Design challenges in the use of silicon carbide JFETs in matrix converter applications.