All Outputs (42)

The Alternate Arm Converter (AAC) - "short-overlap" mode operation - analysis and design parameter selection (2017)
Journal Article

This paper presents converter operation principles and theoretical analyses for “short-overlap” mode operation of the Alternate Arm Converter (AAC), which is a type of modular multilevel Voltage Source Converter (VSC) that has been proposed for HVDC... Read More about The Alternate Arm Converter (AAC) - "short-overlap" mode operation - analysis and design parameter selection.

Ultracapacitor storage enabled global MPPT for photovoltaic central inverters (2017)
Conference Proceeding

In most large-scale grid-tied photovoltaic (PV) plants, central inverter configurations are used, mainly due to higher converter efficiency and lower cost per kW. However, compared to other configurations, its Maximum Power Point Tracking (MPPT) effi... Read More about Ultracapacitor storage enabled global MPPT for photovoltaic central inverters.

Control of wind energy conversion systems based on the Modular Multilevel Matrix converter (2017)
Journal Article

The nominal power of single Wind Energy Conversion Systems (WECS) has been steadily growing, reaching power ratings close to 10MW. In the power conversion stage, medium-voltage power converters are replacing the conventional low-voltage back-to-back... Read More about Control of wind energy conversion systems based on the Modular Multilevel Matrix converter.

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.

A finite control set model predictive control method for matrix converter with zero common-mode voltage (2017)
Journal Article

In this paper a finite control set model predictive control method is presented that eliminates the common-mode voltage at the output of a matrix converter. In the predictive control process only the rotating vectors are selected to generate the outp... Read More about A finite control set model predictive control method for matrix converter with zero common-mode voltage.

Transistor clamped five level inverter using non-inverting double reference single carrier PWM technique for photovoltaic applications (2017)
Conference Proceeding

This treatise deals with Transistor Clamped Five Level Inverter using Non-Inverting Double Reference Single Carrier PWM (NIDRSC PWM) Technique. Conventional or two level inverter have drawbacks like: i) Requirement of fast switching devices, ii) Very... Read More about Transistor clamped five level inverter using non-inverting double reference single carrier PWM technique for photovoltaic applications.

A single-phase bidirectional AC/DC converter for V2G applications (2017)
Journal Article

This paper presents a single-phase bidirectional current-source AC/DC converter for vehicle to grid (V2G) applications. The presented converter consists of a line frequency commutated unfolding bridge and an interleaved buck-boost stage. The low semi... Read More about A single-phase bidirectional AC/DC converter for V2G applications.

Design optimization of integrated rotor-less inductors for high-speed AC drive applications (2017)
Conference Proceeding

Discrete sub-system due to passive elements in motor drive require functional and structural integration to make efficient and power dense overall system. Such power dense system is the prerequisite in aerospace and marine applications. This paper pr... Read More about Design optimization of integrated rotor-less inductors for high-speed AC drive applications.

Control Design and Voltage Stability Analysis of a Droop-Controlled Electrical Power System for More Electric Aircraft (2017)
Journal Article

This paper focuses on the analysis of a single DC bus multi-generator Electrical Power System (EPS) for future More Electric Aircrafts (MEA). Within such a single bus paradigm, the paper proposes a detailed control design procedure and provides a sta... Read More about Control Design and Voltage Stability Analysis of a Droop-Controlled Electrical Power System for More Electric Aircraft.

A novel multi-modular series HVDC tap (2017)
Conference Proceeding

Tapping energy from a HVDC transmission line to serve small remote communities has been considered by researchers and HVDC manufacturers since the 1960s. Many HVDC taps proposed consider the performance of diodes, Thyristors and GTOs and the utilizat... Read More about A novel multi-modular series HVDC tap.

Preselection algorithm based on predictive control for direct matrix converter (2017)
Journal Article

This paper presents an enhanced predictive control strategy to reduce the calculation effort for direct matrix converters. The main idea is to preselect the switching states to decrease the calculation effort during each sample period. The proposed p... Read More about Preselection algorithm based on predictive control for direct matrix converter.

DC-Link Capacitor Second Carrier Band Switching Harmonic Current Reduction in Two-Level Back-to-Back Converters (2017)
Journal Article

© 1986-2012 IEEE. This paper proposes an active switching harmonic current reduction method within the dc-link capacitor of two-level, three-phase, back-to-back converters. This method is based on the derived analytical solution for switching harmoni... Read More about DC-Link Capacitor Second Carrier Band Switching Harmonic Current Reduction in Two-Level Back-to-Back Converters.

Design optimization of integrated rotational inductor for high-speed AC drive applications (2017)
Conference Proceeding

In order to make an efficient and power dense overall system, a close physical and functional integration of passive components is required instead of having a separate sub¬system for passives. Such power dense system is vital in aerospace and marine... Read More about Design optimization of integrated rotational inductor for high-speed AC drive applications.

Thermal Design of Linear Induction and Synchronous Motors for Electromagnetic Launch of Civil Aircraft (2017)
Journal Article

The engine size of modern passenger transport aircraft is principally determined by take-off conditions, since initial acceleration requires maximum engine power. An elec¬tromagnetic launch (EML) system could provide some or all of the energy require... Read More about Thermal Design of Linear Induction and Synchronous Motors for Electromagnetic Launch of Civil Aircraft.

Error-voltage-based open-switch fault diagnosis strategy for matrix converters with model predictive control method (2017)
Journal Article

This paper proposes an error-voltage based open-switch fault diagnosis strategy for matrix converter (MC). A finite control set model predictive control (FCS-MPC) method is used to operate the MC. The MC system performances under normal operation and... Read More about Error-voltage-based open-switch fault diagnosis strategy for matrix converters with model predictive control method.

Semiconductor devices in solid-state/hybrid circuit breakers: current status and future trends (2017)
Journal Article

Circuit breakers (CBs) are the main protection devices for both alternating current (AC) and direct current (DC) power systems, ranging from tens of watts up to megawatts. This paper reviews the current status for solid-state circuit breakers (SSCBs)... Read More about Semiconductor devices in solid-state/hybrid circuit breakers: current status and future trends.

A branch current reallocation based energy balancing strategy for the modular multilevel matrix converter operating around equal frequency (2017)
Journal Article

Modular multilevel matrix converter (M3C) is a promising topology for medium-voltage high-power applications. Due to the modular structure, it features easy scalability, high quality output waveforms and superior fault tolerance. However, M3C suffers... Read More about A branch current reallocation based energy balancing strategy for the modular multilevel matrix converter operating around equal frequency.

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.

Mitigating the effect of series capacitance unbalance on the voltage reduction capability of an auxiliary CSI used as switching ripple active filter (2017)
Conference Proceeding

The use of series connected capacitors for high voltage applications has been proven to be beneficial for voltage stress reduction across power semiconductors. In a 3-phase grid any asymmetry in the value of the series capacitance may lead to signifi... Read More about Mitigating the effect of series capacitance unbalance on the voltage reduction capability of an auxiliary CSI used as switching ripple active filter.

Reducing weight and fuel consumption of civil aircraft by electromagnetic launch (2017)
Conference Proceeding

Electromagnetic launch systems have been proposed for military applications to accelerate jet planes on aircraft carriers. This paper proposes the implementation of similar technology to aid civil aircraft take-off, which can provide significant econ... Read More about Reducing weight and fuel consumption of civil aircraft by electromagnetic launch.