All Outputs (198)

An enhanced dq-based vector control system for modular multilevel converters feeding variable speed drives (2016)
Journal Article

Modular multilevel converters (M2C) are considered an attractive solution for high power drive applications. However, energy balancing within the converter is complex to achieve, particularly when the machine is operating at low rotational speeds. In... Read More about An enhanced dq-based vector control system for modular multilevel converters feeding variable speed drives.

X-Y converter family: A new breed of buck boost converter for high step-up renewable energy applications (2016)
Conference Proceeding

A new breed of a buck boost converter, named as the XY converter family is proposed in this article. In the XY family, 16 topologies are presented which are highly suitable for renewable energy applications which require a high ratio of DC-DC convert... Read More about X-Y converter family: A new breed of buck boost converter for high step-up renewable energy applications.

Anti-confocal assessment of middle ear inflammation (2016)
Journal Article

To improve the diagnostic prediction of recurrence of otitis media with effusion after surgery, an anti-confocal system combined with spectroscopic measurements is proposed to reject unwanted signals from the eardrum and assess the blood content. The... Read More about Anti-confocal assessment of middle ear inflammation.

Hybrid active damping of LCL-filtered grid connected converter (2016)
Conference Proceeding

A method for hybrid active damping in power converters connected to a weak grid using an LCL filter is proposed. It uses feedback of the grid current and capacitor voltage and is derived as an equivalent to the capacitor current feedback active dampi... Read More about Hybrid active damping of LCL-filtered grid connected converter.

Energy storage system for global maximum power point tracking on central inverter PV plants (2016)
Conference Proceeding

Central inverters are the most common configuration for large-scale photovoltaic systems. Under partial shading or any non¬uniform conditions on the photovoltaic plant, several power maxima may arise. Conventional perturb and observe and other classi... Read More about Energy storage system for global maximum power point tracking on central inverter PV plants.

History and recent advancements of electric propulsion and integrated electrical power systems for commercial & naval vessels (2016)
Conference Proceeding

Due to developments in power electronics, electric machines, energy storage and control, electric propulsion and integrated electrical power systems have become major trends for commercial and naval vessels. This is mainly due to the fact that the us... Read More about History and recent advancements of electric propulsion and integrated electrical power systems for commercial & naval vessels.

A modelling and simulation of a sensorless control of five-phase PMSM drives using multi-dimension space vector modulation (2016)
Journal Article

This paper introduces a new method to track the saturation saliency for position measurement of a five-phase PMSM motor fed by a five-phase inverter through measuring the dynamic current response of the motor line currents due to the IGBT switching a... Read More about A modelling and simulation of a sensorless control of five-phase PMSM drives using multi-dimension space vector modulation.

Multistress characterization of fault mechanisms in aerospace electric actuators (2016)
Journal Article

The concept behind the More Electric Aircraft (MEA) is the progressive electrification of on-board actuators and services. It is a way to reduce or eliminate the dependence on hydraulic, mechanical and the bleed air/pneumatic systems and pursue effic... Read More about Multistress characterization of fault mechanisms in aerospace electric actuators.

Analytical modelling approach for switched reluctance machines with deep saturation (2016)
Conference Proceeding

This paper presents an analytical modelling approach for Switched Reluctance Machines (SRMs) with a wide saturation range. There are many existing analytical modelling approaches in literature that give good accuracy, however most do not consider mod... Read More about Analytical modelling approach for switched reluctance machines with deep saturation.

Prototype for multidisciplinary research in the context of the Internet of Things (2016)
Journal Article

The Internet of Things (IoT) poses important challenges requiring multidisciplinary solutions that take into account the potential mutual effects and interactions among the different dimensions of future IoT systems. A suitable platform is required f... Read More about Prototype for multidisciplinary research in the context of the Internet of Things.

A novel five-level optimized carrier multilevel PWM quad-inverter six-phase AC drive (2016)
Conference Proceeding

A novel single carrier pulse-width modulation (PWM) for a new quad-inverter configuration for multilevel six-phase asymmetrical open-winding ac converter is proposed in this article. Modularity of the circuit consist of four standard two-level voltag... Read More about A novel five-level optimized carrier multilevel PWM quad-inverter six-phase AC drive.

Experimental evaluation of a CPT-based 4-leg active power compensator For distributed generation (2016)
Journal Article

Four-wire microgrids (MGs) and distribution systems are inherently unbalanced with the presence of negative and zero sequence components in voltages and currents. In small autonomous systems, the imbalance, in addition to the harmonic distortion prod... Read More about Experimental evaluation of a CPT-based 4-leg active power compensator For distributed generation.

Performance benchmark of Si IGBTs vs. SiC MOSFETs in small-scale wind energy conversion systems (2016)
Conference Proceeding

Modern power electronics devices based on SiC power MOSFETs technology become more demanding in the last few years. They show better performance over Si-IGBTs on renewable energy power conversion systems due to their higher switching frequency, highe... Read More about Performance benchmark of Si IGBTs vs. SiC MOSFETs in small-scale wind energy conversion systems.

High Ratio Bidirectional DC-DC Converter with a Synchronous Rectification H-Bridge for Hybrid Energy Sources Electric Vehicles (2016)
Journal Article

In order to match the voltages between high voltage battery stacks and low voltage super-capacitors with a high conversion efficiency in hybrid energy sources electric vehicles (HESEVs), a high ratio bidirectional DC-DC converter with a synchronous r... Read More about High Ratio Bidirectional DC-DC Converter with a Synchronous Rectification H-Bridge for Hybrid Energy Sources Electric Vehicles.

A generalised model of electrical energy demand from small household appliances (2016)
Journal Article

Accurate forecasting of residential energy loads is highly influenced by the use of electrical appliances, which not only affect electrical energy use but also internal heat gains, which in turn affects thermal energy use. It is therefore important t... Read More about A generalised model of electrical energy demand from small household appliances.

Analysis of conducted emissions from an Electric Nacelle Anti-Ice power control system (2016)
Conference Proceeding

In this paper a high frequency model of the Electrical Nacelle Anti-Ice (ENAI) system is described for a typical aircraft application. The ENAI system, usually modelled only at the normal operating frequency, is modified in order to include a detaile... Read More about Analysis of conducted emissions from an Electric Nacelle Anti-Ice power control system.

Design optimization of a high-power transformer for three-phase dual active bridge DC-DC converter for MVDC grids (2016)
Conference Proceeding

High-power DC-DC converter will be one of the essential technologies for the future DC grids. Especially, a three-phase dual-active bridge DC-DC (3DAB) Converter is highly suitable for high-power DC systems. Key component within this converter is the... Read More about Design optimization of a high-power transformer for three-phase dual active bridge DC-DC converter for MVDC grids.

A variable frequency angle-based repetitive control for torque ripple reduction in PMSMs (2016)
Conference Proceeding

This paper presents a novel method for torque ripple reduction in PMSM drives at variable speed, using a combination of angle-based repetitive control and deadbeat current control. Based on the internal model principle, repetitive control is capable... Read More about A variable frequency angle-based repetitive control for torque ripple reduction in PMSMs.

Flux weakening control of Permanent Magnet Machine based aircraft electric starter-generator (2016)
Conference Proceeding

This paper presents control analysis and design for an aircraft electric starter-generator system based on a Permanent Magnet Machine (PMM) operated in Flux-Weakening mode (FW). The focus is on detailed stability analysis which helped to discover an... Read More about Flux weakening control of Permanent Magnet Machine based aircraft electric starter-generator.

Lifetime consumption and degradation analysis of the winding insulation of electrical machines (2016)
Conference Proceeding

In this paper, a novel multi-stress model which estimates the lifetime of the winding insulation relative to its duty cycle is proposed and investigated. With an adequate implementation of this model, then an electrical machine can be designed not on... Read More about Lifetime consumption and degradation analysis of the winding insulation of electrical machines.