All Outputs (250)

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.

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.

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.

Active Magnetic Bearing system design featuring a predictive current control (2016)
Conference Proceeding

Active Magnetic Bearing (AMB) technology is becoming attractive for several reasons such as high speed operations, high reliability and vibrations exemption. Moreover, AMB can behave as active vibration dampers and provide a real-time control of the... Read More about Active Magnetic Bearing system design featuring a predictive current control.

Matrix converter open circuit behavior analysis (2016)
Conference Proceeding

The matrix converter current recirculating path during an open circuit condition is given in detail with the aim of contributing more expert knowledge to a fault detection system for matrix converter. Simulation results were obtained demonstrating ho... Read More about Matrix converter open circuit behavior analysis.

A branch current reallocation based energy balancing strategy for the modular multilevel matrix converter operating around equal frequency (2016)
Conference Proceeding

The Modular multilevel matrix converter (M3C) is a promising topology for medium-voltage, high-power applications. Due to the modular structure, it is scalable, produces high quality output waveforms and can be fault tolerant. However, the M3C suffer... Read More about A branch current reallocation based energy balancing strategy for the modular multilevel matrix converter operating around equal frequency.

A Venturini based modulation technique for a new isolated AC/AC power converter (2016)
Conference Proceeding

The Future Global Electricity Network is expected to have large integration of renewable generators, and to be widely interconnected. As a consequence, the multi-modular bidirectional AC/AC power conversion architectures will play a major role in imp... Read More about A Venturini based modulation technique for a new isolated AC/AC power converter.

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.

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.

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.

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.

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.

New configurations of power converters for grid interconnection systems (2016)
Conference Proceeding

The increased penetration of renewable energy sources and other distributed energy sources has been seen nowadays. In this scenario power converters play a crucial role by providing the interconnection of these energy sources. This paper presents new... Read More about New configurations of power converters for grid interconnection systems.

A high-power DC-DC converter based dual active bridge for MVDC grids on offshore wind farms (2016)
Conference Proceeding

This paper presents the steady-state analysis of a high power step-up DC-DC converter based three-phase dual active bridge (3DAB) for use as a medium voltage (MV) DC-DC collector of offshore wind farms. An optimization procedure for a high-power medi... Read More about A high-power DC-DC converter based dual active bridge for MVDC grids on offshore wind farms.

The application of the modular multilevel matrix converter in high-power wind turbines (2016)
Conference Proceeding

The trend in wind turbines has shown an ongoing power rating growth, reaching sizes up to 10 MW. Multilevel converters have therefore become a favourable solution for Multi-MW Wind Energy Conversion Systems (WECSs), due to high efficiency, reliabilit... Read More about The application of the modular multilevel matrix converter in high-power wind turbines.

Modelling and control of the modular multilevel matrix converter and its application to wind energy conversion systems (2016)
Conference Proceeding

In the last past years, some countries are enforcing stringent grid codes to regulate the connection of Wind Energy Conversion Systems (WECSs) to the electrical network, mainly because of the high penetration of electric power from this renewable sou... Read More about Modelling and control of the modular multilevel matrix converter and its application to wind energy conversion systems.

Novel integrative options for passive filter inductor in high speed AC drives (2016)
Conference Proceeding

This paper presents novel integration options for passive inductor which include: motor-shaped rotational and motor-shaped rotor-less inductor for high speed motor drive system. The novel options have been designed and their performance is compared w... Read More about Novel integrative options for passive filter inductor in high speed AC drives.

Minimization of electro-mechanical interaction with posicast strategies for more-electric aircraft applications (2016)
Conference Proceeding

This paper studies strategies to minimize the electromechanical interaction (EMI) within aircraft power systems. With the growth of electrical power on-board aircraft, the interaction between the electrical systems and the engine core will become sig... Read More about Minimization of electro-mechanical interaction with posicast strategies for more-electric aircraft applications.

Design study and scaled experiment of induction and synchronous motor for civil application of electromagnetic aircraft launch system (2016)
Conference Proceeding

The engine size of modern passenger transport aircraft is principally determined by take-off conditions, since initial acceleration requires maximum engine power. An Electromagnetic Launch (EML) system could provide some or all of the energy required... Read More about Design study and scaled experiment of induction and synchronous motor for civil application of electromagnetic aircraft launch system.