All Outputs (77)

Sensorless speed control of five-phase PMSM drives with low current distortion (2017)
Journal Article

This paper introduces a design for a sensorless control of a five-phase PMSM drive working at low and zero speeds with low current distortion. The rotor position is obtained through tracking the saturation saliency by measuring the dynamic currents r... Read More about Sensorless speed control of five-phase PMSM drives with low current distortion.

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.

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.

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.

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.

Wide Input-Voltage Range Boost Three-Level DC–DC Converter With Quasi-Z Source for Fuel Cell Vehicles (2016)
Journal Article

© 1986-2012 IEEE. To solve the problem of the mismatched voltage levels between the dynamic lower voltage of the fuel cell stack and the required constant higher voltage (400 V) of the dc-link bus of the inverter for fuel cell vehicles, a boost three... Read More about Wide Input-Voltage Range Boost Three-Level DC–DC Converter With Quasi-Z Source for Fuel Cell Vehicles.

An islanding detection method for multi-DG systems based on high-frequency impedance estimation (2016)
Journal Article

Active islanding detection methods are generally employed for grid-connected inverter-based Distributed Generation (DG). However, there might be mutual influences and power quality issues caused by the disturbance signal when multiple inverters are i... Read More about An islanding detection method for multi-DG systems based on high-frequency impedance estimation.

High frequency impedance based fault location in distribution system with DGs (2016)
Journal Article

Distributed Generations (DGs) with power electronic devices and their control loops will cause distortion to the fault currents and result in errors for power frequency measurement based fault locations. This might jeopardize the distribution system... Read More about High frequency impedance based fault location in distribution system with DGs.

Evaluation of saliency tracking as an alternative for health monitoring in PMSM-drives under nonstationary conditions (2016)
Journal Article

This paper evaluates the capability of saliency tracking to assess the health condition of permanent magnet synchronous motor (PMSM) drives operating under nonstationary conditions. The evaluated scheme is based on saliency tracking methods, which ar... Read More about Evaluation of saliency tracking as an alternative for health monitoring in PMSM-drives under nonstationary conditions.

A method for the suppression of fluctuations in the neutral-point potential of a three-level NPC inverter with a capacitor-voltage loop (2016)
Journal Article

This paper investigates the problem of fluctuation of the neutral-point potential (NPP) in a three-level NPC inverter with a capacitor-voltage loop. The phase pulse width duty cycle disturbance PWM method is proposed to suppress the NPP fluctuation e... Read More about A method for the suppression of fluctuations in the neutral-point potential of a three-level NPC inverter with a capacitor-voltage loop.

Condition monitoring approach for permanent magnet synchronous motor drives based on the INFORM method (2016)
Journal Article

This paper proposes a monitoring scheme based on saliency tracking to assess the health condition of PMSM drives operating under non stationary conditions. The evaluated scheme is based on the INFORM methodology, which is associated to the accurate s... Read More about Condition monitoring approach for permanent magnet synchronous motor drives based on the INFORM method.

Real-time deterministic power flow control through dispatch of distributed energy resources (2015)
Journal Article

Integration of intermittent renewable resources and mass electrification of heat and transport into the existing electricity network, with limited network asset reinforcement requires incorporation of intelligence in form of active management of flex... Read More about Real-time deterministic power flow control through dispatch of distributed energy resources.

On the energy demands of small appliances in homes (2015)
Journal Article

Understanding the use of electrical appliances in households is crucial for improving the accuracy of electricity and energy loads forecasts. In particular, bottom-up techniques provide a powerful tool, not only for predicting demands considering soc... Read More about On the energy demands of small appliances in homes.

Marine power distribution system fault location using a portable injection unit (2014)
Journal Article

A portable injection unit for Active Impedance Estimation (AIE) is built and tested in a DC zonal marine power distribution system to provide useful information for system protection and restoration. The portable unit generates current “spikes” and i... Read More about Marine power distribution system fault location using a portable injection unit.

Real time parameter estimation for power quality control and intelligent protection of grid-connected power electronic converters (2014)
Journal Article

This paper presents a method to identify power system impedance in real-time using signals obtained from grid- connected power electronic converters. The proposed impedance estimation has potential applications in renewable/distributed energy systems... Read More about Real time parameter estimation for power quality control and intelligent protection of grid-connected power electronic converters.

Advanced DC zonal marine power system protection (2014)
Journal Article

A new Active Impedance Estimation (AIE) based protection strategy which is suitable for utilization in a DC zonal marine power distribution system is presented. This method uses two triangular current "spikes" injections for system impedance estimati... Read More about Advanced DC zonal marine power system protection.

Mathematical analysis of the equivalent impedance at the harmonic frequency for the proposed aircraft power system (2013)
Journal Article

The proposals for the `More Electric Aircraft' place a significant, increased demand on the electrical power distribution system. To increase safety and reduce aircraft maintenance times on the ground, there is a greater need to quickly identify and... Read More about Mathematical analysis of the equivalent impedance at the harmonic frequency for the proposed aircraft power system.