All Outputs (77)

Control of 7-phase permanent magnet synchronous motor drive post three failures (2023)
Journal Article

The article is introducing a new control technique for the 7-phase permanent magnet synchronous motor (PMSM) drive to enhance its robustness against the failure of phases 'a' and 'c' in addition to the failure of the encoder occurring simultaneously.... Read More about Control of 7-phase permanent magnet synchronous motor drive post three failures.

Advanced multimodal fusion method for very short-term solar irradiance forecasting using sky images and meteorological data: A gate and transformer mechanism approach (2023)
Journal Article

Cloud dynamics are the main factor influencing the intermittent variability of short-term solar irradiance, and therefore affect the solar farm output. Sky images have been widely used for short-term solar irradiance prediction with encouraging resul... Read More about Advanced multimodal fusion method for very short-term solar irradiance forecasting using sky images and meteorological data: A gate and transformer mechanism approach.

Dynamic Analysis, Stability and Design of Grid Forming Converters With PI-Based Voltage Control in DC and 3-Phase AC Microgrids (2023)
Journal Article

This paper analyzes the dynamic behavior of the voltage control loop based on proportional-integral regulators, commonly used for grid-forming converters in 3-phase AC and DC Microgrids and applications that involve a DC-link voltage control. The pap... Read More about Dynamic Analysis, Stability and Design of Grid Forming Converters With PI-Based Voltage Control in DC and 3-Phase AC Microgrids.

On Spread Spectrum for DC Grids: Low-Frequency Conducted EMI Mitigation and Signal Integrity Disruption in Serial Communication Links (2023)
Journal Article

This article addresses the effects on nearby communication systems when spread spectrum modulation techniques are used for a dc-dc power converter. These interactions can be found in modern smart grids and automotive power networks in which the combi... Read More about On Spread Spectrum for DC Grids: Low-Frequency Conducted EMI Mitigation and Signal Integrity Disruption in Serial Communication Links.

Multi-dimension SVPWM-based sensorless control of 7-phase PMSM drives (2023)
Journal Article

A new control technique for the 7-phase permanent magnet synchronous machine (PMSM) when a failure in the speed sensor is introduced. This will make the whole drive system more robust and at the same time reduce the cost. The speed and the position o... Read More about Multi-dimension SVPWM-based sensorless control of 7-phase PMSM drives.

Distributed predictive secondary control with soft constraints for optimal dispatch in hybrid AC/DC microgrids (2023)
Journal Article

Hybrid AC/DC microgrids (H-MGs) are a prominent solution for integrating distributed generation and modern AC and DC loads. However, controlling these systems is challenging as multiple electrical variables need to be controlled and coordinated. To p... Read More about Distributed predictive secondary control with soft constraints for optimal dispatch in hybrid AC/DC microgrids.

Fundamental PWM Excitation Based Rotor Position Estimation for a Dual Three-Phase Permanent Magnet Synchronous Machine (2022)
Journal Article

Two rotor position estimation methods for a dual three-phase (DTP) permanent magnet synchronous machine (PMSM) are investigated in this paper, where the rotor position is estimated by exploiting the saliency of the motor through the phase current der... Read More about Fundamental PWM Excitation Based Rotor Position Estimation for a Dual Three-Phase Permanent Magnet Synchronous Machine.

Impact of Pseudo-Random Modulation on Measured Conducted EMI (2022)
Journal Article

This paper demonstrates that using conventional frequency scanning methods for the evaluation of conducted electromagnetic interference generated by DC/DC converters can give misleading results when pseudo-random modulation is used as part of the con... Read More about Impact of Pseudo-Random Modulation on Measured Conducted EMI.

Sensorless Control of a PMSM Drive Post an Open Circuit Failure Based on 3D‐SVPWM Technique (2022)
Journal Article

This paper presents a novel technique to maintain the PMSM Drive operation post the failure in one phase and the failure of the speed sensor occur simultaneously. The PMSM motor is driven by a fault-tolerant inverter. The use of the fault-tolerant in... Read More about Sensorless Control of a PMSM Drive Post an Open Circuit Failure Based on 3D‐SVPWM Technique.

Sensorless control of five-phase PMSM drives post the failure in two phases (2022)
Journal Article

This paper introduces a novel technique to maintain the operation of the five-phase permanent magnet synchronous motor post the failure in two phases of the motor and post the failure of the speed sensor occurs simultaneously. To achieve that, firstl... Read More about Sensorless control of five-phase PMSM drives post the failure in two phases.

A Novel Multiport DC-DC Converter for Enhancing the Design and Performance of Battery–Supercapacitor Hybrid Energy Storage Systems for Unmanned Aerial Vehicles (2022)
Journal Article

This paper proposes an integrated multiport non-isolated DC–DC converter system for integrating battery–supercapacitor hybrid energy storage with photovoltaics for solar-powered unmanned aerial vehicles applications. Compared to the traditional topol... Read More about A Novel Multiport DC-DC Converter for Enhancing the Design and Performance of Battery–Supercapacitor Hybrid Energy Storage Systems for Unmanned Aerial Vehicles.

Distributed Model-Based Predictive Secondary Control for Hybrid AC/DC Microgrids (2022)
Journal Article

This paper presents a novel scheme based on distributed model-based predictive control for the secondary level control of hybrid AC/DC microgrids. Prediction models based on droop control and power transfer equations are proposed to characterize the... Read More about Distributed Model-Based Predictive Secondary Control for Hybrid AC/DC Microgrids.

Sensorless Control of Seven-Phase PMSM Drives Using NSV-SVPWM with Minimum Current Distortion (2022)
Journal Article

This paper introduces three different algorithms to track the saliency in the seven-phase PMSM to obtain sensorless speed control. These algorithms are based on measuring the amount of change of the stator currents when different active vectors are i... Read More about Sensorless Control of Seven-Phase PMSM Drives Using NSV-SVPWM with Minimum Current Distortion.

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.

New SVPWM used post a two-phase failure in FOC five-phase PMSM drives (2022)
Journal Article

One of the pronounced features of the multi-phase machines compared to the conventional three-phases machine is their high-fault capability. This merit is quite important as it contributes to minimising the number of interruptions in industrial opera... Read More about New SVPWM used post a two-phase failure in FOC five-phase PMSM drives.

Techno-economic and environmental analysis of community energy management for peak shaving (2021)
Journal Article

Energy storage (ES) is seen as the key to unlocking the true potential of renewable generation as it potentially supports their integration into the grid by providing capability for services such balancing and frequency regulation. It also has the po... Read More about Techno-economic and environmental analysis of community energy management for peak shaving.

Distributed Predictive Secondary Control for Imbalance Sharing in AC Microgrids (2021)
Journal Article

This paper proposes a distributed predictive secondary control strategy to share imbalance in three-phase, three-wire isolated AC Microgrids. The control is based on a novel approach where the imbalance sharing among distributed generators is control... Read More about Distributed Predictive Secondary Control for Imbalance Sharing in AC Microgrids.

Distributed Predictive Control Strategy for Frequency Restoration of Microgrids Considering Optimal Dispatch (2021)
Journal Article

Microgrids are the cornerstone for a new model of electrical generation based on renewable resources. Commonly microgrids are controlled with a centralised hierarchical structure, which is inherited from power systems. However, a time-scale separatio... Read More about Distributed Predictive Control Strategy for Frequency Restoration of Microgrids Considering Optimal Dispatch.

Techno-Economic Sizing of a community battery to provide community energy billing and additional ancillary services (2021)
Journal Article

Sensorless Speed Control of a Fault-Tolerant Five-Phase PMSM Drives (2020)
Journal Article

This paper introduces a novel method to achieve sensorless speed control of a Five-phase Permanent Magnet Synchronous Motor (PMSM) drive in case of a single-phase open-circuit fault regardless which phase is open. The motor performance when an open c... Read More about Sensorless Speed Control of a Fault-Tolerant Five-Phase PMSM Drives.