All Outputs (176)

Single Integration for Multi-objective Control (2020)
Conference Proceeding

The saturation issue with paralleled PI controllers in multi-objective control is investigated. Dual-Active-Bridge (DAB) enabled DC micro-grid stabilization is chosen as a case study. The DAB converter has two control objectives: battery current regu... Read More about Single Integration for Multi-objective Control.

Reliability oriented thermal management of aircraft power converters (2020)
Conference Proceeding

On board electrical power generation continue to increase as more aircraft systems are being electrified. Increasingly power converters are the interface of power generation and electrical loads in aircrafts. Reliability of aircraft power electronics... Read More about Reliability oriented thermal management of aircraft power converters.

Numerical modelling of non-equilibrium condensation of carbon dioxide (CO2) in a converging-diverging nozzle (2020)
Conference Proceeding

The condensing flow model is developed to predict the non-equilibrium condensation of CO2 in a converging-diverging nozzle using computational fluid dynamics modelling, which is expected to contribute to the carbon capture and storage. The numerical... Read More about Numerical modelling of non-equilibrium condensation of carbon dioxide (CO2) in a converging-diverging nozzle.

Comparison of slotted and slotless PM machines for high kW/kg aerospace applications (2020)
Conference Proceeding

With the ambitious targeted emissions reduction, the aircraft industry is moving towards drastically different aircraft architectures including hybrid-electric. These in turn require electrical machines with a step change improvement in power-density... Read More about Comparison of slotted and slotless PM machines for high kW/kg aerospace applications.

Influence of Thermal Aging on the Winding Thermal Conductivity in Low Voltage Electrical Machines (2020)
Conference Proceeding

It is widely acknowledged that thermal aging can have a detrimental effect on the reliability and lifetime expectancy of electrical machines. Long exposure times to high temperature can deteriorate the dielectric properties of the electrical insulati... Read More about Influence of Thermal Aging on the Winding Thermal Conductivity in Low Voltage Electrical Machines.

Design, Analysis and Dynamic Performance of Radial Magnetic Coupling (2020)
Conference Proceeding

Contactless torque/speed transmission is gaining an ever-increasing interest in industry and mobile applications, since the mechanical wear-out is avoided resulting in lower maintenance costs. The radial topology is one possible configuration for mag... Read More about Design, Analysis and Dynamic Performance of Radial Magnetic Coupling.

On single-phase operation of three-phase synchronous generators (2020)
Conference Proceeding

Classical synchronous generators have been used for decades in the field of power generation. The traditional manner of operation of these systems is the balanced, three phase configuration. However, recently there has been an interest in re-configur... Read More about On single-phase operation of three-phase synchronous generators.

AC loss Analysis in Winding of Electrical Machines with varying Strands-in-hand and Bundle Shapes (2020)
Conference Proceeding

This paper presents an investigation into the sensitivity of high-frequency AC effects on the winding with varying number of parallel strands. Based on numerical analysis, a methodology to segregate the losses into components is presented. It is show... Read More about AC loss Analysis in Winding of Electrical Machines with varying Strands-in-hand and Bundle Shapes.

A PM-Assisted Synchronous Reluctance Motor with Two Slot-Pitch Winding (2020)
Conference Proceeding

This paper presents a novel electric motor solution to tackle the increasing demand on the traction motor for electric vehicles. The proposed electric motor has a 24 slots 10 poles fractional slot two-slot pitch winding and a PM-assisted synchronous... Read More about A PM-Assisted Synchronous Reluctance Motor with Two Slot-Pitch Winding.

PM Halbach Arrays in Motors: Loss Reduction and Performance Improvements (2020)
Conference Proceeding

© 2020 The Institute of Electrical Engineers of Japan. Halbach array configurations represent a common choice in high-performance electrical machines, since a stronger magnetic field is generated for the same Permanent Magnet (PM) volume. Hence, high... Read More about PM Halbach Arrays in Motors: Loss Reduction and Performance Improvements.

A Novel Magnetic Coupling Configuration for Enhancing the Torque Density (2020)
Conference Proceeding

This paper introduces a novel magnetic coupling (MC) topology, which is able to achieve significant torque density values by adding a limited amount of extra permanent magnets (PMs). Indeed, the proposed MC architecture, namely enhanced magnetic coup... Read More about A Novel Magnetic Coupling Configuration for Enhancing the Torque Density.

Machine Learning Based Correction Model in PMSM Power Loss Estimation for More-Electric Aircraft Applications (2020)
Conference Proceeding

This study utilizes the machine learning (ML) technique to estimate the power loss of surface-mounted Permanent Magnet Synchronous Motor (PMSM) for More-Electric Aircraft (MEA). Existing approaches do not consider ML methods in power loss calculation... Read More about Machine Learning Based Correction Model in PMSM Power Loss Estimation for More-Electric Aircraft Applications.

Design and Implementation of GaN-based Dual-Active-Bridge DC/DC Converters (2020)
Conference Proceeding

This paper presents the design and implementation of multicellular isolated bidirectional dual-active-bridge (DAB) DC/DC converters which are the core equipment of the European CleanSkyII Project ASPIRE. Both the primary and the secondary H-bridge ci... Read More about Design and Implementation of GaN-based Dual-Active-Bridge DC/DC Converters.

Two-Dimensional WS2/g-C3N4 Layered Heterostructures With Enhanced Pseudocapacitive and Electrocatalytic Properties (2020)
Conference Proceeding

In this work, tungsten-based hybrid nanocomposites were grown on interconnected, macroscopic graphitic carbon nitride scaffold after solvothermal treatment followed by sulfidation to attain multifunctional composite electrocatalysts. The physicochemi... Read More about Two-Dimensional WS2/g-C3N4 Layered Heterostructures With Enhanced Pseudocapacitive and Electrocatalytic Properties.

Distributed Control for a Cost-based Droop-free Microgrid (2020)
Conference Proceeding

This paper proposes a distributed control scheme for the economic dispatch of islanded AC microgrids. The control goal is the economical power-sharing of distributed generators considering the marginal cost of active and reactive power. The controlle... Read More about Distributed Control for a Cost-based Droop-free Microgrid.

Zero-Current Switching (ZCS) for a High Step Ratio Modular Multilevel dc-dc Converter with wide voltage range operation (2020)
Conference Proceeding

© 2020 IEEE. The rise of new dc technologies is pushing the development of highly efficient dc-dc converters, especially at high voltage and high step ratio. Modular multilevel converters (MMCs) are an attractive alternative because they can manage m... Read More about Zero-Current Switching (ZCS) for a High Step Ratio Modular Multilevel dc-dc Converter with wide voltage range operation.

Distributed Control Strategy Based on a Consensus Algorithm for the Inter-cell and Inter-cluster Voltage Balancing of a Cascaded H-Bridge Based STATCOM (2020)
Conference Proceeding

© 2020 IEEE. Cascaded H-bridge converters are widely used in the implementation of medium voltage static synchronous compensators (STATCOMs). This is because of the advantages of relatively high-power density and the improved utilisation of low-volta... Read More about Distributed Control Strategy Based on a Consensus Algorithm for the Inter-cell and Inter-cluster Voltage Balancing of a Cascaded H-Bridge Based STATCOM.

Real-Time Thermal Imaging Using Augmented Reality and Accelerated 3D Models (2020)
Conference Proceeding

We present an innovative method to allow real-time visualisation of temperature fields on power electronic circuits using augmented reality. A real-time time-domain simulation incorporating the Block Arnoldi model order reduction techniques is implem... Read More about Real-Time Thermal Imaging Using Augmented Reality and Accelerated 3D Models.

A Series Chain-Link Modular Multilevel DC-DC Converter For High Voltage and High Power Applications (2020)
Conference Proceeding

© 2020 IEEE. In high voltage and high-power applications, many modular multilevel DC-DC converter topologies have been proposed for DC voltage scaling applications. In most of those proposed a three phase transformer is required. The construction of... Read More about A Series Chain-Link Modular Multilevel DC-DC Converter For High Voltage and High Power Applications.

Speed-Sensorless Finite Control Set Model Predictive Control of PMSM with Permanent Magnet Flux Linkage Estimation (2020)
Conference Proceeding

Permanent magnet synchronous motors (PMSMs) have become the focus of interest in electrical machine drive systems due to their advantages. These motors can have a nonlinear model with time-varying parameters, making them difficult to control. Therefo... Read More about Speed-Sensorless Finite Control Set Model Predictive Control of PMSM with Permanent Magnet Flux Linkage Estimation.