All Outputs (9)

Reduction of Winding AC Losses by Accurate Conductor Placement in High Frequency Electrical Machines (2019)
Journal Article

© 1972-2012 IEEE. In the design of electrical machines, the increase in power density has become one of the main research themes. With most of the power loss in high power density electrical machines often being generated in the stator winding assemb... Read More about Reduction of Winding AC Losses by Accurate Conductor Placement in High Frequency Electrical Machines.

Dual-Pulse Mode Control of a High-Speed Doubly Salient Electromagnetic Machine for Loss Reduction and Speed Range Extension (2019)
Journal Article

In this paper, a dual-pulse mode control of a high-speed doubly salient electromagnetic machine (DSEM) for efficiency improvement over a wide speed range is investigated and implemented. The dual-pulse mode control method and operation principle are... Read More about Dual-Pulse Mode Control of a High-Speed Doubly Salient Electromagnetic Machine for Loss Reduction and Speed Range Extension.

Effect of 3D Unidirectional and Hybrid SAGE on Electromagnetic Torque Fluctuation Characteristics in Synchronous Generator (2019)
Journal Article

This paper presents a comprehensive study on the variation laws of electromagnetic torque (EMT) under static air-gap eccentricity (SAGE) conditions in synchronous generators. Different from other studies, this paper focuses on not only the impact of... Read More about Effect of 3D Unidirectional and Hybrid SAGE on Electromagnetic Torque Fluctuation Characteristics in Synchronous Generator.

Comparative study on two modular spoke-type PM machines for in-wheel traction applications (2019)
Journal Article

This paper focuses on the comparative analysis of modular spoke-type permanent magnet machines with two magnetization modes, which are referred to as M-I and M-II types. The analytical models of the proposed machines are built based on the simple mag... Read More about Comparative study on two modular spoke-type PM machines for in-wheel traction applications.

Challenges of the optimization of a high-speed induction machine for naval applications (2019)
Journal Article

In several industrial sectors, induction machines are being replaced with permanent magnet based alternatives, owing to the potential for higher power density and efficiency. However, high-speed applications feature a wide flux-weakening region, wher... Read More about Challenges of the optimization of a high-speed induction machine for naval applications.

Flux-Density Harmonics Analysis of Switched-Flux Permanent Magnet Machines (2019)
Journal Article

By developing a simple permeance-magnetomotive force (MMF) model of switched-flux permanent magnet (SFPM) machines, the air-gap flux density produced by both PMs and armature current can be derived, in which harmonics with the same order and rotation... Read More about Flux-Density Harmonics Analysis of Switched-Flux Permanent Magnet Machines.

Effective Thermal Conductivity Calculation and Measurement of Litz Wire based on the Porous Metal Materials Structure (2019)
Journal Article

Litz wires are employed in high-frequency electrical machines due to their advantages of reducing the ac losses, including minimizing the skin effect and the proximity effect. In order to improve the reliability of such machines, and enable accurate... Read More about Effective Thermal Conductivity Calculation and Measurement of Litz Wire based on the Porous Metal Materials Structure.

Back-Iron Extension Thermal Benefits for Electrical Machines With Concentrated Windings (2019)
Journal Article

The Influence of Winding Location in Flux-Switching Permanent-Magnet Machines (2019)
Journal Article

The main purpose of this paper is to investigate the influence of winding location on back electromotive force (EMF) and armature inductance in flux-switching permanent-magnet (FSPM) machines. To obtain an analytical solution, a double-stator-pitch m... Read More about The Influence of Winding Location in Flux-Switching Permanent-Magnet Machines.