Journal Article

·2012

Magnetic coupling effect of a PM synchronous machine having concentrated windings

Murat Ayaz , Murat Tezcan YTU , Kadir Yılmaz , Erkan Meşe YTU

Abstract

Concentrated windings, in other words fractional slot windings are getting popular because of many proven advantages. In this study, a concentrated winding electric machine is designed for industrial applications. Although, in concentrated winding, mutual coupling between two adjacent coils is assumed to be zero, finite element analysis indicates that significant coupling may exist. Studies indicate that the coupling phenomena degrades fault tolerant capabilities of the concentrated winding structure. This paper, first, investigates the existence of mutual coupling then presents a new concentrated winding structure which still exploits benefits of conventional concentrated winding. (6 pages)

Keywords

Electromagnetic coil Coupling (piping) Finite element method Topology (electrical circuits) Fault (geology) Computer science Electrical engineering Engineering Mechanical engineering Structural engineering

Subject Areas

Electric Motor Design and Analysis ·Electrical and Electronic Engineering ·Physical Sciences
Magnetic Bearings and Levitation Dynamics ·Control and Systems Engineering ·Physical Sciences
Sensorless Control of Electric Motors ·Electrical and Electronic Engineering ·Physical Sciences

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