Investigation of the influence of air gap thickness and eccentricity on the noise of the rotating electrical machine

This article deals with the numerical modelling of the dynamic response of the rotating electrical machine on the application of the magnetic forces. The special attention is paid to the modelling of the magnetic forces that act on the stator winding of the machine and the computational model of the...

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Main Author: Donát M.
Format: Article
Language:English
Published: University of West Bohemia 2013-12-01
Series:Applied and Computational Mechanics
Subjects:
Online Access:http://www.kme.zcu.cz/acm/acm/article/view/225/233
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author Donát M.
author_facet Donát M.
author_sort Donát M.
collection DOAJ
description This article deals with the numerical modelling of the dynamic response of the rotating electrical machine on the application of the magnetic forces. The special attention is paid to the modelling of the magnetic forces that act on the stator winding of the machine and the computational model of the modal properties of the stator winding. The created computational model was used to investigation of the influence of the nominal air gap thickness and the air gap eccentricity on the sound power radiated by outer surface of the stator of the machine. The obtained results show that the nominal air gap thickness has slightly greater influence on the sound power of the machine than eccentricity of the air gap.
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spelling doaj.art-058bd735062a4a30a5f23c410534c2bf2022-12-21T20:15:26ZengUniversity of West BohemiaApplied and Computational Mechanics1802-680X2336-11822013-12-0172123136Investigation of the influence of air gap thickness and eccentricity on the noise of the rotating electrical machineDonát M.0Brno University of Technology, Institute of Solid Mechanics, Mechatronics and Biomechanics, Brno, Czech RepublicThis article deals with the numerical modelling of the dynamic response of the rotating electrical machine on the application of the magnetic forces. The special attention is paid to the modelling of the magnetic forces that act on the stator winding of the machine and the computational model of the modal properties of the stator winding. The created computational model was used to investigation of the influence of the nominal air gap thickness and the air gap eccentricity on the sound power radiated by outer surface of the stator of the machine. The obtained results show that the nominal air gap thickness has slightly greater influence on the sound power of the machine than eccentricity of the air gap.http://www.kme.zcu.cz/acm/acm/article/view/225/233rotating electrical machinestatorrotormagnetic forcessound power level
spellingShingle Donát M.
Investigation of the influence of air gap thickness and eccentricity on the noise of the rotating electrical machine
Applied and Computational Mechanics
rotating electrical machine
stator
rotor
magnetic forces
sound power level
title Investigation of the influence of air gap thickness and eccentricity on the noise of the rotating electrical machine
title_full Investigation of the influence of air gap thickness and eccentricity on the noise of the rotating electrical machine
title_fullStr Investigation of the influence of air gap thickness and eccentricity on the noise of the rotating electrical machine
title_full_unstemmed Investigation of the influence of air gap thickness and eccentricity on the noise of the rotating electrical machine
title_short Investigation of the influence of air gap thickness and eccentricity on the noise of the rotating electrical machine
title_sort investigation of the influence of air gap thickness and eccentricity on the noise of the rotating electrical machine
topic rotating electrical machine
stator
rotor
magnetic forces
sound power level
url http://www.kme.zcu.cz/acm/acm/article/view/225/233
work_keys_str_mv AT donatm investigationoftheinfluenceofairgapthicknessandeccentricityonthenoiseoftherotatingelectricalmachine