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Analytical modelling of travelling-wave piezomotor statorsusing avariational approach

Published online by Cambridge University Press:  15 April 1999

C. Giraud-Audine*
Affiliation:
Laboratoire d'Électrotechnique et d'Électronique Industrielle (URA 5828 CNRS), 2 rue Camichel, 31071 Toulouse, France
B. Nogarède*
Affiliation:
Laboratoire d'Électrotechnique et d'Électronique Industrielle (URA 5828 CNRS), 2 rue Camichel, 31071 Toulouse, France
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Abstract

This article deals with a general method for finding the equations of the dynamicresponse of a bimorphous piezoelectric structure through a variational formulation.First, a method of resolution is proposed then a general electric equivalent circuitinvolving the design parameters of the device is deduced, followed by the description ofapplication to a travelling-wave stator.

Keywords

Type
Research Article
Copyright
© EDP Sciences, 1999

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