Electro-dynamic planar motor

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Bibliographic Details
Title: Electro-dynamic planar motor
Authors: Compter, Ir.J.C.1 j.c.compter@philips.com
Source: Precision Engineering. Apr2004, Vol. 28 Issue 2, p171. 10p.
Subjects: Magnetic suspension, Magnetics, Electrodynamics, Engineering
Abstract: The control behaviour of an electro-dynamic motor, also known as a moving coil motor, is superior to other motor types. This is also true for the linear version of this motor type. The classic solution to produce an x–y movement with a long-stroke is to apply a stack of at least two linear motors. A rising moving mass, combined with a limited mechanical stiffness, limits the bandwidth. An alternative is the planar motor, which generates x- and y-movements. This paper describes an electro-dynamic planar motor with moving coils, which levitates and propels itself over long x- and y-strokes under full control over six degrees of freedom (6-DOF). [Copyright &y& Elsevier]
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Database: Engineering Source
Description
Abstract:The control behaviour of an electro-dynamic motor, also known as a moving coil motor, is superior to other motor types. This is also true for the linear version of this motor type. The classic solution to produce an x–y movement with a long-stroke is to apply a stack of at least two linear motors. A rising moving mass, combined with a limited mechanical stiffness, limits the bandwidth. An alternative is the planar motor, which generates x- and y-movements. This paper describes an electro-dynamic planar motor with moving coils, which levitates and propels itself over long x- and y-strokes under full control over six degrees of freedom (6-DOF). [Copyright &y& Elsevier]
ISSN:01416359
DOI:10.1016/j.precisioneng.2003.08.002