Electronic edition ISSN 1574-0579

Characterisation of ferrofluid driven electric machines

A. Nethe , Th. Scholz , H.-D. Stahlmann

University of Technology Cottbus, Lehrstuhl Theoretische Elektrotechnik und Prozessmodelle, 03013 Cottbus, Germany

Abstract
Thermal considerations are carried out to estimate the influence of ferrofluides in the gap between the rotor and stator on heat conduction. Then one looks at the dynamics of electric machines with a fluid as an additional damping factor. Figs 7, Refs 3.