A voltage regulator of a vehicle AC generator includes a rotor having a plurality of magnetic poles, a field coil for polarizing magnetic poles, an armature having an armature core with a plurality of phase windings for generating AC voltage under the influence of rotating magnetic field provided by...http://www.google.fr/patents/US6621251?utm_source=gb-gplus-shareBrevet US6621251 - Phase voltage controlled voltage regulator of vehicle AC generator
Phase voltage controlled voltage regulator of vehicle AC generator