Patent ID: 6570289
Filing Date: 2003-05-27
Classification: H02K,H02P

Abstract:
An electrical machine comprising:a stator core having a first plurality of slots, a second plurality of slots and a third plurality of slots; a first set of three phase windings having a first winding, a second winding and a third winding; a second set of three phase windings having a first winding, a second winding and a third winding; a third set of three phase windings having a first winding, a second winding and a third winding; said first winding of said first set, said first winding of said second set and said first winding of said third set disposed in said first plurality of slots; said second winding of said first set, said second winding of said second set and said second winding of said third set disposed in said second plurality of slots: said third winding of said first set, said third winding of said second set and said third winding of said third set disposed in said third plurality of slots; said first set, said second set and said third set of windings being grouped into a first wye, a second wye and a third wye, said first wye electrically coupled to said second wye and said third wye, said second wye electrically coupled to said third wye; wherein said first wye consists of said first winding of said first set, said first winding of said second set and said second winding of said third set, said first wye having a first common node therebetween; said second wye consists of said third winding of said third set, said second winding of said first set and said second winding of said second set, said second wye having a second common node therebetween; said third wye consists of said first winding of said third set, said third winding of said first set and said third winding of said second set, said third wye having a third common node therebetween.