Dynamoelectric machine
US7291954B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 28, 2004 |
| Grant date | Nov 6, 2007 |
| Priority date | — |
| Expiry date | Nov 18, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K3/505
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In a dynamoelectric machine according to the present invention, a first three-phase wye-delta hybrid winding and a second three-phase wye-delta hybrid winding are installed in a stator core having a plurality of slots. A first delta U winding portion and a first wye U winding portion are housed in identical slots, a first delta V winding portion and a first wye V winding portion are housed in identical slots, and a first delta W winding portion and a first wye W winding portion are housed in identical slots. A second delta U winding portion and a second wye U winding portion are housed in identical slots, a second delta V winding portion and a second wye V winding portion are housed in identical slots, and a second delta W winding portion and a second wye W winding portion are housed in identical slots.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.