Polyphase rotating machine equipped with an improved control device
US7911166B2 · kind B2 · utility
0Cited by
4References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 11, 2007 |
| Grant date | Mar 22, 2011 |
| Priority date | — |
| Expiry date | Mar 23, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02P25/034
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A machine comprising a rotor, a stator (12), a control bridge (10) with controlled switches, and a control device (20, 30) supplying control signals (C) to the control bridge (10), wherein the control device comprises means (30) for applying to at least one switch of the control bridge a control signal with a phase-lead relative to a signal representing the position of the rotor relative to the stator. According to the invention, the applying means comprise means (30) for adjusting the phase lead (d) from a plurality of values for a given rotational speed of the rotor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.