Electric power steering control apparatus and electric power steering control method
US9862406B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 8, 2013 |
| Grant date | Jan 9, 2018 |
| Priority date | — |
| Expiry date | Nov 8, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62D5/0487
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An initial check is executed individually on each group of a plurality of groups constituted by a plurality of multiphase windings (3a, 3b) of a motor (3) and a plurality of inverter circuits (9a, 9b) corresponding respectively thereto, opening/closing control is executed on a plurality of relays (6a, 6b) in accordance with an implementation result of the initial check so that respective timings at which power is supplied to the plurality of inverter circuits are offset, and drive control is executed on the plurality of inverter circuits in accordance with the implementation result of the initial check so that respective currents passed through the plurality of multiphase windings are offset.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.