Power coupling system for electric vehicle, electric vehicle having the same and control method thereof
US10384536B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 9, 2017 |
| Grant date | Aug 20, 2019 |
| Priority date | — |
| Expiry date | Oct 12, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2200/0021
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A power coupling system for electric vehicle, an electric vehicle having the same and a control method thereof are provided. Said power coupling system comprises a planet gear transmission mechanism comprising a sun gear, planet gears, a planet carrier and a ring gear, wherein the planet carrier is connected with the planet gears, and the planet gears mesh with the sun gear and the ring gear respectively; a clutch engaged with or disengaged from the ring gear in a controlled way; a main reduction gear set connected to an output shaft of the planet carrier; a differential connected to an output shaft of the main reduction gear set; a first motor for driving an input shaft of the sun gear of the planet gear transmission mechanism; and a second motor which drives the output shaft of the ring gear or the planet carrier in a controlled way.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.