System and method for two step motor for electric vehicle (EV) truck and commercial vehicle applications
US11524676B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 20, 2020 |
| Grant date | Dec 13, 2022 |
| Priority date | — |
| Expiry date | Jun 15, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/72
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
In at least one embodiment, a system for a class 7 or 8 vehicle is provided. The system includes a first motor, a second motor, and a controller. The first motor is configured to generate torque for the vehicle. The second motor is configured to drive an engine of the vehicle such that the vehicle meets a desired speed as set forth by a driver. The controller is configured to drive at least one of the first motor and the second motor and to receive a first signal indicative of a speed of the vehicle. The controller is further configured to deactivate the first motor if the speed of the vehicle is greater than a predetermined speed limit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.