Method for monitoring and controlling traction motors in locomotives
US6984946B2 · kind B2 · utility
41Cited by
92References
38Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 26, 2003 |
| Grant date | Jan 10, 2006 |
| Priority date | — |
| Expiry date | Aug 26, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T30/00
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The present invention is directed to a locomotive comprising energy storage units, such as batteries, a prime energy source, such as a diesel engine, and an energy conversion device, such as a generator. The locomotive comprises one or more of the following features: a separate chopper circuit for each traction motor and a controller operable to control separately and independently each axle/traction motor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.