Transit vehicle motor operation control apparatus and method
US4216417A · kind A · utility
9Cited by
2References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 21, 1978 |
| Grant date | Aug 5, 1980 |
| Priority date | — |
| Expiry date | Apr 21, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/64
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
There is disclosed a programmed microprocessor control apparatus and method for a transit vehicle electric motor through operation of a chopper apparatus. The microprocessor program controls the motor braking effort in brake mode through operation of the brake resistors and the motor tractive effort in the power mode through the motor field shunt operation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.