| 发明名称 |
Brushless excitation system with a holding current resistor |
| 摘要 |
A brushless excitation system for a synchronous motor with a holding current resistor connected across the motor field winding to insure turning on of a semiconductor excitation control switch due to a gating pulse of limited duration.
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| 申请公布号 |
US4422028(A) |
申请公布日期 |
1983.12.20 |
| 申请号 |
US19810262737 |
申请日期 |
1981.05.12 |
| 申请人 |
WESTINGHOUSE ELECTRIC CORP. |
发明人 |
GODWIN, GURNEY L.;VANCE, ALVIN M. |
| 分类号 |
H02P1/50;H02P25/02;(IPC1-7):H02P5/40 |
主分类号 |
H02P1/50 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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