发明名称 |
Pulse width modulation inverter |
摘要 |
A pulse width modulation inverter loaded with a three-phase AC motor is halted when a logical condition exists that a halt signal has been given and all of pulse width modulation signals applied to either three positive side or three negative side main thyristors in a three-phase bridge connection constituting the inverter are in their high level states.
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申请公布号 |
US4455599(A) |
申请公布日期 |
1984.06.19 |
申请号 |
US19820365598 |
申请日期 |
1982.04.05 |
申请人 |
HITACHI, LTD. |
发明人 |
TAMURA, KAORU;AIZAWA, HIDETOSHI |
分类号 |
H02M7/48;H02M7/527;(IPC1-7):H02M1/06 |
主分类号 |
H02M7/48 |
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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