| 发明名称 |
DC TRANSMISSION LINE DISCONNECTION DETECTION |
| 摘要 |
PURPOSE:To easily detect disconnection by monitoring the voltage of control circuits and detecting the control angle of the REC section is alpha min and that of the INV section beta max. |
| 申请公布号 |
JPS53139151(A) |
申请公布日期 |
1978.12.05 |
| 申请号 |
JP19770053156 |
申请日期 |
1977.05.11 |
| 申请人 |
HITACHI LTD |
发明人 |
FUJII NORITOSHI;KAWAI TADAO |
| 分类号 |
H02H3/00;H02H3/26;H02H5/10;H02J1/00;H02J3/36 |
主分类号 |
H02H3/00 |
| 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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