发明名称 |
METHOD AND APPARATUS TO MONITOR ELECTRIC ISOLATION OF A HIGH-VOLTAGE DIRECT CURRENT ELECTRICAL CIRCUIT |
摘要 |
An electrically isolated high-voltage direct-current electric circuit is monitored. Electrical signals are periodically sampled, and ground isolation indexes are calculated. A trend corresponding to trend elements is characterized. The characterized trend is compared with an expected trend with deviations indicative of potential faults. |
申请公布号 |
US2011291662(A1) |
申请公布日期 |
2011.12.01 |
申请号 |
US20100791227 |
申请日期 |
2010.06.01 |
申请人 |
WANG KONKING (MICHAEL);GM GLOBAL TECHNOLOGY OPERATIONS, INC. |
发明人 |
WANG KONKING (MICHAEL) |
分类号 |
G01R31/02 |
主分类号 |
G01R31/02 |
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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