CN203616375U - 一种四象限功率单元控制板的外部信号检测电路 - Google Patents
一种四象限功率单元控制板的外部信号检测电路 Download PDFInfo
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- CN203616375U CN203616375U CN201320745742.8U CN201320745742U CN203616375U CN 203616375 U CN203616375 U CN 203616375U CN 201320745742 U CN201320745742 U CN 201320745742U CN 203616375 U CN203616375 U CN 203616375U
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CN201320745742.8U CN203616375U (zh) | 2013-11-21 | 2013-11-21 | 一种四象限功率单元控制板的外部信号检测电路 |
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CN201320745742.8U CN203616375U (zh) | 2013-11-21 | 2013-11-21 | 一种四象限功率单元控制板的外部信号检测电路 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106950422A (zh) * | 2017-03-20 | 2017-07-14 | 深圳市同安德方科技有限公司 | 一种高压变频器功率自检电路及方法 |
CN114113907A (zh) * | 2021-12-03 | 2022-03-01 | 国网江苏省电力有限公司常州供电分公司 | 直流系统接地故障检测装置 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106950422A (zh) * | 2017-03-20 | 2017-07-14 | 深圳市同安德方科技有限公司 | 一种高压变频器功率自检电路及方法 |
CN106950422B (zh) * | 2017-03-20 | 2019-06-14 | 深圳市同安德方科技有限公司 | 一种高压变频器功率自检电路及方法 |
CN114113907A (zh) * | 2021-12-03 | 2022-03-01 | 国网江苏省电力有限公司常州供电分公司 | 直流系统接地故障检测装置 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent of invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Tang Xuehua Inventor after: Chen Jianghong Inventor after: Qi Liang Inventor after: Zhang Haiyan Inventor after: Zhou Ji Inventor after: Chen Haibin Inventor after: Xie Ren Inventor before: Tang Xuehua Inventor before: Chen Jianghong Inventor before: Qi Liang |
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COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: TANG XUEHUA CHEN JIANGHONG QI LIANG TO: TANG XUEHUA CHEN JIANGHONG QI LIANG ZHANG HAIYAN ZHOU JI CHEN HAIBIN XIE REN |
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Granted publication date: 20140528 |
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CX01 | Expiry of patent term |