CN201629677U - Pre-charging circuit for high-voltage frequency converter using high-voltage technology - Google Patents
Pre-charging circuit for high-voltage frequency converter using high-voltage technology Download PDFInfo
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- CN201629677U CN201629677U CN2010201534573U CN201020153457U CN201629677U CN 201629677 U CN201629677 U CN 201629677U CN 2010201534573 U CN2010201534573 U CN 2010201534573U CN 201020153457 U CN201020153457 U CN 201020153457U CN 201629677 U CN201629677 U CN 201629677U
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CN2010201534573U CN201629677U (en) | 2010-04-03 | 2010-04-03 | Pre-charging circuit for high-voltage frequency converter using high-voltage technology |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102594159A (en) * | 2012-02-16 | 2012-07-18 | 华为技术有限公司 | Intermediate-voltage concatenated frequency converter, pre-charging method and system |
CN103457451A (en) * | 2013-08-22 | 2013-12-18 | 深圳市英威腾电气股份有限公司 | High-voltage frequency converter low voltage power-on control circuit and control method thereof |
CN103647458A (en) * | 2013-12-24 | 2014-03-19 | 苏州汇川技术有限公司 | Frequency conversion system and method and device for precharging high-voltage frequency converter in frequency conversion system |
CN104038032A (en) * | 2014-05-26 | 2014-09-10 | 株洲变流技术国家工程研究中心有限公司 | Low-voltage precharging system for high-voltage variable frequency system, and control method of low-voltage precharging system |
CN104811050A (en) * | 2015-04-13 | 2015-07-29 | 广东明阳龙源电力电子有限公司 | High-voltage frequency converter with centralized charged power units |
CN105048825A (en) * | 2015-09-23 | 2015-11-11 | 大禹电气科技股份有限公司 | Super-power cascade type high-voltage inverter and method for surge inhibiting of super-power cascade type high-voltage inverter |
CN105186886A (en) * | 2015-10-27 | 2015-12-23 | 东方日立(成都)电控设备有限公司 | Compensated current transformer system based on co-phase power supply technology and working method of compensated current transformer system |
CN105207462A (en) * | 2015-09-23 | 2015-12-30 | 北京动力源科技股份有限公司 | High-voltage high-power frequency converter and electrical equipment provided with same |
CN108267665A (en) * | 2017-11-22 | 2018-07-10 | 珠海格力电器股份有限公司 | Bus short circuit detection method, circuit, storage medium and processor |
CN112611977A (en) * | 2020-12-31 | 2021-04-06 | 大禹电气科技股份有限公司 | High-voltage frequency converter performance experiment method and system |
-
2010
- 2010-04-03 CN CN2010201534573U patent/CN201629677U/en not_active Expired - Fee Related
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102594159B (en) * | 2012-02-16 | 2014-06-04 | 华为技术有限公司 | Intermediate-voltage concatenated frequency converter, pre-charging method and system |
CN102594159A (en) * | 2012-02-16 | 2012-07-18 | 华为技术有限公司 | Intermediate-voltage concatenated frequency converter, pre-charging method and system |
CN103457451A (en) * | 2013-08-22 | 2013-12-18 | 深圳市英威腾电气股份有限公司 | High-voltage frequency converter low voltage power-on control circuit and control method thereof |
CN103457451B (en) * | 2013-08-22 | 2016-12-28 | 深圳市英威腾电气股份有限公司 | A kind of high-voltage frequency converter low voltage electrifying control circuit and control method thereof |
CN103647458B (en) * | 2013-12-24 | 2016-03-23 | 苏州汇川技术有限公司 | Frequency conversion system and carry out the method and apparatus of precharge to the high voltage converter in it |
CN103647458A (en) * | 2013-12-24 | 2014-03-19 | 苏州汇川技术有限公司 | Frequency conversion system and method and device for precharging high-voltage frequency converter in frequency conversion system |
CN104038032A (en) * | 2014-05-26 | 2014-09-10 | 株洲变流技术国家工程研究中心有限公司 | Low-voltage precharging system for high-voltage variable frequency system, and control method of low-voltage precharging system |
CN104038032B (en) * | 2014-05-26 | 2018-01-05 | 株洲变流技术国家工程研究中心有限公司 | Low pressure pre-charge system and its control method for high voltage frequency conversion system |
CN104811050A (en) * | 2015-04-13 | 2015-07-29 | 广东明阳龙源电力电子有限公司 | High-voltage frequency converter with centralized charged power units |
CN105207462A (en) * | 2015-09-23 | 2015-12-30 | 北京动力源科技股份有限公司 | High-voltage high-power frequency converter and electrical equipment provided with same |
CN105048825A (en) * | 2015-09-23 | 2015-11-11 | 大禹电气科技股份有限公司 | Super-power cascade type high-voltage inverter and method for surge inhibiting of super-power cascade type high-voltage inverter |
CN105207462B (en) * | 2015-09-23 | 2018-07-31 | 北京动力源科技股份有限公司 | A kind of high-voltage high-power frequency transformator and the electrical equipment with the frequency converter |
CN105048825B (en) * | 2015-09-23 | 2018-11-20 | 大禹电气科技股份有限公司 | Super high power cascaded high-voltage frequency converter and its method for inhibiting surge |
CN105186886A (en) * | 2015-10-27 | 2015-12-23 | 东方日立(成都)电控设备有限公司 | Compensated current transformer system based on co-phase power supply technology and working method of compensated current transformer system |
CN108267665A (en) * | 2017-11-22 | 2018-07-10 | 珠海格力电器股份有限公司 | Bus short circuit detection method, circuit, storage medium and processor |
CN108267665B (en) * | 2017-11-22 | 2020-10-02 | 珠海格力电器股份有限公司 | Bus short circuit detection method, circuit, storage medium and processor |
CN112611977A (en) * | 2020-12-31 | 2021-04-06 | 大禹电气科技股份有限公司 | High-voltage frequency converter performance experiment method and system |
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Effective date of registration: 20110818 Address after: 264000 Airport Road, Zhifu, Shandong, No. 2, No. Patentee after: Dongfang Electronics Corp. Address before: 264003, Shandong, Yantai hi tech Zone, three West Road, south side of the first Patentee before: Yantai Dongfang Electronic Technology Development Co., Ltd. |
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Free format text: CORRECT: ADDRESS; FROM: 264000 YANTAI, SHANDONG PROVINCE TO: 264003 YANTAI, SHANDONG PROVINCE |
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TR01 | Transfer of patent right |
Effective date of registration: 20111123 Address after: 264003, Shandong, Yantai hi tech Zone Road West first south side Patentee after: Yantai Dongfang Science and technology environmental protection energy saving Co., Ltd. Address before: 264000 Airport Road, Zhifu, Shandong, No. 2, No. Patentee before: Dongfang Electronics Corp. |
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DD01 | Delivery of document by public notice |
Addressee: Yantai Dongfang Science and technology environmental protection energy saving Co., Ltd. Xu Li Document name: Notification of Passing Examination on Formalities |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101110 Termination date: 20170403 |