CN201331553Y - DC (direct current) voltage measuring circuit with isolation - Google Patents
DC (direct current) voltage measuring circuit with isolation Download PDFInfo
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- CN201331553Y CN201331553Y CNU200820170814XU CN200820170814U CN201331553Y CN 201331553 Y CN201331553 Y CN 201331553Y CN U200820170814X U CNU200820170814X U CN U200820170814XU CN 200820170814 U CN200820170814 U CN 200820170814U CN 201331553 Y CN201331553 Y CN 201331553Y
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- voltage
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- resistance
- frequency converter
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CNU200820170814XU CN201331553Y (en) | 2008-12-22 | 2008-12-22 | DC (direct current) voltage measuring circuit with isolation |
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CNU200820170814XU CN201331553Y (en) | 2008-12-22 | 2008-12-22 | DC (direct current) voltage measuring circuit with isolation |
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CN201331553Y true CN201331553Y (en) | 2009-10-21 |
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CNU200820170814XU Expired - Fee Related CN201331553Y (en) | 2008-12-22 | 2008-12-22 | DC (direct current) voltage measuring circuit with isolation |
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Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102411083A (en) * | 2011-07-11 | 2012-04-11 | 泰州市海陵区双宇电子有限公司 | Direct current voltage sensor for automobile |
CN102820881A (en) * | 2012-08-06 | 2012-12-12 | 深圳市汇川技术股份有限公司 | Analog voltage input circuit and method |
CN102866278A (en) * | 2012-06-28 | 2013-01-09 | 深圳市汇川技术股份有限公司 | Output voltage detecting circuit for frequency changer and frequency changer |
CN103424590A (en) * | 2012-05-15 | 2013-12-04 | 苏州工业园区新宏博通讯科技有限公司 | Voltage sampling circuit for automatic reclosing lock |
CN103439556A (en) * | 2013-08-28 | 2013-12-11 | 深圳威迈斯电源有限公司 | Optical coupling isolation linear detection circuit and implementation method thereof |
CN103884892A (en) * | 2012-12-20 | 2014-06-25 | 苏州工业园区新宏博通讯科技有限公司 | Direct current voltage isolation sampling circuit |
CN105092954A (en) * | 2015-06-03 | 2015-11-25 | 大连市旅顺电力电子设备有限公司 | Novel online voltage monitoring apparatus for storage battery and method thereof |
CN105092933A (en) * | 2015-06-03 | 2015-11-25 | 大连市旅顺电力电子设备有限公司 | Direct switch type online voltage monitoring apparatus for storage battery and method thereof |
CN105158553A (en) * | 2015-08-28 | 2015-12-16 | 中国电子科技集团公司第十八研究所 | Voltage sampling circuit based on digital chip logic control AD574 |
CN105486916A (en) * | 2015-11-16 | 2016-04-13 | 国家电网公司 | Direct current signal acquisition circuit facing intelligent transformer station |
CN106018941A (en) * | 2016-05-23 | 2016-10-12 | 华中科技大学 | Pulse high-voltage measuring platform based on voltage-to-frequency conversion technology |
CN107144728A (en) * | 2017-05-22 | 2017-09-08 | 合肥联信电源有限公司 | One kind concentrates battery-type emergency power supply inverter direct-current voltage sample circuit |
CN108075730A (en) * | 2018-01-03 | 2018-05-25 | 深圳市华杰电气技术有限公司 | A kind of tension measuring circuit |
CN108181494A (en) * | 2017-12-29 | 2018-06-19 | 浙江航都电子科技有限公司 | A kind of integrated infrared voltage P/T module |
PL424028A1 (en) * | 2017-12-22 | 2019-07-01 | Instytut Tele- I Radiotechniczny | Method for supply voltage measurements |
CN113193738A (en) * | 2021-05-08 | 2021-07-30 | 安徽佑赛科技股份有限公司 | High-voltage SVG power unit drive circuit |
-
2008
- 2008-12-22 CN CNU200820170814XU patent/CN201331553Y/en not_active Expired - Fee Related
Cited By (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102411083A (en) * | 2011-07-11 | 2012-04-11 | 泰州市海陵区双宇电子有限公司 | Direct current voltage sensor for automobile |
CN103424590A (en) * | 2012-05-15 | 2013-12-04 | 苏州工业园区新宏博通讯科技有限公司 | Voltage sampling circuit for automatic reclosing lock |
CN102866278A (en) * | 2012-06-28 | 2013-01-09 | 深圳市汇川技术股份有限公司 | Output voltage detecting circuit for frequency changer and frequency changer |
CN102820881A (en) * | 2012-08-06 | 2012-12-12 | 深圳市汇川技术股份有限公司 | Analog voltage input circuit and method |
CN103884892A (en) * | 2012-12-20 | 2014-06-25 | 苏州工业园区新宏博通讯科技有限公司 | Direct current voltage isolation sampling circuit |
CN103439556A (en) * | 2013-08-28 | 2013-12-11 | 深圳威迈斯电源有限公司 | Optical coupling isolation linear detection circuit and implementation method thereof |
CN105092954A (en) * | 2015-06-03 | 2015-11-25 | 大连市旅顺电力电子设备有限公司 | Novel online voltage monitoring apparatus for storage battery and method thereof |
CN105092933A (en) * | 2015-06-03 | 2015-11-25 | 大连市旅顺电力电子设备有限公司 | Direct switch type online voltage monitoring apparatus for storage battery and method thereof |
CN105092954B (en) * | 2015-06-03 | 2017-12-08 | 大连市旅顺电力电子设备有限公司 | New on-Line Voltage monitoring device and its method for batteries |
CN105092933B (en) * | 2015-06-03 | 2017-12-12 | 大连市旅顺电力电子设备有限公司 | Direct transform on-Line Voltage monitoring device and its method for batteries |
CN105158553A (en) * | 2015-08-28 | 2015-12-16 | 中国电子科技集团公司第十八研究所 | Voltage sampling circuit based on digital chip logic control AD574 |
CN105158553B (en) * | 2015-08-28 | 2018-04-17 | 中国电子科技集团公司第十八研究所 | Voltage sampling circuit based on digit chip logic control AD574 |
CN105486916A (en) * | 2015-11-16 | 2016-04-13 | 国家电网公司 | Direct current signal acquisition circuit facing intelligent transformer station |
CN105486916B (en) * | 2015-11-16 | 2018-06-01 | 国家电网公司 | A kind of direct-current signal acquisition circuit towards intelligent substation |
CN106018941A (en) * | 2016-05-23 | 2016-10-12 | 华中科技大学 | Pulse high-voltage measuring platform based on voltage-to-frequency conversion technology |
CN106018941B (en) * | 2016-05-23 | 2019-01-29 | 华中科技大学 | A kind of high voltage pulse measuring table based on voltage-frequency switch technology |
CN107144728A (en) * | 2017-05-22 | 2017-09-08 | 合肥联信电源有限公司 | One kind concentrates battery-type emergency power supply inverter direct-current voltage sample circuit |
PL424028A1 (en) * | 2017-12-22 | 2019-07-01 | Instytut Tele- I Radiotechniczny | Method for supply voltage measurements |
CN108181494A (en) * | 2017-12-29 | 2018-06-19 | 浙江航都电子科技有限公司 | A kind of integrated infrared voltage P/T module |
CN108075730A (en) * | 2018-01-03 | 2018-05-25 | 深圳市华杰电气技术有限公司 | A kind of tension measuring circuit |
CN113193738A (en) * | 2021-05-08 | 2021-07-30 | 安徽佑赛科技股份有限公司 | High-voltage SVG power unit drive circuit |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Zhang Zhongchao Inventor after: Wang Zhengshi Inventor after: Li Yuling Inventor after: Li Xiaojun Inventor after: Wang Junjiang Inventor before: Zhang Zhongchao Inventor before: Wang Zhengren Inventor before: Li Yuling Inventor before: Li Xiaojun Inventor before: Wang Junjiang |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: ZHANG ZHONGCHAO; WANG ZHENGREN; LI YULING; LI XIAOJUN; WANG JUNJIANG TO: ZHANG ZHONGCHAO; WANG ZHENGSHI; LI YULING; LI XIAOJUN; WANG JUNJIANG |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091021 Termination date: 20101222 |