CN101923134B - 数字式漏电流检测电路及其检测方法 - Google Patents
数字式漏电流检测电路及其检测方法 Download PDFInfo
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- CN101923134B CN101923134B CN 201010129424 CN201010129424A CN101923134B CN 101923134 B CN101923134 B CN 101923134B CN 201010129424 CN201010129424 CN 201010129424 CN 201010129424 A CN201010129424 A CN 201010129424A CN 101923134 B CN101923134 B CN 101923134B
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- 238000001514 detection method Methods 0.000 title claims abstract description 95
- 230000005284 excitation Effects 0.000 claims abstract description 16
- 238000005070 sampling Methods 0.000 claims abstract description 12
- 238000005259 measurement Methods 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 14
- 229920006395 saturated elastomer Polymers 0.000 claims description 14
- 238000007493 shaping process Methods 0.000 claims description 4
- 238000013341 scale-up Methods 0.000 claims description 3
- 238000000819 phase cycle Methods 0.000 claims 1
- 125000004122 cyclic group Chemical group 0.000 abstract 1
- 230000004907 flux Effects 0.000 description 12
- 230000005389 magnetism Effects 0.000 description 12
- 238000012360 testing method Methods 0.000 description 7
- 238000004804 winding Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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CN 201010129424 CN101923134B (zh) | 2010-03-22 | 2010-03-22 | 数字式漏电流检测电路及其检测方法 |
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CN 201010129424 CN101923134B (zh) | 2010-03-22 | 2010-03-22 | 数字式漏电流检测电路及其检测方法 |
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CN101923134A CN101923134A (zh) | 2010-12-22 |
CN101923134B true CN101923134B (zh) | 2013-01-09 |
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Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104122430A (zh) * | 2013-04-26 | 2014-10-29 | 深圳奥特迅电力设备股份有限公司 | 一种非接触式微小直流电流检测装置 |
CN104155507A (zh) * | 2014-08-20 | 2014-11-19 | 上海正泰电源系统有限公司 | 一种漏电流检测电路及方法 |
CN106443120A (zh) * | 2016-10-10 | 2017-02-22 | 华北电力大学(保定) | 差分式的直流电流互感器控制方法和直流电流互感器 |
CN109752619A (zh) * | 2017-11-01 | 2019-05-14 | 晓星电力有限责任公司 | 漏电量检测装置 |
TWI640784B (zh) * | 2018-04-24 | 2018-11-11 | 新唐科技股份有限公司 | 電壓偵測電路 |
CN112345966B (zh) * | 2019-08-07 | 2023-02-03 | 青岛鼎信通讯股份有限公司 | 一种通过剩余电流互感器检测直流漏电的方法及其装置 |
CN110780250B (zh) * | 2019-09-30 | 2021-11-09 | 国创移动能源创新中心(江苏)有限公司 | 一种剩余电流检测的自动校准系统及方法 |
CN110609171B (zh) * | 2019-10-09 | 2022-06-07 | 青岛鼎信通讯股份有限公司 | 基于磁芯工作状态切换下的复杂剩余电流检测方法 |
CN112198456A (zh) * | 2020-10-16 | 2021-01-08 | 国网河北省电力有限公司雄安新区供电公司 | 一种基于磁通门自适应激励源的漏电流检测方法及电路 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2167380Y (zh) * | 1993-03-05 | 1994-06-01 | 陈江潮 | 偏磁式漏电流检测装置 |
EP0806674A2 (de) * | 1996-05-06 | 1997-11-12 | Vacuumschmelze GmbH | Stromkompensierter Stromsensor |
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2010
- 2010-03-22 CN CN 201010129424 patent/CN101923134B/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2167380Y (zh) * | 1993-03-05 | 1994-06-01 | 陈江潮 | 偏磁式漏电流检测装置 |
EP0806674A2 (de) * | 1996-05-06 | 1997-11-12 | Vacuumschmelze GmbH | Stromkompensierter Stromsensor |
Non-Patent Citations (1)
Title |
---|
王凌波等.船用交流供电系统电容漏电流自动测量补偿方法.《微计算机信息》.2003,第19卷(第8期), * |
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