CN2591741Y - 零磁通微电流传感器 - Google Patents
零磁通微电流传感器 Download PDFInfo
- Publication number
- CN2591741Y CN2591741Y CN 02245587 CN02245587U CN2591741Y CN 2591741 Y CN2591741 Y CN 2591741Y CN 02245587 CN02245587 CN 02245587 CN 02245587 U CN02245587 U CN 02245587U CN 2591741 Y CN2591741 Y CN 2591741Y
- Authority
- CN
- China
- Prior art keywords
- coil
- circuit
- magnetic core
- magnetic
- magnetic flux
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02245587 CN2591741Y (zh) | 2002-12-18 | 2002-12-18 | 零磁通微电流传感器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02245587 CN2591741Y (zh) | 2002-12-18 | 2002-12-18 | 零磁通微电流传感器 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2591741Y true CN2591741Y (zh) | 2003-12-10 |
Family
ID=33717140
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 02245587 Expired - Lifetime CN2591741Y (zh) | 2002-12-18 | 2002-12-18 | 零磁通微电流传感器 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2591741Y (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102682985A (zh) * | 2012-05-16 | 2012-09-19 | 深圳市深泰明科技有限公司 | 一种高压电子式电压互感器 |
CN104849532A (zh) * | 2015-06-09 | 2015-08-19 | 中国电力科学研究院 | 一种精密电流传感器 |
CN105606963A (zh) * | 2015-11-23 | 2016-05-25 | 国网上海市电力公司 | 一种用于测量电缆泄漏高频电流的测试电路 |
CN115389807A (zh) * | 2022-10-27 | 2022-11-25 | 国网江西省电力有限公司电力科学研究院 | 一种基于磁通门的变压器中性点直流电流传感器 |
-
2002
- 2002-12-18 CN CN 02245587 patent/CN2591741Y/zh not_active Expired - Lifetime
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102682985A (zh) * | 2012-05-16 | 2012-09-19 | 深圳市深泰明科技有限公司 | 一种高压电子式电压互感器 |
CN102682985B (zh) * | 2012-05-16 | 2015-04-22 | 深圳市深泰明科技有限公司 | 一种高压电子式电压互感器 |
CN104849532A (zh) * | 2015-06-09 | 2015-08-19 | 中国电力科学研究院 | 一种精密电流传感器 |
CN104849532B (zh) * | 2015-06-09 | 2020-01-17 | 中国电力科学研究院 | 一种精密电流传感器 |
CN105606963A (zh) * | 2015-11-23 | 2016-05-25 | 国网上海市电力公司 | 一种用于测量电缆泄漏高频电流的测试电路 |
CN115389807A (zh) * | 2022-10-27 | 2022-11-25 | 国网江西省电力有限公司电力科学研究院 | 一种基于磁通门的变压器中性点直流电流传感器 |
CN115389807B (zh) * | 2022-10-27 | 2023-03-24 | 国网江西省电力有限公司电力科学研究院 | 一种基于磁通门的变压器中性点直流电流传感器 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1219302C (zh) | 零磁通微电流传感器 | |
US8901919B2 (en) | Compact, two stage, zero flux electronically compensated current or voltage transducer employing dual magnetic cores having substantially dissimilar magnetic characteristics | |
Oguey | Sensitive flux measurement of thin magnetic films | |
CA2333616A1 (en) | Ac current sensor having high accuracy and large bandwidth | |
CN105575639B (zh) | 一种宽频电流互感器 | |
CN100501415C (zh) | 一种高抗干扰的交流电流/磁场传感器 | |
CN106526287A (zh) | 一种用于泄漏电流检测的零磁通微电流传感器 | |
CN112665500A (zh) | 一种磁悬浮电机转子位移监测传感器 | |
CN2591741Y (zh) | 零磁通微电流传感器 | |
Hrabluik | Optical current sensors eliminate CT saturation | |
CN106405469A (zh) | 一种可自校准的多变比磁势比较型互感器校验系统 | |
CN112034229A (zh) | 一种全光纤电压互感器 | |
CN205826736U (zh) | 一种高精度单匝穿心式电流在线测试系统 | |
JPS581373B2 (ja) | ジキダンセイヘンカンキナイノホセイソウチ | |
CN101033983B (zh) | 一种高抗干扰的新型交流电流/磁场传感器 | |
CN103943340A (zh) | 具有单向通量补偿的电力变压器 | |
CN114019218A (zh) | 一种双通道零磁通电流传感器 | |
EP3671876B1 (en) | Method and inductive device | |
Tsukamoto et al. | Origins of errors in AC transport current loss measurements of HTS tapes and methods to suppress errors | |
JPH03221886A (ja) | 鉄損の測定方法 | |
CN207081807U (zh) | 一种消除12脉动干扰的装置 | |
WO2007021347A1 (en) | Current sensor with magnetic toroid dual frequency detection scheme | |
CN200986573Y (zh) | 一种高抗干扰的交流电流/磁场传感器 | |
CN218384795U (zh) | 一种有源误差补偿的电流互感器 | |
JPH04204319A (ja) | 検出コイルの出力信号処理装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Nanjing Guodian Nanjing Grid Automation Co., Ltd. Assignor: Nanjing Automation Co., Ltd., China Electronics Corp. Contract record no.: 2012320000943 Denomination of utility model: Compensation method of current sensor and zero-flux microcurrent sensor Granted publication date: 20031210 License type: Common License Record date: 20120911 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
C17 | Cessation of patent right | ||
CX01 | Expiry of patent term |
Expiration termination date: 20121218 Granted publication date: 20031210 |