CN111044963A - 采用同轴分流器的高频电流传感器校准方法及装置 - Google Patents
采用同轴分流器的高频电流传感器校准方法及装置 Download PDFInfo
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- CN111044963A CN111044963A CN201911403040.XA CN201911403040A CN111044963A CN 111044963 A CN111044963 A CN 111044963A CN 201911403040 A CN201911403040 A CN 201911403040A CN 111044963 A CN111044963 A CN 111044963A
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- current sensor
- frequency current
- coaxial shunt
- shunt
- voltage isolation
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- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000002955 isolation Methods 0.000 claims abstract description 72
- 238000005259 measurement Methods 0.000 claims abstract description 19
- 239000003990 capacitor Substances 0.000 claims description 12
- 238000012795 verification Methods 0.000 claims description 6
- 239000013307 optical fiber Substances 0.000 claims description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/005—Calibrating; Standards or reference devices, e.g. voltage or resistance standards, "golden" references
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111856371A (zh) * | 2020-06-30 | 2020-10-30 | 长沙天恒测控技术有限公司 | 一种高频正交90度相位标准的实现装置 |
CN116868079A (zh) * | 2022-11-10 | 2023-10-10 | 长沙天恒测控技术有限公司 | 零相位校准方法、计算机设备和存储介质 |
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CN106556725A (zh) * | 2016-11-01 | 2017-04-05 | 西北核技术研究所 | 用于x箍缩负载电流测量的同轴式分流器 |
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US20180261999A1 (en) * | 2017-03-10 | 2018-09-13 | Nxp Usa, Inc. | Apparatus and method for detecting disconnection in secondary side of current transformer |
-
2019
- 2019-12-31 CN CN201911403040.XA patent/CN111044963B/zh active Active
Patent Citations (13)
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RU2248003C2 (ru) * | 2003-05-05 | 2005-03-10 | Пензенский государственный университет | Устройство для поверки измерительных трансформаторов тока |
US20080215278A1 (en) * | 2006-07-14 | 2008-09-04 | Square D Company | Method and system of calibrating sensing components in a circuit breaker system |
CN101135723A (zh) * | 2007-07-26 | 2008-03-05 | 北京航空航天大学 | 通用电力互感器校验装置 |
CN101231311A (zh) * | 2008-02-26 | 2008-07-30 | 徐伟专 | 宽频高压智能电阻式电流传感器 |
CN102385013A (zh) * | 2011-10-21 | 2012-03-21 | 国网电力科学研究院 | 电子式电流互感器谐波特性检测方法及其检测装置 |
CN202486226U (zh) * | 2011-12-28 | 2012-10-10 | 国网电力科学研究院 | 互感器暂态特性检测用溯源信号的参数估计装置 |
CN103543428A (zh) * | 2012-07-13 | 2014-01-29 | 天门市电工仪器仪表研究所 | 微型电流互感器比率误差自校准系统 |
CN103018704A (zh) * | 2012-11-30 | 2013-04-03 | 广州市格宁电气有限公司 | 一种仪用电压互感器的校正方法 |
CN103777170A (zh) * | 2014-01-09 | 2014-05-07 | 广西电网公司电力科学研究院 | 一种电流互感器计量模拟检定系统 |
CN106556725A (zh) * | 2016-11-01 | 2017-04-05 | 西北核技术研究所 | 用于x箍缩负载电流测量的同轴式分流器 |
CN206292382U (zh) * | 2016-12-02 | 2017-06-30 | 广东电网有限责任公司汕头供电局 | 一种电阻测试仪校准装置 |
CN206411250U (zh) * | 2016-12-14 | 2017-08-15 | 武汉科技大学 | 一种直流电子式电流互感器数字化实时校验装置 |
US20180261999A1 (en) * | 2017-03-10 | 2018-09-13 | Nxp Usa, Inc. | Apparatus and method for detecting disconnection in secondary side of current transformer |
Non-Patent Citations (3)
Title |
---|
R. LAPUH ET.AL: "Current transformer calibration using synchronous sampling", 《CONFERENCE DIGEST CONFERENCE ON PRECISION ELECTROMAGNETIC MEASUREMENTS》 * |
周力任: "电子式互感器误差校准的研究", 《电测与仪表》 * |
肖涛: "直流电能纹波影响试验装置校准", 《自动化仪表》 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111856371A (zh) * | 2020-06-30 | 2020-10-30 | 长沙天恒测控技术有限公司 | 一种高频正交90度相位标准的实现装置 |
CN116868079A (zh) * | 2022-11-10 | 2023-10-10 | 长沙天恒测控技术有限公司 | 零相位校准方法、计算机设备和存储介质 |
CN116868079B (zh) * | 2022-11-10 | 2024-02-27 | 长沙天恒测控技术有限公司 | 零相位校准方法、计算机设备和存储介质 |
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Denomination of invention: Calibration Method and Device for High Frequency Current Sensors Using Coaxial Diverters Effective date of registration: 20230324 Granted publication date: 20211221 Pledgee: Agricultural Bank of China Limited Changsha County Branch Pledgor: CHANGSHA TUNKIA MEASUREMENT AND CONTROL TECHNOLOGY CO.,LTD. Registration number: Y2023980036180 |
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Granted publication date: 20211221 Pledgee: Agricultural Bank of China Limited Changsha County Branch Pledgor: CHANGSHA TUNKIA MEASUREMENT AND CONTROL TECHNOLOGY CO.,LTD. Registration number: Y2023980036180 |
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Denomination of invention: Calibration method and device for high-frequency current sensors using coaxial splitters Granted publication date: 20211221 Pledgee: Agricultural Bank of China Limited Changsha County Branch Pledgor: CHANGSHA TUNKIA MEASUREMENT AND CONTROL TECHNOLOGY CO.,LTD. Registration number: Y2024980011854 |
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