CN114814706A - 一种互感器在线自校准的测试装置和方法 - Google Patents
一种互感器在线自校准的测试装置和方法 Download PDFInfo
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- CN114814706A CN114814706A CN202210717540.6A CN202210717540A CN114814706A CN 114814706 A CN114814706 A CN 114814706A CN 202210717540 A CN202210717540 A CN 202210717540A CN 114814706 A CN114814706 A CN 114814706A
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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
- G01R35/02—Testing or calibrating of apparatus covered by the other groups of this subclass of auxiliary devices, e.g. of instrument transformers according to prescribed transformation ratio, phase angle, or wattage rating
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115407255A (zh) * | 2022-11-03 | 2022-11-29 | 云南电网有限责任公司 | 一种电流互感器误差在线监测装置及方法 |
CN118131111A (zh) * | 2024-05-06 | 2024-06-04 | 云南电网有限责任公司 | 一种互感器误差特性的在线监测装置、方法、终端及存储介质 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB424810A (en) * | 1933-07-29 | 1935-02-28 | Walter Hohle | Method of testing current transformers |
US20110148431A1 (en) * | 2009-12-18 | 2011-06-23 | Kouji Satou | Property monitoring apparatus for current transformer or electric transformer |
CN103630724A (zh) * | 2013-06-26 | 2014-03-12 | 浙江天际互感器有限公司 | 基于带间隙铁芯线圈的自校准谐波电流互感器 |
CN112748277A (zh) * | 2021-01-20 | 2021-05-04 | 广东电网有限责任公司 | 一种电表箱带电检测装置 |
CN112858991A (zh) * | 2021-04-23 | 2021-05-28 | 武汉磐电科技股份有限公司 | 一种低压电流互感器不停电检定系统及方法 |
US20210166869A1 (en) * | 2019-12-02 | 2021-06-03 | Panoramic Power Ltd. | Self calibration by signal injection |
CN113820645A (zh) * | 2021-09-16 | 2021-12-21 | 国网四川省电力公司营销服务中心 | 一种通用型互感器校验设备及互感器校验方法 |
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- 2022-06-23 CN CN202210717540.6A patent/CN114814706B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB424810A (en) * | 1933-07-29 | 1935-02-28 | Walter Hohle | Method of testing current transformers |
US20110148431A1 (en) * | 2009-12-18 | 2011-06-23 | Kouji Satou | Property monitoring apparatus for current transformer or electric transformer |
CN103630724A (zh) * | 2013-06-26 | 2014-03-12 | 浙江天际互感器有限公司 | 基于带间隙铁芯线圈的自校准谐波电流互感器 |
US20210166869A1 (en) * | 2019-12-02 | 2021-06-03 | Panoramic Power Ltd. | Self calibration by signal injection |
CN112748277A (zh) * | 2021-01-20 | 2021-05-04 | 广东电网有限责任公司 | 一种电表箱带电检测装置 |
CN112858991A (zh) * | 2021-04-23 | 2021-05-28 | 武汉磐电科技股份有限公司 | 一种低压电流互感器不停电检定系统及方法 |
CN113820645A (zh) * | 2021-09-16 | 2021-12-21 | 国网四川省电力公司营销服务中心 | 一种通用型互感器校验设备及互感器校验方法 |
Non-Patent Citations (1)
Title |
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陈家斌编: "《配电计量》", 30 April 2006 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115407255A (zh) * | 2022-11-03 | 2022-11-29 | 云南电网有限责任公司 | 一种电流互感器误差在线监测装置及方法 |
CN118131111A (zh) * | 2024-05-06 | 2024-06-04 | 云南电网有限责任公司 | 一种互感器误差特性的在线监测装置、方法、终端及存储介质 |
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Inventor after: Wu Zhiwu Inventor after: Jia Fangyan Inventor after: Zhan Wen Inventor after: Chen Xiuli Inventor after: Huang Tianfu Inventor after: Wang Chunguang Inventor after: Sun Jun Inventor after: Lin Tongyao Inventor after: Ruan Yujin Inventor after: Su Zhisheng Inventor before: Wu Zhiwu Inventor before: Lin Tongyao Inventor before: Ruan Yujin Inventor before: Su Zhisheng Inventor before: Jia Fangyan Inventor before: Zhan Wen Inventor before: Zhou Feng Inventor before: Yin Xiaodong Inventor before: Chen Xiuli Inventor before: Huang Tianfu Inventor before: Wang Chunguang Inventor before: Nie Qi Inventor before: Sun Jun |
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Address after: No.9, Qinyuan Branch Road, Jin'an District, Fuzhou City, Fujian Province 350013 Patentee after: Marketing service center of State Grid Fujian Electric Power Co.,Ltd. Patentee after: WUHAN PANDIAN SCI-TECH CO.,LTD. Address before: 430100 jiukang Avenue, Caidian Economic Development Zone, Wuhan, Hubei Patentee before: WUHAN PANDIAN SCI-TECH CO.,LTD. Patentee before: Marketing service center of State Grid Fujian Electric Power Co.,Ltd. |