| 220 kV CVT不拆高压引线测量介损及电容量的试验方法 |
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| 引用本文： | 孙恒峰,张扬,孙正华,季楠,耿勇德. 220 kV CVT不拆高压引线测量介损及电容量的试验方法[J]. 江苏电机工程, 2008, 27(5) |
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| 作者姓名： | 孙恒峰 张扬 孙正华 季楠 耿勇德 |
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| 作者单位： | 盐城供电公司,江苏,盐城,224000;盐城供电公司,江苏,盐城,224000;盐城供电公司,江苏,盐城,224000;盐城供电公司,江苏,盐城,224000;盐城供电公司,江苏,盐城,224000 |
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| 摘 要： | 根据220kV电容式电压互感器(CVT)的结构特点,介绍了不拆高压引线测量其高压耦合电容器第一节电容及其他两节电容的介损及电容量的方法,提出了试验数据的处理方法,分析了测量原理及其误差,并与拆引线的试验数据进行了对比,证明该试验方法和数据处理方法是简易可行的。
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| 关 键 词： | CVT 不拆引线 介损 电容量 |
Test Method of Measuring Dielectric Loss and Capacitance on 220 kV CVT Without Disconnecting Power Lead |
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| SUN Heng-feng,ZHANG Yang,SUN Zheng-hua,JI Nan,GENG Yong-de. Test Method of Measuring Dielectric Loss and Capacitance on 220 kV CVT Without Disconnecting Power Lead[J]. Jiangsu Electrical Engineering, 2008, 27(5) |
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| Authors: | SUN Heng-feng ZHANG Yang SUN Zheng-hua JI Nan GENG Yong-de |
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| Affiliation: | SUN Heng-feng; ZHANG Yang; SUN Zheng-hua; JI Nan; GENG Yong-de(Yancheng Power Supply Company; Yancheng 224000; China); |
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| Abstract: | According to the structure of 220 kV CVT,this paper presents a method for measuring dielectric loss and capacitance of the top part and the other part without disconnecting power lead,proposes a data-processing method,and analyses the testing principle and error.The feasibility and simpleness of the testing and data-processing methods proposed are verified by comparing with disconnecting power lead. |
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| Keywords: | CVT |
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