| 1000 kV特高压变压器现场绕组变形测量与分析 |
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| 引用本文： | 沈煜. 1000 kV特高压变压器现场绕组变形测量与分析[J]. 高压电器, 2010, 46(6) |
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| 作者姓名： | 沈煜 |
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| 作者单位： | 湖北省电力试验研究院,湖北,武汉,430077 |
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| 摘 要： | 以国内首台1 000 kV特高压变压器现场绕组变形测量试验为例,介绍了采用频率响应法(FRA)和短路阻抗法(SCR)对特高压变压器绕组变形进行综合判断的情况,详细说明了2种方法的特点、现场试验技术和测量结果,有效提高了变压器绕组变形诊断的可靠性和准确性。
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| 关 键 词： | 特高压 变压器 绕组变形 频率响应法 短路阻抗法 |
On-site Deformation Measurement and Analysis of a 1000 kV Ultra High Voltage Power Transformer |
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| SHEN Yu. On-site Deformation Measurement and Analysis of a 1000 kV Ultra High Voltage Power Transformer[J]. High Voltage Apparatus, 2010, 46(6) |
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| Authors: | SHEN Yu |
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| Affiliation: | SHEN Yu(Hubei Power Test & Research Institute,Wuhan 430077,China) |
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| Abstract: | Taking the on-site winding deformation measurement of the first domestic 1 000 kV ultra high voltage transformer for example,the frequency response analysis(FRA)and the short circuit reactance(SCR)method are used to synthetically measure the winding deformation of the ultra high voltage transformer.The characteristics,on-site testing techniques and measurement results of both methods are analyzed.Consequently,the reliability and accuracy of transformer winding deformation diagnosis are effectively improved ... |
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| Keywords: | ultra high voltage power transformer winding deformation frequency response analysis short circuit reactance |
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