| 500kV变压器大修中发现的套管问题及其处理 |
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| 引用本文： | 李文征. 500kV变压器大修中发现的套管问题及其处理[J]. 电力设备, 2008, 9(7): 50-51 |
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| 作者姓名： | 李文征 |
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| 作者单位： | 天津电力公司修试中心,天津市,300171 |
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| 摘 要： | 对500kV变压器大修的修前、修中、修后试验,只有这些试验数据合格,才能保证变压器的检修质量的合格。文章记述了在方正500kV变电站2号变A相变压器大修过程中如何解决中性点套管末屏对地的介质损耗因数及电容量数据不合格问题的过程。
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| 关 键 词： | 变压器 套管末屏对地 介质损耗因数及电容量 交流耐压 |
The Problem of Bushing Discovered in 500 kV Transformer Overhaul and Their Treatment |
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| LI Wen-zheng. The Problem of Bushing Discovered in 500 kV Transformer Overhaul and Their Treatment[J]. Electrical Equipment, 2008, 9(7): 50-51 |
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| Authors: | LI Wen-zheng |
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| Affiliation: | LI Wen-zheng (Repair and Examination Center of Tianjin Electric Power Co.,Tianjin 300171,China) |
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| Abstract: | In order to guarantee the overhaul quality of 500 kV transformer,the test data should be qualified before,after and in the overhaul.This paper described the process for solving the problem of un-qualified data of dielectric loss factor and capacitance in end screen of neutral bushing to ground during the overhaul of phase A,No.2 transformer in 500 kV Faugzheng Substation. |
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| Keywords: | transformer end screen of bushing to ground dielectric loss factor and capacitance AC withstand voltage |
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