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关注:1
2013-05-23 12:21
求翻译:摘要:局部放电是电气设备绝缘击穿的先兆。在某些情况下,局部放电现象能够存在数月甚至更长时间,当其累计损坏量足够大时,就会发展为击穿放电事故。 GIS设备也不例外,都会在发生故障之前出现局部放电现象。随着带电测试新技术的发展,近年来,特高频法(UHF)局部放电检测技术有效性得到一致的认可,各供电局因此争相推广应用,我局也在2009年开始自行开展该项工作。由于该技术涉及知识面广,至今仍然未被大部分人所掌握,在应用中难免出现误判断。本文通过介绍一起GIS局部放电缺陷的连续带电检测、诊断和处理的全过程,探讨应用特高频法局放检测技术诊断GIS局部放电缺陷的步骤、方法。是什么意思? 待解决
悬赏分:1
- 离问题结束还有
摘要:局部放电是电气设备绝缘击穿的先兆。在某些情况下,局部放电现象能够存在数月甚至更长时间,当其累计损坏量足够大时,就会发展为击穿放电事故。 GIS设备也不例外,都会在发生故障之前出现局部放电现象。随着带电测试新技术的发展,近年来,特高频法(UHF)局部放电检测技术有效性得到一致的认可,各供电局因此争相推广应用,我局也在2009年开始自行开展该项工作。由于该技术涉及知识面广,至今仍然未被大部分人所掌握,在应用中难免出现误判断。本文通过介绍一起GIS局部放电缺陷的连续带电检测、诊断和处理的全过程,探讨应用特高频法局放检测技术诊断GIS局部放电缺陷的步骤、方法。
问题补充: |
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2013-05-23 12:26:38
Summary: partial discharge in electrical equipment insulation breakdown is threatened. In some cases, partial discharge phenomena can exist for months or even longer, if the amount of the cumulative damage when large enough, there will be developed for discharge breakdown accident. GIS equipment is no exception, are in partial discharge phenomena appears before a failure occurs. With the development of live test new technologies in recent years by UHF (UHF) consistent recognition of the validity of partial discharge detection technology, the power so the competing application, in 2009 I also own the work. Due to the wide knowledge of the technology involved, still has not been by most people grasp, inevitable misjudged the break in the application. This article by introducing GIS partial discharge detection, diagnosis and treatment of defect of continuous charging process, discussion on the application of UHF method diagnosis of partial discharge in GIS partial discharge detection technology steps, methods of defects.
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