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500 kV江茂乙线OPGW断股故障分析及处理

TELECOMMUNICATIONS FOR ELECTRIC POWER SYSTEM(2005)

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Abstract
500 kV江茂乙线光纤复合架空地线自投入运行后出现了频繁的断股故障,给电网安全运行带来了很大影响.文章介绍了对该OPGW断股故障原因的分析和处理过程,从该OPGW运行情况介绍、断股原因的初步判断、召开OPGW技术及应用研讨会邀请专家讨论到收集OPGW样品进行检验分析和耐雷击性能试验分析等,最后得出雷击是造成该OPGW断股主要原因的结论,并根据此结论对该OPGW进行了更换处理.同时,文章还结合工作实际对OPGW的设计建设和运行维护管理提出了看法和建议.
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jiangmao ii circuit,opgw,line-broken
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