灭弧均压招弧角绝缘配合与灭弧时间特性分析

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1、RESEARCHonINSULATIoNCooRDINATIoNandTIMECHARACTEIUSTICofARCINGHORNABSTRACTTheaimofthispaperistodesignakindoflightning-proofgap，whichcanbefixedatthetwosideofinsulatorchain．Whenlightningstrokehappenedintransmissionline，thegapcouldleadthelightningcurrenttoea

2、rththereforetheinsulationchainwasnodestroyedbyflashover．Workingwiththejetstreaminterruptergaplightingprotectiondevice，itcanmaintaintheoperationoftransmissionline．Themaincontentofthepaperincludes：basedontheactualmethodofinsulationcoordination，todesignasou

3、ndarcdistanceforthegapusingtheknowledgeofmathematicalstatistics．Theexperimentresultsindicatethatthegapcandischargebeforetheinsulatorchainwhenlightningstrokehappened，thereforetheinsulatorchainbeprotectedeffectively；Finally,thearcinghornblowingoutACarcmode

4、lisanalyzed，andthearcingtimecontrasingwiththeresponsetimewereanalyzed，theresultsshowthatthedesignofthisprojectcanblowoutACarcafterthelightningflashoveroccurredintheprotectiveactionsbeforethetrip．outoftransmissionline，lowerratesoflightningthetrip—out，ther

5、eforethedeviceca．nbeappliedtotheactualtransmjssjon1ine．KEYWORDS：arcinghorn；lightningstrokeflashover；Faultcurrentinterrupting；transmissionlineII目录摘要⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯IABSTRAC，II⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯II第一章绪论⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．11．1研究均压招弧角的意义⋯⋯⋯⋯．．⋯⋯⋯⋯⋯

6、⋯⋯⋯⋯⋯⋯．11．1．1常用防雷措施分析⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯11．1．2常规防雷方法与招弧角的比较⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．41．1．3灭弧招弧角的优点⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯41．2防雷招弧角的研究进展⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯．．51．3本文主要工作⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．61．4小结⋯⋯⋯．⋯．．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．7第二章招弧角的设计原则⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．82．1招弧角和绝缘瓷瓶串的配合⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．8

7、2．1．1绝缘配合简述⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．⋯⋯⋯⋯．．82．1．2绝缘设计方法简述⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯82．2绝缘子沿面放电和电压分布⋯⋯⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯112．2．1沿面放电的一般过程⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯112．2．2悬式绝缘子的电压分布⋯⋯⋯．⋯⋯⋯．⋯⋯⋯⋯．⋯⋯⋯．122．2．3绝缘子和间隙的充电时间⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯．．⋯．．142．3绝缘子的绝缘电阻及耐压试验⋯⋯⋯⋯⋯⋯⋯⋯．．⋯⋯⋯⋯⋯142．3．1绝缘子绝缘电阻的测量⋯⋯⋯⋯⋯⋯⋯．．⋯⋯⋯

8、．⋯⋯⋯．152．3．2绝缘子工频交流耐压试验⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯．172．3．3运行中的钢化玻璃绝缘子自爆后的测试⋯⋯⋯⋯⋯⋯⋯⋯⋯．．182．3．4运行中复合绝缘子的测试⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．182．4招弧角和绝缘瓷瓶的绝缘配合方法⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．192．5招弧角型式的设计原则⋯⋯⋯⋯．．⋯⋯⋯⋯⋯⋯⋯．．⋯⋯⋯．212．6小结．⋯⋯．．．．．．⋯⋯⋯⋯⋯．．．⋯⋯⋯．⋯⋯⋯⋯⋯．．⋯．．22第三章35KV线路