本書以培養(yǎng)供電企業(yè)配網(wǎng)一線班組人員職業(yè)技能為出發(fā)點(diǎn),以現(xiàn)場運(yùn)維為核心,結(jié)合案例分析,編寫成手冊或工具書教材,指導(dǎo)現(xiàn)場人員針對不同配電網(wǎng)故障類型選取有效的定位技術(shù)手段,提升配電網(wǎng)故障研判、處理效率。
為積極服務(wù)配電網(wǎng)精益化運(yùn)維管理對人才的需求,提升配電網(wǎng)運(yùn)維管理水平,培養(yǎng)一批高技術(shù)配電網(wǎng)運(yùn)維一線人才,全國輸配電技術(shù)協(xié)作網(wǎng)組織各省電力公司、華北電力設(shè)計院有限公司、高校等生產(chǎn)運(yùn)維技術(shù)專家,基于理論分析,結(jié)合現(xiàn)場案例,歸納配電網(wǎng)故障定位各種技術(shù),編寫《配電網(wǎng)故障定位技術(shù)》一書,展示不同類型故障的研判、處理方法,為讀者提供可實際應(yīng)用的參考,指導(dǎo)配電網(wǎng)運(yùn)維人員工作的順利開展。《配電網(wǎng)故障定位技術(shù)》以培養(yǎng)供電企業(yè)配電網(wǎng)一線班組人員職業(yè)技能為出發(fā)點(diǎn),以現(xiàn)場運(yùn)維為核心,結(jié)合案例分析,編寫成工具書教材,指導(dǎo)現(xiàn)場人員針對不同配電網(wǎng)故障類型選取針對性的技術(shù)手段,提升配電網(wǎng)故障研判、處理效率。
《配電網(wǎng)故障定位技術(shù)》堅持系統(tǒng)、精煉、實用的原則,整體規(guī)劃及教材編寫切合配電網(wǎng)一線班組人員閱讀需求,描述配電網(wǎng)短路、單相接地、斷路等典型故障特征及危害,總結(jié)歸納國內(nèi)主流配電網(wǎng)故障定位先進(jìn)技術(shù)和方法,并結(jié)合實際應(yīng)用案例闡述不同定位技術(shù)的適用場合。在編寫過程中,廣泛征求各網(wǎng)省技術(shù)專家的建議,充分吸取設(shè)備廠商和高校在設(shè)備生產(chǎn)和運(yùn)行研究的先進(jìn)經(jīng)驗,共同完成編制。
本書分 5 章,第 1 章為概述,由國網(wǎng)福建省電力有限公司、清華大學(xué)編寫;第 2 章為配電網(wǎng)常見故障,由國網(wǎng)河北省電力有限公司電力科學(xué)研究院、國網(wǎng)北京市電力公司電力科學(xué)研究院編寫;第 3 章為配電網(wǎng)架空線路故障定位及處理,由國網(wǎng)湖南省電力有限公司電力科學(xué)研究院、國網(wǎng)湖北省電力有限公司電力科學(xué)研究院編寫,第 4 章為配電網(wǎng)電纜線路故障定位及處理,由國網(wǎng)北京市電力公司電力科學(xué)研究院、國網(wǎng)河北省電力有限公司電力科學(xué)研究院編寫;第 5 章為配電網(wǎng)故障定位技術(shù)應(yīng)用實例,由國網(wǎng)湖南省電力有限公司電力科學(xué)研究院、國網(wǎng)福建省電力有限公司、 國網(wǎng)河北省電力有限公司電力科學(xué)研究院、國網(wǎng)北京市電力公司電力科學(xué)研究院、國網(wǎng)安徽省電力有限公司黃山供電公司編寫。
由于編者自身的認(rèn)識水平有限,本教材難免有遺漏之處,懇請各位讀者賜教,幫助我們不斷更正并提高教材質(zhì)量水平。
編 者2018 年 7 月
前言
1
概述······················································································
1
1.1 配電系統(tǒng)組成
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1.2 配電自動化簡介 ··································································
5
2 配電網(wǎng)常見故障
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2.1 中壓配電網(wǎng)故障
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2.2 低壓配電網(wǎng)故障 ································································
23
小結(jié)······················································································
28
3 配電網(wǎng)架空線路故障定位及處理 ···································· 29
3.1 單相接地故障 ···································································
29
3.2 短路故障
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50
3.3 斷線故障
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62
小結(jié)······················································································
71
4 配電網(wǎng)電纜線路故障定位及處理 ···································· 73
4.1 單相接地故障
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4.2 相間短路故障 ···································································
93
4.3 斷路故障
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103
小結(jié)·····················································································
106
5 配電網(wǎng)故障定位技術(shù)應(yīng)用實例 ······································· 107
5.1 故障定位技術(shù)及方法 ·························································
107
5.2 故障定位實例
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128小結(jié)·····················································································
154
附錄 規(guī)劃供電區(qū)域劃分 ····················································· 155
參考文獻(xiàn)·················································································
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