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北碚供電:實施旁路帶電作業消缺陷保供電

2016-03-28 18:23:32??????點擊:

11月20日,國(guo)網重慶北碚供(gong)電公(gong)司(si)在不停電的(de)前提下(xia),成功實(shi)施(shi)旁路(lu)帶電作(zuo)業,消(xiao)除一起供(gong)電電纜的(de)緊急安(an)全缺陷,確保了電網線路(lu)的(de)安(an)全運行和當地用戶的(de)可靠供(gong)電。

  據了解,旁(pang)(pang)路帶電作業(ye)是利用柔性電纜與移動(dong)式旁(pang)(pang)路作業(ye)車連接電源側(ce)與用戶側(ce),形成旁(pang)(pang)路,以此(ci)替代原有正(zheng)常(chang)供(gong)電的(de)電纜,并(bing)在完成相應設備檢修后,拆除旁(pang)(pang)路電纜,恢復正(zheng)常(chang)運(yun)行方式的(de)不停電作業(ye)法。該(gai)方法的(de)運(yun)用對于提高電網供(gong)電可靠性、實現社(she)會經(jing)濟效益具有重大意義。

  當(dang)天的旁路帶電(dian)作業主要是對(dui)北碚(bei)主城區內(nei)的一臺(tai)環網柜和(he)一臺(tai)專用變壓器之(zhi)間的供電(dian)電(dian)纜進行故障排(pai)查。該公司共(gong)派出應急旁路配變車、應急旁路布纜車和(he)帶電(dian)作業車各(ge)一臺(tai),以及20余(yu)人的專業檢修隊伍。

  工作中,該公(gong)司檢修人(ren)(ren)員(yuan)分(fen)成兩組。一(yi)組負責施(shi)放(fang)專用電(dian)(dian)(dian)(dian)(dian)纜(lan),將(jiang)應急旁(pang)路(lu)(lu)配(pei)變車(che)(che)和環網柜之間用電(dian)(dian)(dian)(dian)(dian)纜(lan)進(jin)行連(lian)接(jie),再把旁(pang)路(lu)(lu)配(pei)變車(che)(che)的出線電(dian)(dian)(dian)(dian)(dian)纜(lan)施(shi)放(fang)到用戶專用變壓(ya)器(qi)下(xia)。另一(yi)組人(ren)(ren)員(yuan)身(shen)著帶電(dian)(dian)(dian)(dian)(dian)作業服,登上(shang)帶電(dian)(dian)(dian)(dian)(dian)作業車(che)(che),將(jiang)專用電(dian)(dian)(dian)(dian)(dian)纜(lan)與用戶變壓(ya)器(qi)的高壓(ya)引線進(jin)行連(lian)接(jie)。形成旁(pang)路(lu)(lu)帶電(dian)(dian)(dian)(dian)(dian)后,該公(gong)司檢修人(ren)(ren)員(yuan)做(zuo)好各項安全措施(shi),對隔離出來的故(gu)障電(dian)(dian)(dian)(dian)(dian)纜(lan)進(jin)行了絕(jue)緣檢測,更換(huan)了受(shou)損的電(dian)(dian)(dian)(dian)(dian)纜(lan)頭。整個(ge)工作于當(dang)日12時順(shun)利(li)完成,恢復正常供電(dian)(dian)(dian)(dian)(dian)。

  據該公司運維檢修部配電(dian)(dian)專業(ye)(ye)人(ren)員介(jie)紹,這種旁路帶(dai)電(dian)(dian)作業(ye)(ye)除了可(ke)以在不(bu)停電(dian)(dian)的情況(kuang)下進行電(dian)(dian)纜(lan)更(geng)換外,還能(neng)開(kai)展變壓器更(geng)換、事故(gu)應急處理等相關工作。用戶的停電(dian)(dian)次數(shu)將得(de)到(dao)明顯降低,整(zheng)個配電(dian)(dian)網的供電(dian)(dian)可(ke)靠率也將得(de)到(dao)顯著提升。