文(wen)章來源:國家電網公司(si) 發(fa)布時(shi)間:2016-06-30
6月18日,寧夏自治(zhi)區發改(gai)委牽頭組(zu)成驗收(shou)組(zu),一致通過2013-2014年寧夏農網改(gai)造升級工程整體驗收(shou)。
國網(wang)寧夏電(dian)力(li)投資10億元實(shi)施2013-2014年寧夏農網(wang)改造(zao)升級工程。截至5月(yue)底,該(gai)公司新建、改造(zao)35千(qian)(qian)伏(fu)(fu)變(bian)電(dian)站(zhan)11座(zuo)(zuo),增容5.04萬千(qian)(qian)伏(fu)(fu)安,其中9座(zuo)(zuo)變(bian)電(dian)站(zhan)實(shi)現雙(shuang)電(dian)源供(gong)電(dian),8座(zuo)(zuo)變(bian)電(dian)站(zhan)實(shi)現雙(shuang)主變(bian)供(gong)電(dian);新建及改造(zao)35千(qian)(qian)伏(fu)(fu)線(xian)路(lu)224.52千(qian)(qian)米、10千(qian)(qian)伏(fu)(fu)線(xian)路(lu)3073.06千(qian)(qian)米、低壓(ya)線(xian)路(lu)3397.54千(qian)(qian)米;接進戶線(xian)1358.54千(qian)(qian)米;新建及更換10千(qian)(qian)伏(fu)(fu)配電(dian)變(bian)壓(ya)器1893臺,戶表改造(zao)6.82萬戶。通過(guo)改造(zao)升級,寧夏農村電(dian)網(wang)網(wang)架結(jie)構(gou)和供(gong)電(dian)能力(li)得(de)到進一步增強(qiang),電(dian)網(wang)運(yun)行方式更加靈活,供(gong)電(dian)可靠性(xing)大(da)幅提升,為寧夏農村經濟提速和產業結(jie)構(gou)調整打下良好基礎。
在工(gong)程(cheng)(cheng)(cheng)實施(shi)過程(cheng)(cheng)(cheng)中,國網寧夏電力按照“五(wu)制(zhi)(zhi)”管理(li)和(he)工(gong)程(cheng)(cheng)(cheng)質量責任制(zhi)(zhi)要求(qiu),發揮(hui)“三集五(wu)大(da)”體系優勢,突出各層級責任落(luo)實,建(jian)立發展、建(jian)設、運檢、營銷、物資(zi)等多部門協同管控機制(zhi)(zhi),每周通報工(gong)程(cheng)(cheng)(cheng)進展、存在問題和(he)解決措施(shi),全(quan)面加大(da)工(gong)程(cheng)(cheng)(cheng)管控力度。該公司(si)結合自治(zhi)區空間發展戰略(lve)規劃和(he)美(mei)麗(li)鄉村建(jian)設,積極推廣農網新技術(shu)、新產品、新材料、新工(gong)藝,應用農網典(dian)型供電模式(shi),實施(shi)全(quan)網無功(gong)優化(hua)和(he)功(gong)率因(yin)數自動補償(chang)等,新建(jian)及改造的35千伏變電站主變全(quan)部為有(you)載調壓(ya)變壓(ya)器,配備無功(gong)補償(chang)裝置,并利用“四遙”功(gong)能實現遠程(cheng)(cheng)(cheng)有(you)載調壓(ya)和(he)無功(gong)補償(chang)裝置投切(qie)操作。
國(guo)網寧(ning)夏電(dian)力(li)堅(jian)持“改(gai)一(yi)(yi)條線(xian)成(cheng)(cheng)一(yi)(yi)條線(xian),改(gai)一(yi)(yi)個臺區(qu)成(cheng)(cheng)一(yi)(yi)個臺區(qu)”的建設(she)(she)原(yuan)則,同步改(gai)造升級(ji)饋(kui)線(xian)覆蓋(gai)區(qu)域(yu)的分支及臺區(qu)低壓線(xian)路。升級(ji)后的供電(dian)設(she)(she)施(shi)均(jun)達到(dao)或超(chao)過(guo)了(le)國(guo)家(jia)《農網改(gai)造升級(ji)工(gong)(gong)(gong)程技術原(yuan)則》標(biao)準,避免(mian)了(le)重復建設(she)(she)和重復停電(dian)。該公(gong)司加強(qiang)過(guo)程管控,全(quan)方位、全(quan)過(guo)程監理(li)工(gong)(gong)(gong)程實(shi)施(shi)情(qing)況,并對關鍵工(gong)(gong)(gong)序(xu)、部位、階(jie)段實(shi)施(shi)旁(pang)站(zhan)監理(li);每(mei)周通報所屬各單位工(gong)(gong)(gong)程投資完成(cheng)(cheng)率、項(xiang)目完工(gong)(gong)(gong)率、驗收率、結(jie)算率、決算率、審計率、資料歸(gui)檔率,確(que)保工(gong)(gong)(gong)程安全(quan)質量。
改造(zao)升(sheng)級(ji)后,寧夏農網(wang)年度故(gu)障(zhang)跳閘次數(shu)減少12%,農村(cun)用(yong)電(dian)量由24.32億千(qian)瓦(wa)時(shi)(shi)增加到32.24億千(qian)瓦(wa)時(shi)(shi),農網(wang)10千(qian)伏線損率下降了(le)2.64個百(bai)分(fen)點,低壓線損率下降了(le)2.78個百(bai)分(fen)點;供(gong)電(dian)可靠(kao)率提(ti)升(sheng)至99.937%,居(ju)民端電(dian)壓合格率提(ti)升(sheng)至97.831%。同(tong)時(shi)(shi),寧夏農村(cun)電(dian)網(wang)科(ke)技支撐(cheng)能力得到進一步提(ti)升(sheng),實(shi)現故(gu)障(zhang)快速定位,縮短(duan)故(gu)障(zhang)搶修時(shi)(shi)間,農村(cun)客(ke)戶(hu)由“一表(biao)一戶(hu)”向智能電(dian)表(biao)全覆蓋、全采集、全應用(yong)轉變。