文章來源(yuan):國(guo)家電網公司(si) 發布時(shi)間:2018-08-11
8月(yue)10日22時30分,隨(sui)著(zhu)調度人員(yuan)一(yi)聲令(ling)下,開關合閘,110千伏九(jiu)寨溝(gou)(gou)變電(dian)(dian)站恢(hui)復(fu)送電(dian)(dian),這標志(zhi)著(zhu)九(jiu)寨溝(gou)(gou)地震中受損(sun)的(de)國家電(dian)(dian)網公司所屬線路和變電(dian)(dian)站全部(bu)恢(hui)復(fu)送電(dian)(dian)。
2017年8月8日晚,九(jiu)(jiu)寨溝(gou)發生(sheng)7.0級地震,造(zao)成阿壩電(dian)(dian)網110千伏(fu)川九(jiu)(jiu)線停運(yun),九(jiu)(jiu)寨溝(gou)變電(dian)(dian)站主變壓器報廢,站內80%開(kai)關刀閘斷裂(lie)損毀,同(tong)時35千伏(fu)南(nan)黃線停運(yun)。黃龍景(jing)區(qu)及周邊(bian)1900余戶居民客(ke)戶停電(dian)(dian),九(jiu)(jiu)寨溝(gou)景(jing)區(qu)和縣城失去主要供電(dian)(dian)電(dian)(dian)源。
8月8日晚,國(guo)家電網搶(qiang)修(xiu)人員第一(yi)時間挺進震區
110千(qian)伏九(jiu)寨(zhai)溝變(bian)(bian)(bian)(bian)電站(zhan)(zhan)位(wei)于九(jiu)寨(zhai)溝縣(xian)漳(zhang)扎鎮甘海子村,地(di)處(chu)地(di)震核心區。由(you)于受(shou)損嚴重,110千(qian)伏主(zhu)變(bian)(bian)(bian)(bian)短時間內難以修復(fu),必(bi)須采用(yong)臨時變(bian)(bian)(bian)(bian)壓器,代替原有(you)主(zhu)變(bian)(bian)(bian)(bian)。經(jing)過(guo)對幾個(ge)方案(an)的(de)反復(fu)權(quan)衡,指揮部(bu)很快確(que)定了恢(hui)復(fu)供(gong)(gong)電的(de)方案(an):從(cong)松潘35千(qian)伏城南變(bian)(bian)(bian)(bian)電站(zhan)(zhan)緊急調撥一臺35千(qian)伏主(zhu)變(bian)(bian)(bian)(bian),替代九(jiu)寨(zhai)溝變(bian)(bian)(bian)(bian)電站(zhan)(zhan)原有(you)110千(qian)伏主(zhu)變(bian)(bian)(bian)(bian)的(de)功能;110千(qian)伏川九(jiu)線(xian)改為(wei)(wei)降壓運行,由(you)松潘縣(xian)110千(qian)伏川主(zhu)寺變(bian)(bian)(bian)(bian)電站(zhan)(zhan)送電到九(jiu)寨(zhai)溝變(bian)(bian)(bian)(bian)電站(zhan)(zhan),再通(tong)過(guo)修復(fu)后的(de)九(jiu)火線(xian),為(wei)(wei)受(shou)災地(di)區供(gong)(gong)電。
搶修人員徒步經(jing)過滑(hua)坡體(ti)(ti),處理倒伏(fu)樹木,清除線路障礙
8月(yue)10日(ri)是恢復送電(dian)(dian)的(de)關鍵一(yi)天(tian)。當天(tian)清晨(chen),經過(guo)一(yi)天(tian)的(de)道(dao)路(lu)搶通,110千伏(fu)九(jiu)(jiu)寨溝變電(dian)(dian)站備(bei)用(yong)主變幾經周折(zhe)運送到(dao)了九(jiu)(jiu)寨溝變電(dian)(dian)站。恢復送電(dian)(dian)的(de)條(tiao)件具備(bei)了!
開辟山路小道,人工運送設備
坐(zuo)鎮110千伏九(jiu)寨溝變電(dian)(dian)站(zhan)指揮抗震(zhen)救災工作的國網四川電(dian)(dian)力董事長石玉東下了(le)“死命令”:變壓器已經運(yun)達,不能因人為因素耽(dan)擱送(song)電(dian)(dian),務必于(yu)當(dang)天完(wan)成九(jiu)寨溝變電(dian)(dian)站(zhan)臨時(shi)變壓器吊裝(zhuang)(zhuang)和安裝(zhuang)(zhuang)調試,并(bing)恢復(fu)送(song)電(dian)(dian)!務必于(yu)當(dang)天搶通35千伏南黃線,恢復(fu)向黃龍(long)景區及附近居民客戶(hu)送(song)電(dian)(dian)!
搶(qiang)修(xiu)人員在(zai)受損的變電站忙碌著
余震(zhen)仍在繼續,四面山(shan)體上(shang)不斷傳來石塊垮落的(de)噼啪(pa)聲(sheng),山(shan)體垮塌形成的(de)煙(yan)塵久(jiu)久(jiu)不散。110千伏九寨(zhai)溝變電站內,國(guo)家(jia)電網應(ying)急救(jiu)援(yuan)隊員正在忙碌地(di)吊裝臨(lin)時主變壓器……“起吊!向左!”盡(jin)管余震(zhen)不斷,阿壩(ba)供(gong)電公司和馳援(yuan)的(de)綿陽供(gong)電公司搶修人員,仍緊張有序地(di)開始了主變吊裝工(gong)作(zuo)。
臨(lin)時主(zhu)變吊裝就位后,試驗人員開始對35千(qian)伏主(zhu)變壓(ya)器進行(xing)各項高(gao)壓(ya)試驗,接(jie)入35千(qian)伏、10千(qian)伏高(gao)壓(ya)室……隨著現場總指(zhi)揮(hui)任(ren)務(wu)表上畫(hua)勾(gou)的項目越來(lai)(lai)越多,最終送電的目標越來(lai)(lai)越近(jin)。
17時(shi)(shi)45分,35千(qian)(qian)伏(fu)南黃線355開關(guan)合閘!18時(shi)(shi)15分,35千(qian)(qian)伏(fu)黃龍(long)變電(dian)站三條10千(qian)(qian)伏(fu)出線全(quan)部恢復送電(dian),黃龍(long)景區及(ji)1900余戶(hu)居民(min)全(quan)部恢復用電(dian)!
8月10日(ri)晚,110千伏(fu)九寨(zhai)溝變電站進入搶(qiang)修攻(gong)堅戰階段
時間(jian)(jian)一(yi)分(fen)一(yi)秒向前推進,受損(sun)線路(lu)、設備(bei)只剩下九(jiu)寨溝變(bian)(bian)電站(zhan)的(de)主(zhu)變(bian)(bian)尚未送電。夜幕降臨,山間(jian)(jian)的(de)氣溫(wen)降至5攝氏度(du)左右,110千(qian)伏(fu)九(jiu)寨溝變(bian)(bian)電站(zhan)內一(yi)片忙碌,拆除(chu)受損(sun)間(jian)(jian)隔、開(kai)展耐壓試驗、安裝新變(bian)(bian)壓器……100余名搶修人(ren)員分(fen)工明確,干勁十足,全力投入主(zhu)變(bian)(bian)恢(hui)復送電工作中。
為(wei)(wei)服務區(qu)接線供電(dian),為(wei)(wei)災區(qu)群眾提供可靠電(dian)源
110千伏九寨(zhai)溝變(bian)電(dian)站恢復送電(dian),國家(jia)電(dian)網(wang)受(shou)災(zai)線路(lu)和變(bian)電(dian)站搶修(xiu)復電(dian)工作取(qu)得決定性勝利。下一(yi)(yi)步,國網(wang)四川電(dian)力將根據(ju)救災(zai)指揮部的統一(yi)(yi)安(an)排,全力支(zhi)援地(di)方供電(dian)企業受(shou)災(zai)電(dian)力設施的搶修(xiu),為(wei)受(shou)災(zai)地(di)區居民集中安(an)置點架設供電(dian)線路(lu)。