據中(zhong)國電(dian)建(jian)集團西北院工(gong)(gong)程建(jian)設公司消息,新年甫過,國能青豫(yu)直流二(er)期(qi)10萬(wan)千瓦項目部積極(ji)籌備、穩扎穩打,吹響節后復工(gong)(gong)復產(chan)奮斗(dou)號角,以飽(bao)滿的(de)精神(shen)狀態投入到(dao)復工(gong)(gong)復產(chan)工(gong)(gong)作,開足馬力(li)奪取(qu)“開門紅”。
2月16日,本項目(mu)汽輪發電機(ji)組發電機(ji)轉子順利回(hui)穿至發電機(ji)膛(tang)內(nei),項目(mu)完成又一重要節(jie)點(dian)。
為確保回穿(chuan)轉子工(gong)作(zuo)安全(quan)有(you)序進行(xing),項目部(bu)管理人員(yuan)精心策劃,落實現場督(du)戰。首先,組織工(gong)作(zuo)人員(yuan)進行(xing)技(ji)術及安全(quan)交底,明(ming)確人員(yuan)分工(gong)和工(gong)作(zuo)責任;其次(ci),對起吊(diao)設施、專用工(gong)具進行(xing)認真檢查,對發(fa)電(dian)機定(ding)子、轉子進行(xing)全(quan)方位仔細檢查和細致的清理工(gong)作(zuo),防(fang)止(zhi)有(you)雜物遺留(liu)和灰塵污染。
隨著發(fa)電(dian)(dian)機穿轉(zhuan)(zhuan)子(zi)(zi)起重(zhong)指揮發(fa)出的指令(ling),發(fa)電(dian)(dian)機轉(zhuan)(zhuan)子(zi)(zi)吊起,工(gong)作(zuo)人員仔細調整轉(zhuan)(zhuan)子(zi)(zi)中(zhong)心(xin)線對正定子(zi)(zi)中(zhong)心(xin)線,緩(huan)慢向發(fa)電(dian)(dian)機膛(tang)內移動,將轉(zhuan)(zhuan)子(zi)(zi)穿入(ru)(ru)到(dao)吊裝帶所允許(xu)的深度,隨后橫向拉入(ru)(ru)。施工(gong)過程中(zhong),工(gong)作(zuo)人員時刻注意轉(zhuan)(zhuan)子(zi)(zi)與定子(zi)(zi)的間隙,防止碰磨,經過2個小時的緊張工(gong)作(zuo),發(fa)電(dian)(dian)機穿轉(zhuan)(zhuan)子(zi)(zi)一次(ci)成功。
該項(xiang)目位于青海(hai)省海(hai)南州生態太陽能發電(dian)園(yuan)區南部,海(hai)拔高度(du)介(jie)于2900米(mi)(mi)~3000米(mi)(mi)之間。項(xiang)目采(cai)(cai)用(yong)熔鹽(yan)(yan)塔(ta)式(shi)技(ji)術(shu)路線,選用(yong)二元熔鹽(yan)(yan)作為傳熱(re)(re)(re)儲(chu)熱(re)(re)(re)介(jie)質,溫度(du)參數(shu)為290/565攝氏度(du),配置(zhi)儲(chu)熱(re)(re)(re)規模2780MWh,等效(xiao)儲(chu)熱(re)(re)(re)時長12小時。由(you)中(zhong)國(guo)電(dian)建(jian)集(ji)團西北勘(kan)測設計研究院有(you)限(xian)公(gong)司、中(zhong)國(guo)電(dian)建(jian)集(ji)團湖北工程有(you)限(xian)公(gong)司的聯合體EPC總承包。聚光(guang)集(ji)熱(re)(re)(re)系統(tong)設備由(you)浙江可(ke)勝技(ji)術(shu)股(gu)份有(you)限(xian)公(gong)司提供,采(cai)(cai)用(yong)30平(ping)方(fang)(fang)米(mi)(mi)的四邊形定日(ri)鏡(jing),鏡(jing)片(pian)反射率(lv)可(ke)以(yi)(yi)達到94%以(yi)(yi)上,總采(cai)(cai)光(guang)面積(ji)70.02萬平(ping)方(fang)(fang)米(mi)(mi),采(cai)(cai)用(yong)DCS和(he)鏡(jing)場控制系統(tong)通(tong)過通(tong)訊(xun)方(fang)(fang)式(shi)進行數(shu)據交換,以(yi)(yi)實現定日(ri)鏡(jing)高精度(du)的光(guang)學跟蹤。