文章(zhang)來源:中國電力(li)投資集團公司(si) 發布(bu)時間:2009-09-23
9月20日,中電投拉西瓦水電站首臺水輪發電機轉子順利吊裝成功。發電機轉子吊裝的完成,標志著黃河流域裝機容量最大、單機容量最大、水頭最高、單位千瓦造價最低的拉西瓦水電站首臺機組投產發電進入倒計時階段。
拉西瓦水電站工程代表當今世界水電建設的先進水平,具有極大的挑戰性,工程建設中面臨諸多世界性難題,兩岸邊坡呈V字型峽谷高差達700多米,地下洞群密集,地質條件復雜,施工難度大。這次吊裝的六號水輪發電機轉子起吊重量為1263噸,是拉西瓦水電站機電設備安裝中單件吊裝最大的設備。
拉(la)西(xi)瓦(wa)(wa)水電(dian)(dian)站(zhan)是(shi)是(shi)西(xi)部(bu)大開(kai)發(fa)西(xi)電(dian)(dian)東送(song)北部(bu)通道電(dian)(dian)源建(jian)設的重點(dian)工(gong)(gong)(gong)(gong)程(cheng),也是(shi)實現(xian)西(xi)北水火電(dian)(dian)“打捆(kun)”送(song)往華北電(dian)(dian)網的戰略(lve)性工(gong)(gong)(gong)(gong)程(cheng)。電(dian)(dian)站(zhan)總裝機(ji)(ji)容(rong)量4200兆瓦(wa)(wa),裝有單機(ji)(ji)容(rong)量700兆瓦(wa)(wa)的水輪(lun)發(fa)電(dian)(dian)機(ji)(ji)組(zu)六臺,多(duo)年(nian)平(ping)均發(fa)電(dian)(dian)量102.23億千瓦(wa)(wa)時(shi)。工(gong)(gong)(gong)(gong)程(cheng)計劃2009年(nian)6月實現(xian)首(shou)臺發(fa)電(dian)(dian)機(ji)(ji)組(zu)發(fa)電(dian)(dian),年(nian)底(di)實現(xian)第(di)二臺機(ji)(ji)組(zu)發(fa)電(dian)(dian)。2011年(nian)實現(xian)工(gong)(gong)(gong)(gong)程(cheng)竣工(gong)(gong)(gong)(gong)。