據上海電(dian)氣電(dian)站(zhan)集(ji)團消息,當地(di)時間7月(yue)17日,迪拜700兆瓦光熱(re)和250兆瓦光伏太陽(yang)能電(dian)站(zhan)項目槽(cao)式光熱(re)發電(dian)1號機(ji)組順利完成主蒸(zheng)汽(qi)管道、低溫再(zai)(zai)熱(re)蒸(zheng)汽(qi)管道、高溫再(zai)(zai)熱(re)蒸(zheng)汽(qi)管道吹掃工作,為后續安裝、調試及并網發電(dian)任務(wu)奠定堅實基礎。
根據施工(gong)(gong)計劃,導(dao)熱油(you)系統調(diao)試完畢、蒸(zheng)(zheng)汽(qi)發(fa)生(sheng)器產生(sheng)蒸(zheng)(zheng)汽(qi)后(hou)(hou)才可進行蒸(zheng)(zheng)汽(qi)管(guan)(guan)道吹(chui)掃(sao)工(gong)(gong)作(zuo)(zuo)。為推(tui)進項目(mu)進度,蒸(zheng)(zheng)汽(qi)管(guan)(guan)道系統完成酸洗后(hou)(hou),項目(mu)部(bu)立即組織各部(bu)門及(ji)施工(gong)(gong)單位制(zhi)定吹(chui)掃(sao)方案,將蒸(zheng)(zheng)汽(qi)管(guan)(guan)道吹(chui)掃(sao)工(gong)(gong)作(zuo)(zuo)提前進行,與導(dao)熱油(you)系統調(diao)試窗口時間(jian)并行,并采用壓縮空(kong)氣吹(chui)掃(sao)的方案進行。
吹掃(sao)方案確(que)定后(hou),各(ge)方積極響應,迅速完(wan)成(cheng)(cheng)臨(lin)時管道材料搜集和安(an)裝、空壓機租(zu)賃就位、臨(lin)吹門安(an)裝調試和吹掃(sao)臨(lin)時分(fen)散(san)式(shi)控制(zhi)系統畫(hua)面投用等(deng)工(gong)(gong)作。7月6日下午(wu),蒸汽管道系統吹掃(sao)工(gong)(gong)作正式(shi)開始,經(jing)過11天(tian)連續作業,吹掃(sao)工(gong)(gong)作順利完(wan)成(cheng)(cheng)。截至7月17日10時15分(fen),該機組已連續完(wan)成(cheng)(cheng)兩次打靶(ba),在業主及(ji)各(ge)方代(dai)表見證(zheng)下,顯微(wei)鏡觀察(cha)靶(ba)板合(he)格,標志本次吹掃(sao)工(gong)(gong)作圓滿完(wan)成(cheng)(cheng)。
項(xiang)目(mu)部表示(shi),所有(you)項(xiang)目(mu)成員會凝心聚(ju)力(li)、再接再厲(li),克服一切困難(nan),保證完成并網發電目(mu)標(biao)。
迪拜950MW光(guang)(guang)伏光(guang)(guang)熱(re)(re)發電(dian)(dian)項(xiang)目采用全球(qiu)領先的“塔式(shi)(shi)(shi)(shi)+槽式(shi)(shi)(shi)(shi)”集中式(shi)(shi)(shi)(shi)光(guang)(guang)熱(re)(re)發電(dian)(dian)技(ji)術,其配(pei)置包括1x100MW塔式(shi)(shi)(shi)(shi)熔鹽(yan)儲熱(re)(re)發電(dian)(dian)機組和3x200MW槽式(shi)(shi)(shi)(shi)熔鹽(yan)儲熱(re)(re)發電(dian)(dian)機組,塔式(shi)(shi)(shi)(shi)機組配(pei)置15小時(shi)儲熱(re)(re)系統(tong),每(mei)臺槽式(shi)(shi)(shi)(shi)機組配(pei)置13.5小時(shi)儲熱(re)(re)系統(tong),光(guang)(guang)熱(re)(re)部分合計發電(dian)(dian)容(rong)量(liang)達(da)700MW。
該項目(mu)(mu)是(shi)全球迄今為(wei)止最大的太陽能發(fa)電項目(mu)(mu)。由迪拜電力水務局DEWA、中國(guo)絲路(lu)基金(jin)、沙(sha)特國(guo)際電力和(he)水務集團聯合投資,是(shi)我國(guo)“一帶一路(lu)”的國(guo)家重點工程項目(mu)(mu),也是(shi)中東市場的標志性項目(mu)(mu)。
延(yan)伸閱讀(du):蒸(zheng)汽(qi)管(guan)(guan)道(dao)(dao)吹(chui)(chui)掃是指(zhi)蒸(zheng)汽(qi)管(guan)(guan)道(dao)(dao)在焊(han)接、試(shi)壓、試(shi)漏后,將管(guan)(guan)道(dao)(dao)內的(de)雜質、灰塵(chen)等吹(chui)(chui)除,起到清潔管(guan)(guan)道(dao)(dao)作(zuo)用,是熱態調試(shi)前最后一項工作(zuo)。