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國能龍山電廠600MW機組熔鹽儲熱調峰靈活性改造項目首樁順利澆筑
發布者:cspplaza | 來源:國家能源集團河北公司 | 0評論 | 2371查看 | 2024-03-12 14:18:26    

3月7日,國家(jia)能(neng)源集團(tuan)河(he)北公(gong)司龍山(shan)電廠600MW亞(ya)臨界火電機組“抽汽蓄能(neng)”儲熱(re)調峰(feng)靈活性改造項目首根(gen)樁(zhuang)基(ji)順利澆筑完成,標志(zhi)著工程吹響全面加速(su)建(jian)設號(hao)角。


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圖(tu)為抽汽蓄(xu)能項目首根樁(zhuang)基(ji)澆筑現場


項(xiang)(xiang)(xiang)目(mu)主體工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)劃分為(wei)(wei)儲能換熱(re)廠房、熔(rong)鹽儲罐兩個區域,共計848根(gen)樁基(ji),樁基(ji)為(wei)(wei)直(zhi)徑0.6米(mi)鉆孔灌(guan)注樁,最大樁長達15米(mi),預計工(gong)(gong)(gong)(gong)期20天。為(wei)(wei)保(bao)證工(gong)(gong)(gong)(gong)期進度(du)和施(shi)(shi)工(gong)(gong)(gong)(gong)安(an)全(quan),該廠嚴(yan)格(ge)落(luo)實集(ji)團公司工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)建設要求,做好統籌調度(du),合(he)理調整工(gong)(gong)(gong)(gong)期,制定(ding)并嚴(yan)格(ge)落(luo)實日調度(du)機制,確(que)保(bao)樁基(ji)澆(jiao)筑工(gong)(gong)(gong)(gong)作高效推進;嚴(yan)格(ge)落(luo)實安(an)全(quan)生產各項(xiang)(xiang)(xiang)措(cuo)施(shi)(shi),壓(ya)緊(jin)壓(ya)實各級責任,落(luo)實落(luo)細各項(xiang)(xiang)(xiang)保(bao)障(zhang)措(cuo)施(shi)(shi),確(que)保(bao)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)施(shi)(shi)工(gong)(gong)(gong)(gong)平穩有序;參(can)建單(dan)位積極應對寒(han)冷天氣,緊(jin)密協作、高效管(guan)理,全(quan)力保(bao)障(zhang)項(xiang)(xiang)(xiang)目(mu)建設安(an)全(quan)、穩定(ding)、有序實施(shi)(shi),為(wei)(wei)實現年(nian)內投產目(mu)標奠(dian)定(ding)堅(jian)實基(ji)礎。


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圖為抽汽(qi)蓄能項目首根樁(zhuang)基澆筑完成


該(gai)項(xiang)(xiang)目位(wei)于(yu)(yu)河(he)北(bei)省邯鄲(dan)市涉縣經濟開發(fa)(fa)區國能(neng)河(he)北(bei)龍山(shan)發(fa)(fa)電(dian)(dian)有限責任(ren)公司廠區內(nei),項(xiang)(xiang)目系統應用(yong)于(yu)(yu)國能(neng)河(he)北(bei)龍山(shan)發(fa)(fa)電(dian)(dian)有限責任(ren)公司1號600MW亞臨界火(huo)電(dian)(dian)機組(zu),采用(yong)抽汽蓄(xu)(xu)能(neng)系統進行深(shen)度調峰(feng),調峰(feng)能(neng)力按約17%主機額定功(gong)率,即(ji)100MW左右設(she)計,儲熱調峰(feng)時(shi)間暫按每(mei)天4小時(shi)考(kao)慮;抽汽蓄(xu)(xu)能(neng)放(fang)熱時(shi)間暫按每(mei)天6小時(shi)全部放(fang)空考(kao)慮,機組(zu)跟蹤AGC調頻性能(neng)在(zai)現有基礎上提高1.5倍。


據了解,該項目總(zong)投資3.2億元,占(zhan)地面積約6300平(ping)方米,是國內(nei)首(shou)個利用熔(rong)(rong)鹽大規(gui)模(mo)儲(chu)(chu)熱(re)(re)(re)實現機(ji)組(zu)深(shen)度(du)調(diao)峰(feng)(feng)及頂峰(feng)(feng)的重大科(ke)技(ji)創新示范項目。項目采用多源抽汽(qi)(qi)-配汽(qi)(qi)調(diao)控技(ji)術(shu),可實現最低5%額定負荷(he)上(shang)網,為國內(nei)最低;新增一套(tao)含低溫熔(rong)(rong)鹽罐、換熱(re)(re)(re)平(ping)臺(tai)、高(gao)溫熔(rong)(rong)鹽罐等(deng)構建(jian)筑物在內(nei)的抽汽(qi)(qi)熔(rong)(rong)鹽儲(chu)(chu)熱(re)(re)(re)系(xi)統(tong),在機(ji)組(zu)深(shen)度(du)調(diao)峰(feng)(feng)期間(jian)抽取鍋爐中過(guo)量蒸汽(qi)(qi)并加(jia)熱(re)(re)(re)熔(rong)(rong)鹽,將熱(re)(re)(re)量儲(chu)(chu)存起(qi)來,非(fei)調(diao)峰(feng)(feng)期間(jian)存儲(chu)(chu)的熱(re)(re)(re)量,根據電(dian)網需求再(zai)返(fan)送汽(qi)(qi)輪機(ji)組(zu)發電(dian),通過(guo)能量的存儲(chu)(chu)和轉換,改變運行機(ji)組(zu)在峰(feng)(feng)、平(ping)、谷時段(duan)的負荷(he)結構,增加(jia)火電(dian)機(ji)組(zu)的調(diao)峰(feng)(feng)靈活性。

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