重慶市酉(you)(you)水(shui)(shui)(shui)酉(you)(you)酬(chou)水(shui)(shui)(shui)電站位于沅水(shui)(shui)(shui)支流酉(you)(you)水(shui)(shui)(shui)的上游(you),壩址位于重慶市酉(you)(you)陽(yang)縣東部酉(you)(you)酬(chou)鎮(zhen),距(ju)酉(you)(you)酬(chou)大(da)橋(qiao)上游(you)約200m處,距(ju)酉(you)(you)陽(yang)縣城73公里(li)。
酉酬水電站壩址位于重慶市酉陽縣酉酬鎮酉酬大橋上游約350m。酉(you)酬水(shui)(shui)電(dian)(dian)站屬二等大Ⅱ型工(gong)程,工(gong)程樞紐由碾壓混凝(ning)土重力壩(ba)、壩(ba)身溢流表孔(kong)、消力池(chi)、壩(ba)式進水(shui)(shui)口、壩(ba)后式電(dian)(dian)站廠房等組(zu)成。樞紐工(gong)程主(zhu)要(yao)工(gong)程量為:土石(shi)方(fang)明挖約(yue)(yue)85萬(wan)立方(fang)米(mi)(mi)(mi),石(shi)方(fang)洞挖約(yue)(yue)7.25萬(wan)立方(fang)米(mi)(mi)(mi),帷幕灌漿約(yue)(yue)4.4萬(wan)m,固結(jie)灌漿約(yue)(yue)1.26萬(wan)m,混凝(ning)土澆筑(zhu)約(yue)(yue)33萬(wan)立方(fang)米(mi)(mi)(mi),金屬結(jie)構及(ji)啟(qi)閉機(ji)安裝約(yue)(yue)2500t。水(shui)(shui)庫正常蓄(xu)水(shui)(shui)位335.00m,總(zong)(zong)庫容1.52億立方(fang)米(mi)(mi)(mi),調(diao)節庫容0.54億立方(fang)米(mi)(mi)(mi),電(dian)(dian)站裝機(ji)2臺,單機(ji)容量60MW,總(zong)(zong)裝機(ji)容量120MW。年發電(dian)(dian)量3.92億kW·h,回水(shui)(shui)長度51.29km。水(shui)(shui)電(dian)(dian)站為季調(diao)節水(shui)(shui)庫,以發電(dian)(dian)為主(zhu),兼有(you)改善庫區航運(yun)、發展旅游等綜合(he)功能。
酉酬水電站由中國水電顧問集團中南勘測設計研究院設計,并承擔總承包進行建設。
工程規劃
酉(you)酬(chou)(chou)水電(dian)(dian)站是中南院(yuan)(yuan)第(di)一個完整的水電(dian)(dian)站總承包(bao)項(xiang)目(mu)。為幫助所有(you)的相關方充分表達各自觀點并提(ti)供(gong)合(he)理(li)的時間以便其提(ti)交(jiao)意見,北京愛(ai)依斯愛(ai)地環境(jing)技術(shu)有(you)限(xian)公司就重(zhong)(zhong)(zhong)慶市(shi)酉(you)水酉(you)酬(chou)(chou)水電(dian)(dian)站CDM項(xiang)目(mu)召開(kai)(kai)(kai)(kai)了相關方意見征(zheng)詢會(hui)議。2005年12月(yue)14日(ri)(ri),該院(yuan)(yuan)與重(zhong)(zhong)(zhong)慶酉(you)水水電(dian)(dian)開(kai)(kai)(kai)(kai)發(fa)有(you)限(xian)公司簽訂《重(zhong)(zhong)(zhong)慶市(shi)酉(you)水酉(you)酬(chou)(chou)水電(dian)(dian)站樞紐工(gong)(gong)程總承包(bao)合(he)同》;2005年12月(yue)16日(ri)(ri),導流洞工(gong)(gong)程開(kai)(kai)(kai)(kai)工(gong)(gong);2006年6月(yue)6日(ri)(ri),主體土建工(gong)(gong)程開(kai)(kai)(kai)(kai)工(gong)(gong);2006年10月(yue)12日(ri)(ri),酉(you)酬(chou)(chou)水電(dian)(dian)站順利截流、主體工(gong)(gong)程全(quan)面開(kai)(kai)(kai)(kai)工(gong)(gong)。
經過(guo)兩年多的建設,酉(you)酬(chou)水(shui)電站樞紐工(gong)程已通過(guo)了工(gong)程安全鑒定、工(gong)程蓄水(shui)、質量監督等系列(lie)檢(jian)查和驗收,工(gong)程具備(bei)332m高(gao)程以下蓄水(shui)條件(jian),水(shui)庫(ku)壩前初(chu)期蓄水(shui)位為328m。
水(shui)庫初期蓄水(shui)分兩(liang)步,前期蓄水(shui)至高(gao)程318.00m~322.00m,待樞紐(niu)建筑物監測、檢(jian)查和庫區巡查,在確(que)保(bao)安全(quan)的前提(ti)下,逐(zhu)步抬高(gao)水(shui)位至328.00m。
主體建筑
樞紐建筑物(wu)包括大(da)壩(ba)(ba)、壩(ba)(ba)后(hou)式廠(chang)房和地(di)面開敞式開關站等。大(da)壩(ba)(ba)為碾壓(ya)混(hun)泥土重力壩(ba)(ba),最大(da)壩(ba)(ba)高62.6m,壩(ba)(ba)頂長182.92m。
發電(dian)廠房設在大壩(ba)的壩(ba)后(hou)部,引水方式(shi)(shi)為(wei)壩(ba)后(hou)直接引水,最大引用(yong)流(liu)量為(wei)2×161.3m3/s,發電(dian)機組為(wei)混(hun)流(liu)立式(shi)(shi)。該工(gong)程庫區移民4583人,淹沒耕(geng)地(di)面積3202.52畝(另外采用(yong)農田防(fang)護措施(shi)保護耕(geng)地(di)2293.9畝),林地(di)面積2800畝。酉(you)酬水電(dian)站樞紐工(gong)程施(shi)工(gong)區占用(yong)耕(geng)地(di)227.23畝,林地(di)541.69畝。工(gong)程靜態(tai)投資88991萬(wan)元(yuan),計劃總投資93952萬(wan)元(yuan)。
社會效益
電(dian)(dian)站以(yi)發電(dian)(dian)為(wei)主,送電(dian)(dian)重(zhong)慶,可(ke)承擔(dan)系統基荷和(he)調峰作用,有利于渝東電(dian)(dian)網(wang)的穩定運(yun)(yun)行,提高供電(dian)(dian)質量和(he)可(ke)靠(kao)性,同時兼有改善營運(yun)(yun),發展旅游等綜合(he)效益,為(wei)當地經濟發展提供強勁(jing)的電(dian)(dian)力(li)支撐,對酉酬(chou)鎮乃至酉陽全縣(xian)經濟的發展起到良好(hao)的推動作用。