獅子灘水(shui)電(dian)(dian)站位(wei)于(yu)(yu)重慶市長壽(shou)區長壽(shou)湖鎮。建(jian)在新中國(guo)第一(yi)條(tiao)梯級開(kai)發(fa)的(de)(de)河流--龍(long)溪河,是我國(guo)第一(yi)個五年(nian)(nian)計(ji)劃重點建(jian)設(she)項目。由蘇聯(lian)支援建(jian)設(she)。電(dian)(dian)站興建(jian)于(yu)(yu)1954年(nian)(nian),建(jian)成于(yu)(yu)1957年(nian)(nian)。第一(yi)臺機(ji)組(zu)(zu)于(yu)(yu)1956年(nian)(nian)10月1日并網發(fa)電(dian)(dian),電(dian)(dian)站原裝(zhuang)(zhuang)有(you)(you)4臺單(dan)機(ji)容(rong)量為(wei)12MW的(de)(de)水(shui)輪發(fa)電(dian)(dian)機(ji)組(zu)(zu),設(she)計(ji)年(nian)(nian)均(jun)發(fa)電(dian)(dian)量為(wei)2.06億kW.h。年(nian)(nian)有(you)(you)效運(yun)行(xing)(xing)小(xiao)時為(wei)4290h,機(ji)組(zu)(zu)立項改造前安裝(zhuang)(zhuang)投(tou)運(yun)以來共發(fa)電(dian)(dian)(截止1992年(nian)(nian)底)63.41億kW.h,有(you)(you)效運(yun)行(xing)(xing)小(xiao)時(截止1992年(nian)(nian)底)為(wei)65.62萬(wan)(wan)(wan)(wan)h,其中:1號(hao)(hao)機(ji)運(yun)行(xing)(xing)17.3萬(wan)(wan)(wan)(wan)h,發(fa)電(dian)(dian)16.31億kW.h;2號(hao)(hao)機(ji)運(yun)行(xing)(xing)15.4萬(wan)(wan)(wan)(wan)h,發(fa)電(dian)(dian)15.06億kW.h;3號(hao)(hao)機(ji)運(yun)行(xing)(xing)16.8萬(wan)(wan)(wan)(wan)h,發(fa)電(dian)(dian)1.61億kW.h;4號(hao)(hao)機(ji)運(yun)行(xing)(xing)16.09萬(wan)(wan)(wan)(wan)h,發(fa)電(dian)(dian)15.95kW.h。
樞紐
獅子(zi)灘(tan)電站是龍溪(xi)河梯(ti)級電站的(de)第(di)一級,首部有(you)庫(ku)(ku)容為10.28億立方米(mi)(mi)(有(you)效庫(ku)(ku)容7.48億立方米(mi)(mi))的(de)多(duo)年(nian)調節(jie)水庫(ku)(ku),控制(zhi)流域面積(ji)3020平(ping)方公里,多(duo)年(nian)平(ping)均(jun)流量44.8秒(miao)立米(mi)(mi),設計洪水流量4.080秒(miao)立米(mi)(mi),設計灌溉面積(ji)0.5萬畝(mu),裝機容量4.8 萬千(qian)瓦。
主壩(ba)壩(ba)型為(wei)(wei)鋼(gang)筋混(hun)凝土斜墻堆石(shi)壩(ba),最大壩(ba)高52米(mi)(mi),壩(ba)頂長度1014.3米(mi)(mi)(主壩(ba)),壩(ba)基巖(yan)石(shi)為(wei)(wei)砂(sha)質(zhi)粘土巖(yan)和泥質(zhi)砂(sha)巖(yan),壩(ba)體工程量堆石(shi)為(wei)(wei)40.5萬立米(mi)(mi),混(hun)凝土為(wei)(wei)24萬立米(mi)(mi),主要泄洪(hong)方(fang)式(shi)為(wei)(wei)岸邊溢(yi)洪(hong)道。
獅(shi)子灘水庫經過長度為(wei)1462.5m、直徑為(wei)5m的(de)(de)(de)壓(ya)力(li)隧(sui)洞、差(cha)動式(shi)調壓(ya)井及長度為(wei)133.213m、直徑為(wei)5m的(de)(de)(de)壓(ya)力(li)鋼(gang)管及4根直徑為(wei)2.6m的(de)(de)(de)鋼(gang)支管分別(bie)(bie)引(yin)水至各(ge)機組。各(ge)機組壓(ya)力(li)水道長度分別(bie)(bie)為(wei):1636.18m(1號);1638.978m(2號);1642.131m(3號),1644.83m(4號)。
效益
建成后,梯級(ji)電(dian)(dian)(dian)站在重慶(qing)系統(tong)中擔(dan)負調(diao)頻、調(diao)相、調(diao)峰和事故(gu)備用(yong)等任務。隨著電(dian)(dian)(dian)網(wang)(wang)的(de)擴大,1975年四川省(sheng)形成了統(tong)一(yi)電(dian)(dian)(dian)網(wang)(wang),陸續(xu)修建了一(yi)批(pi)大、中型水電(dian)(dian)(dian)站。但是,網(wang)(wang)內水電(dian)(dian)(dian)站除龍(long)溪(xi)河(he)(he)梯級(ji)和我(wo)廠(chang)大洪(hong)河(he)(he)電(dian)(dian)(dian)站(有不完全(quan)年調(diao)節(jie)水庫(ku),電(dian)(dian)(dian)站裝機35MW)外,均為逕流式電(dian)(dian)(dian)站,因此,龍(long)溪(xi)河(he)(he)梯級(ji)電(dian)(dian)(dian)站在系統(tong)中擔(dan)負了對川西逕流電(dian)(dian)(dian)站一(yi)定的(de)補償調(diao)節(jie)作用(yong)。
歷史
長(chang)壽獅子灘水(shui)(shui)電(dian)(dian)站興(xing)建(jian)于1954年(nian),建(jian)成于1957年(nian),是我國(guo)第(di)(di)一個五年(nian)計(ji)劃第(di)(di)一批水(shui)(shui)電(dian)(dian)站中最(zui)大的(de)工程(cheng)建(jian)設項目,也是新中國(guo)第(di)(di)一個自己(ji)設計(ji)、自己(ji)施(shi)(shi)工的(de)全流域梯級水(shui)(shui)電(dian)(dian)開(kai)發工程(cheng)。龍溪河水(shui)(shui)電(dian)(dian)開(kai)發建(jian)設,得到了黨(dang)和國(guo)家領導人的(de)高度重視,周(zhou)恩來、朱德、李富春、李先(xian)念,等(deng)老一輩無(wu)產階級革命家都曾先(xian)后(hou)親臨電(dian)(dian)站視察(cha)。水(shui)(shui)電(dian)(dian)站第(di)(di)一任(ren)施(shi)(shi)工隊(dui)隊(dui)長(chang)為胡流栓。