獅子灘水(shui)電(dian)(dian)(dian)(dian)站(zhan)位于重慶市長(chang)壽(shou)區長(chang)壽(shou)湖鎮(zhen)。建(jian)在新中國第(di)(di)一(yi)條(tiao)梯(ti)級開(kai)發(fa)(fa)的河流--龍溪河,是我國第(di)(di)一(yi)個(ge)五年(nian)(nian)計(ji)劃重點建(jian)設項目。由蘇聯支援建(jian)設。電(dian)(dian)(dian)(dian)站(zhan)興建(jian)于1954年(nian)(nian),建(jian)成(cheng)于1957年(nian)(nian)。第(di)(di)一(yi)臺機(ji)組(zu)于1956年(nian)(nian)10月1日并網(wang)發(fa)(fa)電(dian)(dian)(dian)(dian),電(dian)(dian)(dian)(dian)站(zhan)原(yuan)裝有(you)4臺單機(ji)容量(liang)為(wei)12MW的水(shui)輪發(fa)(fa)電(dian)(dian)(dian)(dian)機(ji)組(zu),設計(ji)年(nian)(nian)均發(fa)(fa)電(dian)(dian)(dian)(dian)量(liang)為(wei)2.06億(yi)kW.h。年(nian)(nian)有(you)效運行(xing)(xing)小時為(wei)4290h,機(ji)組(zu)立項改造前安(an)裝投運以來共發(fa)(fa)電(dian)(dian)(dian)(dian)(截止1992年(nian)(nian)底(di))63.41億(yi)kW.h,有(you)效運行(xing)(xing)小時(截止1992年(nian)(nian)底(di))為(wei)65.62萬(wan)h,其中:1號機(ji)運行(xing)(xing)17.3萬(wan)h,發(fa)(fa)電(dian)(dian)(dian)(dian)16.31億(yi)kW.h;2號機(ji)運行(xing)(xing)15.4萬(wan)h,發(fa)(fa)電(dian)(dian)(dian)(dian)15.06億(yi)kW.h;3號機(ji)運行(xing)(xing)16.8萬(wan)h,發(fa)(fa)電(dian)(dian)(dian)(dian)1.61億(yi)kW.h;4號機(ji)運行(xing)(xing)16.09萬(wan)h,發(fa)(fa)電(dian)(dian)(dian)(dian)15.95kW.h。
樞紐
獅子灘電站是龍溪(xi)河梯級電站的第(di)一級,首部(bu)有(you)庫(ku)(ku)容為10.28億立(li)方(fang)(fang)米(有(you)效庫(ku)(ku)容7.48億立(li)方(fang)(fang)米)的多(duo)(duo)年調節水庫(ku)(ku),控制流(liu)域面積3020平(ping)(ping)方(fang)(fang)公(gong)里,多(duo)(duo)年平(ping)(ping)均流(liu)量(liang)44.8秒立(li)米,設計(ji)(ji)洪(hong)水流(liu)量(liang)4.080秒立(li)米,設計(ji)(ji)灌溉面積0.5萬畝,裝機(ji)容量(liang)4.8 萬千(qian)瓦。
主(zhu)壩(ba)(ba)壩(ba)(ba)型(xing)為(wei)鋼筋混(hun)凝(ning)土斜(xie)墻堆石壩(ba)(ba),最大壩(ba)(ba)高52米(mi),壩(ba)(ba)頂長度1014.3米(mi)(主(zhu)壩(ba)(ba)),壩(ba)(ba)基巖(yan)石為(wei)砂(sha)(sha)質(zhi)粘土巖(yan)和泥質(zhi)砂(sha)(sha)巖(yan),壩(ba)(ba)體工程量(liang)堆石為(wei)40.5萬立米(mi),混(hun)凝(ning)土為(wei)24萬立米(mi),主(zhu)要泄洪方式為(wei)岸(an)邊溢洪道。
獅子(zi)灘(tan)水庫經過長(chang)度(du)為1462.5m、直(zhi)徑(jing)為5m的(de)壓(ya)(ya)(ya)(ya)力(li)隧(sui)洞、差動式(shi)調(diao)壓(ya)(ya)(ya)(ya)井及長(chang)度(du)為133.213m、直(zhi)徑(jing)為5m的(de)壓(ya)(ya)(ya)(ya)力(li)鋼管及4根直(zhi)徑(jing)為2.6m的(de)鋼支管分別(bie)引(yin)水至各(ge)機組。各(ge)機組壓(ya)(ya)(ya)(ya)力(li)水道長(chang)度(du)分別(bie)為:1636.18m(1號(hao)(hao));1638.978m(2號(hao)(hao));1642.131m(3號(hao)(hao)),1644.83m(4號(hao)(hao))。
效益
建(jian)成后,梯(ti)級電(dian)(dian)站(zhan)在重慶系統(tong)中擔負(fu)調頻(pin)、調相、調峰和事故備用(yong)等任務。隨著電(dian)(dian)網(wang)(wang)(wang)的(de)(de)擴大(da),1975年(nian)四(si)川省形成了統(tong)一(yi)電(dian)(dian)網(wang)(wang)(wang),陸續修(xiu)建(jian)了一(yi)批大(da)、中型水電(dian)(dian)站(zhan)。但是,網(wang)(wang)(wang)內水電(dian)(dian)站(zhan)除龍(long)溪河梯(ti)級和我廠大(da)洪(hong)河電(dian)(dian)站(zhan)(有不完全年(nian)調節水庫,電(dian)(dian)站(zhan)裝機35MW)外,均為(wei)逕流式電(dian)(dian)站(zhan),因此,龍(long)溪河梯(ti)級電(dian)(dian)站(zhan)在系統(tong)中擔負(fu)了對(dui)川西逕流電(dian)(dian)站(zhan)一(yi)定的(de)(de)補償(chang)調節作用(yong)。
歷史
長(chang)壽獅(shi)子灘水(shui)電(dian)(dian)站興建于(yu)1954年,建成于(yu)1957年,是我國第(di)一個五年計(ji)劃(hua)第(di)一批(pi)水(shui)電(dian)(dian)站中(zhong)最大的(de)(de)工(gong)程建設項目,也是新(xin)中(zhong)國第(di)一個自己(ji)設計(ji)、自己(ji)施(shi)工(gong)的(de)(de)全流(liu)域(yu)梯級水(shui)電(dian)(dian)開發工(gong)程。龍(long)溪河水(shui)電(dian)(dian)開發建設,得到了黨和國家領導(dao)人的(de)(de)高度重視(shi),周(zhou)恩來、朱德、李(li)富春、李(li)先(xian)念,等(deng)老一輩(bei)無(wu)產階級革命(ming)家都曾先(xian)后親臨電(dian)(dian)站視(shi)察。水(shui)電(dian)(dian)站第(di)一任施(shi)工(gong)隊(dui)(dui)隊(dui)(dui)長(chang)為胡流(liu)栓。