南車(che)水(shui)庫(ku)開發目標(biao)以灌溉為(wei)主,結合防洪(hong)(hong)、發電(dian)、水(shui)產養殖。設計(ji)灌溉面(mian)積(ji)2.04萬(wan)公頃;水(shui)電(dian)站裝機(ji)容(rong)量1.28萬(wan)千瓦,多年(nian)(nian)平(ping)(ping)均年(nian)(nian)發電(dian)量3894千瓦時。水(shui)庫(ku)正常(chang)蓄水(shui)位160米,防洪(hong)(hong)限制水(shui)位159.5米,死水(shui)位142米,設計(ji)洪(hong)(hong)水(shui)位160.74米,校核洪(hong)(hong)水(shui)位163.13米,總庫(ku)容(rong)1.53億(yi)立(li)方(fang)(fang)(fang)米,正常(chang)蓄水(shui)位相應水(shui)面(mian)面(mian)積(ji)8.9平(ping)(ping)方(fang)(fang)(fang)千米、庫(ku)容(rong)1.23億(yi)立(li)方(fang)(fang)(fang)米,興利庫(ku)容(rong)9490萬(wan)立(li)方(fang)(fang)(fang)米,死庫(ku)容(rong)2810萬(wan)立(li)方(fang)(fang)(fang)米;年(nian)(nian)調節河道型水(shui)庫(ku),年(nian)(nian)平(ping)(ping)均淤積(ji)量1.1萬(wan)噸,2006年(nian)(nian)12月,水(shui)質達(da)二類(lei)地表水(shui)標(biao)準。
工(gong)程(cheng)(cheng)由大壩(ba)(ba)(ba)、副(fu)(fu)壩(ba)(ba)(ba)、溢洪道、發電(dian)引水(shui)系統、電(dian)站廠房組成。主(zhu)(zhu)壩(ba)(ba)(ba)為(wei)鋼筋混凝土面板(ban)堆石壩(ba)(ba)(ba),壩(ba)(ba)(ba)頂(ding)高(gao)程(cheng)(cheng)164米(mi)(mi),最(zui)大壩(ba)(ba)(ba)高(gao)60米(mi)(mi),壩(ba)(ba)(ba)頂(ding)長(chang)191.5米(mi)(mi),寬7米(mi)(mi),副(fu)(fu)壩(ba)(ba)(ba)2處(chu)(chu),絲(si)茅(mao)坳(ao)副(fu)(fu)壩(ba)(ba)(ba),位(wei)于主(zhu)(zhu)壩(ba)(ba)(ba)左(zuo)側(ce)3千米(mi)(mi)處(chu)(chu),有(you)孚口副(fu)(fu)壩(ba)(ba)(ba)位(wei)于主(zhu)(zhu)壩(ba)(ba)(ba)左(zuo)側(ce)13千米(mi)(mi)處(chu)(chu)。溢洪道位(wei)于主(zhu)(zhu)壩(ba)(ba)(ba)左(zuo)側(ce)緊靠壩(ba)(ba)(ba)頭處(chu)(chu)。開(kai)敞(chang)式(shi)實用(yong)堰。堰頂(ding)高(gao)程(cheng)(cheng)150米(mi)(mi)。發電(dian)引水(shui)系統位(wei)于主(zhu)(zhu)壩(ba)(ba)(ba)左(zuo)側(ce)90米(mi)(mi)山(shan)體(ti),為(wei)導流、發電(dian)、防空三結(jie)合隧洞。電(dian)站廠房位(wei)于大壩(ba)(ba)(ba)左(zuo)側(ce)下游(you)100米(mi)(mi)處(chu)(chu)。