簡介
主(zhu)壩址(zhi)地(di)處寧(ning)都縣,控制流(liu)域面積(ji)(ji)412平方(fang)千米,水(shui)庫功能以防(fang)洪、灌溉(gai)為(wei)主(zhu),兼顧發電(dian)(dian)、養殖等綜合效益,水(shui)庫調(diao)節梅江(jiang)洪水(shui),削減壩址(zhi)洪峰流(liu)量,減輕(qing)梅江(jiang)下游洪水(shui)災害,保護(hu)人口5萬(wan),農田(tian)2900公(gong)頃(qing);灌溉(gai)面積(ji)(ji)673公(gong)頃(qing);電(dian)(dian)站裝機容量2500千瓦,多(duo)年平均年發電(dian)(dian)量1040萬(wan)千瓦時。
水庫正常(chang)蓄(xu)水位(wei)(wei)為(wei)242米(mi)(mi)(mi)(mi),死水位(wei)(wei)235.6米(mi)(mi)(mi)(mi),設計洪(hong)水位(wei)(wei)244.29米(mi)(mi)(mi)(mi),校核洪(hong)水位(wei)(wei)245.53米(mi)(mi)(mi)(mi);總庫容1.457億立方米(mi)(mi)(mi)(mi),興利(li)庫容7800萬立方米(mi)(mi)(mi)(mi),死庫容4280萬立方米(mi)(mi)(mi)(mi),水面(mian)面(mian)積11.25平(ping)方千(qian)米(mi)(mi)(mi)(mi),系湖泊型年調節水庫。建(jian)筑物主(zhu)要由主(zhu)壩(ba)(ba)(ba)、副(fu)壩(ba)(ba)(ba)、正常(chang)溢(yi)(yi)洪(hong)道、非(fei)常(chang)溢(yi)(yi)洪(hong)道、引水系統、發電廠房。主(zhu)壩(ba)(ba)(ba)為(wei)粘土心墻砂殼(ke)壩(ba)(ba)(ba),壩(ba)(ba)(ba)頂長210米(mi)(mi)(mi)(mi),寬5米(mi)(mi)(mi)(mi),壩(ba)(ba)(ba)頂高(gao)程248米(mi)(mi)(mi)(mi),最大壩(ba)(ba)(ba)高(gao)28米(mi)(mi)(mi)(mi)。16座(zuo)副(fu)壩(ba)(ba)(ba)為(wei)均(jun)質(zhi)土壩(ba)(ba)(ba),位(wei)(wei)于(yu)主(zhu)壩(ba)(ba)(ba)右岸(an),壩(ba)(ba)(ba)頂高(gao)程均(jun)為(wei)249米(mi)(mi)(mi)(mi),最大壩(ba)(ba)(ba)高(gao)18米(mi)(mi)(mi)(mi),正常(chang)溢(yi)(yi)洪(hong)道位(wei)(wei)于(yu)主(zhu)壩(ba)(ba)(ba)左側,非(fei)常(chang)溢(yi)(yi)洪(hong)道距主(zhu)壩(ba)(ba)(ba)右側6.65千(qian)米(mi)(mi)(mi)(mi),緊靠10號副(fu)壩(ba)(ba)(ba)的左岸(an)。