簡介
回龍(long)山水(shui)(shui)庫(ku)位于(yu)渾江(jiang)干(gan)流(liu)中下(xia)游(you),距(ju)上游(you)桓仁水(shui)(shui)庫(ku)44km,距(ju)下(xia)游(you)太(tai)平(ping)哨水(shui)(shui)電(dian)站35.6km。壩(ba)址以上控制流(liu)域(yu)面積(ji)12506平(ping)方(fang)公里,多年(nian)平(ping)均入庫(ku)流(liu)179.3立方(fang)米/秒。本工程(cheng)正常蓄(xu)水(shui)(shui)位為(wei)221.0m,死(si)水(shui)(shui)位219.0m,設計洪水(shui)(shui)位221.7m,校核洪水(shui)(shui)位223.8m。總庫(ku)容1.23億(yi)立方(fang)米,調(diao)節庫(ku)容0.18億(yi)立方(fang)米,為(wei)日(ri)調(diao)節水(shui)(shui)庫(ku)。主(zhu)體(ti)工程(cheng)于(yu)1969年(nian)5月15日(ri)開工,1972年(nian)9月27日(ri)下(xia)閘蓄(xu)水(shui)(shui),回龍(long)山水(shui)(shui)電(dian)站以發電(dian)為(wei)主(zhu),裝(zhuang)機2臺,總容量72.0MW,多年(nian)平(ping)均發電(dian)量2.74億(yi)kw·h,保證出力18.0MW,1977年(nian)10月竣(jun)工驗收移交。
水庫參數
回龍河(he)(he)是(shi)一座(zuo)“以灌溉為(wei)(wei)(wei)主,兼有一定防洪(hong)錯峰作用,及(ji)可利用供水(shui)進(jin)行發電”的(de)中型水(shui)庫,總庫容1340萬m。根據國家《防洪(hong)標(biao)準》(DB50201-94)及(ji)《水(shui)利水(shui)電樞紐(niu)工(gong)(gong)程等級劃分(fen)及(ji)洪(hong)水(shui)標(biao)準》(DL5180-2003)的(de)規(gui)定,回龍河(he)(he)水(shui)庫樞紐(niu)工(gong)(gong)程等別為(wei)(wei)(wei)Ⅲ等,主要(yao)建(jian)(jian)筑(zhu)(zhu)(zhu)物(wu):攔河(he)(he)壩、溢洪(hong)道(dao)、輸水(shui)隧洞為(wei)(wei)(wei)3級建(jian)(jian)筑(zhu)(zhu)(zhu)物(wu);次要(yao)建(jian)(jian)筑(zhu)(zhu)(zhu)物(wu)為(wei)(wei)(wei)4級;臨時建(jian)(jian)筑(zhu)(zhu)(zhu)物(wu):上、下游圍堰為(wei)(wei)(wei)5級。南(nan)、北干渠(qu)(qu)取水(shui)口按4級建(jian)(jian)筑(zhu)(zhu)(zhu)物(wu)設計,次要(yao)建(jian)(jian)筑(zhu)(zhu)(zhu)物(wu)按5級設計,北干渠(qu)(qu)渠(qu)(qu)道(dao)、南(nan)干渠(qu)(qu)渠(qu)(qu)道(dao)和渠(qu)(qu)系(xi)建(jian)(jian)筑(zhu)(zhu)(zhu)物(wu)按5級設計。
回龍河(he)設計(ji)壩(ba)(ba)(ba)(ba)(ba)(ba)頂高程1756.10m,主壩(ba)(ba)(ba)(ba)(ba)(ba)壩(ba)(ba)(ba)(ba)(ba)(ba)高49m,壩(ba)(ba)(ba)(ba)(ba)(ba)頂長(chang)(chang)度(du)183m,副(fu)(fu)壩(ba)(ba)(ba)(ba)(ba)(ba)壩(ba)(ba)(ba)(ba)(ba)(ba)高5m,壩(ba)(ba)(ba)(ba)(ba)(ba)頂長(chang)(chang)度(du)40m。1000年(nian)(nian)一(yi)(yi)遇(yu)(yu)(yu)(yu)的校核(he)洪(hong)水(shui)位為1754.36m,最大(da)下泄(xie)流量33.8m/s,總庫容為1340萬m,灌溉(gai)面積5.4萬畝。主要建筑物洪(hong)水(shui)標(biao)準(zhun):樞(shu)紐(niu)區(qu)(qu)大(da)壩(ba)(ba)(ba)(ba)(ba)(ba)、溢洪(hong)道(dao)(dao)、輸(shu)水(shui)隧(sui)洞(dong)(dong)按(an)(an)50年(nian)(nian)一(yi)(yi)遇(yu)(yu)(yu)(yu)設計(ji),1000年(nian)(nian)一(yi)(yi)遇(yu)(yu)(yu)(yu)校核(he),消能防(fang)沖按(an)(an)30年(nian)(nian)一(yi)(yi)遇(yu)(yu)(yu)(yu)設計(ji);渠道(dao)(dao)取水(shui)口(kou)按(an)(an)10年(nian)(nian)一(yi)(yi)遇(yu)(yu)(yu)(yu)設計(ji),30年(nian)(nian)一(yi)(yi)遇(yu)(yu)(yu)(yu)校核(he)。渠道(dao)(dao)取水(shui)口(kou)洪(hong)水(shui)標(biao)準(zhun)按(an)(an)10年(nian)(nian)一(yi)(yi)遇(yu)(yu)(yu)(yu)設計(ji),30年(nian)(nian)一(yi)(yi)遇(yu)(yu)(yu)(yu)校核(he)。樞(shu)紐(niu)建筑物由攔河(he)大(da)壩(ba)(ba)(ba)(ba)(ba)(ba)、副(fu)(fu)壩(ba)(ba)(ba)(ba)(ba)(ba)、溢洪(hong)道(dao)(dao)和導(dao)流輸(shu)水(shui)隧(sui)洞(dong)(dong)組成。攔河(he)大(da)壩(ba)(ba)(ba)(ba)(ba)(ba)為粘土心(xin)墻分區(qu)(qu)壩(ba)(ba)(ba)(ba)(ba)(ba),壩(ba)(ba)(ba)(ba)(ba)(ba)軸(zhou)線(xian)長(chang)(chang)183m;副(fu)(fu)壩(ba)(ba)(ba)(ba)(ba)(ba)為均質(zhi)土壩(ba)(ba)(ba)(ba)(ba)(ba),壩(ba)(ba)(ba)(ba)(ba)(ba)軸(zhou)線(xian)長(chang)(chang)40m。溢洪(hong)道(dao)(dao)為有閘控制,布置于大(da)壩(ba)(ba)(ba)(ba)(ba)(ba)左壩(ba)(ba)(ba)(ba)(ba)(ba)肩,全長(chang)(chang)249m。導(dao)流輸(shu)水(shui)隧(sui)洞(dong)(dong)布置于左岸,輸(shu)水(shui)隧(sui)洞(dong)(dong)與導(dao)流洞(dong)(dong)相(xiang)結合,輸(shu)水(shui)隧(sui)洞(dong)(dong)為無壓隧(sui)洞(dong)(dong),全長(chang)(chang)333.62m,采(cai)用 “龍抬頭”的型式連接導(dao)流洞(dong)(dong)。