概述
山秀水(shui)(shui)(shui)電(dian)站(zhan)位(wei)于(yu)左江主干流(liu)下(xia)游河段,距崇左市扶綏縣約14km,距南(nan)寧市約90km,是一座(zuo)以(yi)發(fa)電(dian)為(wei)(wei)主、兼顧(gu)航運(yun)、灌(guan)溉等(deng)綜合(he)效益的水(shui)(shui)(shui)利水(shui)(shui)(shui)電(dian)工程(cheng)(cheng)。壩(ba)址以(yi)上控制流(liu)域面積29562平方(fang)(fang)(fang)公(gong)里,水(shui)(shui)(shui)庫(ku)總庫(ku)容為(wei)(wei)6.063億(yi)立方(fang)(fang)(fang)米(mi),為(wei)(wei)日調節水(shui)(shui)(shui)庫(ku);電(dian)站(zhan)總裝(zhuang)機容量(liang)為(wei)(wei)78MW,廠內安裝(zhuang)3臺單(dan)機容量(liang)26MW的燈泡(pao)貫流(liu)式水(shui)(shui)(shui)輪發(fa)電(dian)機組;工程(cheng)(cheng)為(wei)(wei)二等(deng)工程(cheng)(cheng),大壩(ba)等(deng)擋水(shui)(shui)(shui)建(jian)筑(zhu)物為(wei)(wei)2級建(jian)筑(zhu)物,按(an)100年一遇洪(hong)水(shui)(shui)(shui)設計,相應(ying)(ying)洪(hong)水(shui)(shui)(shui)位(wei)和(he)(he)庫(ku)容分(fen)別(bie)為(wei)(wei)92.80m和(he)(he)4.795億(yi)立方(fang)(fang)(fang)米(mi);按(an)1000年一遇洪(hong)水(shui)(shui)(shui)校(xiao)核(右岸接頭土壩(ba)為(wei)(wei)2000年),相應(ying)(ying)洪(hong)水(shui)(shui)(shui)位(wei)和(he)(he)庫(ku)容(總庫(ku)容)分(fen)別(bie)為(wei)(wei)95.80m和(he)(he)6.063億(yi)立方(fang)(fang)(fang)米(mi);水(shui)(shui)(shui)庫(ku)正常蓄水(shui)(shui)(shui)位(wei)為(wei)(wei)86.50m,相應(ying)(ying)庫(ku)容為(wei)(wei)2.855億(yi)立方(fang)(fang)(fang)米(mi);死(si)水(shui)(shui)(shui)位(wei)為(wei)(wei)85.00m,相應(ying)(ying)庫(ku)容為(wei)(wei)2.466億(yi)立方(fang)(fang)(fang)米(mi)。
樞紐
山秀水(shui)(shui)電(dian)站(zhan)是左(zuo)江干梯級(ji)規劃(hua)中的(de)第三梯級(ji),是一(yi)座(zuo)以(yi)發電(dian)為主,兼顧航(hang)(hang)運、電(dian)灌、供水(shui)(shui)、養殖、旅游等綜合利(li)用的(de)水(shui)(shui)電(dian)工(gong)程(cheng)(cheng)(cheng)。水(shui)(shui)庫(ku)的(de)正(zheng)常蓄水(shui)(shui)位為86.5m,相應庫(ku)容2.855億立方米。近期在下(xia)游老口電(dian)站(zhan)未投產前(qian)能更充分(fen)地利(li)用該段(duan)水(shui)(shui)頭(tou)16.1m(裝(zhuang)機78mw),遠期仍保(bao)留一(yi)定的(de)水(shui)(shui)頭(tou)12.5m(裝(zhuang)機54mw)船閘通航(hang)(hang)標準為V級(ji)船閘300t級(ji)頂推船隊。本工(gong)程(cheng)(cheng)(cheng)屬Ⅱ級(ji)工(gong)程(cheng)(cheng)(cheng),擋水(shui)(shui)建筑物按(an)100年一(yi)遇(yu)洪水(shui)(shui)設計,100年一(yi)遇(yu)洪水(shui)(shui)校核,溢流(liu)壩(ba)的(de)最大(da)壩(ba)高39.5m,堰頂高程(cheng)(cheng)(cheng)為71.5m 。電(dian)站(zhan)裝(zhuang)設3臺燈泡貫流(liu)式(shi)機組,單機容量(liang)(liang)26mw,總裝(zhuang)機容量(liang)(liang)78mw。
工(gong)程樞紐建筑物(wu)從左到右依次為左岸接頭重力壩(ba)、船閘(zha)、溢流壩(ba)、河床(chuang)式廠房、右岸接頭重力壩(ba)、右岸接頭土(tu)壩(ba)等組成(cheng)(cheng)。壩(ba)頂高(gao)程為98.40m(黃基),最(zui)大壩(ba)高(gao)40.50m,壩(ba)軸線(xian)總長435.96m。泄水建筑物(wu)由(you)9孔溢流壩(ba)組成(cheng)(cheng),采(cai)用弧形閘(zha)門和液壓啟(qi)閉機啟(qi)閉,閘(zha)門尺寸14m×16.5m(寬度(du)×高(gao)度(du)),堰頂高(gao)程70.50m,消能方(fang)式為底流消能。大壩(ba)基礎主(zhu)要由(you)灰(hui)巖(yan)、白云(yun)質灰(hui)巖(yan)、白云(yun)巖(yan)等組成(cheng)(cheng)。地震基本烈(lie)度(du)為Ⅵ度(du)。
建設
工(gong)程于(yu)2003年3月(yue)(yue)21日(ri)正式開(kai)工(gong)興建(jian),2005年6月(yue)(yue)6日(ri)通(tong)過一期水(shui)下工(gong)程驗收,2006年6月(yue)(yue)3日(ri)通(tong)過二期水(shui)下工(gong)程驗收,2006年9月(yue)(yue)19日(ri)第一臺機(ji)組正式投(tou)產發電(dian)(dian)(dian)(dian),2007年8月(yue)(yue)通(tong)過中(zhong)國水(shui)利水(shui)電(dian)(dian)(dian)(dian)科(ke)學研究院(yuan)的(de)工(gong)程蓄(xu)水(shui)安全鑒定,2007年8月(yue)(yue)9日(ri)最后一臺機(ji)組投(tou)產發電(dian)(dian)(dian)(dian)。工(gong)程設(she)(she)計單(dan)(dan)位(wei)(wei)為廣(guang)西南寧水(shui)利電(dian)(dian)(dian)(dian)力設(she)(she)計院(yuan);施工(gong)單(dan)(dan)位(wei)(wei)為廣(guang)西壯族自治區水(shui)電(dian)(dian)(dian)(dian)工(gong)程局,監理(li)單(dan)(dan)位(wei)(wei)為廣(guang)西力元建(jian)設(she)(she)監理(li)有限(xian)責任公司,主管單(dan)(dan)位(wei)(wei)為大唐廣(guang)源水(shui)力發電(dian)(dian)(dian)(dian)有限(xian)公司,運(yun)行單(dan)(dan)位(wei)(wei)為扶綏廣(guang)能電(dian)(dian)(dian)(dian)力開(kai)發有限(xian)公司。