水庫簡介
大壩在鄖西(xi)(xi)(xi)縣夾河(he)鎮陡(dou)嶺(ling)子村,東(dong)距(ju)十堰市區(qu)(qu)(qu)120千(qian)(qian)米(mi)(mi)(mi)(mi)(mi)(mi)(mi),南(nan)距(ju)河(he)口夾河(he)鎮約10千(qian)(qian)米(mi)(mi)(mi)(mi)(mi)(mi)(mi),控制(zhi)流(liu)域面積5611平(ping)(ping)(ping)(ping)方(fang)千(qian)(qian)米(mi)(mi)(mi)(mi)(mi)(mi)(mi)。水(shui)(shui)庫(ku)所(suo)在流(liu)域為(wei)秦(qin)嶺(ling)南(nan)部(bu),武當山以(yi)(yi)北(bei),屬于(yu)山區(qu)(qu)(qu)。地形總趨勢西(xi)(xi)(xi)北(bei)高、東(dong)南(nan)低(di),一(yi)般高程500~700米(mi)(mi)(mi)(mi)(mi)(mi)(mi),河(he)床最(zui)低(di)高程190米(mi)(mi)(mi)(mi)(mi)(mi)(mi),河(he)谷深切,邊坡陡(dou)峭,多(duo)(duo)(duo)呈V形或U形峽谷,兩(liang)岸溝壑(he)縱橫(heng),地表水(shui)(shui)系發(fa)育,坡岸植被稀疏、巖(yan)石裸露(lu),庫(ku)段(duan)內河(he)流(liu)發(fa)育有(you)三(san)級階地,屬秦(qin)嶺(ling)褶皺系的二(er)級構造,以(yi)(yi)東(dong)西(xi)(xi)(xi)向和北(bei)西(xi)(xi)(xi)向構造體系為(wei)主。壩區(qu)(qu)(qu)處于(yu)鄖西(xi)(xi)(xi)帚狀構造帶發(fa)散(san)端,地質構造比較簡單,以(yi)(yi)斷(duan)裂構造為(wei)主,褶皺主要表現為(wei)巖(yan)層次(ci)一(yi)級柔皺。庫(ku)區(qu)(qu)(qu)位(wei)于(yu)鄂(e)西(xi)(xi)(xi)北(bei)大山區(qu)(qu)(qu),水(shui)(shui)汽入流(liu)受阻,不受臺風影響(xiang)。雨量(liang)(liang)偏少,多(duo)(duo)(duo)年(nian)(nian)(nian)平(ping)(ping)(ping)(ping)均年(nian)(nian)(nian)降水(shui)(shui)量(liang)(liang)849毫米(mi)(mi)(mi)(mi)(mi)(mi)(mi),多(duo)(duo)(duo)年(nian)(nian)(nian)平(ping)(ping)(ping)(ping)均年(nian)(nian)(nian)蒸發(fa)量(liang)(liang)919.6毫米(mi)(mi)(mi)(mi)(mi)(mi)(mi);最(zui)高氣溫41.9攝氏度,最(zui)低(di)氣溫-11.9攝氏度;多(duo)(duo)(duo)年(nian)(nian)(nian)平(ping)(ping)(ping)(ping)均風速1.1米(mi)(mi)(mi)(mi)(mi)(mi)(mi)每秒,最(zui)大風速16米(mi)(mi)(mi)(mi)(mi)(mi)(mi)每秒。水(shui)(shui)庫(ku)多(duo)(duo)(duo)年(nian)(nian)(nian)平(ping)(ping)(ping)(ping)均年(nian)(nian)(nian)來水(shui)(shui)量(liang)(liang)16.6億(yi)(yi)立(li)(li)(li)(li)方(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi),多(duo)(duo)(duo)年(nian)(nian)(nian)平(ping)(ping)(ping)(ping)均流(liu)量(liang)(liang)52.5立(li)(li)(li)(li)方(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi)每秒,實測最(zui)大流(liu)量(liang)(liang)4720立(li)(li)(li)(li)方(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi)每秒(1958年(nian)(nian)(nian)7月17日(ri)),歷史(shi)最(zui)大流(liu)量(liang)(liang)7410立(li)(li)(li)(li)方(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi)每秒;多(duo)(duo)(duo)年(nian)(nian)(nian)平(ping)(ping)(ping)(ping)均含沙量(liang)(liang)4.18千(qian)(qian)克每立(li)(li)(li)(li)方(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi),年(nian)(nian)(nian)輸沙量(liang)(liang)693萬噸。陡(dou)嶺(ling)子水(shui)(shui)庫(ku)屬年(nian)(nian)(nian)調(diao)節水(shui)(shui)庫(ku),正(zheng)常(chang)蓄水(shui)(shui)位(wei)264米(mi)(mi)(mi)(mi)(mi)(mi)(mi),死水(shui)(shui)位(wei)242米(mi)(mi)(mi)(mi)(mi)(mi)(mi),設(she)計(ji)洪水(shui)(shui)位(wei)266.41米(mi)(mi)(mi)(mi)(mi)(mi)(mi),校核洪水(shui)(shui)位(wei)274.45米(mi)(mi)(mi)(mi)(mi)(mi)(mi);總庫(ku)容4.842億(yi)(yi)立(li)(li)(li)(li)方(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi),其中調(diao)洪庫(ku)容1.352億(yi)(yi)立(li)(li)(li)(li)方(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi),興利庫(ku)容2.09億(yi)(yi)立(li)(li)(li)(li)方(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi),死庫(ku)容1.4億(yi)(yi)立(li)(li)(li)(li)方(fang)米(mi)(mi)(mi)(mi)(mi)(mi)(mi)。水(shui)(shui)庫(ku)為(wei)河(he)道型水(shui)(shui)庫(ku),水(shui)(shui)面面積13.04平(ping)(ping)(ping)(ping)方(fang)千(qian)(qian)米(mi)(mi)(mi)(mi)(mi)(mi)(mi),回水(shui)(shui)長44.5千(qian)(qian)米(mi)(mi)(mi)(mi)(mi)(mi)(mi)。?
水庫樞紐工程
水庫樞紐工(gong)程由大壩(ba)(ba)(ba)、溢(yi)洪道(dao)、泄洪洞(dong)(dong)、發(fa)電引水隧洞(dong)(dong)、電廠(chang)(chang)和(he)升壓(ya)(ya)站組(zu)成。大壩(ba)(ba)(ba)為(wei)鋼筋混凝土面板砂礫堆石壩(ba)(ba)(ba)-壩(ba)(ba)(ba)頂高程275米(mi)(mi),最(zui)大壩(ba)(ba)(ba)高85.5米(mi)(mi),壩(ba)(ba)(ba)軸線長(chang)(chang)338.5米(mi)(mi);溢(yi)洪道(dao)為(wei)河岸開敞式(shi),堰頂高程250米(mi)(mi),孔(kong)數(shu)3孔(kong),單(dan)寬(kuan)流(liu)量132.7立(li)方米(mi)(mi)每秒;泄洪洞(dong)(dong)為(wei)深式(shi)進水孔(kong);引水發(fa)電隧洞(dong)(dong)為(wei)豎(shu)井(jing)進口閘門式(shi),隧洞(dong)(dong)洞(dong)(dong)徑5.9米(mi)(mi),隧洞(dong)(dong)長(chang)(chang)242.53米(mi)(mi),引水流(liu)量133.41立(li)方米(mi)(mi)每秒;廠(chang)(chang)房為(wei)引水地面式(shi),安裝(zhuang)3臺單(dan)機容(rong)量為(wei)2萬千(qian)(qian)瓦(wa)的水輪發(fa)電機組(zu),布置有110千(qian)(qian)伏(fu)和(he)35千(qian)(qian)伏(fu)兩個電壓(ya)(ya)等級(ji)的升壓(ya)(ya)站。
水庫效益
水(shui)庫以(yi)發電(dian)為主,兼有灌溉、水(shui)產養殖(zhi)等功(gong)能(neng)。電(dian)站(zhan)裝機容量7.05萬千(qian)瓦,保(bao)證出力1.23萬千(qian)瓦,多年平(ping)均發電(dian)量2.12億千(qian)瓦時;設計(ji)灌溉面積(ji)12.9萬畝(mu),解決3萬人飲用水(shui);可養殖(zhi)水(shui)面13.04平(ping)方千(qian)米;可通(tong)航(hang)(hang)40千(qian)米:另外(wai),水(shui)庫距襄渝鐵路、漢江航(hang)(hang)道10千(qian)米,為其下游防(fang)洪起到了保(bao)護作用。水(shui)庫移民(min)5074人,淹沒(mei)耕地412.5公(gong)頃。