水庫樞紐
馮家山水(shui)(shui)(shui)(shui)庫(ku)庫(ku)區流(liu)經千陽縣(xian)(xian)、鳳翔區和(he)陳倉區。是一座以灌溉為主,兼有(you)防(fang)洪(hong)(hong)、發電(dian)、養殖(zhi)等綜合利用的大(da)型(xing)水(shui)(shui)(shui)(shui)利樞紐。水(shui)(shui)(shui)(shui)庫(ku)總(zong)庫(ku)容(rong)4.13億立(li)(li)(li)方(fang)(fang)米(mi)(mi)(mi),有(you)效庫(ku)容(rong)2.86億立(li)(li)(li)方(fang)(fang)米(mi)(mi)(mi),防(fang)洪(hong)(hong)庫(ku)容(rong)0.92億立(li)(li)(li)方(fang)(fang)米(mi)(mi)(mi),死(si)庫(ku)容(rong)0.91億立(li)(li)(li)方(fang)(fang)米(mi)(mi)(mi)。水(shui)(shui)(shui)(shui)庫(ku)正(zheng)常水(shui)(shui)(shui)(shui)位712m,回水(shui)(shui)(shui)(shui)至干陽縣(xian)(xian)城(cheng)關長(chang)17.5km,水(shui)(shui)(shui)(shui)庫(ku)水(shui)(shui)(shui)(shui)面17.7平方(fang)(fang)公里。水(shui)(shui)(shui)(shui)庫(ku)樞紐防(fang)洪(hong)(hong)標準為百年一遇洪(hong)(hong)水(shui)(shui)(shui)(shui)(3400立(li)(li)(li)方(fang)(fang)米(mi)(mi)(mi)/秒)設計,千年一遇洪(hong)(hong)水(shui)(shui)(shui)(shui)(7200立(li)(li)(li)方(fang)(fang)米(mi)(mi)(mi)/秒)校核,二(er)千年一遇洪(hong)(hong)水(shui)(shui)(shui)(shui)(8300立(li)(li)(li)方(fang)(fang)米(mi)(mi)(mi)/秒)情況(kuang)下保壩。 水(shui)(shui)(shui)(shui)庫(ku)樞紐工(gong)程由攔河大(da)壩、右岸壓力泄洪(hong)(hong)洞(dong)(dong)、非常溢洪(hong)(hong)道(dao)(dao)、古河道(dao)(dao)防(fang)滲工(gong)程和(he)左岸明流(liu)溢洪(hong)(hong)洞(dong)(dong),灌溉、發電(dian)輸水(shui)(shui)(shui)(shui)洞(dong)(dong)以及電(dian)站等七(qi)部分(fen)工(gong)程組成。
水庫灌區
灌(guan)(guan)區(qu)西(xi)起金(jin)陵(ling)河(he)、東(dong)至漆水(shui)河(he),北(bei)(bei)依喬山,南(nan)(nan)接寶雞峽灌(guan)(guan)區(qu)。東(dong)西(xi)長約80km,南(nan)(nan)北(bei)(bei)寬約18km。灌(guan)(guan)溉(gai)寶雞、鳳(feng)翔、岐山、扶風、眉(mei)縣(xian)(xian)、永壽、乾(qian)縣(xian)(xian)七縣(xian)(xian)的旱(han)原,設計面(mian)積為(wei)126萬(wan)(wan)(wan)畝(mu),施工中擴大為(wei)129萬(wan)(wan)(wan)畝(mu),施工后期控(kong)制面(mian)積為(wei)136萬(wan)(wan)(wan)畝(mu)。 灌(guan)(guan)區(qu)以(yi)干河(he)為(wei)界,分為(wei)東(dong)、西(xi)兩個灌(guan)(guan)區(qu)。西(xi)灌(guan)(guan)區(qu),為(wei)抽水(shui)灌(guan)(guan)溉(gai),面(mian)積15.2萬(wan)(wan)(wan)畝(mu)。東(dong)灌(guan)(guan)區(qu),灌(guan)(guan)溉(gai)120.8萬(wan)(wan)(wan)畝(mu),其中自流(liu)灌(guan)(guan)溉(gai)65萬(wan)(wan)(wan)畝(mu),其余(yu)為(wei)抽水(shui)。自流(liu)灌(guan)(guan)區(qu)每畝(mu)毛用(yong)水(shui)定(ding)額為(wei)325立方米,抽水(shui)灌(guan)(guan)區(qu)每畝(mu)毛用(yong)水(shui)定(ding)額為(wei)218.4立方米。
形態描述
馮家山水庫(陜西(xi)) 北方(fang)區, 面積1.500萬畝, 平均深度24.00米, 最大深度50.00米,生(sheng)態特(te)征 浮游生(sheng)物(wu)(毫克(ke)/升)
浮植現存量(liang)1.160, 浮植優勢種甲藻、硅藻, 浮游動物量(liang)0.910.
浮游植物(wu)生物(wu)量(liang)及優勢藻類(lei)的(de)季節(jie)變(bian)化(毫克/升)
1981-1982年, 春季生(sheng)物(wu)量(liang)0.92, 春優勢藻(zao)(zao)類硅(gui)藻(zao)(zao), 夏季生(sheng)物(wu)量(liang)0.71, 夏優勢藻(zao)(zao)類甲藻(zao)(zao), 秋(qiu)季生(sheng)物(wu)量(liang)0.50, 秋(qiu)優勢藻(zao)(zao)類甲藻(zao)(zao).
水庫的(de)浮游植物生(sheng)物量(毫克(ke)/升(sheng))及其組(zu)成
浮植(zhi)生(sheng)物(wu)量(liang)1.160, 硅藻(zao)占(zhan)門(men)(men)27.6%, 綠(lv)藻(zao)占(zhan)門(men)(men)16.4%, 金藻(zao)占(zhan)門(men)(men)4.3%, 甲藻(zao)占(zhan)門(men)(men)44.8%, 裸藻(zao)占(zhan)門(men)(men)4.3%, 藍藻(zao)占(zhan)門(men)(men)2.6%
水庫浮游動(dong)物(wu)生物(wu)量(liang)與季(ji)節變化(毫克/升)
原生(sheng)(sheng)生(sheng)(sheng)物(wu)量(liang)0.26,枝(zhi)角生(sheng)(sheng)物(wu)量(liang)0.28, 橈足生(sheng)(sheng)物(wu)量(liang)0.39, 總生(sheng)(sheng)物(wu)量(liang)0.91.
營養類型
植物(wu)生量物(wu)中(zhong), 植物(wu)優(you)勢種中(zhong), 無機(ji)氮(dan)富(fu),COD富(fu), 水(shui)質營養(yang)狀況屬(shu)于中(zhong)營養(yang)型(xing)。