河南省洛阳(yang)市中级人民法院洗澡(zao)废水处理工程曝气生(sheng)物滤池法设备(bei)投入使用
BAF曝(pu)(pu)气(qi)(qi)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)(de)(de)构造与(yu)污水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)***处(chu)(chu)(chu)理(li)的(de)(de)(de)(de)(de)(de)(de)滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)基本相同(tong)(tong)，只是(shi)滤(lv)(lv)(lv)(lv)(lv)(lv)料(liao)(liao)(liao)不(bu)(bu)同(tong)(tong)，一(yi)般(ban)(ban)采(cai)用(yong)(yong)(yong)单一(yi)均(jun)(jun)粒(li)滤(lv)(lv)(lv)(lv)(lv)(lv)料(liao)(liao)(liao)。曝(pu)(pu)气(qi)(qi)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)主(zhu)体(ti)(ti)(ti)可(ke)分(fen)(fen)(fen)(fen)为布(bu)(bu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)系(xi)(xi)(xi)(xi)统(tong)、布(bu)(bu)气(qi)(qi)系(xi)(xi)(xi)(xi)统(tong)、承(cheng)(cheng)(cheng)(cheng)托(tuo)(tuo)(tuo)(tuo)(tuo)层(ceng)(ceng)、生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)填(tian)料(liao)(liao)(liao)层(ceng)(ceng)、反(fan)(fan)(fan)冲(chong)(chong)洗(xi)(xi)(xi)(xi)等(deng)五个部(bu)(bu)分(fen)(fen)(fen)(fen)。1、滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)池(chi)(chi)(chi)(chi)体(ti)(ti)(ti)滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)池(chi)(chi)(chi)(chi)体(ti)(ti)(ti)的(de)(de)(de)(de)(de)(de)(de)作用(yong)(yong)(yong)是(shi)容纳被处(chu)(chu)(chu)理(li)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)量和(he)围挡滤(lv)(lv)(lv)(lv)(lv)(lv)料(liao)(liao)(liao)，并(bing)(bing)承(cheng)(cheng)(cheng)(cheng)托(tuo)(tuo)(tuo)(tuo)(tuo)滤(lv)(lv)(lv)(lv)(lv)(lv)料(liao)(liao)(liao)和(he)曝(pu)(pu)气(qi)(qi)装(zhuang)置(zhi)的(de)(de)(de)(de)(de)(de)(de)重量。池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)(de)(de)形(xing)(xing)(xing)状(zhuang)(zhuang)有(you)(you)(you)圆形(xing)(xing)(xing)、正(zheng)方(fang)(fang)形(xing)(xing)(xing)和(he)矩(ju)形(xing)(xing)(xing)三种，结(jie)构形(xing)(xing)(xing)式有(you)(you)(you)钢制(zhi)设备和(he)钢筋混凝土结(jie)构等(deng)。2、滤(lv)(lv)(lv)(lv)(lv)(lv)料(liao)(liao)(liao)作为生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)膜(mo)(mo)载(zai)(zai)体(ti)(ti)(ti)——填(tian)料(liao)(liao)(liao)的(de)(de)(de)(de)(de)(de)(de)选(xuan)择(ze)是(shi)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)膜(mo)(mo)反(fan)(fan)(fan)应器技术成(cheng)功与(yu)否(fou)的(de)(de)(de)(de)(de)(de)(de)关键之一(yi)，它(ta)决定(ding)(ding)(ding)了(le)反(fan)(fan)(fan)应器能否(fou)高效(xiao)运(yun)行(xing)，所以(yi)(yi)填(tian)料(liao)(liao)(liao)的(de)(de)(de)(de)(de)(de)(de)选(xuan)择(ze)总的(de)(de)(de)(de)(de)(de)(de)应遵循以(yi)(yi)下原(yuan)则。①机械强(qiang)(qiang)度好②比(bi)表(biao)(biao)面(mian)(mian)积大(da)(da)③形(xing)(xing)(xing)状(zhuang)(zhuang)：载(zai)(zai)体(ti)(ti)(ti)的(de)(de)(de)(de)(de)(de)(de)形(xing)(xing)(xing)状(zhuang)(zhuang)以(yi)(yi)球状(zhuang)(zhuang)为佳④生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)、化(hua)学(xue)稳定(ding)(ding)(ding)性好⑤表(biao)(biao)面(mian)(mian)电(dian)性和(he)亲(qin)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)性 微(wei)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)一(yi)般(ban)(ban)带有(you)(you)(you)负电(dian)荷，而(er)且(qie)亲(qin)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)，因此载(zai)(zai)体(ti)(ti)(ti)表(biao)(biao)面(mian)(mian)带有(you)(you)(you)正(zheng)电(dian)荷特有(you)(you)(you)利于微(wei)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)固着(zhe)生(sheng)(sheng)(sheng)(sheng)(sheng)长，载(zai)(zai)体(ti)(ti)(ti)表(biao)(biao)面(mian)(mian)的(de)(de)(de)(de)(de)(de)(de)亲(qin)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)性同(tong)(tong)样有(you)(you)(you)利于微(wei)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)的(de)(de)(de)(de)(de)(de)(de)附着(zhe)，使(shi)(shi)附着(zhe)的(de)(de)(de)(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)膜(mo)(mo)数量尽可(ke)能地多。⑥孔(kong)隙率(lv)及(ji)表(biao)(biao)面(mian)(mian)粗糙(cao)度⑦密度3、承(cheng)(cheng)(cheng)(cheng)托(tuo)(tuo)(tuo)(tuo)(tuo)层(ceng)(ceng)承(cheng)(cheng)(cheng)(cheng)托(tuo)(tuo)(tuo)(tuo)(tuo)层(ceng)(ceng)主(zhu)要(yao)(yao)(yao)是(shi)为了(le)支撑滤(lv)(lv)(lv)(lv)(lv)(lv)料(liao)(liao)(liao)，防止滤(lv)(lv)(lv)(lv)(lv)(lv)料(liao)(liao)(liao)流失和(he)堵塞滤(lv)(lv)(lv)(lv)(lv)(lv)头(tou)，同(tong)(tong)时还可(ke)以(yi)(yi)保(bao)持反(fan)(fan)(fan)冲(chong)(chong)洗(xi)(xi)(xi)(xi)稳定(ding)(ding)(ding)进(jin)行(xing)。承(cheng)(cheng)(cheng)(cheng)托(tuo)(tuo)(tuo)(tuo)(tuo)层(ceng)(ceng)常用(yong)(yong)(yong)材(cai)质(zhi)为卵石(shi)或磁(ci)铁矿．为保(bao)证承(cheng)(cheng)(cheng)(cheng)托(tuo)(tuo)(tuo)(tuo)(tuo)层(ceng)(ceng)的(de)(de)(de)(de)(de)(de)(de)稳定(ding)(ding)(ding)，并(bing)(bing)对(dui)(dui)配(pei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)(de)(de)(de)(de)均(jun)(jun)匀(yun)(yun)性起(qi)充分(fen)(fen)(fen)(fen)作用(yong)(yong)(yong)，要(yao)(yao)(yao)求材(cai)质(zhi)具有(you)(you)(you)良(liang)好的(de)(de)(de)(de)(de)(de)(de)机械强(qiang)(qiang)度和(he)化(hua)学(xue)稳定(ding)(ding)(ding)性，形(xing)(xing)(xing)状(zhuang)(zhuang)应尽量接近圆形(xing)(xing)(xing)，工(gong)(gong)程(cheng)中(zhong)(zhong)一(yi)般(ban)(ban)选(xuan)用(yong)(yong)(yong)鹅卵石(shi)作为承(cheng)(cheng)(cheng)(cheng)托(tuo)(tuo)(tuo)(tuo)(tuo)层(ceng)(ceng)。4、布(bu)(bu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)系(xi)(xi)(xi)(xi)统(tong)曝(pu)(pu)气(qi)(qi)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)(de)(de)布(bu)(bu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)系(xi)(xi)(xi)(xi)统(tong)主(zhu)要(yao)(yao)(yao)包括滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)***下部(bu)(bu)的(de)(de)(de)(de)(de)(de)(de)配(pei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)室和(he)滤(lv)(lv)(lv)(lv)(lv)(lv)板上(shang)的(de)(de)(de)(de)(de)(de)(de)配(pei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)滤(lv)(lv)(lv)(lv)(lv)(lv)头(tou)。对(dui)(dui)于上(shang)向流滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)，配(pei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)室的(de)(de)(de)(de)(de)(de)(de)作用(yong)(yong)(yong)是(shi)使(shi)(shi)某一(yi)短时段内进(jin)入滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)(de)(de)污水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)能在(zai)(zai)(zai)配(pei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)室内混合(he)均(jun)(jun)匀(yun)(yun)，并(bing)(bing)通(tong)过(guo)配(pei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)滤(lv)(lv)(lv)(lv)(lv)(lv)头(tou)均(jun)(jun)匀(yun)(yun)流过(guo)滤(lv)(lv)(lv)(lv)(lv)(lv)料(liao)(liao)(liao)层(ceng)(ceng)，并(bing)(bing)且(qie)该布(bu)(bu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)系(xi)(xi)(xi)(xi)统(tong)除(chu)作为滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)正(zheng)布(bu)(bu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)系(xi)(xi)(xi)(xi)统(tong)设计不(bu)(bu)合(he)理(li)或安装(zhuang)达不(bu)(bu)到(dao)要(yao)(yao)(yao)求，使(shi)(shi)反(fan)(fan)(fan)冲(chong)(chong)洗(xi)(xi)(xi)(xi)时配(pei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)不(bu)(bu)均(jun)(jun)匀(yun)(yun)。会产生(sheng)(sheng)(sheng)(sheng)(sheng)下列不(bu)(bu)良(liang)后(hou)果(guo)(guo)：①整个生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)冲(chong)(chong)洗(xi)(xi)(xi)(xi)不(bu)(bu)均(jun)(jun)匀(yun)(yun)，部(bu)(bu)分(fen)(fen)(fen)(fen)区(qu)域(yu)(yu)冲(chong)(chong)洗(xi)(xi)(xi)(xi)强(qiang)(qiang)度大(da)(da)，部(bu)(bu)分(fen)(fen)(fen)(fen)区(qu)域(yu)(yu)冲(chong)(chong)洗(xi)(xi)(xi)(xi)强(qiang)(qiang)度小。通(tong)过(guo)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)絮凝作用(yong)(yong)(yong)吸(xi)附部(bu)(bu)分(fen)(fen)(fen)(fen)胶(jiao)体(ti)(ti)(ti)颗粒(li)，同(tong)(tong)时微(wei)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)新陈代谢过(guo)程(cheng)中(zhong)(zhong)老化(hua)的(de)(de)(de)(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)膜(mo)(mo)脱(tuo)落(luo)后(hou)也将截留在(zai)(zai)(zai)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)填(tian)料(liao)(liao)(liao)层(ceng)(ceng)内。这些杂质(zhi)的(de)(de)(de)(de)(de)(de)(de)存在(zai)(zai)(zai)显著地增(zeng)加(jia)了(le)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)的(de)(de)(de)(de)(de)(de)(de)过(guo)滤(lv)(lv)(lv)(lv)(lv)(lv)能力(li)(li)，使(shi)(shi)处(chu)(chu)(chu)理(li)能力(li)(li)下降；同(tong)(tong)时也使(shi)(shi)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)溶液主(zhu)体(ti)(ti)(ti)的(de)(de)(de)(de)(de)(de)(de)溶解(jie)氧(yang)和(he)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)易降解(jie)的(de)(de)(de)(de)(de)(de)(de)有(you)(you)(you)机物(wu)(wu)(wu)(wu)(wu)(wu)与(yu)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)膜(mo)(mo)上(shang)微(wei)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)之间的(de)(de)(de)(de)(de)(de)(de)传质(zhi)效(xiao)率(lv)下降，影响生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)对(dui)(dui)有(you)(you)(you)机物(wu)(wu)(wu)(wu)(wu)(wu)的(de)(de)(de)(de)(de)(de)(de)去除(chu)效(xiao)率(lv)。如果(guo)(guo)反(fan)(fan)(fan)冲(chong)(chong)洗(xi)(xi)(xi)(xi)布(bu)(bu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)不(bu)(bu)均(jun)(jun)匀(yun)(yun)．使(shi)(shi)部(bu)(bu)分(fen)(fen)(fen)(fen)区(qu)域(yu)(yu)反(fan)(fan)(fan)冲(chong)(chong)洗(xi)(xi)(xi)(xi)达不(bu)(bu)到(dao)要(yao)(yao)(yao)求，该区(qu)域(yu)(yu)的(de)(de)(de)(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)填(tian)料(liao)(liao)(liao)中(zhong)(zhong)杂质(zhi)冲(chong)(chong)洗(xi)(xi)(xi)(xi)不(bu)(bu)干净，将影响生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)对(dui)(dui)污染物(wu)(wu)(wu)(wu)(wu)(wu)的(de)(de)(de)(de)(de)(de)(de)去除(chu)效(xiao)果(guo)(guo)。②冲(chong)(chong)洗(xi)(xi)(xi)(xi)强(qiang)(qiang)度大(da)(da)的(de)(de)(de)(de)(de)(de)(de)区(qu)域(yu)(yu)，由于水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)流速度过(guo)大(da)(da)，会冲(chong)(chong)动承(cheng)(cheng)(cheng)(cheng)托(tuo)(tuo)(tuo)(tuo)(tuo)层(ceng)(ceng)，混合(he)，甚***引起(qi)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)填(tian)料(liao)(liao)(liao)的(de)(de)(de)(de)(de)(de)(de)流失，有(you)(you)(you)时也会引起(qi)布(bu)(bu)气(qi)(qi)系(xi)(xi)(xi)(xi)统(tong)的(de)(de)(de)(de)(de)(de)(de)松动危害。引起(qi)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)填(tian)料(liao)(liao)(liao)与(yu)承(cheng)(cheng)(cheng)(cheng)托(tuo)(tuo)(tuo)(tuo)(tuo)层(ceng)(ceng)的(de)(de)(de)(de)(de)(de)(de)对(dui)(dui)曝(pu)(pu)气(qi)(qi)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)造成(cheng)极大(da)(da)危害。5、布(bu)(bu)气(qi)(qi)系(xi)(xi)(xi)(xi)统(tong)曝(pu)(pu)气(qi)(qi)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)内的(de)(de)(de)(de)(de)(de)(de)布(bu)(bu)气(qi)(qi)系(xi)(xi)(xi)(xi)统(tong)包括正(zheng)常运(yun)行(xing)时曝(pu)(pu)气(qi)(qi)所需的(de)(de)(de)(de)(de)(de)(de)曝(pu)(pu)气(qi)(qi)系(xi)(xi)(xi)(xi)统(tong)和(he)进(jin)行(xing)气(qi)(qi)—水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)联合(he)反(fan)(fan)(fan)冲(chong)(chong)洗(xi)(xi)(xi)(xi)时的(de)(de)(de)(de)(de)(de)(de)供气(qi)(qi)系(xi)(xi)(xi)(xi)统(tong)两部(bu)(bu)分(fen)(fen)(fen)(fen)。6、反(fan)(fan)(fan)冲(chong)(chong)洗(xi)(xi)(xi)(xi)系(xi)(xi)(xi)(xi)统(tong)反(fan)(fan)(fan)冲(chong)(chong)洗(xi)(xi)(xi)(xi)过(guo)程(cheng)：先降低滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)内的(de)(de)(de)(de)(de)(de)(de)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)位并(bing)(bing)单独气(qi)(qi)洗(xi)(xi)(xi)(xi)，而(er)后(hou)采(cai)用(yong)(yong)(yong)气(qi)(qi)—水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)联合(he)反(fan)(fan)(fan)冲(chong)(chong)洗(xi)(xi)(xi)(xi)，***后(hou)再单独采(cai)用(yong)(yong)(yong)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)洗(xi)(xi)(xi)(xi)。在(zai)(zai)(zai)反(fan)(fan)(fan)冲(chong)(chong)洗(xi)(xi)(xi)(xi)过(guo)程(cheng)中(zhong)(zhong)必须掌(zhang)握(wo)好冲(chong)(chong)洗(xi)(xi)(xi)(xi)强(qiang)(qiang)度和(he)冲(chong)(chong)洗(xi)(xi)(xi)(xi)时间，既要(yao)(yao)(yao)达到(dao)使(shi)(shi)截留物(wu)(wu)(wu)(wu)(wu)(wu)质(zhi)冲(chong)(chong)洗(xi)(xi)(xi)(xi)出(chu)(chu)滤(lv)(lv)(lv)(lv)(lv)(lv)池(chi)(chi)(chi)(chi)．又(you)要(yao)(yao)(yao)避免对(dui)(dui)滤(lv)(lv)(lv)(lv)(lv)(lv)料(liao)(liao)(liao)过(guo)分(fen)(fen)(fen)(fen)冲(chong)(chong)刷，使(shi)(shi)生(sheng)(sheng)(sheng)(sheng)(sheng)长在(zai)(zai)(zai)滤(lv)(lv)(lv)(lv)(lv)(lv)料(liao)(liao)(liao)表(biao)(biao)面(mian)(mian)的(de)(de)(de)(de)(de)(de)(de)微(wei)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)膜(mo)(mo)脱(tuo)落(luo)而(er)影响处(chu)(chu)(chu)理(li)效(xiao)果(guo)(guo)。7、出(chu)(chu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)系(xi)(xi)(xi)(xi)统(tong)曝(pu)(pu)气(qi)(qi)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)滤(lv)(lv)(lv)(lv)(lv)(lv)他出(chu)(chu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)系(xi)(xi)(xi)(xi)统(tong)有(you)(you)(you)采(cai)用(yong)(yong)(yong)周(zhou)边出(chu)(chu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)和(he)采(cai)用(yong)(yong)(yong)单侧堰(yan)出(chu)(chu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)等(deng)。在(zai)(zai)(zai)大(da)(da)、中(zhong)(zhong)型污水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)处(chu)(chu)(chu)理(li)工(gong)(gong)程(cheng)中(zhong)(zhong)，为了(le)工(gong)(gong)艺布(bu)(bu)置(zhi)方(fang)(fang)便，一(yi)般(ban)(ban)采(cai)用(yong)(yong)(yong)单侧堰(yan)出(chu)(chu)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)(shui)较多。
