河南污(wu)水(shui)处(chu)理成(cheng)套设备(bei)的(de)设计(ji)主要是对生(sheng)活污(wu)水(shui)和与之类似的(de)工(gong)业有机污(wu)水(shui)处(chu)理,其主要处(chu)理手段是采用(yong)目(mu)前(qian)较为成(cheng)熟(shu)的(de)生(sheng)化(hua)处(chu)理技(ji)为生(sheng)物接触氧化(hua)法,。共有六部分组成(cheng):(1)初沉池(chi)(2)缺氧池(chi)(3)接触氧化(hua)池(chi)(4)二沉池(chi)(5)消(xiao)毒池(chi)、消(xiao)毒装置(6)污(wu)泥池(chi)(7)风(feng)机房、风(feng)机。
(1)初(chu)沉(chen)池(chi)(chi):该设(she)备初(chu)沉(chen)池(chi)(chi)为(wei)(wei)坚流(liu)式(shi)沉(chen)淀(dian)池(chi)(chi),污(wu)水在(zai)(zai)(zai)沉(chen)淀(dian)池(chi)(chi)的(de)上升流(liu)速(su)为(wei)(wei)0.3-0.4毫米/秒,沉(chen)淀(dian)下(xia)来的(de)污(wu)泥提至污(wu)泥池(chi)(chi)。(注:0.5-5m3/h不设(she)初(chu)沉(chen)池(chi)(chi) (2)缺氧池(chi)(chi):缺氧池(chi)(chi)为(wei)(wei)脱(tuo)氮处理而设(she)置,池(chi)(chi)内设(she)置立体(ti)(ti)弹性填料,作(zuo)为(wei)(wei)反硝(xiao)化细(xi)菌的(de)载体(ti)(ti),硝(xiao)化液中回硝(xiao)态氧在(zai)(zai)(zai)硝(xiao)化细(xi)菌的(de)作(zuo)用(yong)下(xia),还(hai)原氮气(qi),达到(dao)脱(tuo)氮的(de)目的(de),缺氧池(chi)(chi)有(you)效停留(liu)时间为(wei)(wei)2.5--3.5h,溶解(jie)氧控制在(zai)(zai)(zai)≤0.5mg/h。
(3)接(jie)(jie)触(chu)(chu)氧(yang)化池:污(wu)水(shui)自流至接(jie)(jie)触(chu)(chu)池进行(xing)生(sheng)化处(chu)理,接(jie)(jie)触(chu)(chu)池分(fen)为三(san)级,停留(liu)时间为8h,(加强(qiang)型(xing)设(she)备接(jie)(jie)触(chu)(chu)氧(yang)化时间可达8-12h),填(tian)料为新型(xing)弹性填(tian)料,易结膜,不堵塞,接(jie)(jie)触(chu)(chu)池气水(shui)比在15:1左右。
(4)二(er)(er)沉(chen)池(chi):生化(hua)后的(de)污(wu)水流到二(er)(er)沉(chen)池(chi),二(er)(er)沉(chen)池(chi)为(wei)竖流式沉(chen)淀池(chi),表面负(fu)荷(he)为(wei)<1.0m3/m2.h,排(pai)泥提至污(wu)泥池(chi)。
(5)消(xiao)(xiao)(xiao)毒(du)(du)(du)池(chi)(chi)与消(xiao)(xiao)(xiao)毒(du)(du)(du)装(zhuang)置(zhi):消(xiao)(xiao)(xiao)毒(du)(du)(du)池(chi)(chi)按规范:“TJ14-74”标准为不小(xiao)雨30分钟,若是(shi)医院污水,消(xiao)(xiao)(xiao)毒(du)(du)(du)池(chi)(chi)可(ke)增(zeng)加停留(liu)时(shi)间(jian)至1-1.5小(xiao)时(shi)。消(xiao)(xiao)(xiao)毒(du)(du)(du)采用(yong)二氧(yang)化氯发生器或固体氯片接触溶解的(de)(de)消(xiao)(xiao)(xiao)毒(du)(du)(du)方(fang)式,消(xiao)(xiao)(xiao)毒(du)(du)(du)池(chi)(chi)与消(xiao)(xiao)(xiao)毒(du)(du)(du)装(zhuang)置(zhi)能根据(ju)出(chu)水量(liang)的(de)(de)大小(xiao)不断改变加药(yao)量(liang),达(da)到多(duo)出(chu)水多(duo)加药(yao),少出(chu)水少加药(yao)的(de)(de)目的(de)(de),需要(yao)其(qi)它(ta)装(zhuang)置(zhi)可(ke)另行(xing)配制。(注:如用(yong)于工业(ye)污水,消(xiao)(xiao)(xiao)毒(du)(du)(du)池(chi)(chi)与消(xiao)(xiao)(xiao)毒(du)(du)(du)装(zhuang)置(zhi)可(ke)以不要(yao))
(6)污(wu)(wu)(wu)(wu)泥(ni)(ni)池(chi)(chi)(chi):初沉(chen)池(chi)(chi)(chi)、二沉(chen)池(chi)(chi)(chi)的所有污(wu)(wu)(wu)(wu)泥(ni)(ni)提至污(wu)(wu)(wu)(wu)泥(ni)(ni)池(chi)(chi)(chi)内进(jin)(jin)行(xing)好氧消化,污(wu)(wu)(wu)(wu)泥(ni)(ni)池(chi)(chi)(chi)的上清(qing)液(ye)加流至接触氧化池(chi)(chi)(chi)内进(jin)(jin)行(xing)再处理,消化后剩(sheng)余污(wu)(wu)(wu)(wu)泥(ni)(ni)很少,一(yi)般1-2年清(qing)理一(yi)次,清(qing)理方法(fa)可(ke)用(yong)吸(xi)粪车(che)从(cong)污(wu)(wu)(wu)(wu)泥(ni)(ni)池(chi)(chi)(chi)的检查孔(kong)伸(shen)入污(wu)(wu)(wu)(wu)泥(ni)(ni)池(chi)(chi)(chi)底部进(jin)(jin)行(xing)抽吸(xi)后外运即可(ke)。
(7)风(feng)机(ji)房、风(feng)机(ji):设(she)备的(de)风(feng)机(ji)房设(she)在消毒池的(de)上方,风(feng)机(ji)房进(jin)口(kou)采用双层(ceng)隔音(yin),进(jin)风(feng)口(kou)有消声(sheng)器、风(feng)机(ji)过滤(lv)器,因此(ci)运行时(shi)(shi)无噪声(sheng)。单台(tai)风(feng)机(ji)运行寿(shou)命为30000小时(shi)(shi)左右。
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