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生活(huo)汙(wu)水(shui)處理(li)設(she)備(bei)
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農(nong)村生活(huo)廢(fei)水(shui)處理(li)設(she)備(bei)簡要(yao)說(shuo)明(ming)



工作(zuo)原(yuan)理(li)
生(sheng)活(huo)汙(wu)水(shui)處理(li)設(she)備(bei)去除(chu)有機(ji)汙(wu)染物(wu)及(ji)氨(an)氮主(zhu)要依(yi)賴於設(she)備(bei)中的(de)AO生(sheng)物(wu)處(chu)理工(gong)藝。其(qi)中(zhong)工(gong)作(zuo)原(yuan)理(li)是(shi)在*,由於(yu)汙(wu)水(shui)有機(ji)物(wu)濃(nong)度很(hen)高(gao),微生(sheng)物(wu)處(chu)於缺氧(yang)狀態(tai),此(ci)時(shi)微(wei)生(sheng)物(wu)為(wei)兼(jian)性(xing)微生(sheng)物(wu),所(suo)以(yi)*池(chi)不僅具(ju)有壹定(ding)的有機(ji)物(wu)去除(chu)功(gong)能,減輕後(hou)續(xu)好氧(yang)池(chi)的有機(ji)負(fu)荷,有機(ji)物(wu)濃(nong)度降低,但(dan)仍(reng)有壹定(ding)量的有機(ji)物(wu)及(ji)較(jiao)高(gao)NH3-N存在。為(wei)了使(shi)有機(ji)物(wu)得到(dao)進(jin)壹(yi)步(bu)氧(yang)化(hua)分解,同(tong)時(shi)在碳化(hua)作(zuo)用(yong)下硝化(hua)作(zuo)用(yong)能(neng)順(shun)利進(jin)行(xing),在O級設(she)置(zhi)有機(ji)負(fu)荷較低的好氧(yang)生物(wu)接(jie)觸(chu)氧(yang)化(hua)池(chi)。在O級池(chi)中主要(yao)存(cun)在好氧(yang)微生(sheng)物(wu)及(ji)自(zi)氧(yang)型(xing)細菌(硝化(hua)菌)。其中(zhong)好氧(yang)微生(sheng)物(wu)將(jiang)有機(ji)物(wu)分(fen)解成(cheng)CO2和(he)H2O;自(zi)養(yang)型(xing)細菌(硝化(hua)菌)利用(yong)有機(ji)物(wu)分(fen)解產(chan)生的(de)無(wu)機(ji)碳或空(kong)氣中(zhong)的(de)CO2作(zuo)為(wei)營養(yang)源(yuan),將(jiang)汙(wu)水(shui)中的(de)NH3-N轉(zhuan)化(hua)成(cheng)NO-2-N、NO-3-N,O級(ji)池(chi)的出(chu)水(shui)部分(fen)回(hui)流(liu)到(dao)*池(chi),為(wei)*池(chi)提供(gong)電(dian)子接受(shou)體(ti),通過(guo)反(fan)硝化(hua)作(zuo)用(yong)zui終(zhong)消除(chu)氮汙(wu)染。
甘肅(su)定(ding)西農(nong)村生活(huo)廢(fei)水(shui)處理(li)設(she)備(bei)簡要(yao)說(shuo)明(ming)
操(cao)作(zuo)步(bu)驟(zhou)
1、打開(kai)進(jin)水(shui)閥門、出(chu)水(shui)閥門,啟動(dong)設(she)備(bei)進(jin)水(shui)提升水(shui)泵,將(jiang)調節(jie)池(chi)的汙(wu)水(shui)輸送(song)到(dao)地埋式(shi)汙(wu)水(shui)處理(li)設(she)備(bei);
2、初次使(shi)用(yong)及(ji)調試(shi)時(shi),當(dang)水(shui)位(wei)達到(dao)設(she)備(bei)1/2高(gao)度時(shi)停(ting)止(zhi)水(shui)泵進(jin)水(shui),打開(kai)風機(ji)進(jin)水(shui)閥,開(kai)啟風機(ji),緩(huan)緩(huan)打(da)開(kai)風機(ji)出(chu)風閥,向(xiang)接(jie)觸(chu)氧(yang)化(hua)池(chi)內(nei)曝(pu)氣48小時(shi)後(hou)再(zai)啟動(dong)進(jin)水(shui)提升水(shui)泵將(jiang)汙(wu)水(shui)加入至設備(bei)3/4處,再(zai)向(xiang)池(chi)內(nei)曝(pu)氣24小時(shi);
3、用(yong)手觸(chu)摸(mo)填(tian)料是否(fou)有粘(zhan)狀(zhuang)感,同時(shi)觀察水(shui)體微(wei)生(sheng)物(wu)生(sheng)長情況,直至填料上(shang)生(sheng)長出(chu)壹層(ceng)橙黃色(se)生(sheng)物(wu)膜(mo),方(fang)可(ke)連續(xu)向設(she)備(bei)輸送(song)汙(wu)水(shui),水(shui)量應逐步(bu)增(zeng)加(jia)至設計水(shui)量;
4、定(ding)時(shi)觀察水(shui)中微(wei)生(sheng)物(wu)生(sheng)長情況,發現(xian)異(yi)常(chang)應(ying)及(ji)時(shi)控(kong)制進(jin)水(shui)水(shui)量加以(yi)調整(zheng);
5、觀察二(er)沈(chen)池(chi)水(shui)流流(liu)態(tai),出(chu)水(shui)堰集水(shui)必須均勻,壹(yi)般每隔24小時(shi)必須排(pai)泥(ni)壹次,排(pai)泥時(shi)打(da)開(kai)排(pai)泥(ni)電(dian)磁閥,利(li)用(yong)氣提方(fang)式(shi)將(jiang)二(er)沈(chen)池(chi)內(nei)的(de)汙(wu)泥提升至汙(wu)泥池(chi);
6、根(gen)據(ju)需(xu)要在消毒池(chi)內(nei)加(jia)入消毒劑(氯晶(jing)片等(deng)),二(er)沈(chen)池(chi)來水(shui)經(jing)過(guo)消(xiao)毒劑投藥(yao)筐(kuang),藥劑部分(fen)溶(rong)解,達到(dao)消(xiao)毒的目(mu)的。經(jing)處理(li)過(guo)的(de)水(shui)在清水(shui)箱內(nei)停(ting)留約(yue)0.5小時(shi)後(hou),就達到(dao)了(le)排(pai)放(fang)要求(qiu),可(ke)以(yi)向(xiang)外(wai)界受水(shui)體排(pai)放(fang);
7、設(she)備(bei)調試(shi)結(jie)束並正(zheng)常(chang)運(yun)行後(hou),系(xi)統(tong)即(ji)可(ke)進(jin)入自(zi)動(dong)運(yun)行。現(xian)場將(jiang)水(shui)泵、風機(ji)的操(cao)作(zuo)切換(huan)在自(zi)動(dong)運(yun)行狀(zhuang)態(tai),由於電(dian)氣操(cao)作(zuo)控(kong)制櫃(gui)是(shi)利(li)用PLC自(zi)動(dong)控(kong)制程序,在設備(bei)出(chu)廠前就已經(jing)加以(yi)了(le)程(cheng)序編(bian)制(壹般每班(ban)各切換(huan)壹次(ci)),運(yun)行時(shi)不(bu)必另行(xing)設(she)置(zhi);
8、應不定(ding)期對(dui)出(chu)水(shui)水(shui)質按(an)照(zhao)環(huan)保(bao)排(pai)放要(yao)求(qiu)進(jin)行(xing)檢(jian)測,以(yi)設(she)備(bei)正常(chang)運(yun)行。
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