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2、SBR工藝概述序批式活性污泥法簡稱SBR。是傳統活性污泥法的一種變形,它的反響機制以及污染物質的去除處理機制和傳統活性污泥法基本相同。SBR在流態上雖屬徹底混合式,但在有機物的降解方面則是時刻上的推流,首要包含進水期、反響期、沉積期、排水期、擱置期。
3、廢水處理工藝剖析
3.1、廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)水(shui)(shui)(shui)(shui)(shui)質(zhi)特征(zheng)及工(gong)(gong)藝(yi)介紹醫藥(yao)中(zhong)(zhong)間(jian)(jian)體出(chu)產廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)是一類含(han)難降(jiang)(jiang)解(jie)(jie)物(wu)質(zhi)和(he)生(sheng)(sheng)物(wu)毒性(xing)(xing)物(wu)質(zhi)的(de)(de)高(gao)濃(nong)(nong)(nong)(nong)(nong)度(du)(du)有(you)機廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)。本(ben)工(gong)(gong)程(cheng)廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)首(shou)要為萃取層(ceng)析(xi)柱反沖刷設備沖刷水(shui)(shui)(shui)(shui)(shui)、精餾塔廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)。廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)首(shou)要以(yi)(yi)甲醇、丙酮,有(you)機質(zhi)及出(chu)產過(guo)(guo)程(cheng)中(zhong)(zhong)的(de)(de)副產物(wu)為主,廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)還含(han)有(you)二(er)氯(lv)(lv)甲烷(wan)(wan)(wan)、環(huan)(huan)氧(yang)(yang)氯(lv)(lv)丙烷(wan)(wan)(wan)等(deng)物(wu)質(zhi),廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)的(de)(de)甲醇、丙酮等(deng)歸于(yu)(yu)易生(sheng)(sheng)物(wu)降(jiang)(jiang)解(jie)(jie)物(wu)質(zhi),而二(er)氯(lv)(lv)甲烷(wan)(wan)(wan)、環(huan)(huan)氧(yang)(yang)氯(lv)(lv)丙烷(wan)(wan)(wan)則(ze)較難生(sheng)(sheng)物(wu)降(jiang)(jiang)解(jie)(jie)。依據研討材料標(biao)明(ming),當有(you)毒抑菌(jun)(jun)物(wu)質(zhi)在水(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)的(de)(de)濃(nong)(nong)(nong)(nong)(nong)度(du)(du)大于(yu)(yu)必定值時,會對污(wu)水(shui)(shui)(shui)(shui)(shui)處(chu)理(li)(li)設備的(de)(de)正常運轉形(xing)成影響(xiang)。環(huan)(huan)氧(yang)(yang)氯(lv)(lv)丙烷(wan)(wan)(wan)對好(hao)(hao)氧(yang)(yang)菌(jun)(jun)的(de)(de)按捺濃(nong)(nong)(nong)(nong)(nong)度(du)(du)為55mg/L,而本(ben)項目(mu)(mu)污(wu)水(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)環(huan)(huan)氧(yang)(yang)氯(lv)(lv)丙烷(wan)(wan)(wan)的(de)(de)濃(nong)(nong)(nong)(nong)(nong)度(du)(du)約(yue)為8.5mg/L,其濃(nong)(nong)(nong)(nong)(nong)度(du)(du)低于(yu)(yu)對好(hao)(hao)氧(yang)(yang)菌(jun)(jun)的(de)(de)按捺濃(nong)(nong)(nong)(nong)(nong)度(du)(du),故不須采納預(yu)處(chu)理(li)(li)辦法(fa)即可采納生(sheng)(sheng)化(hua)(hua)法(fa)處(chu)理(li)(li)。該工(gong)(gong)程(cheng)廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)BOD5/COD比值為0.4屬可生(sheng)(sheng)化(hua)(hua)降(jiang)(jiang)解(jie)(jie)廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui),日廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)水(shui)(shui)(shui)(shui)(shui)量大適宜(yi)選用(yong)生(sheng)(sheng)物(wu)法(fa)進行(xing)處(chu)理(li)(li)。ABR池(chi)中(zhong)(zhong)設有(you)特別結構(gou)的(de)(de)鐵屑(xie)和(he)焦炭濾層(ceng)，當鐵屑(xie)浸泡在酸性(xing)(xing)廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)溶液(ye)中(zhong)(zhong)發生(sheng)(sheng)氧(yang)(yang)化(hua)(hua)還原反響(xiang)：Fe+2H+=Fe2++H2，上述反響(xiang)使廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)pH值升(sheng)高(gao);另(ling)外,鐵屑(xie)和(he)焦炭濾層(ceng)發生(sheng)(sheng)微電解(jie)(jie)反響(xiang)發生(sheng)(sheng)生(sheng)(sheng)態的(de)(de)Fe2+提高(gao)了微生(sheng)(sheng)物(wu)的(de)(de)生(sheng)(sheng)物(wu)活(huo)性(xing)(xing),對水(shui)(shui)(shui)(shui)(shui)解(jie)(jie)過(guo)(guo)程(cheng)也有(you)促進作用(yong)。   該制藥(yao)廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)有(you)機物(wu)COD濃(nong)(nong)(nong)(nong)(nong)度(du)(du)動搖較大(1940-28800mg/L),選用(yong)抗沖擊負(fu)荷能(neng)力強的(de)(de)SBR間(jian)(jian)歇式(shi)好(hao)(hao)氧(yang)(yang)曝氣池(chi)較為理(li)(li)想:曝氣時刻(ke)長短能(neng)夠(gou)依據生(sheng)(sheng)物(wu)降(jiang)(jiang)解(jie)(jie)的(de)(de)需(xu)要進行(xing)調(diao)整(zheng);另(ling)外,SBR池(chi)中(zhong)(zhong)實現了污(wu)泥(ni)的(de)(de)顆粒化(hua)(hua),積累(lei)了高(gao)濃(nong)(nong)(nong)(nong)(nong)度(du)(du)活(huo)性(xing)(xing)污(wu)泥(ni),因此具有(you)降(jiang)(jiang)解(jie)(jie)較高(gao)濃(nong)(nong)(nong)(nong)(nong)度(du)(du)有(you)機廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)的(de)(de)良好(hao)(hao)生(sheng)(sheng)物(wu)活(huo)性(xing)(xing)。容積負(fu)荷遠大于(yu)(yu)慣例連續流(liu)好(hao)(hao)氧(yang)(yang)反響(xiang)器,能(neng)夠(gou)確保廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)的(de)(de)達標(biao)排放。綜上剖析(xi),本(ben)項目(mu)(mu)選用(yong)水(shui)(shui)(shui)(shui)(shui)解(jie)(jie)酸化(hua)(hua)+混凝沉積+離子(zi)氧(yang)(yang)化(hua)(hua)+ABR+SBR的(de)(de)組合處(chu)理(li)(li)工(gong)(gong)藝(yi),其對環(huan)(huan)氧(yang)(yang)氯(lv)(lv)丙烷(wan)(wan)(wan),二(er)氯(lv)(lv)甲烷(wan)(wan)(wan),AOX等(deng)有(you)較好(hao)(hao)的(de)(de)去(qu)除(chu)功(gong)率(lv),總的(de)(de)去(qu)除(chu)功(gong)率(lv)達60%以(yi)(yi)上。