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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)(fei)(fei)水(shui)(shui)(shui)水(shui)(shui)(shui)質特(te)征及(ji)工(gong)藝介紹醫(yi)藥(yao)中(zhong)間(jian)體(ti)出產廢(fei)(fei)(fei)(fei)水(shui)(shui)(shui)是一類含難降(jiang)(jiang)解(jie)(jie)物(wu)(wu)質和生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)毒性物(wu)(wu)質的(de)(de)(de)(de)高(gao)(gao)濃(nong)(nong)(nong)度(du)(du)有(you)(you)機(ji)(ji)(ji)廢(fei)(fei)(fei)(fei)水(shui)(shui)(shui)。本工(gong)程(cheng)廢(fei)(fei)(fei)(fei)水(shui)(shui)(shui)首要(yao)為(wei)萃(cui)取層(ceng)析(xi)柱反(fan)(fan)沖(chong)刷設(she)備沖(chong)刷水(shui)(shui)(shui)、精(jing)餾塔(ta)廢(fei)(fei)(fei)(fei)水(shui)(shui)(shui)。廢(fei)(fei)(fei)(fei)水(shui)(shui)(shui)首要(yao)以甲(jia)(jia)醇、丙(bing)酮,有(you)(you)機(ji)(ji)(ji)質及(ji)出產過程(cheng)中(zhong)的(de)(de)(de)(de)副產物(wu)(wu)為(wei)主,廢(fei)(fei)(fei)(fei)水(shui)(shui)(shui)中(zhong)還含有(you)(you)二(er)氯(lv)(lv)甲(jia)(jia)烷(wan)(wan)、環(huan)氧(yang)(yang)氯(lv)(lv)丙(bing)烷(wan)(wan)等(deng)物(wu)(wu)質,廢(fei)(fei)(fei)(fei)水(shui)(shui)(shui)中(zhong)的(de)(de)(de)(de)甲(jia)(jia)醇、丙(bing)酮等(deng)歸(gui)于(yu)易(yi)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)降(jiang)(jiang)解(jie)(jie)物(wu)(wu)質,而二(er)氯(lv)(lv)甲(jia)(jia)烷(wan)(wan)、環(huan)氧(yang)(yang)氯(lv)(lv)丙(bing)烷(wan)(wan)則較(jiao)難生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)降(jiang)(jiang)解(jie)(jie)。依據(ju)研討材料標明,當有(you)(you)毒抑菌物(wu)(wu)質在水(shui)(shui)(shui)中(zhong)的(de)(de)(de)(de)濃(nong)(nong)(nong)度(du)(du)大(da)于(yu)必定值時,會對污(wu)水(shui)(shui)(shui)處(chu)理(li)(li)設(she)備的(de)(de)(de)(de)正常(chang)運轉形成影響(xiang)(xiang)。環(huan)氧(yang)(yang)氯(lv)(lv)丙(bing)烷(wan)(wan)對好(hao)氧(yang)(yang)菌的(de)(de)(de)(de)按捺濃(nong)(nong)(nong)度(du)(du)為(wei)55mg/L,而本項(xiang)目污(wu)水(shui)(shui)(shui)中(zhong)環(huan)氧(yang)(yang)氯(lv)(lv)丙(bing)烷(wan)(wan)的(de)(de)(de)(de)濃(nong)(nong)(nong)度(du)(du)約為(wei)8.5mg/L,其濃(nong)(nong)(nong)度(du)(du)低于(yu)對好(hao)氧(yang)(yang)菌的(de)(de)(de)(de)按捺濃(nong)(nong)(nong)度(du)(du),故(gu)不須(xu)采納預處(chu)理(li)(li)辦法即可(ke)采納生(sheng)(sheng)(sheng)(sheng)(sheng)化(hua)法處(chu)理(li)(li)。該(gai)工(gong)程(cheng)廢(fei)(fei)(fei)(fei)水(shui)(shui)(shui)BOD5/COD比值為(wei)0.4屬可(ke)生(sheng)(sheng)(sheng)(sheng)(sheng)化(hua)降(jiang)(jiang)解(jie)(jie)廢(fei)(fei)(fei)(fei)水(shui)(shui)(shui),日廢(fei)(fei)(fei)(fei)水(shui)(shui)(shui)水(shui)(shui)(shui)量大(da)適宜(yi)選(xuan)用(yong)(yong)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)法進行(xing)處(chu)理(li)(li)。ABR池(chi)中(zhong)設(she)有(you)(you)特(te)別結構的(de)(de)(de)(de)鐵屑(xie)和焦炭(tan)濾層(ceng)，當鐵屑(xie)浸泡在酸性廢(fei)(fei)(fei)(fei)水(shui)(shui)(shui)溶液中(zhong)發生(sheng)(sheng)(sheng)(sheng)(sheng)氧(yang)(yang)化(hua)還原反(fan)(fan)響(xiang)(xiang)：Fe+2H+=Fe2++H2，上(shang)述反(fan)(fan)響(xiang)(xiang)使廢(fei)(fei)(fei)(fei)水(shui)(shui)(shui)pH值升高(gao)(gao);另外(wai),鐵屑(xie)和焦炭(tan)濾層(ceng)發生(sheng)(sheng)(sheng)(sheng)(sheng)微電解(jie)(jie)反(fan)(fan)響(xiang)(xiang)發生(sheng)(sheng)(sheng)(sheng)(sheng)生(sheng)(sheng)(sheng)(sheng)(sheng)態的(de)(de)(de)(de)Fe2+提(ti)高(gao)(gao)了(le)微生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)的(de)(de)(de)(de)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)活性,對水(shui)(shui)(shui)解(jie)(jie)過程(cheng)也(ye)有(you)(you)促進作用(yong)(yong)。   該(gai)制(zhi)藥(yao)廢(fei)(fei)(fei)(fei)水(shui)(shui)(shui)有(you)(you)機(ji)(ji)(ji)物(wu)(wu)COD濃(nong)(nong)(nong)度(du)(du)動搖(yao)較(jiao)大(da)(1940-28800mg/L),選(xuan)用(yong)(yong)抗沖(chong)擊負(fu)荷能(neng)力(li)強(qiang)的(de)(de)(de)(de)SBR間(jian)歇式(shi)好(hao)氧(yang)(yang)曝(pu)氣池(chi)較(jiao)為(wei)理(li)(li)想:曝(pu)氣時刻長短(duan)能(neng)夠(gou)(gou)依據(ju)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)降(jiang)(jiang)解(jie)(jie)的(de)(de)(de)(de)需要(yao)進行(xing)調整;另外(wai),SBR池(chi)中(zhong)實現了(le)污(wu)泥的(de)(de)(de)(de)顆粒化(hua),積累了(le)高(gao)(gao)濃(nong)(nong)(nong)度(du)(du)活性污(wu)泥,因此具有(you)(you)降(jiang)(jiang)解(jie)(jie)較(jiao)高(gao)(gao)濃(nong)(nong)(nong)度(du)(du)有(you)(you)機(ji)(ji)(ji)廢(fei)(fei)(fei)(fei)水(shui)(shui)(shui)的(de)(de)(de)(de)良好(hao)生(sheng)(sheng)(sheng)(sheng)(sheng)物(wu)(wu)活性。容(rong)積負(fu)荷遠(yuan)大(da)于(yu)慣例連續(xu)流好(hao)氧(yang)(yang)反(fan)(fan)響(xiang)(xiang)器,能(neng)夠(gou)(gou)確保廢(fei)(fei)(fei)(fei)水(shui)(shui)(shui)的(de)(de)(de)(de)達標排放。綜上(shang)剖析(xi),本項(xiang)目選(xuan)用(yong)(yong)水(shui)(shui)(shui)解(jie)(jie)酸化(hua)+混凝沉積+離(li)子(zi)氧(yang)(yang)化(hua)+ABR+SBR的(de)(de)(de)(de)組合(he)處(chu)理(li)(li)工(gong)藝,其對環(huan)氧(yang)(yang)氯(lv)(lv)丙(bing)烷(wan)(wan),二(er)氯(lv)(lv)甲(jia)(jia)烷(wan)(wan),AOX等(deng)有(you)(you)較(jiao)好(hao)的(de)(de)(de)(de)去除功率,總(zong)的(de)(de)(de)(de)去除功率達60%以上(shang)。