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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)(fei)(fei)水(shui)(shui)(shui)(shui)水(shui)(shui)(shui)(shui)質(zhi)特(te)征(zheng)及工藝介紹醫藥(yao)中(zhong)(zhong)間體出(chu)產(chan)廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)是一(yi)類(lei)含(han)難降解(jie)物(wu)(wu)(wu)(wu)(wu)質(zhi)和生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)毒(du)(du)性(xing)物(wu)(wu)(wu)(wu)(wu)質(zhi)的(de)(de)高濃(nong)度(du)有(you)(you)(you)機(ji)廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)。本(ben)工程(cheng)廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)首要(yao)為(wei)(wei)萃取層(ceng)(ceng)析(xi)柱(zhu)反(fan)沖(chong)(chong)刷設備沖(chong)(chong)刷水(shui)(shui)(shui)(shui)、精餾塔廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)。廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)首要(yao)以(yi)甲(jia)(jia)(jia)醇、丙(bing)酮,有(you)(you)(you)機(ji)質(zhi)及出(chu)產(chan)過程(cheng)中(zhong)(zhong)的(de)(de)副產(chan)物(wu)(wu)(wu)(wu)(wu)為(wei)(wei)主,廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)中(zhong)(zhong)還含(han)有(you)(you)(you)二(er)氯(lv)(lv)甲(jia)(jia)(jia)烷(wan)、環(huan)氧(yang)(yang)氯(lv)(lv)丙(bing)烷(wan)等物(wu)(wu)(wu)(wu)(wu)質(zhi),廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)中(zhong)(zhong)的(de)(de)甲(jia)(jia)(jia)醇、丙(bing)酮等歸(gui)于(yu)易生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)降解(jie)物(wu)(wu)(wu)(wu)(wu)質(zhi),而(er)二(er)氯(lv)(lv)甲(jia)(jia)(jia)烷(wan)、環(huan)氧(yang)(yang)氯(lv)(lv)丙(bing)烷(wan)則較難生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)降解(jie)。依據(ju)研(yan)討材(cai)料(liao)標明,當(dang)有(you)(you)(you)毒(du)(du)抑菌(jun)物(wu)(wu)(wu)(wu)(wu)質(zhi)在(zai)(zai)水(shui)(shui)(shui)(shui)中(zhong)(zhong)的(de)(de)濃(nong)度(du)大于(yu)必定值(zhi)時(shi),會(hui)對污水(shui)(shui)(shui)(shui)處(chu)理(li)(li)設備的(de)(de)正常運轉形成(cheng)影響(xiang)。環(huan)氧(yang)(yang)氯(lv)(lv)丙(bing)烷(wan)對好(hao)氧(yang)(yang)菌(jun)的(de)(de)按捺濃(nong)度(du)為(wei)(wei)55mg/L,而(er)本(ben)項目污水(shui)(shui)(shui)(shui)中(zhong)(zhong)環(huan)氧(yang)(yang)氯(lv)(lv)丙(bing)烷(wan)的(de)(de)濃(nong)度(du)約為(wei)(wei)8.5mg/L,其濃(nong)度(du)低(di)于(yu)對好(hao)氧(yang)(yang)菌(jun)的(de)(de)按捺濃(nong)度(du),故不(bu)須采納預處(chu)理(li)(li)辦法即可采納生(sheng)(sheng)(sheng)(sheng)化(hua)(hua)(hua)法處(chu)理(li)(li)。該工程(cheng)廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)BOD5/COD比值(zhi)為(wei)(wei)0.4屬可生(sheng)(sheng)(sheng)(sheng)化(hua)(hua)(hua)降解(jie)廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui),日(ri)廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)水(shui)(shui)(shui)(shui)量大適宜選用(yong)(yong)生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)法進行(xing)處(chu)理(li)(li)。ABR池(chi)中(zhong)(zhong)設有(you)(you)(you)特(te)別結構的(de)(de)鐵屑和焦(jiao)炭(tan)濾層(ceng)(ceng)，當(dang)鐵屑浸泡在(zai)(zai)酸(suan)(suan)性(xing)廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)溶液(ye)中(zhong)(zhong)發(fa)(fa)生(sheng)(sheng)(sheng)(sheng)氧(yang)(yang)化(hua)(hua)(hua)還原反(fan)響(xiang)：Fe+2H+=Fe2++H2，上述反(fan)響(xiang)使廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)pH值(zhi)升高;另外(wai),鐵屑和焦(jiao)炭(tan)濾層(ceng)(ceng)發(fa)(fa)生(sheng)(sheng)(sheng)(sheng)微(wei)電解(jie)反(fan)響(xiang)發(fa)(fa)生(sheng)(sheng)(sheng)(sheng)生(sheng)(sheng)(sheng)(sheng)態的(de)(de)Fe2+提高了(le)微(wei)生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)的(de)(de)生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)活(huo)性(xing),對水(shui)(shui)(shui)(shui)解(jie)過程(cheng)也(ye)有(you)(you)(you)促進作(zuo)用(yong)(yong)。   該制(zhi)藥(yao)廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)有(you)(you)(you)機(ji)物(wu)(wu)(wu)(wu)(wu)COD濃(nong)度(du)動搖較大(1940-28800mg/L),選用(yong)(yong)抗沖(chong)(chong)擊負(fu)(fu)荷(he)能(neng)力(li)強(qiang)的(de)(de)SBR間歇式好(hao)氧(yang)(yang)曝氣池(chi)較為(wei)(wei)理(li)(li)想:曝氣時(shi)刻長短能(neng)夠(gou)(gou)依據(ju)生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)降解(jie)的(de)(de)需要(yao)進行(xing)調整;另外(wai),SBR池(chi)中(zhong)(zhong)實(shi)現了(le)污泥的(de)(de)顆(ke)粒(li)化(hua)(hua)(hua),積(ji)累了(le)高濃(nong)度(du)活(huo)性(xing)污泥,因(yin)此(ci)具(ju)有(you)(you)(you)降解(jie)較高濃(nong)度(du)有(you)(you)(you)機(ji)廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)的(de)(de)良好(hao)生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)活(huo)性(xing)。容積(ji)負(fu)(fu)荷(he)遠大于(yu)慣(guan)例連續(xu)流好(hao)氧(yang)(yang)反(fan)響(xiang)器,能(neng)夠(gou)(gou)確保廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)的(de)(de)達(da)標排放。綜上剖析(xi),本(ben)項目選用(yong)(yong)水(shui)(shui)(shui)(shui)解(jie)酸(suan)(suan)化(hua)(hua)(hua)+混凝沉積(ji)+離子氧(yang)(yang)化(hua)(hua)(hua)+ABR+SBR的(de)(de)組(zu)合(he)處(chu)理(li)(li)工藝,其對環(huan)氧(yang)(yang)氯(lv)(lv)丙(bing)烷(wan),二(er)氯(lv)(lv)甲(jia)(jia)(jia)烷(wan),AOX等有(you)(you)(you)較好(hao)的(de)(de)去(qu)除功率,總的(de)(de)去(qu)除功率達(da)60%以(yi)上。