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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)(shui)(shui)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)質(zhi)(zhi)(zhi)特(te)(te)征及工(gong)藝介紹醫藥(yao)中(zhong)間(jian)體出產廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)是一類含難降解(jie)物(wu)(wu)(wu)(wu)(wu)質(zhi)(zhi)(zhi)和生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)毒(du)性(xing)物(wu)(wu)(wu)(wu)(wu)質(zhi)(zhi)(zhi)的(de)(de)高濃(nong)(nong)(nong)度(du)有(you)(you)(you)機廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)。本(ben)工(gong)程(cheng)廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)首要為(wei)(wei)萃取層(ceng)(ceng)析柱反(fan)沖(chong)刷(shua)設(she)備(bei)沖(chong)刷(shua)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)、精餾塔廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)。廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)首要以甲(jia)醇、丙酮,有(you)(you)(you)機質(zhi)(zhi)(zhi)及出產過程(cheng)中(zhong)的(de)(de)副(fu)產物(wu)(wu)(wu)(wu)(wu)為(wei)(wei)主,廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)還含有(you)(you)(you)二氯(lv)甲(jia)烷(wan)、環氧(yang)(yang)氯(lv)丙烷(wan)等(deng)物(wu)(wu)(wu)(wu)(wu)質(zhi)(zhi)(zhi),廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)的(de)(de)甲(jia)醇、丙酮等(deng)歸于易生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)降解(jie)物(wu)(wu)(wu)(wu)(wu)質(zhi)(zhi)(zhi),而二氯(lv)甲(jia)烷(wan)、環氧(yang)(yang)氯(lv)丙烷(wan)則較難生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)降解(jie)。依據研討(tao)材料標明,當有(you)(you)(you)毒(du)抑菌(jun)物(wu)(wu)(wu)(wu)(wu)質(zhi)(zhi)(zhi)在水(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)的(de)(de)濃(nong)(nong)(nong)度(du)大于必定值(zhi)時(shi),會(hui)對(dui)(dui)污水(shui)(shui)(shui)(shui)(shui)(shui)(shui)處理(li)設(she)備(bei)的(de)(de)正常(chang)運轉(zhuan)形成影響(xiang)。環氧(yang)(yang)氯(lv)丙烷(wan)對(dui)(dui)好(hao)氧(yang)(yang)菌(jun)的(de)(de)按捺(na)濃(nong)(nong)(nong)度(du)為(wei)(wei)55mg/L,而本(ben)項目污水(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)環氧(yang)(yang)氯(lv)丙烷(wan)的(de)(de)濃(nong)(nong)(nong)度(du)約為(wei)(wei)8.5mg/L,其(qi)濃(nong)(nong)(nong)度(du)低于對(dui)(dui)好(hao)氧(yang)(yang)菌(jun)的(de)(de)按捺(na)濃(nong)(nong)(nong)度(du),故不須采納預處理(li)辦法(fa)(fa)即可采納生(sheng)(sheng)(sheng)(sheng)化(hua)法(fa)(fa)處理(li)。該工(gong)程(cheng)廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)BOD5/COD比值(zhi)為(wei)(wei)0.4屬可生(sheng)(sheng)(sheng)(sheng)化(hua)降解(jie)廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui),日廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)量大適宜選(xuan)(xuan)用生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)法(fa)(fa)進行處理(li)。ABR池中(zhong)設(she)有(you)(you)(you)特(te)(te)別結構的(de)(de)鐵(tie)屑和焦(jiao)(jiao)炭濾(lv)層(ceng)(ceng)，當鐵(tie)屑浸泡在酸(suan)性(xing)廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)溶液中(zhong)發生(sheng)(sheng)(sheng)(sheng)氧(yang)(yang)化(hua)還原(yuan)反(fan)響(xiang)：Fe+2H+=Fe2++H2，上述反(fan)響(xiang)使廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)pH值(zhi)升高;另(ling)外(wai),鐵(tie)屑和焦(jiao)(jiao)炭濾(lv)層(ceng)(ceng)發生(sheng)(sheng)(sheng)(sheng)微電解(jie)反(fan)響(xiang)發生(sheng)(sheng)(sheng)(sheng)生(sheng)(sheng)(sheng)(sheng)態的(de)(de)Fe2+提高了(le)微生(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(dui)(dui)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)解(jie)過程(cheng)也有(you)(you)(you)促進作用。   該制藥(yao)廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)有(you)(you)(you)機物(wu)(wu)(wu)(wu)(wu)COD濃(nong)(nong)(nong)度(du)動搖(yao)較大(1940-28800mg/L),選(xuan)(xuan)用抗沖(chong)擊負(fu)(fu)荷(he)能力強(qiang)的(de)(de)SBR間(jian)歇式好(hao)氧(yang)(yang)曝氣(qi)池較為(wei)(wei)理(li)想:曝氣(qi)時(shi)刻長(chang)短能夠依據生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)降解(jie)的(de)(de)需要進行調整;另(ling)外(wai),SBR池中(zhong)實(shi)現了(le)污泥(ni)的(de)(de)顆(ke)粒化(hua),積(ji)累了(le)高濃(nong)(nong)(nong)度(du)活(huo)性(xing)污泥(ni),因此具有(you)(you)(you)降解(jie)較高濃(nong)(nong)(nong)度(du)有(you)(you)(you)機廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)的(de)(de)良(liang)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)遠大于慣例(li)連續流好(hao)氧(yang)(yang)反(fan)響(xiang)器,能夠確保廢(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)的(de)(de)達標排(pai)放。綜上剖析,本(ben)項目選(xuan)(xuan)用水(shui)(shui)(shui)(shui)(shui)(shui)(shui)解(jie)酸(suan)化(hua)+混凝沉積(ji)+離(li)子氧(yang)(yang)化(hua)+ABR+SBR的(de)(de)組合處理(li)工(gong)藝,其(qi)對(dui)(dui)環氧(yang)(yang)氯(lv)丙烷(wan),二氯(lv)甲(jia)烷(wan),AOX等(deng)有(you)(you)(you)較好(hao)的(de)(de)去除功(gong)率,總的(de)(de)去除功(gong)率達60%以上。