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)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)質(zhi)特征及(ji)(ji)工藝(yi)(yi)介紹醫藥中(zhong)(zhong)間(jian)體出(chu)產(chan)廢(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)是一類(lei)含難降解(jie)物(wu)(wu)(wu)(wu)(wu)(wu)質(zhi)和(he)生(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)毒性物(wu)(wu)(wu)(wu)(wu)(wu)質(zhi)的(de)(de)(de)高濃度(du)(du)有(you)機(ji)廢(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)。本工程(cheng)(cheng)廢(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)首(shou)(shou)要為(wei)萃取(qu)層(ceng)析(xi)柱反沖(chong)刷(shua)(shua)設(she)備(bei)沖(chong)刷(shua)(shua)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)、精餾(liu)塔廢(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)。廢(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)首(shou)(shou)要以甲(jia)醇、丙(bing)酮,有(you)機(ji)質(zhi)及(ji)(ji)出(chu)產(chan)過程(cheng)(cheng)中(zhong)(zhong)的(de)(de)(de)副產(chan)物(wu)(wu)(wu)(wu)(wu)(wu)為(wei)主(zhu),廢(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)還(huan)含有(you)二(er)氯(lv)(lv)(lv)甲(jia)烷(wan)(wan)、環(huan)(huan)(huan)氧(yang)(yang)氯(lv)(lv)(lv)丙(bing)烷(wan)(wan)等(deng)(deng)物(wu)(wu)(wu)(wu)(wu)(wu)質(zhi),廢(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)的(de)(de)(de)甲(jia)醇、丙(bing)酮等(deng)(deng)歸于(yu)(yu)易生(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)降解(jie)物(wu)(wu)(wu)(wu)(wu)(wu)質(zhi),而二(er)氯(lv)(lv)(lv)甲(jia)烷(wan)(wan)、環(huan)(huan)(huan)氧(yang)(yang)氯(lv)(lv)(lv)丙(bing)烷(wan)(wan)則較(jiao)(jiao)(jiao)難生(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)降解(jie)。依據(ju)研討材料標明,當有(you)毒抑(yi)菌物(wu)(wu)(wu)(wu)(wu)(wu)質(zhi)在水(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)的(de)(de)(de)濃度(du)(du)大于(yu)(yu)必定值(zhi)時,會對污水(shui)(shui)(shui)(shui)(shui)(shui)(shui)處(chu)(chu)理(li)設(she)備(bei)的(de)(de)(de)正常運轉形(xing)成影響(xiang)(xiang)。環(huan)(huan)(huan)氧(yang)(yang)氯(lv)(lv)(lv)丙(bing)烷(wan)(wan)對好氧(yang)(yang)菌的(de)(de)(de)按捺濃度(du)(du)為(wei)55mg/L,而本項(xiang)(xiang)目(mu)污水(shui)(shui)(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)環(huan)(huan)(huan)氧(yang)(yang)氯(lv)(lv)(lv)丙(bing)烷(wan)(wan)的(de)(de)(de)濃度(du)(du)約為(wei)8.5mg/L,其濃度(du)(du)低于(yu)(yu)對好氧(yang)(yang)菌的(de)(de)(de)按捺濃度(du)(du),故不須(xu)采納預處(chu)(chu)理(li)辦(ban)法即可采納生(sheng)化(hua)(hua)法處(chu)(chu)理(li)。該工程(cheng)(cheng)廢(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)BOD5/COD比值(zhi)為(wei)0.4屬可生(sheng)化(hua)(hua)降解(jie)廢(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui),日廢(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)量大適宜(yi)選(xuan)(xuan)用(yong)生(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)法進行處(chu)(chu)理(li)。ABR池中(zhong)(zhong)設(she)有(you)特別結(jie)構的(de)(de)(de)鐵(tie)屑(xie)和(he)焦(jiao)炭(tan)(tan)濾層(ceng),當鐵(tie)屑(xie)浸泡(pao)在酸性廢(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)溶(rong)液(ye)中(zhong)(zhong)發(fa)生(sheng)氧(yang)(yang)化(hua)(hua)還(huan)原反響(xiang)(xiang):Fe+2H+=Fe2++H2,上(shang)述反響(xiang)(xiang)使廢(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)pH值(zhi)升(sheng)高;另(ling)外,鐵(tie)屑(xie)和(he)焦(jiao)炭(tan)(tan)濾層(ceng)發(fa)生(sheng)微(wei)電解(jie)反響(xiang)(xiang)發(fa)生(sheng)生(sheng)態(tai)的(de)(de)(de)Fe2+提高了微(wei)生(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)的(de)(de)(de)生(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)活性,對水(shui)(shui)(shui)(shui)(shui)(shui)(shui)解(jie)過程(cheng)(cheng)也有(you)促進作用(yong)。 該制(zhi)藥廢(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)有(you)機(ji)物(wu)(wu)(wu)(wu)(wu)(wu)COD濃度(du)(du)動搖(yao)較(jiao)(jiao)(jiao)大(1940-28800mg/L),選(xuan)(xuan)用(yong)抗沖(chong)擊負(fu)荷(he)能(neng)力強(qiang)的(de)(de)(de)SBR間(jian)歇式好氧(yang)(yang)曝氣(qi)池較(jiao)(jiao)(jiao)為(wei)理(li)想:曝氣(qi)時刻長(chang)短能(neng)夠依據(ju)生(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)降解(jie)的(de)(de)(de)需要進行調整;另(ling)外,SBR池中(zhong)(zhong)實現了污泥的(de)(de)(de)顆(ke)粒化(hua)(hua),積累了高濃度(du)(du)活性污泥,因此具有(you)降解(jie)較(jiao)(jiao)(jiao)高濃度(du)(du)有(you)機(ji)廢(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)良好生(sheng)物(wu)(wu)(wu)(wu)(wu)(wu)活性。容積負(fu)荷(he)遠(yuan)大于(yu)(yu)慣例(li)連續流好氧(yang)(yang)反響(xiang)(xiang)器,能(neng)夠確保廢(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)的(de)(de)(de)達標排放。綜上(shang)剖(pou)析(xi),本項(xiang)(xiang)目(mu)選(xuan)(xuan)用(yong)水(shui)(shui)(shui)(shui)(shui)(shui)(shui)解(jie)酸化(hua)(hua)+混(hun)凝沉積+離子氧(yang)(yang)化(hua)(hua)+ABR+SBR的(de)(de)(de)組合處(chu)(chu)理(li)工藝(yi)(yi),其對環(huan)(huan)(huan)氧(yang)(yang)氯(lv)(lv)(lv)丙(bing)烷(wan)(wan),二(er)氯(lv)(lv)(lv)甲(jia)烷(wan)(wan),AOX等(deng)(deng)有(you)較(jiao)(jiao)(jiao)好的(de)(de)(de)去除功率,總(zong)的(de)(de)(de)去除功率達60%以上(shang)。