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)(shui)水(shui)(shui)(shui)(shui)(shui)質(zhi)(zhi)特征及(ji)工(gong)藝介(jie)紹醫藥中(zhong)(zhong)(zhong)間體出產廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)是一類含難降(jiang)(jiang)解(jie)(jie)物(wu)質(zhi)(zhi)和生(sheng)(sheng)(sheng)(sheng)物(wu)毒性(xing)物(wu)質(zhi)(zhi)的(de)(de)高濃(nong)度(du)有(you)機廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)。本工(gong)程(cheng)廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)首要(yao)為萃取層析柱反沖刷(shua)設(she)備沖刷(shua)水(shui)(shui)(shui)(shui)(shui)、精餾塔廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)。廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)首要(yao)以(yi)(yi)甲(jia)(jia)醇(chun)、丙(bing)(bing)酮,有(you)機質(zhi)(zhi)及(ji)出產過程(cheng)中(zhong)(zhong)(zhong)的(de)(de)副產物(wu)為主,廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)(zhong)還(huan)含有(you)二(er)氯(lv)甲(jia)(jia)烷(wan)(wan)(wan)、環(huan)氧(yang)(yang)氯(lv)丙(bing)(bing)烷(wan)(wan)(wan)等物(wu)質(zhi)(zhi),廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)(zhong)的(de)(de)甲(jia)(jia)醇(chun)、丙(bing)(bing)酮等歸于(yu)易生(sheng)(sheng)(sheng)(sheng)物(wu)降(jiang)(jiang)解(jie)(jie)物(wu)質(zhi)(zhi),而二(er)氯(lv)甲(jia)(jia)烷(wan)(wan)(wan)、環(huan)氧(yang)(yang)氯(lv)丙(bing)(bing)烷(wan)(wan)(wan)則較(jiao)難生(sheng)(sheng)(sheng)(sheng)物(wu)降(jiang)(jiang)解(jie)(jie)。依據(ju)研(yan)討材料標明,當(dang)有(you)毒抑菌(jun)(jun)物(wu)質(zhi)(zhi)在水(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)(zhong)的(de)(de)濃(nong)度(du)大于(yu)必定值時,會對(dui)污(wu)水(shui)(shui)(shui)(shui)(shui)處(chu)(chu)理(li)(li)設(she)備的(de)(de)正常運轉形成影響(xiang)(xiang)。環(huan)氧(yang)(yang)氯(lv)丙(bing)(bing)烷(wan)(wan)(wan)對(dui)好氧(yang)(yang)菌(jun)(jun)的(de)(de)按捺濃(nong)度(du)為55mg/L,而本項目污(wu)水(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)(zhong)環(huan)氧(yang)(yang)氯(lv)丙(bing)(bing)烷(wan)(wan)(wan)的(de)(de)濃(nong)度(du)約為8.5mg/L,其濃(nong)度(du)低于(yu)對(dui)好氧(yang)(yang)菌(jun)(jun)的(de)(de)按捺濃(nong)度(du),故不須采納(na)預處(chu)(chu)理(li)(li)辦(ban)法即可(ke)采納(na)生(sheng)(sheng)(sheng)(sheng)化(hua)法處(chu)(chu)理(li)(li)。該工(gong)程(cheng)廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)BOD5/COD比值為0.4屬可(ke)生(sheng)(sheng)(sheng)(sheng)化(hua)降(jiang)(jiang)解(jie)(jie)廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui),日廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)水(shui)(shui)(shui)(shui)(shui)量大適宜選(xuan)(xuan)用(yong)生(sheng)(sheng)(sheng)(sheng)物(wu)法進行(xing)處(chu)(chu)理(li)(li)。ABR池(chi)中(zhong)(zhong)(zhong)設(she)有(you)特別結構(gou)的(de)(de)鐵(tie)屑(xie)和焦(jiao)(jiao)炭濾(lv)層,當(dang)鐵(tie)屑(xie)浸泡(pao)在酸(suan)(suan)性(xing)廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)溶液中(zhong)(zhong)(zhong)發(fa)(fa)生(sheng)(sheng)(sheng)(sheng)氧(yang)(yang)化(hua)還(huan)原(yuan)反響(xiang)(xiang):Fe+2H+=Fe2++H2,上(shang)述反響(xiang)(xiang)使廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)pH值升高;另外,鐵(tie)屑(xie)和焦(jiao)(jiao)炭濾(lv)層發(fa)(fa)生(sheng)(sheng)(sheng)(sheng)微(wei)電解(jie)(jie)反響(xiang)(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)的(de)(de)生(sheng)(sheng)(sheng)(sheng)物(wu)活性(xing),對(dui)水(shui)(shui)(shui)(shui)(shui)解(jie)(jie)過程(cheng)也有(you)促進作用(yong)。 該制藥廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)有(you)機物(wu)COD濃(nong)度(du)動(dong)搖較(jiao)大(1940-28800mg/L),選(xuan)(xuan)用(yong)抗沖擊負荷能力強的(de)(de)SBR間歇式好氧(yang)(yang)曝(pu)氣池(chi)較(jiao)為理(li)(li)想:曝(pu)氣時刻長短能夠(gou)依據(ju)生(sheng)(sheng)(sheng)(sheng)物(wu)降(jiang)(jiang)解(jie)(jie)的(de)(de)需要(yao)進行(xing)調整;另外,SBR池(chi)中(zhong)(zhong)(zhong)實現(xian)了(le)污(wu)泥的(de)(de)顆粒化(hua),積(ji)(ji)累了(le)高濃(nong)度(du)活性(xing)污(wu)泥,因此(ci)具(ju)有(you)降(jiang)(jiang)解(jie)(jie)較(jiao)高濃(nong)度(du)有(you)機廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)的(de)(de)良(liang)好生(sheng)(sheng)(sheng)(sheng)物(wu)活性(xing)。容積(ji)(ji)負荷遠大于(yu)慣例連續流(liu)好氧(yang)(yang)反響(xiang)(xiang)器,能夠(gou)確保(bao)廢(fei)(fei)(fei)(fei)(fei)(fei)水(shui)(shui)(shui)(shui)(shui)的(de)(de)達標排放。綜上(shang)剖析,本項目選(xuan)(xuan)用(yong)水(shui)(shui)(shui)(shui)(shui)解(jie)(jie)酸(suan)(suan)化(hua)+混凝沉積(ji)(ji)+離子氧(yang)(yang)化(hua)+ABR+SBR的(de)(de)組合處(chu)(chu)理(li)(li)工(gong)藝,其對(dui)環(huan)氧(yang)(yang)氯(lv)丙(bing)(bing)烷(wan)(wan)(wan),二(er)氯(lv)甲(jia)(jia)烷(wan)(wan)(wan),AOX等有(you)較(jiao)好的(de)(de)去除功率,總的(de)(de)去除功率達60%以(yi)(yi)上(shang)。