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釀造廠污(wu)水(shui)處理設備(bei)即廢水(shui)經格柵攔截去除(chu)水(shui)中廢渣(zha)、紙(zhi)屑、纖維(wei)等(deng)固體懸浮(fu)物(wu)(wu)(wu)(wu),進(jin)(jin)入(ru)調(diao)節(jie)池(chi)(chi)(chi),在調(diao)節(jie)池(chi)(chi)(chi)內均質、均量后經泵提升至A級(ji)生(sheng)物(wu)(wu)(wu)(wu)池(chi)(chi)(chi),在A級(ji)生(sheng)物(wu)(wu)(wu)(wu)池(chi)(chi)(chi)段(duan)異(yi)養菌將(jiang)(jiang)(jiang) 污(wu)水(shui)中可(ke)溶(rong)性有(you)(you)(you)(you)機物(wu)(wu)(wu)(wu)水(shui)解(jie)為有(you)(you)(you)(you)機酸,使大(da)分子(zi)有(you)(you)(you)(you)機物(wu)(wu)(wu)(wu)分解(jie)為小分子(zi)有(you)(you)(you)(you)機物(wu)(wu)(wu)(wu),不溶(rong)性的(de)(de)有(you)(you)(you)(you)機物(wu)(wu)(wu)(wu)轉化(hua)(hua)(hua)成可(ke)溶(rong)性有(you)(you)(you)(you)機物(wu)(wu)(wu)(wu),將(jiang)(jiang)(jiang)蛋白質、脂(zhi)肪等(deng)污(wu)染物(wu)(wu)(wu)(wu)進(jin)(jin)行(xing)氨化(hua)(hua)(hua)。在O級(ji)生(sheng)物(wu)(wu)(wu)(wu)池(chi)(chi)(chi)段(duan)存在好氧(yang)微生(sheng)物(wu)(wu)(wu)(wu)及消化(hua)(hua)(hua)菌,其(qi)中好氧(yang)微生(sheng)物(wu)(wu)(wu)(wu)將(jiang)(jiang)(jiang)有(you)(you)(you)(you)機物(wu)(wu)(wu)(wu)分解(jie)成CO2和H2O;在充足(zu)供(gong)氧(yang)條(tiao)件下,硝(xiao)化(hua)(hua)(hua)菌的(de)(de)硝(xiao)化(hua)(hua)(hua)作用將(jiang)(jiang)(jiang)NH3-N氧(yang)化(hua)(hua)(hua)為NO3-,通過(guo)(guo)回流控制返回至A級(ji)生(sheng)物(wu)(wu)(wu)(wu)池(chi)(chi)(chi),在缺氧(yang)條(tiao)件下,異(yi)氧(yang)菌的(de)(de)反硝(xiao)化(hua)(hua)(hua)作用將(jiang)(jiang)(jiang)NO3-還(huan)原為分子(zi)態氮,接(jie)觸氧(yang)化(hua)(hua)(hua)池(chi)(chi)(chi)出水(shui)自流進(jin)(jin)入(ru)沉淀(dian)(dian)池(chi)(chi)(chi)進(jin)(jin)行(xing)沉淀(dian)(dian),沉淀(dian)(dian)池(chi)(chi)(chi)出水(shui)進(jin)(jin)入(ru)過(guo)(guo)消毒(du)(du)池(chi)(chi)(chi)進(jin)(jin)行(xing)二氧(yang)化(hua)(hua)(hua)氯消毒(du)(du),消毒(du)(du)出水(shui)達標排(pai)放。污(wu)泥(ni)池(chi)(chi)(chi)的(de)(de)污(wu)泥(ni)一部分回流至A級(ji)生(sheng)物(wu)(wu)(wu)(wu)池(chi)(chi)(chi),剩余污(wu)泥(ni)定期(qi)外運(yun)處置(zhi)。
1、A級生物池(chi)(缺(que)氧池(chi))
將(jiang)(jiang)污水進(jin)一步混(hun)合,充(chong)分(fen)利用池內高效生(sheng)物彈性填料(liao)作為細菌載體,靠兼(jian)氧微生(sheng)物將(jiang)(jiang)污水中難溶(rong)解(jie)有(you)(you)機(ji)(ji)物轉化為可(ke)溶(rong)解(jie)性有(you)(you)機(ji)(ji)物,將(jiang)(jiang)大分(fen)子(zi)有(you)(you)機(ji)(ji)物水解(jie)成小分(fen)子(zi)有(you)(you)機(ji)(ji)物,以利于后道(dao)O級生(sheng)物處理池進(jin)一步氧化分(fen)解(jie),同時通(tong)過回流的(de)硝(xiao)(xiao)炭氮在硝(xiao)(xiao)化菌的(de)作用下,可(ke)進(jin)行部分(fen)硝(xiao)(xiao)化和反硝(xiao)(xiao)化,去(qu)除氨氮。
2、O級生(sheng)物池(chi)(生(sheng)物接觸氧化池(chi))
該池為本污(wu)水(shui)(shui)(shui)(shui)處理(li)的核心(xin)部分,分兩段,前一段在較(jiao)高的有機(ji)負荷(he)(he)下(xia),通過(guo)附著于填料上(shang)的大量(liang)不同(tong)(tong)種(zhong)(zhong)屬的微(wei)生(sheng)物群落共同(tong)(tong)參(can)與下(xia)的生(sheng)化降(jiang)解(jie)(jie)和吸附作用(yong),去除污(wu)水(shui)(shui)(shui)(shui)中(zhong)的各種(zhong)(zhong)有機(ji)物質,使污(wu)水(shui)(shui)(shui)(shui)中(zhong)的有機(ji)物含量(liang)大幅度(du)降(jiang)低(di);后(hou)段在有機(ji)負荷(he)(he)降(jiang)低(di)的情況下(xia),通過(guo)硝化菌的作用(yong),在氧量(liang)充足(zu)的條件(jian)下(xia)降(jiang)解(jie)(jie)污(wu)水(shui)(shui)(shui)(shui)中(zhong)的氨氮,同(tong)(tong)時也使污(wu)水(shui)(shui)(shui)(shui)中(zhong)的COD值降(jiang)低(di)到更低(di)的水(shui)(shui)(shui)(shui)平,使污(wu)水(shui)(shui)(shui)(shui)得以凈化。兩段式設(she)計(ji)能(neng)使水(shui)(shui)(shui)(shui)質降(jiang)解(jie)(jie)成梯(ti)度(du),達到良(liang)好的處理(li)效果(guo),同(tong)(tong)時設(she)計(ji)采(cai)用(yong)相應導(dao)流紊流措施,使設(she)計(ji)更合理(li)。
曝氣(qi)(qi)方式采用(yong)微孔曝氣(qi)(qi),這樣的(de)設計能(neng)有效的(de)避免管路由于處理廢水產生的(de)污(wu)泥(ni)堵塞,延(yan)長(chang)使(shi)用(yong)壽命,提高氧利用(yong)率(lv)高。
3、沉淀池
沉淀是污水中的懸浮物在重力作用下,與水分離的過程。這種工藝簡單易行,分離效果好,在各類污水處理系統中往往是不可缺少的一種工序。
此處沉淀池作用是進行固液分離去除生化池中剝落下來的生物膜和懸浮污泥,使污水真正凈化,使出水效果穩定。
4、消毒池
二沉池出水流(liu)入消毒池進行消毒,使出水水質符(fu)合衛生指標(biao)要求,合格外排。
消(xiao)(xiao)毒(du)池(chi)內設計(ji)消(xiao)(xiao)毒(du)裝(zhuang)置,導流(liu)板(ban),消(xiao)(xiao)毒(du)設計(ji)投(tou)(tou)加氯(lv)片接觸的消(xiao)(xiao)毒(du)方(fang)式。該投(tou)(tou)加方(fang)式具(ju)有投(tou)(tou)加方(fang)便,簡(jian)單安全等特(te)點,經消(xiao)(xiao)毒(du)后(hou)的水再排入(ru)市政污(wu)水管道或附近(jin)水域(yu)。
5、污泥(ni)池
二沉池(chi)(chi)(chi)污(wu)(wu)(wu)泥(ni)(ni)經污(wu)(wu)(wu)泥(ni)(ni)泵定時排(pai)(pai)至(zhi)(zhi)污(wu)(wu)(wu)泥(ni)(ni)池(chi)(chi)(chi),并設(she)污(wu)(wu)(wu)泥(ni)(ni)回(hui)(hui)流裝置(zhi),部分污(wu)(wu)(wu)泥(ni)(ni)回(hui)(hui)流至(zhi)(zhi)A級生(sheng)物處理池(chi)(chi)(chi)進(jin)(jin)行(xing)(xing)硝(xiao)(xiao)化(hua)和(he)反硝(xiao)(xiao)化(hua),既(ji)減少了污(wu)(wu)(wu)泥(ni)(ni)的(de)(de)生(sheng)成,也利于(yu)污(wu)(wu)(wu)水(shui)中氨氮的(de)(de)去除(chu)。剩余(yu)污(wu)(wu)(wu)泥(ni)(ni)進(jin)(jin)行(xing)(xing)污(wu)(wu)(wu)泥(ni)(ni)濃縮,和(he)好氧消化(hua),污(wu)(wu)(wu)泥(ni)(ni)上清(qing)液回(hui)(hui)流排(pai)(pai)入(ru)調節池(chi)(chi)(chi)再處理,剩余(yu)污(wu)(wu)(wu)泥(ni)(ni)定期(qi)抽(chou)吸外(wai)運(yun)(每年二至(zhi)(zhi)三次)。
6、清(qing)水池
消毒池出水進入清水池,可直接達標排放或者中水回用。