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釀(niang)造廠污(wu)水(shui)處(chu)理設備即廢水(shui)經格(ge)柵攔截去除水(shui)中(zhong)廢渣(zha)、紙屑、纖維等(deng)固體懸浮(fu)物(wu)(wu)(wu)(wu)(wu),進(jin)(jin)入(ru)調(diao)節池(chi)(chi)(chi)(chi),在(zai)調(diao)節池(chi)(chi)(chi)(chi)內均質、均量后(hou)經泵提升(sheng)至(zhi)(zhi)(zhi)A級生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)池(chi)(chi)(chi)(chi),在(zai)A級生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)池(chi)(chi)(chi)(chi)段異養(yang)菌(jun)(jun)將(jiang)(jiang) 污(wu)水(shui)中(zhong)可溶(rong)性(xing)有(you)(you)(you)(you)機物(wu)(wu)(wu)(wu)(wu)水(shui)解為(wei)有(you)(you)(you)(you)機酸(suan),使大分(fen)子有(you)(you)(you)(you)機物(wu)(wu)(wu)(wu)(wu)分(fen)解為(wei)小分(fen)子有(you)(you)(you)(you)機物(wu)(wu)(wu)(wu)(wu),不(bu)溶(rong)性(xing)的(de)有(you)(you)(you)(you)機物(wu)(wu)(wu)(wu)(wu)轉(zhuan)化(hua)成可溶(rong)性(xing)有(you)(you)(you)(you)機物(wu)(wu)(wu)(wu)(wu),將(jiang)(jiang)蛋(dan)白質、脂肪等(deng)污(wu)染物(wu)(wu)(wu)(wu)(wu)進(jin)(jin)行氨化(hua)。在(zai)O級生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)池(chi)(chi)(chi)(chi)段存(cun)在(zai)好氧(yang)微生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)及消化(hua)菌(jun)(jun),其中(zhong)好氧(yang)微生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)將(jiang)(jiang)有(you)(you)(you)(you)機物(wu)(wu)(wu)(wu)(wu)分(fen)解成CO2和H2O;在(zai)充(chong)足供氧(yang)條(tiao)件下,硝(xiao)(xiao)化(hua)菌(jun)(jun)的(de)硝(xiao)(xiao)化(hua)作用(yong)(yong)將(jiang)(jiang)NH3-N氧(yang)化(hua)為(wei)NO3-,通過回流控制返回至(zhi)(zhi)(zhi)A級生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)池(chi)(chi)(chi)(chi),在(zai)缺氧(yang)條(tiao)件下,異氧(yang)菌(jun)(jun)的(de)反硝(xiao)(xiao)化(hua)作用(yong)(yong)將(jiang)(jiang)NO3-還原(yuan)為(wei)分(fen)子態(tai)氮,接(jie)觸氧(yang)化(hua)池(chi)(chi)(chi)(chi)出(chu)水(shui)自流進(jin)(jin)入(ru)沉(chen)淀(dian)(dian)池(chi)(chi)(chi)(chi)進(jin)(jin)行沉(chen)淀(dian)(dian),沉(chen)淀(dian)(dian)池(chi)(chi)(chi)(chi)出(chu)水(shui)進(jin)(jin)入(ru)過消毒(du)池(chi)(chi)(chi)(chi)進(jin)(jin)行二氧(yang)化(hua)氯(lv)消毒(du),消毒(du)出(chu)水(shui)達標排放(fang)。污(wu)泥池(chi)(chi)(chi)(chi)的(de)污(wu)泥一(yi)部分(fen)回流至(zhi)(zhi)(zhi)A級生(sheng)(sheng)(sheng)(sheng)物(wu)(wu)(wu)(wu)(wu)池(chi)(chi)(chi)(chi),剩余污(wu)泥定期外運處(chu)置。
1、A級生物池(缺氧池)
將(jiang)污水進(jin)一(yi)步混合(he),充分利用(yong)池(chi)內高效生(sheng)物(wu)(wu)彈性填料作為細菌載體,靠兼(jian)氧(yang)微(wei)生(sheng)物(wu)(wu)將(jiang)污水中難(nan)溶(rong)解(jie)有(you)機物(wu)(wu)轉(zhuan)化(hua)為可(ke)(ke)溶(rong)解(jie)性有(you)機物(wu)(wu),將(jiang)大分子(zi)有(you)機物(wu)(wu)水解(jie)成小分子(zi)有(you)機物(wu)(wu),以利于后道(dao)O級生(sheng)物(wu)(wu)處理(li)池(chi)進(jin)一(yi)步氧(yang)化(hua)分解(jie),同時通過回流(liu)的硝(xiao)炭氮在(zai)硝(xiao)化(hua)菌的作用(yong)下,可(ke)(ke)進(jin)行部(bu)分硝(xiao)化(hua)和(he)反硝(xiao)化(hua),去除氨(an)氮。
2、O級生(sheng)物池(生(sheng)物接觸氧化池)
該池(chi)為本污(wu)水(shui)處理的(de)(de)核(he)心部分(fen)(fen),分(fen)(fen)兩(liang)段(duan)(duan),前一段(duan)(duan)在(zai)較高的(de)(de)有(you)機負(fu)荷(he)下,通(tong)過(guo)附著(zhu)于填料上的(de)(de)大(da)量不同種屬的(de)(de)微生物群落共同參(can)與下的(de)(de)生化降(jiang)解和(he)吸附作用,去除污(wu)水(shui)中(zhong)(zhong)(zhong)的(de)(de)各種有(you)機物質(zhi),使(shi)(shi)污(wu)水(shui)中(zhong)(zhong)(zhong)的(de)(de)有(you)機物含量大(da)幅度降(jiang)低(di);后(hou)段(duan)(duan)在(zai)有(you)機負(fu)荷(he)降(jiang)低(di)的(de)(de)情(qing)況下,通(tong)過(guo)硝化菌的(de)(de)作用,在(zai)氧量充足的(de)(de)條件(jian)下降(jiang)解污(wu)水(shui)中(zhong)(zhong)(zhong)的(de)(de)氨氮,同時也使(shi)(shi)污(wu)水(shui)中(zhong)(zhong)(zhong)的(de)(de)COD值降(jiang)低(di)到更(geng)(geng)低(di)的(de)(de)水(shui)平(ping),使(shi)(shi)污(wu)水(shui)得以凈化。兩(liang)段(duan)(duan)式設計(ji)(ji)能使(shi)(shi)水(shui)質(zhi)降(jiang)解成梯度,達(da)到良好的(de)(de)處理效果,同時設計(ji)(ji)采用相(xiang)應(ying)導流(liu)紊流(liu)措施,使(shi)(shi)設計(ji)(ji)更(geng)(geng)合理。
曝氣方式(shi)采用(yong)微(wei)(wei)孔曝氣,這樣(yang)的設計能(neng)有效的避(bi)免管路由于處理廢(fei)水產生的污泥堵塞,延長(chang)使用(yong)壽(shou)命,提高氧利用(yong)率高。
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(xiao)毒(du)池(chi)
二沉池(chi)出水流入消毒池(chi)進(jin)行消毒,使出水水質(zhi)符合衛生指標要求(qiu),合格外排。
消(xiao)毒(du)池(chi)內設(she)計消(xiao)毒(du)裝置,導流(liu)板,消(xiao)毒(du)設(she)計投(tou)加(jia)氯片接觸(chu)的(de)消(xiao)毒(du)方(fang)式。該投(tou)加(jia)方(fang)式具有投(tou)加(jia)方(fang)便(bian),簡(jian)單安全(quan)等特點,經消(xiao)毒(du)后的(de)水再排入市政污水管道(dao)或附近水域。
5、污泥池
二沉池污(wu)泥(ni)經污(wu)泥(ni)泵定(ding)時排至(zhi)污(wu)泥(ni)池,并設污(wu)泥(ni)回(hui)流(liu)(liu)裝置(zhi),部分污(wu)泥(ni)回(hui)流(liu)(liu)至(zhi)A級(ji)生物(wu)處(chu)理池進行硝化和(he)反(fan)硝化,既減少(shao)了污(wu)泥(ni)的生成,也利(li)于污(wu)水中(zhong)氨氮的去除。剩(sheng)余(yu)污(wu)泥(ni)進行污(wu)泥(ni)濃縮,和(he)好氧(yang)消化,污(wu)泥(ni)上(shang)清液回(hui)流(liu)(liu)排入調節池再處(chu)理,剩(sheng)余(yu)污(wu)泥(ni)定(ding)期抽吸外運(每年二至(zhi)三次)。
6、清水池
消毒池出水進入清水池,可直接達標排放或者中水回用。