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2023-04-16訪問量
2629次食品廠污水處理設備加(jia)工(gong)(gong)廢(fei)(fei)水(shui)(shui)(shui)(shui)含有(you)大量(liang)有(you)機污(wu)染(ran)物(wu)質,直接排入(ru)河流或地表(biao)水(shui)(shui)(shui)(shui)中將(jiang)會嚴重污(wu)染(ran)水(shui)(shui)(shui)(shui)源(yuan)、土壤環境(jing),破壞水(shui)(shui)(shui)(shui)體原有(you)功能,危害人體健(jian)康及農漁業生(sheng)產,如富營養化、污(wu)染(ran)物(wu)分解而與水(shui)(shui)(shui)(shui)生(sheng)動物(wu)爭奪氧氣等,對(dui)水(shui)(shui)(shui)(shui)域水(shui)(shui)(shui)(shui)質造成致命(ming)傷害。另一(yi)方面,淡水(shui)(shui)(shui)(shui)作為一(yi)種(zhong)(zhong)事關國(guo)計民生(sheng)的(de)資源(yuan),日益提到了一(yi)個戰(zhan)略高度。因(yin)此,食(shi)(shi)品(pin)(pin)加(jia)工(gong)(gong)廠對(dui)廢(fei)(fei)水(shui)(shui)(shui)(shui)進行綜合整(zheng)治是一(yi)種(zhong)(zhong)高瞻(zhan)遠矚(zhu)的(de)可持(chi)續發展(zhan)戰(zhan)略決(jue)策;并(bing)將(jiang)為保護(hu)水(shui)(shui)(shui)(shui)環境(jing),減少(shao)污(wu)染(ran),維護(hu)生(sheng)態平衡做(zuo)出(chu)巨大貢獻。食(shi)(shi)品(pin)(pin)工(gong)(gong)業原理廣(guang)泛,制品(pin)(pin)種(zhong)(zhong)類繁多,排出(chu)廢(fei)(fei)水(shui)(shui)(shui)(shui)的(de)水(shui)(shui)(shui)(shui)量(liang)、水(shui)(shui)(shui)(shui)質差異很大,增加(jia)了廢(fei)(fei)水(shui)(shui)(shui)(shui)處理難度。
食品廠污水處理設備,食(shi)品加工(gong)(gong)廢水(shui)(shui)(shui)(shui)(shui)處理(li)(li)的(de)難點(dian)是COD、氨氮值(zhi)(zhi)(zhi)(zhi)、SS值(zhi)(zhi)(zhi)(zhi)的(de)處理(li)(li);重點(dian)是大限度地作(zuo)好生化(hua)(hua)(hua)過程中(zhong)(zhong)降COD,脫除(chu)氨氮值(zhi)(zhi)(zhi)(zhi)及SS值(zhi)(zhi)(zhi)(zhi)。我公(gong)司對(dui)食(shi)品廢水(shui)(shui)(shui)(shui)(shui)的(de)處理(li)(li)工(gong)(gong)藝(yi)和(he)技(ji)術進(jin)(jin)行了(le)(le)大量(liang)的(de)研究和(he)探索(suo),對(dui)此(ci)類污(wu)(wu)水(shui)(shui)(shui)(shui)(shui)的(de)處理(li)(li)進(jin)(jin)行了(le)(le)各方面的(de)試驗(yan)和(he)實(shi)踐,取(qu)得(de)了(le)(le)行之有效的(de)成(cheng)功(gong)經驗(yan),逐漸形成(cheng)了(le)(le)以生化(hua)(hua)(hua)為主、生化(hua)(hua)(hua)與(yu)物(wu)化(hua)(hua)(hua)相結合(he)的(de)處理(li)(li)工(gong)(gong)藝(yi)。生化(hua)(hua)(hua)法(fa)中(zhong)(zhong)常用(yong)的(de)有活性污(wu)(wu)泥法(fa)、生物(wu)膜(mo)法(fa)、厭氧和(he)好氧相結合(he)法(fa)、水(shui)(shui)(shui)(shui)(shui)解(jie)(jie)酸(suan)化(hua)(hua)(hua)與(yu)好氧相結合(he)等(deng)各種工(gong)(gong)藝(yi)。我公(gong)司針(zhen)對(dui)食(shi)品廢水(shui)(shui)(shui)(shui)(shui)的(de)特點(dian),可以選用(yong)格柵(zha)+調節池(chi)(chi)(chi)(chi)(chi)(chi)+水(shui)(shui)(shui)(shui)(shui)解(jie)(jie)酸(suan)化(hua)(hua)(hua)池(chi)(chi)(chi)(chi)(chi)(chi)+缺氧池(chi)(chi)(chi)(chi)(chi)(chi)+好氧池(chi)(chi)(chi)(chi)(chi)(chi)+二沉(chen)池(chi)(chi)(chi)(chi)(chi)(chi)的(de)污(wu)(wu)水(shui)(shui)(shui)(shui)(shui)處理(li)(li)工(gong)(gong)藝(yi)來解(jie)(jie)決。廢水(shui)(shui)(shui)(shui)(shui)經過回轉式機械格柵(zha),將大部(bu)分(fen)浮渣(zha)、不溶(rong)(rong)物(wu)清(qing)除(chu),調節池(chi)(chi)(chi)(chi)(chi)(chi)內污(wu)(wu)水(shui)(shui)(shui)(shui)(shui)通過潛(qian)污(wu)(wu)泵(beng)進(jin)(jin)入(ru)(ru)水(shui)(shui)(shui)(shui)(shui)解(jie)(jie)酸(suan)化(hua)(hua)(hua)池(chi)(chi)(chi)(chi)(chi)(chi),水(shui)(shui)(shui)(shui)(shui)解(jie)(jie)酸(suan)化(hua)(hua)(hua)池(chi)(chi)(chi)(chi)(chi)(chi)主要將污(wu)(wu)水(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)的(de)大分(fen)子(zi)有機物(wu)分(fen)解(jie)(jie)為小(xiao)分(fen)子(zi)可溶(rong)(rong)物(wu),同時釋放(fang)揮發性脂肪(fang)酸(suan)為后續厭氧菌生長提供(gong)條件,同時厭氧菌釋放(fang)污(wu)(wu)水(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)的(de)正磷酸(suan)鹽、偏磷酸(suan)鹽、有機磷等(deng),為后續好氧池(chi)(chi)(chi)(chi)(chi)(chi)的(de)除(chu)磷提供(gong)條件,水(shui)(shui)(shui)(shui)(shui)解(jie)(jie)酸(suan)化(hua)(hua)(hua)池(chi)(chi)(chi)(chi)(chi)(chi)處理(li)(li)完污(wu)(wu)水(shui)(shui)(shui)(shui)(shui)后進(jin)(jin)入(ru)(ru)缺氧池(chi)(chi)(chi)(chi)(chi)(chi),缺氧池(chi)(chi)(chi)(chi)(chi)(chi)的(de)主要作(zuo)用(yong)為進(jin)(jin)行反硝(xiao)化(hua)(hua)(hua)反應(ying),降低水(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)的(de)氨氮值(zhi)(zhi)(zhi)(zhi),而后污(wu)(wu)水(shui)(shui)(shui)(shui)(shui)進(jin)(jin)入(ru)(ru)接觸氧化(hua)(hua)(hua)池(chi)(chi)(chi)(chi)(chi)(chi),分(fen)解(jie)(jie)水(shui)(shui)(shui)(shui)(shui)中(zhong)(zhong)大部(bu)分(fen)COD、BOD,并(bing)進(jin)(jin)行硝(xiao)化(hua)(hua)(hua)反應(ying),并(bing)進(jin)(jin)入(ru)(ru)下一個處理(li)(li)工(gong)(gong)藝(yi)段,好氧池(chi)(chi)(chi)(chi)(chi)(chi)的(de)水(shui)(shui)(shui)(shui)(shui)通過二沉(chen)池(chi)(chi)(chi)(chi)(chi)(chi)沉(chen)降,終產水(shui)(shui)(shui)(shui)(shui)進(jin)(jin)水(shui)(shui)(shui)(shui)(shui)清(qing)水(shui)(shui)(shui)(shui)(shui)池(chi)(chi)(chi)(chi)(chi)(chi)達(da)標排放(fang)。