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生(sheng)活(huo)汙(wu)水處(chu)理(li)設(she)備(bei)
食(shi)品廠汙(wu)水處(chu)理(li)設(she)備(bei)
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更(geng)新時間:2018-12-18
瀏(liu)覽(lan)次數:1032社區生(sheng)活(huo)汙(wu)水處(chu)理(li)設(she)備(bei)直(zhi)銷有(you)動(dong)力(li)地埋式(shi)壹(yi)體(ti)化(hua)處(chu)理(li)技術按工藝(yi)可分為(wei)生(sheng)物(wu)接(jie)觸氧(yang)化(hua)法、SBR、A/O及A2/O等(deng)。常(chang)用(yong)的A/O處(chu)理(li)技術的原理(li)是(shi),在(zai)缺(que)氧(yang)池(chi)中(zhong)微(wei)生(sheng)物(wu)將汙(wu)水中(zhong)的鹽(yan)氮(dan)和(he)亞(ya)鹽(yan)氮(dan)還(hai)原成(cheng)氣態(tai)氮(dan)逸(yi)出,同(tong)時將難(nan)降解大(da)分子(zi)有(you)機(ji)物(wu)分解(jie)為(wei)小分子(zi)易降解物(wu)質,具(ju)有(you)脫氮(dan)、水(shui)解(jie)和降解部(bu)分有(you)機(ji)物(wu)的作(zuo)用(yong);在(zai)好(hao)氧(yang)池(chi)中(zhong),大(da)部(bu)分有(you)機(ji)物(wu)被微(wei)生(sheng)物(wu)處(chu)理(li),並進入(ru)二(er)沈池(chi)進行(xing)泥(ni)水(shui)分離(li),經消(xiao)毒後(hou)排(pai)出。
社區生(sheng)活(huo)汙(wu)水處(chu)理(li)設(she)備(bei)微(wei)電(dian)解工藝(yi)所(suo)采(cai)用(yong)的微(wei)電(dian)解材(cai)料(liao)壹(yi)般(ban)為(wei)鐵(tie)屑(xie)和(he)木炭(tan),使用(yong)前要(yao)加(jia)酸(suan)堿(jian)活(huo)化(hua),使(shi)用(yong)的過(guo)程中(zhong)很(hen)容(rong)易(yi)鈍(dun)化(hua)板結,又因為(wei)鐵(tie)與(yu)炭(tan)是(shi)物理(li)接觸(chu),之間(jian)很(hen)容(rong)易(yi)形(xing)成(cheng)隔離(li)層使微(wei)電(dian)解不(bu)能繼續進行(xing)而失(shi)去(qu)作(zuo)用(yong),這導致(zhi)了頻繁(fan)地更換微電(dian)解材(cai)料(liao),不(bu)但(dan)工作(zuo)量(liang)大(da)成(cheng)本高還影響廢(fei)水(shui)的處(chu)理(li)效果和效率(lv)
社區生(sheng)活(huo)汙(wu)水處(chu)理(li)設(she)備(bei)直(zhi)銷去(qu)除(chu)有(you)機(ji)汙(wu)染物(wu)及氨(an)氮(dan)主(zhu)要(yao)依(yi)賴於(yu)設(she)備(bei)中(zhong)的AO生(sheng)物(wu)處(chu)理(li)工藝(yi)。其中(zhong)工作(zuo)原理(li)是(shi)在(zai)*,由(you)於汙(wu)水有(you)機(ji)物(wu)濃度(du)很(hen)高,微生(sheng)物(wu)處(chu)於缺(que)氧(yang)狀(zhuang)態(tai),此(ci)時微生(sheng)物(wu)為(wei)兼(jian)性(xing)微(wei)生(sheng)物(wu),所(suo)以*池(chi)不(bu)僅具有(you)壹(yi)定(ding)的有(you)機(ji)物(wu)去(qu)除(chu)功能,減(jian)輕(qing)後(hou)續好(hao)氧(yang)池(chi)的有(you)機(ji)負(fu)荷(he),有(you)機(ji)物(wu)濃度(du)降低,但(dan)仍有(you)壹(yi)定(ding)量(liang)的有(you)機(ji)物(wu)及較(jiao)高NH3-N存在(zai)。為(wei)了使有(you)機(ji)物(wu)得(de)到(dao)進壹(yi)步(bu)氧(yang)化(hua)分解(jie),同時在(zai)碳(tan)化作(zuo)用下(xia)硝(xiao)化(hua)作(zuo)用能順(shun)利進行(xing),在(zai)O級(ji)設(she)置有(you)機(ji)負(fu)荷(he)較(jiao)低的好(hao)氧(yang)生(sheng)物(wu)接(jie)觸氧(yang)化(hua)池。在(zai)O級(ji)池(chi)中(zhong)主(zhu)要(yao)存(cun)在(zai)好(hao)氧(yang)微(wei)生(sheng)物(wu)及自氧(yang)型(xing)(硝化(hua)菌)。
去(qu)除(chu)有(you)機(ji)汙(wu)染物(wu)及氨(an)氮(dan)主(zhu)要(yao)依(yi)賴於(yu)設(she)備(bei)中(zhong)的AO生(sheng)物(wu)處(chu)理(li)工藝(yi)。其中(zhong)工作(zuo)原理(li)是(shi)在(zai)*,由(you)於汙(wu)水有(you)機(ji)物(wu)濃度(du)很(hen)高,微生(sheng)物(wu)處(chu)於缺(que)氧(yang)狀(zhuang)態(tai),此(ci)時微生(sheng)物(wu)為(wei)兼(jian)性(xing)微(wei)生(sheng)物(wu),所(suo)以*池(chi)不(bu)僅具有(you)壹(yi)定(ding)的有(you)機(ji)物(wu)去(qu)除(chu)功能,減(jian)輕(qing)後(hou)續好(hao)氧(yang)池(chi)的有(you)機(ji)負(fu)荷(he),有(you)機(ji)物(wu)濃度(du)降低,但(dan)仍有(you)壹(yi)定(ding)量(liang)的有(you)機(ji)物(wu)及較(jiao)高NH3-N存在(zai)。為(wei)了使有(you)機(ji)物(wu)得(de)到(dao)進壹(yi)步(bu)氧(yang)化(hua)分解(jie),同時在(zai)碳(tan)化作(zuo)用下(xia)硝(xiao)化(hua)作(zuo)用能順(shun)利進行(xing),在(zai)O級(ji)設(she)置有(you)機(ji)負(fu)荷(he)較(jiao)低的好(hao)氧(yang)生(sheng)物(wu)接(jie)觸氧(yang)化(hua)池。在(zai)O級(ji)池(chi)中(zhong)主(zhu)要(yao)存(cun)在(zai)好(hao)氧(yang)微(wei)生(sheng)物(wu)及自氧(yang)型(xing)細菌(硝化(hua)菌)。其中(zhong)好(hao)氧(yang)微(wei)生(sheng)物(wu)將有(you)機(ji)物(wu)分解(jie)成(cheng)CO2和H2O;自(zi)養(yang)型(xing)細菌(硝化(hua)菌)利用(yong)有(you)機(ji)物(wu)分解(jie)產生(sheng)的無機碳(tan)或空氣中(zhong)的CO2作(zuo)為(wei)營(ying)養(yang)源(yuan),將汙(wu)水中(zhong)的NH3-N轉(zhuan)化成(cheng)NO-2-N、NO-3-N,O級池(chi)的出水(shui)部(bu)分回流(liu)到*池(chi),為(wei)*池(chi)提(ti)供(gong)電(dian)子(zi)接受體(ti),通過(guo)反硝化作(zuo)用zui終(zhong)消(xiao)除氮(dan)汙(wu)染。
1)設(she)備(bei)進水(shui)為(wei)生(sheng)活(huo)汙(wu)水,其水質應(ying)符(fu)合CJ 343-2010 A等(deng)級的規定,其中(zhong)主(zhu)要(yao)汙(wu)染物(wu)限(xian)值(zhi)如(ru)下(xia):PH=6.5~9.5、
2)設(she)備(bei)出水(shui)水(shui)質應(ying)符(fu)合GB 18918壹(yi)級(ji)標(biao)準A標(biao)準的規定(除(chu)TP指標(biao)外(wai)),其中(zhong)主(zhu)要(yao)汙(wu)染物(wu)限(xian)值(zhi)如(ru)下(xia):PH=6~9、SS≤10mg/L、BOD5≤10mg/L、氨(an)氮(dan)≤5mg/L、TN≤15mg/L。
3)設(she)備(bei)處(chu)理(li)能力(li)應(ying)達(da)到(dao)15m3/d。
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