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更新時間:2025-09-10 04:24:07 ip歸屬地:泉州,天氣:多(duo)云轉陰(yin),溫度:26-34 瀏覽次數:4 公(gong)司名稱: 創清凈水材(cai)料(泉州(zhou)市分公(gong)司)
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泉州乙酸鈉廠家-乙酸鈉廠家發貨快
泉(quan)州(zhou)乙(yi)(yi)(yi)(yi)(yi)(yi)酸(suan)(suan)鈉(na)(na)為(wei)(wei)(wei)緩(huan)解(jie)和控(kong)制水(shui)(shui)(shui)體(ti)的(de)(de)富營(ying)養(yang)化(hua)(hua)(hua),制定的(de)(de)污(wu)(wu)水(shui)(shui)(shui)排(pai)(pai)放標準(zhun)越(yue)(yue)來越(yue)(yue)嚴格,然而,當(dang)前大(da)部分污(wu)(wu)水(shui)(shui)(shui)處(chu)(chu)理廠(chang)(chang)普遍(bian)存在低碳(tan)相(xiang)對(dui)高(gao)(gao)氮磷的(de)(de)水(shui)(shui)(shui)質特點,由于(yu)有機物含(han)量(liang)(liang)偏(pian)低,采(cai)用(yong)(yong)(yong)(yong)(yong)(yong)常(chang)規脫(tuo)氮工藝無(wu)法(fa)滿足(zu)缺(que)(que)氧反(fan)硝(xiao)化(hua)(hua)(hua)階段對(dui)碳(tan)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)的(de)(de)需求,導致(zhi)反(fan)硝(xiao)化(hua)(hua)(hua)過程(cheng)受阻,并(bing)抑制厭(yan)氧好氧菌增(zeng)(zeng)殖(zhi),使得氨氮(NH3—N)DE 同化(hua)(hua)(hua)作(zuo)(zuo)用(yong)(yong)(yong)(yong)(yong)(yong)下降,大(da)大(da)影(ying)響(xiang)了(le)污(wu)(wu)水(shui)(shui)(shui)處(chu)(chu)理廠(chang)(chang)脫(tuo)氮效果(guo),尤其進(jin)入低溫季節情(qing)況更為(wei)(wei)(wei)嚴重(zhong)。圖片為(wei)(wei)(wei)了(le)解(jie)決這一(yi)(yi)問(wen)題(ti),一(yi)(yi)方面可以(yi)(yi)通過增(zeng)(zeng)加(jia)反(fan)消(xiao)化(hua)(hua)(hua)缺(que)(que)氧區(qu)的(de)(de)體(ti)積,延長(chang)反(fan)消(xiao)化(hua)(hua)(hua)時間(jian)來增(zeng)(zeng)加(jia)脫(tuo)氮效果(guo),但這種(zhong)(zhong)方法(fa)需要(yao)擴建污(wu)(wu)水(shui)(shui)(shui)處(chu)(chu)理廠(chang)(chang),基建費用(yong)(yong)(yong)(yong)(yong)(yong)高(gao)(gao),可操作(zuo)(zuo)性不(bu)(bu)強;另一(yi)(yi)方面,可以(yi)(yi)通過向缺(que)(que)氧區(qu)投加(jia)外(wai)碳(tan)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan),以(yi)(yi)補充碳(tan)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)的(de)(de)方式提(ti)高(gao)(gao)反(fan)消(xiao)化(hua)(hua)(hua)速率(lv),實踐證明,投加(jia)碳(tan)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)是污(wu)(wu)水(shui)(shui)(shui)處(chu)(chu)理廠(chang)(chang)解(jie)決這類問(wen)題(ti)的(de)(de)重(zhong)要(yao)手段。碳(tan)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)的(de)(de)種(zhong)(zhong)類目前市(shi)面上常(chang)用(yong)(yong)(yong)(yong)(yong)(yong)的(de)(de)碳(tan)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan):甲(jia)(jia)醇(chun)(chun)(chun)、乙(yi)(yi)(yi)(yi)(yi)(yi)酸(suan)(suan)、乙(yi)(yi)(yi)(yi)(yi)(yi)酸(suan)(suan)鈉(na)(na)、面粉、葡萄(tao)糖(tang)、生物質碳(tan)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)、污(wu)(wu)泥水(shui)(shui)(shui)解(jie)上清(qing)液(ye)、啤酒(jiu)廢(fei)水(shui)(shui)(shui)及垃(la)圾滲濾液(ye)等(deng)。在使用(yong)(yong)(yong)(yong)(yong)(yong)過程(cheng)中,需要(yao)根據實際工程(cheng)情(qing)況選(xuan)擇合適的(de)(de)碳(tan)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)。現對(dui)各(ge)種(zhong)(zhong)常(chang)用(yong)(yong)(yong)(yong)(yong)(yong)的(de)(de)碳(tan)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)進(jin)行對(dui)比,分析各(ge)種(zhong)(zhong)碳(tan)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)的(de)(de)優缺(que)(que)點:1.甲(jia)(jia)醇(chun)(chun)(chun)普遍(bian)認為(wei)(wei)(wei)甲(jia)(jia)醇(chun)(chun)(chun)作(zuo)(zuo)為(wei)(wei)(wei)外(wai)碳(tan)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)具(ju)有運(yun)行費用(yong)(yong)(yong)(yong)(yong)(yong)低和污(wu)(wu)泥產量(liang)(liang)小的(de)(de)優勢(shi),甲(jia)(jia)醇(chun)(chun)(chun)作(zuo)(zuo)為(wei)(wei)(wei)碳(tan)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)時,C/N〉5時能(neng)(neng)達到較(jiao)好效果(guo),但其弊端有三:1.作(zuo)(zuo)為(wei)(wei)(wei)化(hua)(hua)(hua)學藥劑,成本(ben)相(xiang)對(dui)較(jiao)高(gao)(gao);2.響(xiang)應(ying)(ying)時間(jian)較(jiao)慢,甲(jia)(jia)醇(chun)(chun)(chun)并(bing)不(bu)(bu)能(neng)(neng)被所(suo)有微(wei)生物利(li)用(yong)(yong)(yong)(yong)(yong)(yong),當(dang)投加(jia)甲(jia)(jia)醇(chun)(chun)(chun)后(hou),需要(yao)一(yi)(yi)定的(de)(de)適應(ying)(ying)期直(zhi)到它(ta)(ta)完(wan)全富集(ji),發揮全部效果(guo),當(dang)用(yong)(yong)(yong)(yong)(yong)(yong)于(yu)污(wu)(wu)水(shui)(shui)(shui)處(chu)(chu)理廠(chang)(chang)應(ying)(ying)急投加(jia)碳(tan)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)時效果(guo)不(bu)(bu)佳;3.甲(jia)(jia)醇(chun)(chun)(chun)具(ju)有一(yi)(yi)定的(de)(de)毒(du)害(hai)作(zuo)(zuo)用(yong)(yong)(yong)(yong)(yong)(yong),長(chang)期用(yong)(yong)(yong)(yong)(yong)(yong)甲(jia)(jia)醇(chun)(chun)(chun)作(zuo)(zuo)為(wei)(wei)(wei)碳(tan)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan),對(dui)尾(wei)水(shui)(shui)(shui)的(de)(de)排(pai)(pai)放也會(hui)(hui)造成一(yi)(yi)定影(ying)響(xiang)。2.乙(yi)(yi)(yi)(yi)(yi)(yi)酸(suan)(suan)鈉(na)(na)乙(yi)(yi)(yi)(yi)(yi)(yi)酸(suan)(suan)鈉(na)(na)的(de)(de)優點在于(yu)它(ta)(ta)能(neng)(neng)立即響(xiang)應(ying)(ying)反(fan)硝(xiao)化(hua)(hua)(hua)過程(cheng),可作(zuo)(zuo)為(wei)(wei)(wei)水(shui)(shui)(shui)廠(chang)(chang)應(ying)(ying)急處(chu)(chu)置(zhi)時使用(yong)(yong)(yong)(yong)(yong)(yong)。普遍(bian)認為(wei)(wei)(wei)乙(yi)(yi)(yi)(yi)(yi)(yi)醇(chun)(chun)(chun)反(fan)硝(xiao)化(hua)(hua)(hua)速率(lv)不(bu)(bu)如甲(jia)(jia)醇(chun)(chun)(chun)高(gao)(gao),但由于(yu)它(ta)(ta)沒(mei)有毒(du)性,污(wu)(wu)泥產率(lv)與甲(jia)(jia)醇(chun)(chun)(chun)相(xiang)差不(bu)(bu)多(duo)(duo),所(suo)以(yi)(yi)認為(wei)(wei)(wei)它(ta)(ta)可以(yi)(yi)作(zuo)(zuo)為(wei)(wei)(wei)甲(jia)(jia)醇(chun)(chun)(chun)的(de)(de)替(ti)代碳(tan)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)。以(yi)(yi)乙(yi)(yi)(yi)(yi)(yi)(yi)醇(chun)(chun)(chun)為(wei)(wei)(wei)碳(tan)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan),硝(xiao)酸(suan)(suan)鹽(yan)為(wei)(wei)(wei)電子受體(ti)時,的(de)(de)C/N=5,碳(tan)源(yuan)(yuan)(yuan)(yuan)(yuan)(yuan)缺(que)(que)乏時會(hui)(hui)引起(qi)亞硝(xiao)酸(suan)(suan)鹽(yan)積累。使用(yong)(yong)(yong)(yong)(yong)(yong)乙(yi)(yi)(yi)(yi)(yi)(yi)酸(suan)(suan)鈉(na)(na)要(yao)考慮(lv)以(yi)(yi)下3點:1.乙(yi)(yi)(yi)(yi)(yi)(yi)酸(suan)(suan)鈉(na)(na)多(duo)(duo)為(wei)(wei)(wei)20%、25%、30%的(de)(de)液(ye)體(ti),由于(yu)當(dang)量(liang)(liang)COD低,運(yun)輸(shu)費用(yong)(yong)(yong)(yong)(yong)(yong)高(gao)(gao),不(bu)(bu)能(neng)(neng)遠距(ju)離運(yun)輸(shu)。2.產泥量(liang)(liang)大(da),污(wu)(wu)泥處(chu)(chu)理費用(yong)(yong)(yong)(yong)(yong)(yong)增(zeng)(zeng)加(jia);3.價(jia)格較(jiao)為(wei)(wei)(wei)昂(ang)貴,污(wu)(wu)水(shui)(shui)(shui)處(chu)(chu)理廠(chang)(chang)大(da)規模投加(jia)乙(yi)(yi)(yi)(yi)(yi)(yi)酸(suan)(suan)鈉(na)(na)幾(ji)乎不(bu)(bu)可能(neng)(neng)。
泉州乙酸鈉廠家-乙酸鈉廠家發貨快