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中水回用項目

中水回用項目

瀏覽次數::684

上(shang)架時間:2022-05-24

深(shen)圳(zhen)市升邦水處理設(she)備(bei)有限公司是(shi)深(shen)圳(zhen)市高(gao)新(xin)技(ji)術企(qi)業(ye),公司擁(yong)有各項(xiang)專利及軟件(jian)著作權(quan)20余項(xiang),是(shi)質量體(ti)系及環(huan)境體(ti)系認證企(qi)業(ye)

一. 設備簡介
     中水(shui)回用(yong),就是把生活(huo)污(wu)(wu)水(shui)(或城市(shi)污(wu)(wu)水(shui))或工業廢水(shui)經(jing)過深度技術處理,去(qu)(qu)除各種(zhong)雜質,去(qu)(qu)除污(wu)(wu)染水(shui)體的(de)有(you)毒(du)、有(you)害物質及某些重(zhong)金屬離子,進而消毒(du)滅菌(jun),其水(shui)體無(wu)色、無(wu)味、水(shui)質清澈(che)透(tou)明(ming),且達到或好于(yu)國家規定(ding)的(de)雜用(yong)水(shui)標準(zhun)(或相(xiang)關規定(ding)),廣泛應(ying)用(yong)于(yu)企業生產或居民生活(huo)。
中水(shui)(shui)處理(li)回(hui)(hui)用(yong)(yong)(yong)是節水(shui)(shui)和(he)(he)治污(wu)(wu)的有(you)效雙贏辦法。應用(yong)(yong)(yong)在生(sheng)活小區、建筑小區、賓館、療養院、綜合(he)樓等生(sheng)活污(wu)(wu)水(shui)(shui)及(ji)部分工(gong)業污(wu)(wu)水(shui)(shui)。處理(li)后,中水(shui)(shui)可(ke)用(yong)(yong)(yong)于沖刷(shua)廁所、汽(qi)車(che)、路途(tu)綠(lv)化、澆灌綠(lv)地及(ji)補償鍋爐(lu)用(yong)(yong)(yong)水(shui)(shui)。中水(shui)(shui)主要指城市污(wu)(wu)水(shui)(shui)或生(sheng)活污(wu)(wu)水(shui)(shui)處理(li)后達到一定(ding)的水(shui)(shui)質標準,可(ke)在一定(ding)范圍內重(zhong)復(fu)使用(yong)(yong)(yong)的非飲用(yong)(yong)(yong)水(shui)(shui),其水(shui)(shui)質介于上水(shui)(shui)與下水(shui)(shui)之間,中水(shui)(shui)回(hui)(hui)用(yong)(yong)(yong)則是將城市污(wu)(wu)水(shui)(shui)進行處理(li)后作為(wei)再生(sheng)資源回(hui)(hui)用(yong)(yong)(yong)。城市污(wu)(wu)水(shui)(shui)由(you)于水(shui)(shui)量(liang)穩定(ding),基建投資經(jing)濟,許多國(guo)家都將中水(shui)(shui)回(hui)(hui)用(yong)(yong)(yong)作為(wei)解決缺水(shui)(shui)問題的優(you)選方案。因此,開展中水(shui)(shui)回(hui)(hui)用(yong)(yong)(yong)工(gong)作,顯(xian)示出了開源和(he)(he)減(jian)少污(wu)(wu)染的雙重(zhong)功效。

二. 處(chu)理(li)方式 
1、按用(yong)途分類
中水因用(yong)途不同有三種處理(li)方式(shi)
(1). 一種(zhong)(zhong)是將其處(chu)理到飲用(yong)水的(de)標準而(er)直(zhi)接(jie)回(hui)用(yong)到日常生活中,即實現水資源(yuan)(yuan)直(zhi)接(jie)循環利用(yong),這種(zhong)(zhong)處(chu)理方式適用(yong)于水資源(yuan)(yuan)極度缺(que)乏的(de)地(di)區,但投資高,工(gong)藝(yi)復雜;
(2). 另一(yi)種是將其處理(li)到非飲用水(shui)的(de)標準,主要用于(yu)不與人(ren)體直接接觸(chu)的(de)用水(shui),如便器的(de)沖(chong)洗,地面、汽車(che)清(qing)洗,綠(lv)化澆灑,消防,工業普通(tong)用水(shui)等,這(zhe)是通(tong)常的(de)中水(shui)處理(li)方式。
(3).工(gong)(gong)業(ye)上(shang)可以利用中(zhong)水回(hui)用技(ji)術將達到(dao)外排(pai)標準(zhun)的(de)工(gong)(gong)業(ye)污水進(jin)(jin)行(xing)再(zai)處(chu)理(li),一般會(hui)加上(shang)軟化器,RO,EDI/混床等(deng)設備使其達到(dao)軟化水,純(chun)化水,超純(chun)水水平,可以進(jin)(jin)行(xing)工(gong)(gong)業(ye)循環(huan)(huan)再(zai)利用,達到(dao)節約資(zi)本,保護(hu)環(huan)(huan)境的(de)目的(de)。
2、按處理方法分類(lei)
按處(chu)理方法,中水處(chu)理工藝一般分為(wei) 3 種類型:
(1) 物理處理法:
膜濾法,適用(yong)于水質變(bian)化大的情(qing)況。
采用這(zhe)種(zhong)流程的(de)特點是:裝置緊湊,容易操作,以及受負荷變動的(de)影響小。
膜(mo)濾(lv)法是在外力的(de)作用下,被分(fen)離的(de)溶液(ye)以一定的(de)流速(su)沿著濾(lv)膜(mo)表面(mian)流動,溶液(ye)中溶劑和低(di)分(fen)子量物質、無機離子從高(gao)壓(ya)側透過濾(lv)膜(mo)進入(ru)低(di)壓(ya)側,并(bing)作為濾(lv)液(ye)而(er)排(pai)出;而(er)溶液(ye)中高(gao)分(fen)子物質、膠(jiao)體(ti)微(wei)粒及微(wei)生物等被超濾(lv)膜(mo)截留,溶液(ye)被濃(nong)縮(suo)并(bing)以濃(nong)縮(suo)形式排(pai)出。
蒸發(fa)熱法(fa):適用(yong)于任何水質。
采用(yong)這(zhe)種流程的(de)特點是:穩定性高,易于維護,使用(yong)壽命長,操作簡單,不因水質波動而影響(xiang)設(she)備運行。
蒸(zheng)發熱法(fa)是通過加(jia)熱蒸(zheng)發,使溶液在蒸(zheng)發體(ti)(ti)內達(da)到沸點情況下(xia)分離出純(chun)水(shui)(shui)(shui)和鹽類固(gu)體(ti)(ti),純(chun)水(shui)(shui)(shui)通過蒸(zheng)汽(qi)形(xing)態冷凝為純(chun)水(shui)(shui)(shui),濃縮液經過不斷循環蒸(zheng)發形(xing)成(cheng)鹽類固(gu)體(ti)(ti)。純(chun)水(shui)(shui)(shui)水(shui)(shui)(shui)質通過一(yi)系(xi)列過濾等(deng)措施可以達(da)到中水(shui)(shui)(shui)回用。
(2)物理化學法:
適用于污水水質變化較大的情況。一(yi)般采用的方法有:砂濾(lv)、活性炭(tan)吸附、浮選、混凝沉淀等。這種流程的特點是:采用中空纖維超(chao)濾(lv)器進(jin)行(xing)(xing)處(chu)理,技術(shu)先進(jin),結構(gou)緊湊,占地(di)少,系(xi)統間歇運行(xing)(xing),管理簡單(dan)。
(3)生物處理(li)法
適(shi)用于有(you)機(ji)物(wu)(wu)含量較高的(de)污水。一般采(cai)用活性污泥(ni)法(fa)、接(jie)觸氧化法(fa)(如(ru)圖所示)、生(sheng)(sheng)物(wu)(wu)轉盤(pan)等生(sheng)(sheng)物(wu)(wu)處理方法(fa)。或(huo)是單獨使(shi)用,或(huo)是幾種生(sheng)(sheng)物(wu)(wu)處理方法(fa)組合使(shi)用,如(ru)接(jie)觸氧化 + 生(sheng)(sheng)物(wu)(wu)濾池(chi);生(sheng)(sheng)物(wu)(wu)濾池(chi) + 活性炭吸附;轉盤(pan)十砂濾等流程(cheng)。這種流程(cheng)具有(you)適(shi)應水力負(fu)荷變動能力強、產生(sheng)(sheng)污泥(ni)量少、維護(hu)管理容易等優(you)點(dian)。
當前,由于(yu)一(yi)些國家和地(di)區(qu)在過(guo)度地(di)、毫(hao)無(wu)節制(zhi)地(di)開(kai)發水(shui)(shui)(shui)(shui)資源的(de)同(tong)時,環境保護意識比較(jiao)差,使地(di)表水(shui)(shui)(shui)(shui)和地(di)下水(shui)(shui)(shui)(shui)均受到了不(bu)同(tong)程度的(de)污(wu)染,使原本具有良(liang)好水(shui)(shui)(shui)(shui)質(zhi)(zhi)的(de)新鮮(xian)水(shui)(shui)(shui)(shui)供(gong)應(ying)受到限制(zhi);其(qi)次,待開(kai)發的(de)新鮮(xian)水(shui)(shui)(shui)(shui)源離集中(zhong)(zhong)(zhong)供(gong)水(shui)(shui)(shui)(shui)點距離較(jiao)遠,一(yi)次性投(tou)資費用高昂,這(zhe)樣一(yi)些缺水(shui)(shui)(shui)(shui)地(di)區(qu)無(wu)力(li)擴大供(gong)水(shui)(shui)(shui)(shui)能力(li)。理到非(fei)飲(yin)(yin)用的(de)程度,在此引出了中(zhong)(zhong)(zhong)水(shui)(shui)(shui)(shui)概念(nian)。中(zhong)(zhong)(zhong)水(shui)(shui)(shui)(shui)也(ye)就是將人們在生(sheng)活(huo)和生(sheng)產中(zhong)(zhong)(zhong)用過(guo)的(de)優質(zhi)(zhi)雜排(pai)(pai)(pai)水(shui)(shui)(shui)(shui)(不(bu)含(han)糞便(bian)(bian)和廚房排(pai)(pai)(pai)水(shui)(shui)(shui)(shui))、雜排(pai)(pai)(pai)水(shui)(shui)(shui)(shui)(不(bu)含(han)糞便(bian)(bian)污(wu)水(shui)(shui)(shui)(shui))以(yi)及生(sheng)活(huo)污(wu)(廢)水(shui)(shui)(shui)(shui)經集流再生(sheng)處理后回(hui)用,充當地(di)面清(qing)潔、澆花、洗車、空(kong)調(diao)冷卻(que)、沖(chong)洗便(bian)(bian)器、消防(fang)等不(bu)與人體(ti)直接接觸的(de)雜用水(shui)(shui)(shui)(shui)。因其(qi)水(shui)(shui)(shui)(shui)質(zhi)(zhi)指標低(di)于(yu)城市給水(shui)(shui)(shui)(shui)中(zhong)(zhong)(zhong)飲(yin)(yin)用水(shui)(shui)(shui)(shui)水(shui)(shui)(shui)(shui)質(zhi)(zhi)標準,但又高于(yu)污(wu)水(shui)(shui)(shui)(shui)允許排(pai)(pai)(pai)入地(di)面水(shui)(shui)(shui)(shui)體(ti)排(pai)(pai)(pai)放標準,亦(yi)即其(qi)水(shui)(shui)(shui)(shui)質(zhi)(zhi)居于(yu)生(sheng)活(huo)飲(yin)(yin)用水(shui)(shui)(shui)(shui)水(shui)(shui)(shui)(shui)質(zhi)(zhi)和允許排(pai)(pai)(pai)放污(wu)水(shui)(shui)(shui)(shui)水(shui)(shui)(shui)(shui)質(zhi)(zhi)標準之(zhi)間,故(gu)取名為“中(zhong)(zhong)(zhong)水(shui)(shui)(shui)(shui)”。
中水(shui)開(kai)發(fa)與(yu)回(hui)(hui)用(yong)(yong)(yong)(yong)技術得到(dao)了迅速發(fa)展(zhan),在美國(guo)(guo)(guo)、日本(ben)(ben)、印度(du)(du)、英國(guo)(guo)(guo)等國(guo)(guo)(guo)家(jia)(jia)(尤以日本(ben)(ben)為突出(chu)(chu))得到(dao)了廣泛的(de)應用(yong)(yong)(yong)(yong)。這些國(guo)(guo)(guo)家(jia)(jia)均(jun)以本(ben)(ben)國(guo)(guo)(guo)度(du)(du)、區域的(de)特點(dian)確定出(chu)(chu)適合其國(guo)(guo)(guo)情國(guo)(guo)(guo)力的(de)中水(shui)回(hui)(hui)用(yong)(yong)(yong)(yong)技術,使中水(shui)回(hui)(hui)用(yong)(yong)(yong)(yong)技術越來(lai)越臻(zhen)于完善。在中國(guo)(guo)(guo),這一技術已受到(dao)各(ge)級政府及(ji)有(you)關部(bu)門重視并對建筑中水(shui)回(hui)(hui)用(yong)(yong)(yong)(yong)做(zuo)了大量理論研究和實踐工作,在全國(guo)(guo)(guo)許多城市如深圳、北京、青島(dao)、天(tian)津、太原等開(kai)展(zhan)了中水(shui)工程的(de)運行并取得了顯著的(de)效果。我國(guo)(guo)(guo)的(de)國(guo)(guo)(guo)有(you)工業企(qi)業和部(bu)分民企(qi),比(bi)如污染嚴重和水(shui)資源利用(yong)(yong)(yong)(yong)較多的(de)企(qi)業都建成(cheng)了中水(shui)回(hui)(hui)用(yong)(yong)(yong)(yong)項目,為低碳生產和節能減排的(de)國(guo)(guo)(guo)家(jia)(jia)級號召(zhao)做(zuo)出(chu)(chu)了貢獻。

三. 工藝流程
不同(tong)(tong)行業(ye),不同(tong)(tong)類型的中水,回用(yong)標準不同(tong)(tong),工藝(yi)也不同(tong)(tong)。可向榮大環(huan)保專業(ye)水處理工程師咨詢。

四. 應用領域(yu)
生(sheng)活污(wu)(wu)水(shui)(shui)(shui)、醫(yi)院污(wu)(wu)水(shui)(shui)(shui)處(chu)(chu)(chu)理(li)(li)、工業(ye)污(wu)(wu)/廢水(shui)(shui)(shui)處(chu)(chu)(chu)理(li)(li)(含重金屬污(wu)(wu)水(shui)(shui)(shui)除外)、洗車廢水(shui)(shui)(shui)回(hui)用(yong)、垃圾填埋場/堆肥滲濾液處(chu)(chu)(chu)理(li)(li)。出水(shui)(shui)(shui)可用(yong)作沖廁(ce)、道路清掃、消防、城(cheng)市(shi)綠化、工業(ye)補水(shui)(shui)(shui)、循環(huan)水(shui)(shui)(shui)、車輛沖洗、建筑施工等雜用(yong)水(shui)(shui)(shui)。

深圳市升(sheng)(sheng)邦水處(chu)(chu)(chu)理(li)設(she)備(bei)(bei)有限公(gong)司是深圳市高新技術企(qi)業,公(gong)司擁有各項專利(li)及(ji)(ji)軟(ruan)件(jian)著作(zuo)權20余項,是質量(liang)體系(xi)及(ji)(ji)環境體系(xi)認證企(qi)業,升(sheng)(sheng)邦水處(chu)(chu)(chu)理(li)致力(li)于工業用超純水設(she)備(bei)(bei)、中(zhong)水回用設(she)備(bei)(bei)及(ji)(ji)環保型污水處(chu)(chu)(chu)理(li)設(she)備(bei)(bei)的(de)開發、制造(zao)、銷售及(ji)(ji)服務。公(gong)司本著“以人(ren)為(wei)本、精勤服務、內(nei)(nei)聯外引、創造(zao)名牌(pai)”的(de)經(jing)營(ying)理(li)念,取得了(le)卓越的(de)成效,為(wei)國內(nei)(nei)眾多知(zhi)名企(qi)業設(she)計制造(zao)了(le)大量(liang)的(de)中(zhong)大型超純水、廢水處(chu)(chu)(chu)理(li)設(she)備(bei)(bei),獲得了(le)客戶(hu)的(de)一致認同及(ji)(ji)好評,升(sheng)(sheng)邦水處(chu)(chu)(chu)理(li)已(yi)成為(wei)國內(nei)(nei)知(zhi)名企(qi)業品(pin)牌(pai)。