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污水處理廠廢水廢氣設備

  • 污水處理廠廢水廢氣設備
  • 污水處理廠廢水廢氣設備
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光(guang)(guang)離(li)(li)復合(he)有機廢(fei)氣處(chu)理(li)設備利用高(gao)能(neng)臭(chou)氧(yang)(yang)UV紫外(wai)線(xian)光(guang)(guang)束分解空(kong)氣中的氧(yang)(yang)分子(zi)產(chan)生(sheng)游(you)離(li)(li)氧(yang)(yang),因游(you)離(li)(li)氧(yang)(yang)所攜正負(fu)電子(zi)不平衡(heng),所以需與氧(yang)(yang)分子(zi)結合(he),進而產(chan)生(sheng)臭(chou)氧(yang)(yang)。臭(chou)氧(yang)(yang)對紫外(wai)線(xian)光(guang)(guang)束照射分解后的有機物(wu)具有極(ji)強的氧(yang)(yang)化作用,對惡(e)臭(chou)氣體及(ji)其它ci激(ji)性異味有良好的消除效果。

詳情內容


一(yi)、廢氣的來源:

主(zhu)要是由污水所產(chan)生(sheng),所產(chan)生(sheng)的廢氣主(zhu)要成(cheng)分“非甲(jia)烷(wan)總烴”。

二(er)、采用工藝:

使用(yong)了(le)光離復合設備、酸霧噴淋塔(ta)等達到了(le)良好的廢氣排放(fang)標準(zhun)。

光(guang)離(li)復合有機廢氣處理設(she)備利用高(gao)能臭氧UV紫(zi)外(wai)線光束分解(jie)空氣中的(de)氧(yang)(yang)(yang)(yang)分子產生(sheng)游離氧(yang)(yang)(yang)(yang),因游離氧(yang)(yang)(yang)(yang)所(suo)攜正負電(dian)子不平衡,所(suo)以需與氧(yang)(yang)(yang)(yang)分子結合,進而(er)產生(sheng)臭(chou)氧(yang)(yang)(yang)(yang)。臭(chou)氧(yang)(yang)(yang)(yang)對紫(zi)外(wai)線光束照射(she)分解(jie)后的(de)有機物具有極強的(de)氧(yang)(yang)(yang)(yang)化作(zuo)用(yong),對惡臭(chou)氣體及其它ci激性異(yi)味有良好的(de)消除(chu)效(xiao)果。利用(yong)效(xiao)能高UV光(guang)束(shu)裂解(jie)惡臭氣(qi)體中(zhong)細菌(jun)的(de)分子(zi)鍵,破壞(huai)細菌(jun)的(de)核酸( DNA) ,再通過臭氧(yang)進行氧(yang)化反應,達到有機廢氣處(chu)理中的脫臭及滅菌的目(mu)的。

有機氣(qi)體進入到裝有特(te)殊頻(pin)段的效能高紫外線(xian)燈管的 UV 效能高光解氧化(hua)模塊(kuai)的(de)反應(ying)腔后,高能 UV 紫外線光束(shu)及臭氧(yang)對(dui)有(you)機氣體(ti)進行(xing)協同分(fen)解氧(yang)化(hua)(hua)(hua)反應,使異味氣體(ti)物(wu)質降解轉化(hua)(hua)(hua)成低(di)分(fen)子化(hua)(hua)(hua)合物(wu)、水和二氧(yang)化(hua)(hua)(hua)碳(tan)。未能有(you)效去除的(de)有(you)機廢氣再(zai)經后(hou)道活性炭吸附(fu)裝置吸附(fu),根據(ju)項目運行(xing)監測情況來看(kan),整套廢氣處理設備對(dui)VOCs的(de)去除(chu)效(xiao)率可達到(dao) 95% ,對(dui)臭氣濃度的去除(chu)率可達到99.4%

三(san)、詳細介紹:

噴淋(lin)塔(ta)用途:廢氣(qi)吸收、凈(jing)化,煙氣(qi)除塵,降(jiang)溫(wen)等。

噴淋(lin)(lin)塔由(you)塔體(ti)、填料(liao)、液體(ti)分布(bu)器、氣水分離器、噴淋(lin)(lin)系統、循環水泵、循環水池、藥液儲存投(tou)加(jia)系統等單(dan)元組成。

噴(pen)(pen)(pen)淋(lin)塔(ta)塔(ta)內填(tian)(tian)(tian)(tian)(tian)料(liao)(liao)(liao)層(ceng)(ceng)(ceng)作為氣(qi)(qi)(qi)液(ye)兩相間(jian)接觸(chu)構件的(de)傳(chuan)質(zhi)設備。填(tian)(tian)(tian)(tian)(tian)料(liao)(liao)(liao)塔(ta)底部裝有(you)填(tian)(tian)(tian)(tian)(tian)料(liao)(liao)(liao)支(zhi)承(cheng)板(ban)(ban),填(tian)(tian)(tian)(tian)(tian)料(liao)(liao)(liao)以亂(luan)堆方式放置(zhi)在支(zhi)承(cheng)板(ban)(ban)上(shang)。填(tian)(tian)(tian)(tian)(tian)料(liao)(liao)(liao)的(de)上(shang)方安(an)裝填(tian)(tian)(tian)(tian)(tian)料(liao)(liao)(liao)壓板(ban)(ban),以防被上(shang)升氣(qi)(qi)(qi)流(liu)(liu)吹動。噴(pen)(pen)(pen)淋(lin)液(ye)從塔(ta)頂經液(ye)體分(fen)布(bu)(bu)器噴(pen)(pen)(pen)淋(lin)到(dao)填(tian)(tian)(tian)(tian)(tian)料(liao)(liao)(liao)上(shang),并(bing)沿填(tian)(tian)(tian)(tian)(tian)料(liao)(liao)(liao)表面流(liu)(liu)下(xia)。氣(qi)(qi)(qi)體從塔(ta)底送入,經氣(qi)(qi)(qi)體分(fen)布(bu)(bu)裝置(zhi)分(fen)布(bu)(bu)后,與液(ye)體呈逆流(liu)(liu)連(lian)續通(tong)過填(tian)(tian)(tian)(tian)(tian)料(liao)(liao)(liao)層(ceng)(ceng)(ceng)的(de)空隙(xi),在填(tian)(tian)(tian)(tian)(tian)料(liao)(liao)(liao)表面上(shang),氣(qi)(qi)(qi)液(ye)兩相密切接觸(chu)進行傳(chuan)質(zhi)。當液(ye)體沿填(tian)(tian)(tian)(tian)(tian)料(liao)(liao)(liao)層(ceng)(ceng)(ceng)向(xiang)下(xia)流(liu)(liu)動時,有(you)時會出(chu)現(xian)壁流(liu)(liu)現(xian)象,壁流(liu)(liu)效(xiao)應造(zao)成氣(qi)(qi)(qi)液(ye)兩相在填(tian)(tian)(tian)(tian)(tian)料(liao)(liao)(liao)層(ceng)(ceng)(ceng)中分(fen)布(bu)(bu)不(bu)均(jun),從而(er)使傳(chuan)質(zhi)效(xiao)率下(xia)降。因此(ci),噴(pen)(pen)(pen)淋(lin)塔(ta)內的(de)填(tian)(tian)(tian)(tian)(tian)料(liao)(liao)(liao)層(ceng)(ceng)(ceng)分(fen)為兩段,中間(jian)設置(zhi)再分(fen)布(bu)(bu)裝置(zhi),經重(zhong)新分(fen)布(bu)(bu)后噴(pen)(pen)(pen)淋(lin)到(dao)下(xia)層(ceng)(ceng)(ceng)填(tian)(tian)(tian)(tian)(tian)料(liao)(liao)(liao)上(shang)。

四、廢氣來源(yuan)和成分(fen):



五、工藝流程: