UV光解廢氣除臭設備 UV光解催化氧化廢氣凈化設備
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人氣：2198 發布時間：2019-02-20 15:29 產品型號：HJUV 應用領域：大氣控制 產品價格： 想了解更多產品詳情，請 |
uv光氧催化(hua)系列(lie)設備工作(zuo)(zuo)原理:是在外界(jie)可見(jian)光的作(zuo)(zuo)用(yong)(yong)下發生催化(hua)氧化(hua)作(zuo)(zuo)用(yong)(yong)的,光催化(hua)氧化(hua)反應是以納(na)米(mi)TiO2及空氣作(zuo)(zuo)為(wei)催化(hua)劑，以光為(wei)能(neng)量，裂解有機物等有機物降解為(wei)CO2和H2O。本公司(si)利用(yong)(yong)人工紫外線光波(bo)作(zuo)(zuo)為(wei)能(neng)源，配合經我司(si)特殊處理后活性強(qiang)、反應效率高(gao)的納(na)米(mi)TiO2作(zuo)(zuo)為(wei)催化(hua)劑，達到凈化(hua)工業廢(fei)氣目的。
在光(guang)(guang)催(cui)化(hua)氧(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)化(hua)反應中(zhong)，在253.7nm波(bo)段的(de)紫外(wai)線光(guang)(guang)能(neng)(neng)的(de)照射(she)下納米(mi)TiO2催(cui)化(hua)板吸收(shou)光(guang)(guang)能(neng)(neng)并同(tong)時產(chan)生(sheng)(sheng)(sheng)(sheng)電子(zi)躍(yue)進(jin)、空(kong)穴(xue)躍(yue)進(jin)，電子(zi)躍(yue)進(jin)和空(kong)穴(xue)躍(yue)進(jin)強力結合(he)后產(chan)生(sheng)(sheng)(sheng)(sheng)電子(zi)空(kong)穴(xue)對(dui)(dui)，一(yi)般與表面吸附(fu)的(de)H20、O2反應生(sheng)(sheng)(sheng)(sheng)成氧(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)化(hua)性很活波(bo)的(de)氫(qing)氧(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)自(zi)由基（OH-）和超氧(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)離(li)子(zi)自(zi)由基（O2-、O-）。能(neng)(neng)夠把空(kong)氣(qi)(qi)中(zhong)各種有(you)害氣(qi)(qi)體(ti)其他TVOC類有(you)機(ji)物(wu)直接氧(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)化(hua)原成H2O和CO2等小分(fen)(fen)子(zi)物(wu)質，因(yin)為采用的(de)氧(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)化(hua)劑(ji)是空(kong)氣(qi)(qi)當(dang)中(zhong)的(de)H2O和O2，所(suo)以不(bu)會產(chan)生(sheng)(sheng)(sheng)(sheng)任何二次污染。以甲苯為例：利用185nm波(bo)段的(de)紫外(wai)線光(guang)(guang)束分(fen)(fen)解空(kong)氣(qi)(qi)中(zhong)的(de)氧(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)分(fen)(fen)子(zi)產(chan)生(sheng)(sheng)(sheng)(sheng)游離(li)氧(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)，即活性氧(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)，因(yin)游離(li)氧(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)所(suo)攜正負電子(zi)不(bu)平衡(heng)所(suo)以需(xu)與氧(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)分(fen)(fen)子(zi)結合(he)，進(jin)而(er)產(chan)生(sheng)(sheng)(sheng)(sheng)臭(chou)(chou)氧(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)。UV＋O2→O-+O＊(活性氧(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang))O+O2→O3(臭(chou)(chou)氧(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)),眾所(suo)周知臭(chou)(chou)氧(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)對(dui)(dui)有(you)機(ji)物(wu)具有(you)極強的(de)氧(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)化(hua)作(zuo)用，對(dui)(dui)工業廢氣(qi)(qi)及(ji)其它小分(fen)(fen)子(zi)物(wu)有(you)立竿(gan)見影的(de)清除效(xiao)果。經(jing)過光(guang)(guang)氧(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)(yang)催(cui)化(hua)處理后的(de)有(you)機(ji)廢氣(qi)(qi)能(neng)(neng)夠分(fen)(fen)解H2O和CO2等，有(you)機(ji)廢氣(qi)(qi)處理的(de)效(xiao)率(lv)能(neng)(neng)到(dao)達到(dao)80%。
光(guang)(guang)(guang)觸(chu)媒是一(yi)種(zhong)以納米級二(er)(er)氧(yang)化(hua)(hua)(hua)(hua)鈦為代表的(de)(de)具有(you)光(guang)(guang)(guang)催(cui)化(hua)(hua)(hua)(hua)功(gong)(gong)能(neng)的(de)(de)光(guang)(guang)(guang)半導體(ti)材料的(de)(de)總稱，它涂布于基(ji)材表面，在(zai)紫外(wai)光(guang)(guang)(guang)線的(de)(de)作用(yong)(yong)下，產(chan)生強(qiang)(qiang)烈催(cui)化(hua)(hua)(hua)(hua)降(jiang)解(jie)(jie)功(gong)(gong)能(neng)：能(neng)有(you)效地降(jiang)解(jie)(jie)空氣(qi)(qi)(qi)(qi)中有(you)毒(du)(du)有(you)害(hai)氣(qi)(qi)(qi)(qi)體(ti),同時(shi)達到除臭(chou)、抗污(wu)、凈(jing)(jing)化(hua)(hua)(hua)(hua)空氣(qi)(qi)(qi)(qi)等(deng)功(gong)(gong)能(neng)。光(guang)(guang)(guang)觸(chu)媒是目前(qian)國(guo)(guo)際上(shang)安全和(he)潔凈(jing)(jing)的(de)(de)環境(jing)(jing)凈(jing)(jing)化(hua)(hua)(hua)(hua)材料，在(zai)歐美和(he)日本(ben)、韓(han)國(guo)(guo)等(deng)區域廣(guang)泛運(yun)用(yong)(yong)，海上(shang)油污(wu)降(jiang)解(jie)(jie)工程和(he)日本(ben)公(gong)交公(gong)司消毒(du)(du)工程均(jun)使用(yong)(yong)光(guang)(guang)(guang)觸(chu)媒進行(xing)處理(li)。光(guang)(guang)(guang)觸(chu)媒可以有(you)效地降(jiang)解(jie)(jie)甲(jia)(jia)醛、苯、甲(jia)(jia)苯、二(er)(er)甲(jia)(jia)苯、氨、TVOC等(deng)污(wu)染(ran)物，并具有(you)高(gao)效廣(guang)泛的(de)(de)消毒(du)(du)性能(neng)，能(neng)將細菌或真菌釋放(fang)出的(de)(de)毒(du)(du)素分解(jie)(jie)及無害(hai)化(hua)(hua)(hua)(hua)處理(li)。純凈(jing)(jing)的(de)(de)納米二(er)(er)氧(yang)化(hua)(hua)(hua)(hua)鈦粉末，只能(neng)吸(xi)收(shou)400nm以下的(de)(de)紫外(wai)光(guang)(guang)(guang)，在(zai)自(zi)然環境(jing)(jing)下，紫外(wai)光(guang)(guang)(guang)占(zhan)有(you)比例較低，不(bu)足自(zi)然光(guang)(guang)(guang)的(de)(de)10%，因而純凈(jing)(jing)的(de)(de)納米二(er)(er)氧(yang)化(hua)(hua)(hua)(hua)鈦基(ji)本(ben)沒有(you)光(guang)(guang)(guang)觸(chu)媒的(de)(de)功(gong)(gong)效。光(guang)(guang)(guang)觸(chu)媒本(ben)身是一(yi)種(zhong)催(cui)化(hua)(hua)(hua)(hua)劑(ji)，不(bu)直接(jie)參與降(jiang)解(jie)(jie)反應，它通(tong)過吸(xi)收(shou)光(guang)(guang)(guang)能(neng)把水或氧(yang)氣(qi)(qi)(qi)(qi)轉化(hua)(hua)(hua)(hua)成強(qiang)(qiang)氧(yang)化(hua)(hua)(hua)(hua)活性基(ji)團(tuan)，而強(qiang)(qiang)氧(yang)化(hua)(hua)(hua)(hua)活性基(ji)團(tuan)使空氣(qi)(qi)(qi)(qi)污(wu)染(ran)物降(jiang)解(jie)(jie)，所以必須直接(jie)接(jie)觸(chu)到水分子或氧(yang)分子。空氣(qi)(qi)(qi)(qi)凈(jing)(jing)化(hua)(hua)(hua)(hua)對甲(jia)(jia)醛、苯、氨氣(qi)(qi)(qi)(qi)、一(yi)氧(yang)化(hua)(hua)(hua)(hua)碳、氮氧(yang)化(hua)(hua)(hua)(hua)物等(deng)影響人(ren)類身體(ti)健(jian)康的(de)(de)有(you)害(hai)有(you)機物起(qi)到凈(jing)(jing)化(hua)(hua)(hua)(hua)作用(yong)(yong)。
