工業廢氣中VOCs汙染,是難處理的汙染。由於VOCs氣qi體ti屬shu於yu氣qi態tai,很hen難nan用yong物wu理li過guo濾lv方fang式shi去qu除chu掉diao。同tong時shi這zhe些xie所suo謂wei的de氣qi體ti,經jing過guo降jiang溫wen,冷leng凝ning等deng方fang式shi可ke以yi轉zhuan變bian為wei液ye體ti,而er這zhe些xie液ye體ti大da部bu分fen都dou是shi工gong業ye生sheng產chan中zhong的de原yuan料liao,或huo稱cheng為wei資zi源yuan。因yin此ci如ru果guo能neng把ba這zhe些xie散san發fa在zai大da氣qi中zhong的de汙wu染ran物wu,分fen離li出chu來lai,回hui收shou再zai利li用yong,那na麼me將jiang是shi一yi箭jian雙shuang雕diao,一yi舉ju兩liang得de的de良liang舉ju。既ji消xiao滅mie了le汙wu染ran,又you節jie約yue了le資zi源yuan。因yin此ci膜mo分fen離li技ji術shu,成cheng為wei消xiao除chuVOC汙染中的優良辦法,得到了大麵積推廣。
所謂的膜分離技術,就是利用高分子膜材料對VOCqifenzihekongqifenzidebutongxuanzetouguoxing,shixianleduiliangzhedewulifenli。youjiqitiyukongqihunhewuzaimoliangceyachatuidongxia,zunxunrongjiekuosanjili,shidehunheqizhongyoujiqitiyouxiantouguomobingdeyifujihuishou,erkongqizebeixuanzexingdejieliu,congerzaimodejieliucededaotuochuyoujiqitidejiejingkongqi,erzaimodetouguocededaofujideyoujiqiti,dadaoyoujiqitiyukongqifenlidemude。
德de州zhou天tian籟lai環huan境jing科ke技ji有you限xian公gong司si,通tong過guo與yu以yi清qing華hua大da學xue透tou醇chun膜mo專zhuan利li技ji術shu為wei母mu體ti,聯lian合he國guo內nei同tong行xing業ye單dan位wei,共gong同tong研yan發fa的de多duo種zhong有you機ji氣qi體ti與yu空kong氣qi分fen離li膜mo組zu件jian、膜分離整套設備。經過大量實驗表明,該類膜分離方式廢氣回收設備對烷烴、烯烴、醇類、醚類、苯環類等物質與空氣的分離都取得了良好的效果,達到了水平。