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瀝青基防水卷材煙氣凈化

瀝青(qing)基防水(shui)(shui)卷材(cai)(cai)煙氣(qi)凈化,防水(shui)(shui)卷材(cai)(cai)煙氣(qi)凈化,瀝青(qing)基防水(shui)(shui)卷材(cai)(cai)批發通(tong)過現場(chang)勘察和設計經驗,現場(chang)煙氣(qi)及粉塵的來源主要有兩個部(bu)分,一是(shi)原料儲存及攪拌罐頂部(bu)排氣(qi)孔的無組織(zhi)排放,二是(shi)防水(shui)(shui)卷材(cai)(cai)的浸涂(tu)、覆膜、撒(sa)砂(sha)、包裝工藝(yi)環節(jie)產生的高(gao)溫瀝青(qing)煙氣(qi)。

產品詳情

一、工況概述
在各(ge)種瀝(li)(li)(li)青基防(fang)水材料的生(sheng)產過程中(zhong),需對瀝(li)(li)(li)青進行加(jia)熱、輸送并(bing)制成滿足(zu)各(ge)種工(gong)藝要求(qiu)的瀝(li)(li)(li)青類混合料供生(sheng)產使用(yong)。在此工(gong)藝過程中(zhong),會產生(sheng)大量的瀝(li)(li)(li)青煙(yan)(yan)氣(qi)。煙(yan)(yan)氣(qi)中(zhong)含有多(duo)種有機(ji)物(wu)(wu),包(bao)括碳環(huan)烴(jing)、環(huan)烴(jing)衍生(sheng)物(wu)(wu)及其(qi)它(ta)化(hua)合物(wu)(wu),有不少(shao)對人身健康(kang)有危害作用(yong),瀝(li)(li)(li)青煙(yan)(yan)含有苯(ben)并(bing)芘、苯(ben)并(bing)蒽、咔唑等多(duo)種多(duo)環(huan)芳烴(jing)類物(wu)(wu)質(zhi),且大多(duo)是(shi)致(zhi)(zhi)癌(ai)和強致(zhi)(zhi)癌(ai)物(wu)(wu)質(zhi),瀝(li)(li)(li)青煙(yan)(yan)氣(qi)主(zhu)要是(shi)以0.1~1.0um的焦油細霧粒的形(xing)態存(cun)在,其(qi)凈化(hua)治理(li)就(jiu)是(shi)盡可能(neng)多(duo)地捕捉這些微小的顆粒,使煙(yan)(yan)氣(qi)的排(pai)放滿足(zu)相(xiang)關標準,又不形(xing)成二次污染和產生(sheng)和安全隱患(huan)產生(sheng)。目前,還沒(mei)有哪種獨立的方法能(neng)夠徹底處(chu)理(li)瀝(li)(li)(li)青煙(yan)(yan)氣(qi),處(chu)理(li)的主(zhu)要方法是(shi)組(zu)合式裝置(zhi)。
瀝青基防水卷材煙氣凈化,防水卷材煙氣凈化,瀝青基防水卷材批發通過現場勘察和設計經驗,現場煙氣及粉塵的來源主要有兩個部分,一是原料儲存及攪拌罐頂部排氣孔的無組織排放,二是防水卷材的浸涂、覆膜、撒砂、包裝工藝環節產生的高溫瀝青煙氣。
二、治理方(fang)案制定(ding)原則
(1)投(tou)資低(di),技術成熟;
(2)治理效果明顯,能(neng)夠達到環保排(pai)放標準要求;
(3)便于(yu)維(wei)護,運行穩定;
(4)使回收產品(pin)能夠得(de)到有效(xiao)利用,使環保項目產生一定的經濟效(xiao)益;
(5)不產生二次(ci)污染。
三、治理方案論述
針對(dui)以上兩部(bu)分的煙氣(qi)由于煙氣(qi)量及煙氣(qi)中(zhong)污染(ran)物的不同而采(cai)用不同的治(zhi)理方案,即采(cai)取兩條(tiao)凈化工藝。

(1)圖1具體(ti)凈化工藝(yi)流程(cheng)是:將防水(shui)(shui)卷材(cai)生產(chan)線浸油(you)涂油(you)區用(yong)(yong)密閉(bi)(bi)塑鋼房封(feng)閉(bi)(bi)起(qi)來,在生產(chan)過(guo)程(cheng)中(zhong)(zhong)(zhong)所產(chan)生的(de)瀝青(qing)煙(yan)(yan)(yan)氣(qi)(qi)往上通(tong)(tong)過(guo)集(ji)(ji)氣(qi)(qi)罩(zhao)收集(ji)(ji)起(qi)來進(jin)(jin)入(ru)(ru)管路。在引風機的(de)負(fu)壓(ya)作用(yong)(yong)下(xia)瀝青(qing)煙(yan)(yan)(yan)氣(qi)(qi)經(jing)過(guo)第 一級噴(pen)淋(lin)(lin)(lin)塔,經(jing)過(guo)連續噴(pen)淋(lin)(lin)(lin)使(shi)煙(yan)(yan)(yan)氣(qi)(qi)中(zhong)(zhong)(zhong)的(de)油(you)粒子等被沖洗下(xia)來、混(hun)溶于水(shui)(shui)中(zhong)(zhong)(zhong)后流入(ru)(ru)冷卻循(xun)環水(shui)(shui)池出來的(de)煙(yan)(yan)(yan)氣(qi)(qi)經(jing)油(you)氣(qi)(qi)分(fen)離裝(zhuang)置去除(chu)(chu)(chu)部(bu)分(fen)油(you)質及(ji)水(shui)(shui)分(fen)后進(jin)(jin)入(ru)(ru)噴(pen)淋(lin)(lin)(lin)除(chu)(chu)(chu)霧(wu)(wu)塔進(jin)(jin)行二(er)次噴(pen)淋(lin)(lin)(lin),同(tong)時(shi)設備頂部(bu)除(chu)(chu)(chu)霧(wu)(wu)器除(chu)(chu)(chu)掉(diao)煙(yan)(yan)(yan)氣(qi)(qi)中(zhong)(zhong)(zhong)部(bu)分(fen)水(shui)(shui)氣(qi)(qi)及(ji)油(you)質,而后進(jin)(jin)入(ru)(ru)除(chu)(chu)(chu)霧(wu)(wu)吸附塔,對(dui)煙(yan)(yan)(yan)氣(qi)(qi)進(jin)(jin)行精細除(chu)(chu)(chu)霧(wu)(wu)及(ji)用(yong)(yong)活性(xing)炭(tan)對(dui)煙(yan)(yan)(yan)氣(qi)(qi)異味進(jin)(jin)行吸附處理,最后再進(jin)(jin)入(ru)(ru)光氧催化裝(zhuang)置,除(chu)(chu)(chu)掉(diao)煙(yan)(yan)(yan)氣(qi)(qi)中(zhong)(zhong)(zhong)的(de)剩余瀝青(qing)異味,凈化后煙(yan)(yan)(yan)氣(qi)(qi)通(tong)(tong)過(guo)煙(yan)(yan)(yan)囪下(xia)部(bu)的(de)植物液噴(pen)淋(lin)(lin)(lin)層后排(pai)入(ru)(ru)大(da)氣(qi)(qi),達到達標排(pai)放要求(qiu)。

(2)瀝(li)青(qing)(qing)攪拌罐(guan)(guan)具體(ti)凈(jing)化工藝流程是:攪拌罐(guan)(guan)瀝(li)青(qing)(qing)煙(yan)(yan)氣(qi)在(zai)攪拌過(guo)(guo)程中(zhong)(zhong)(zhong)(zhong)(zhong)加入(ru)的(de)(de)有滑石(shi)粉(fen)(fen)(fen)、橡膠粉(fen)(fen)(fen)等(deng)(deng)含塵(chen)(chen)分(fen)子的(de)(de)物(wu)質(zhi)(zhi),在(zai)引風機(ji)的(de)(de)負壓(ya)作(zuo)用(yong)下帶有粉(fen)(fen)(fen)塵(chen)(chen)物(wu)質(zhi)(zhi)的(de)(de)瀝(li)青(qing)(qing)煙(yan)(yan)氣(qi)經過(guo)(guo)第 一(yi)級噴淋(lin)(lin)塔(ta)(ta),經過(guo)(guo)連續(xu)噴淋(lin)(lin)使煙(yan)(yan)氣(qi)中(zhong)(zhong)(zhong)(zhong)(zhong)的(de)(de)油粒子和小(xiao)粉(fen)(fen)(fen)塵(chen)(chen)等(deng)(deng)被沖洗下來、混(hun)溶于水中(zhong)(zhong)(zhong)(zhong)(zhong)后(hou)(hou)流入(ru)冷(leng)卻(que)循環水池,出來的(de)(de)煙(yan)(yan)氣(qi)經噴淋(lin)(lin)除(chu)霧(wu)(wu)塔(ta)(ta)進(jin)行(xing)(xing)二次噴淋(lin)(lin),同(tong)時(shi)設備頂部除(chu)霧(wu)(wu)器除(chu)掉煙(yan)(yan)氣(qi)中(zhong)(zhong)(zhong)(zhong)(zhong)部分(fen)水氣(qi)及(ji)油質(zhi)(zhi),而后(hou)(hou)進(jin)入(ru)瀝(li)青(qing)(qing)煙(yan)(yan)電捕器捕集掉剩余的(de)(de)大部分(fen)油污及(ji)粉(fen)(fen)(fen)塵(chen)(chen)顆(ke)粒,處(chu)(chu)理后(hou)(hou)的(de)(de)氣(qi)體(ti)進(jin)入(ru)除(chu)霧(wu)(wu)吸附(fu)塔(ta)(ta),對(dui)(dui)煙(yan)(yan)氣(qi)進(jin)行(xing)(xing)精細(xi)除(chu)霧(wu)(wu)及(ji)對(dui)(dui)用(yong)活性炭(tan)對(dui)(dui)煙(yan)(yan)氣(qi)異味(wei)進(jin)行(xing)(xing)吸附(fu)處(chu)(chu)理,最后(hou)(hou)再進(jin)入(ru)光氧催化裝(zhuang)置,除(chu)掉煙(yan)(yan)氣(qi)中(zhong)(zhong)(zhong)(zhong)(zhong)剩余的(de)(de)瀝(li)青(qing)(qing)異味(wei),凈(jing)化后(hou)(hou)煙(yan)(yan)氣(qi)通過(guo)(guo)煙(yan)(yan)囪下部的(de)(de)植(zhi)物(wu)液噴淋(lin)(lin)層后(hou)(hou)排(pai)(pai)入(ru)大氣(qi),達(da)(da)到達(da)(da)標排(pai)(pai)放要(yao)求(qiu)。其中(zhong)(zhong)(zhong)(zhong)(zhong)車間煙(yan)(yan)氣(qi)與瀝(li)青(qing)(qing)攪拌罐(guan)(guan)煙(yan)(yan)氣(qi)共(gong)用(yong)一(yi)個煙(yan)(yan)囪排(pai)(pai)放。

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