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四川凈化車間空氣過濾器的分類

發布日期:2022-04-14 16:56

在凈化車間中空(kong)(kong)氣(qi)過(guo)濾(lv)器(qi)是實現空(kong)(kong)氣(qi)潔(jie)凈的(de)主要設備。在凈化車間空(kong)(kong)氣(qi)潔(jie)凈系統中,一(yi)般對空(kong)(kong)氣(qi)的(de)處理采用三個級別的(de)過(guo)濾(lv)方式,即初效(xiao)空(kong)(kong)氣(qi)過(guo)濾(lv)器(qi)、中效(xiao)空(kong)(kong)氣(qi)過(guo)濾(lv)器(qi)和(he)空(kong)(kong)氣(qi)過(guo)濾(lv)器(qi)。

一、凈(jing)化(hua)車間初效(xiao)空(kong)氣(qi)過(guo)濾(lv)(lv)(lv)器(qi)(qi)(qi)(qi)主要(yao)是處(chu)理空(kong)氣(qi)中(zhong)的(de)(de)(de)10μm以(yi)上沉降性顆粒和(he)異(yi)物,對于(yu)0.3μm塵(chen)(chen)粒效(xiao)率小于(yu)20%,相當于(yu)質量(liang)效(xiao)率40%-90%,其(qi)阻力(li)不(bu)大于(yu)30Pa,因此多(duo)用于(yu)過(guo)濾(lv)(lv)(lv)10-100μm的(de)(de)(de)塵(chen)(chen)粒,其(qi)濾(lv)(lv)(lv)料(liao)一般使用粗(cu)孔(kong)(kong)、中(zhong)孔(kong)(kong)泡沫塑料(liao)和(he)無紡(fang)布等;通過(guo)的(de)(de)(de)風速一般為0.5-3m/s,常將濾(lv)(lv)(lv)料(liao)做(zuo)成塊狀、袋式等,其(qi)清掃和(he)更新(xin)周期(qi)由(you)其(qi)具體(ti)的(de)(de)(de)氣(qi)象(xiang)條(tiao)件和(he)空(kong)氣(qi)中(zhong)的(de)(de)(de)含塵(chen)(chen)濃度確定。初效(xiao)過(guo)濾(lv)(lv)(lv)器(qi)(qi)(qi)(qi)種類(lei)較多(duo),根(gen)據使用濾(lv)(lv)(lv)料(liao)可(ke)分為聚(ju)氨酯塑料(liao)過(guo)濾(lv)(lv)(lv)器(qi)(qi)(qi)(qi)、金(jin)屬網格浸油過(guo)濾(lv)(lv)(lv)器(qi)(qi)(qi)(qi)、自動(dong)浸油過(guo)濾(lv)(lv)(lv)器(qi)(qi)(qi)(qi)等,在安裝時應考(kao)慮便于(yu)拆卸和(he)更換濾(lv)(lv)(lv)料(liao),并使過(guo)濾(lv)(lv)(lv)器(qi)(qi)(qi)(qi)與框架、空(kong)調器(qi)(qi)(qi)(qi)之間保持嚴密。

二、凈化車間中(zhong)效(xiao)空(kong)氣(qi)(qi)過(guo)濾(lv)器(qi)的(de)有(you)效(xiao)捕集塵粒(li)的(de)粒(li)徑(jing)大于(yu)1μm時,對(dui)于(yu)粒(li)徑(jing)為(wei)0.3μm塵粒(li)計數效(xiao)率(lv)為(wei)20%-90%,其空(kong)氣(qi)(qi)阻力(li)小于(yu)等于(yu)100Pa,中(zhong)效(xiao)空(kong)氣(qi)(qi)過(guo)濾(lv)器(qi)主要(yao)用于(yu)過(guo)濾(lv)1-10μm的(de)塵粒(li),濾(lv)料一(yi)般采用細(xi)孔泡沫塑料、玻璃纖維和無紡布(bu)等,通過(guo)過(guo)濾(lv)器(qi)的(de)風速一(yi)般為(wei)0.05-0.3m/s,為(wei)保證通過(guo)過(guo)濾(lv)器(qi)的(de)風量,常將濾(lv)料做成袋式等形狀(zhuang),以增加過(guo)濾(lv)面積;中(zhong)效(xiao)過(guo)濾(lv)器(qi)的(de)安裝(zhuang)與初效(xiao)過(guo)濾(lv)器(qi)的(de)安裝(zhuang)相同,一(yi)般安裝(zhuang)在空(kong)氣(qi)(qi)器(qi)內或特制的(de)過(guo)濾(lv)器(qi)箱內,安裝(zhuang)時要(yao)嚴密,并(bing)便于(yu)拆卸和更(geng)換。

三、凈(jing)化(hua)車(che)間(jian)空(kong)(kong)(kong)氣(qi)(qi)過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)器(qi)(qi)(qi)(qi)(qi)是(shi)空(kong)(kong)(kong)氣(qi)(qi)潔凈(jing)系(xi)統的(de)重要部(bu)件,空(kong)(kong)(kong)氣(qi)(qi)過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)器(qi)(qi)(qi)(qi)(qi)主(zhu)要用(yong)于過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)微(wei)小的(de)灰(hui)塵顆(ke)粒,塵粒的(de)粒徑(jing)一(yi)般(ban)大于0.3μm,其(qi)濾(lv)(lv)(lv)(lv)料一(yi)般(ban)采(cai)用(yong)玻璃纖維和(he)合成纖維,過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)風速一(yi)般(ban)0.01-0.03m/s;為保(bao)證過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)風量(liang)(liang),采(cai)用(yong)增大過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)面積的(de)方法(fa),此類(lei)空(kong)(kong)(kong)氣(qi)(qi)過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)器(qi)(qi)(qi)(qi)(qi)在(zai)(zai)(zai)制作中一(yi)般(ban)是(shi)將濾(lv)(lv)(lv)(lv)料多(duo)次折(zhe)疊并在(zai)(zai)(zai)兩層(ceng)折(zhe)疊濾(lv)(lv)(lv)(lv)紙之間(jian)用(yong)波紋板進行(xing)(xing)分離。安(an)裝(zhuang)(zhuang)前(qian)須檢查(cha)過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)器(qi)(qi)(qi)(qi)(qi)質(zhi)量(liang)(liang),確認無損(sun)壞(huai)方可(ke)安(an)裝(zhuang)(zhuang);安(an)裝(zhuang)(zhuang)時(shi)若發現安(an)裝(zhuang)(zhuang)用(yong)的(de)過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)器(qi)(qi)(qi)(qi)(qi)框(kuang)架(jia)尺寸不(bu)對或不(bu)平(ping)整(zheng),只能(neng)修改框(kuang)架(jia),使其(qi)符合要求(qiu)以(yi)確保(bao)連接(jie)嚴(yan)密(mi),不(bu)得修改過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)器(qi)(qi)(qi)(qi)(qi),更不(bu)能(neng)因(yin)為框(kuang)架(jia)不(bu)平(ping)整(zheng)而(er)強行(xing)(xing)連接(jie);過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)器(qi)(qi)(qi)(qi)(qi)開箱檢查(cha)和(he)安(an)裝(zhuang)(zhuang)時(shi),須在(zai)(zai)(zai)空(kong)(kong)(kong)氣(qi)(qi)潔凈(jing)系(xi)統安(an)裝(zhuang)(zhuang)完畢、調(diao)試(shi)合格并經運轉12h以(yi)上,吹(chui)凈(jing)系(xi)統內的(de)浮(fu)塵,空(kong)(kong)(kong)調(diao)器(qi)(qi)(qi)(qi)(qi)、過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)器(qi)(qi)(qi)(qi)(qi)箱、風管(guan)內及潔凈(jing)房間(jian)經過(guo)(guo)(guo)(guo)(guo)(guo)(guo)清(qing)掃、空(kong)(kong)(kong)調(diao)系(xi)統各單體設備試(shi)運轉后及風管(guan)內吹(chui)出的(de)灰(hui)塵量(liang)(liang)穩定后才能(neng)進行(xing)(xing),以(yi)避免(mian)過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)器(qi)(qi)(qi)(qi)(qi)受到污染(ran);過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)器(qi)(qi)(qi)(qi)(qi)框(kuang)架(jia)之間(jian)必須作密(mi)封(feng)(feng)處理, 采(cai)用(yong)閉孔海綿橡(xiang)膠板,也可(ke)不(bu)用(yong)密(mi)封(feng)(feng)墊,而(er)改用(yong)硅膠涂(tu)(tu)抹密(mi)封(feng)(feng),密(mi)封(feng)(feng)墊必須采(cai)用(yong)梯形(xing)拼裝(zhuang)(zhuang)方法(fa),若用(yong)硅橡(xiang)膠密(mi)封(feng)(feng)時(shi),涂(tu)(tu)抹前(qian)一(yi)定要先去除過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)器(qi)(qi)(qi)(qi)(qi)和(he)框(kuang)架(jia)上的(de)粉(fen)塵,再飽滿均(jun)勻(yun)的(de)涂(tu)(tu)抹硅橡(xiang)膠。對潔凈(jing)度(du)有(you)嚴(yan)格要求(qiu)的(de)空(kong)(kong)(kong)調(diao)系(xi)統,應在(zai)(zai)(zai)送風口前(qian)用(yong)過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)器(qi)(qi)(qi)(qi)(qi)消除空(kong)(kong)(kong)氣(qi)(qi)中微(wei)塵,常在(zai)(zai)(zai)過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)器(qi)(qi)(qi)(qi)(qi)前(qian)用(yong)初效、中效過(guo)(guo)(guo)(guo)(guo)(guo)(guo)濾(lv)(lv)(lv)(lv)器(qi)(qi)(qi)(qi)(qi)串聯使用(yong)以(yi)延(yan)長其(qi)使用(yong)壽命。


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