組合式濾筒除塵器滿足(zu)大(da)風量煙(yan)氣凈(jing)化的(de)脈沖除塵(chen)器(qi),不(bu)但具有噴吹(chui)脈沖除塵(chen)器(qi)的(de)清灰、、排放濃度低等特點(dian),還具有穩定、能耗低、占地面(mian)積小的(de)特點(dian),特別適合處理大(da)風量的(de)煙(yan)氣。其多方面(mian)的(de)優點(dian)逐漸為眾多用戶(hu)所認識,受(shou)到(dao)廣(guang)泛的(de)歡(huan)迎,已經為煉(lian)鋼電爐、磨料冶煉(lian)、電石爐、高(gao)爐煤氣凈(jing)化、煤粉制(zhi)備和氣力(li)輸送(song)、瀝青混凝土生產、碳(tan)黑、建材、耐火、化工(gong)、鋁電解、鋁鋅冶煉(lian)等所采用。
組(zu)合式濾(lv)(lv)(lv)筒(tong)(tong)除(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)器(qi)(qi)(qi)(qi)主要(yao)由(you)上箱(xiang)(xiang)體、中箱(xiang)(xiang)體、灰(hui)(hui)(hui)斗、卸(xie)灰(hui)(hui)(hui)系統、噴(pen)吹系統和控(kong)制(zhi)系統等(deng)幾部(bu)分(fen)組(zu)成(cheng)(cheng),可采用多(duo)種(zhong)進(jin)(jin)(jin)氣分(fen)室(shi)(shi)結(jie)構(gou)。含塵(chen)(chen)(chen)(chen)(chen)(chen)煙(yan)氣由(you)進(jin)(jin)(jin)風(feng)口經(jing)中箱(xiang)(xiang)體下(xia)部(bu)進(jin)(jin)(jin)入(ru)灰(hui)(hui)(hui)斗;部(bu)分(fen)較大(da)(da)的(de)塵(chen)(chen)(chen)(chen)(chen)(chen)粒由(you)于慣性碰撞、自(zi)然沉降等(deng)作用直接(jie)落入(ru)灰(hui)(hui)(hui)斗,其它(ta)塵(chen)(chen)(chen)(chen)(chen)(chen)粒隨(sui)氣流上升(sheng)進(jin)(jin)(jin)入(ru)各個袋室(shi)(shi)。經(jing)濾(lv)(lv)(lv)筒(tong)(tong)過(guo)(guo)(guo)濾(lv)(lv)(lv)后(hou)(hou),塵(chen)(chen)(chen)(chen)(chen)(chen)粒被阻留在濾(lv)(lv)(lv)筒(tong)(tong)外側,凈(jing)化后(hou)(hou)的(de)氣體由(you)濾(lv)(lv)(lv)筒(tong)(tong)除(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)器(qi)(qi)(qi)(qi)濾(lv)(lv)(lv)筒(tong)(tong)內部(bu)進(jin)(jin)(jin)入(ru)箱(xiang)(xiang)體,再通過(guo)(guo)(guo)提(ti)(ti)升(sheng)閥(fa)、出(chu)風(feng)口排入(ru)大(da)(da)氣。灰(hui)(hui)(hui)斗中的(de)粉(fen)(fen)塵(chen)(chen)(chen)(chen)(chen)(chen)定時或連續由(you)螺(luo)旋輸送機及(ji)剛性葉輪卸(xie)料器(qi)(qi)(qi)(qi)卸(xie)出(chu)。隨(sui)著(zhu)過(guo)(guo)(guo)濾(lv)(lv)(lv)過(guo)(guo)(guo)程的(de)不斷(duan)進(jin)(jin)(jin)行,筒(tong)(tong)外側所附(fu)積的(de)粉(fen)(fen)塵(chen)(chen)(chen)(chen)(chen)(chen)不斷(duan)增加,從而導致濾(lv)(lv)(lv)筒(tong)(tong)除(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)器(qi)(qi)(qi)(qi)本身(shen)的(de)阻力也逐漸升(sheng)高(gao)。當(dang)阻力達到預先設定值時,清(qing)灰(hui)(hui)(hui)控(kong)制(zhi)器(qi)(qi)(qi)(qi)發出(chu)信號, 先令一(yi)(yi)個過(guo)(guo)(guo)濾(lv)(lv)(lv)室(shi)(shi)的(de)提(ti)(ti)升(sheng)閥(fa)關閉以切斷(duan)該室(shi)(shi)的(de)過(guo)(guo)(guo)濾(lv)(lv)(lv)氣流,然后(hou)(hou)打(da)開電磁脈(mo)沖閥(fa),壓(ya)縮(suo)空(kong)氣由(you)氣源順(shun)序經(jing)氣包、脈(mo)沖閥(fa)、噴(pen)吹管上的(de)噴(pen)嘴以的(de)時間向(xiang)濾(lv)(lv)(lv)筒(tong)(tong)噴(pen)射。壓(ya)縮(suo)空(kong)氣在箱(xiang)(xiang)內高(gao)速膨脹,使(shi)濾(lv)(lv)(lv)筒(tong)(tong)產生(sheng)高(gao)頻振動變(bian)形,再加上逆(ni)氣流的(de)作用,使(shi)濾(lv)(lv)(lv)袋外側所附(fu)塵(chen)(chen)(chen)(chen)(chen)(chen)餅(bing)變(bian)形脫落。在充分(fen)考慮了(le)粉(fen)(fen)塵(chen)(chen)(chen)(chen)(chen)(chen)的(de)沉降時間(所脫落的(de)粉(fen)(fen)塵(chen)(chen)(chen)(chen)(chen)(chen)能(neng)夠落入(ru)灰(hui)(hui)(hui)斗)后(hou)(hou),提(ti)(ti)升(sheng)閥(fa)打(da)開,此(ci)袋室(shi)(shi)濾(lv)(lv)(lv)筒(tong)(tong)恢復到過(guo)(guo)(guo)濾(lv)(lv)(lv)狀態(tai),而下(xia)一(yi)(yi)袋室(shi)(shi)則進(jin)(jin)(jin)入(ru)清(qing)灰(hui)(hui)(hui)狀態(tai),如此(ci)直到 后(hou)(hou)一(yi)(yi)袋室(shi)(shi)清(qing)灰(hui)(hui)(hui)完畢. 為一(yi)(yi)個周期。組(zu)合式濾(lv)(lv)(lv)筒(tong)(tong)除(chu)塵(chen)(chen)(chen)(chen)(chen)(chen)器(qi)(qi)(qi)(qi)是由(you)多(duo)個獨立的(de)室(shi)(shi)組(zu)成(cheng)(cheng)的(de),清(qing)灰(hui)(hui)(hui)時各室(shi)(shi)按順(shun)序分(fen)別進(jin)(jin)(jin)行,互不干擾(rao),實(shi)現長(chang)期連續運行。上述(shu)清(qing)灰(hui)(hui)(hui)過(guo)(guo)(guo)程均由(you)清(qing)灰(hui)(hui)(hui)控(kong)制(zhi)器(qi)(qi)(qi)(qi)進(jin)(jin)(jin)行定時或定壓(ya)自(zi)動控(kong)制(zhi)。