脈沖噴(pen)吹袋式除(chu)塵(chen)器是具(ju)有先進水平(ping)的高效(xiao)袋式除(chu)塵(chen)設備,是一種處理(li)風量大、清(qing)灰效(xiao)果(guo)好、除(chu)塵(chen)效(xiao)率高、運行(xing)可靠、維護方便、占地面積小的大型除(chu)塵(chen)設備。
脈沖(chong)(chong)噴吹(chui)袋式(shi)除(chu)(chu)塵(chen)(chen)(chen)(chen)器(qi)是當含塵(chen)(chen)(chen)(chen)氣(qi)(qi)體(ti)(ti)(ti)由(you)(you)進(jin)(jin)風口(kou)進(jin)(jin)入(ru)(ru)除(chu)(chu)塵(chen)(chen)(chen)(chen)器(qi),首(shou)先碰到(dao)進(jin)(jin)出(chu)風口(kou)中間(jian)的(de)(de)斜板及擋(dang)板,氣(qi)(qi)流(liu)(liu)便(bian)轉(zhuan)向(xiang)流(liu)(liu)入(ru)(ru)灰(hui)(hui)斗(dou),同(tong)時氣(qi)(qi)流(liu)(liu)速度放慢,由(you)(you)于慣性作(zuo)用,使(shi)(shi)氣(qi)(qi)體(ti)(ti)(ti)中粗顆粒(li)粉塵(chen)(chen)(chen)(chen)直接流(liu)(liu)入(ru)(ru)灰(hui)(hui)斗(dou)。起預收塵(chen)(chen)(chen)(chen)的(de)(de)作(zuo)用,進(jin)(jin)入(ru)(ru)灰(hui)(hui)斗(dou)的(de)(de)氣(qi)(qi)流(liu)(liu)隨(sui)后折(zhe)而(er)向(xiang)上(shang)通(tong)過內(nei)(nei)部裝有金屬骨架的(de)(de)濾袋粉塵(chen)(chen)(chen)(chen)被捕(bu)集在濾袋的(de)(de)外(wai)表(biao)面,凈(jing)化后的(de)(de)氣(qi)(qi)體(ti)(ti)(ti)進(jin)(jin)入(ru)(ru)濾袋室(shi)上(shang)部清(qing)潔室(shi),匯集到(dao)出(chu)風口(kou)排(pai)(pai)(pai)出(chu),含塵(chen)(chen)(chen)(chen)氣(qi)(qi)體(ti)(ti)(ti)通(tong)過濾袋凈(jing)化的(de)(de)過程(cheng)中,隨(sui)著時間(jian)的(de)(de)增(zeng)加而(er)積(ji)附在濾袋上(shang)的(de)(de)粉塵(chen)(chen)(chen)(chen)越來越多,增(zeng)加濾袋阻力,致使(shi)(shi)處理風量逐漸減少,為正(zheng)常工作(zuo),要控制(zhi)阻力在一定范圍(wei)內(nei)(nei)(140-170毫米水柱),必須對濾袋進(jin)(jin)行(xing)清(qing)灰(hui)(hui),清(qing)灰(hui)(hui)時由(you)(you)脈沖(chong)(chong)控制(zhi)儀(yi)順序觸(chu)發各(ge)控制(zhi)閥開啟脈沖(chong)(chong)閥,氣(qi)(qi)包內(nei)(nei)的(de)(de)壓縮(suo)空氣(qi)(qi)由(you)(you)噴吹(chui)管各(ge)孔經(jing)文(wen)氏管噴射到(dao)各(ge)相應的(de)(de)濾袋內(nei)(nei),濾袋瞬間(jian)急(ji)劇膨脹,使(shi)(shi)積(ji)附在濾袋表(biao)面的(de)(de)粉塵(chen)(chen)(chen)(chen)脫落,濾袋得到(dao)再生。清(qing)下粉塵(chen)(chen)(chen)(chen)落入(ru)(ru)灰(hui)(hui)斗(dou),經(jing)排(pai)(pai)(pai)灰(hui)(hui)系統(tong)排(pai)(pai)(pai)出(chu)機體(ti)(ti)(ti)。由(you)(you)此使(shi)(shi)積(ji)附在濾袋上(shang)的(de)(de)粉塵(chen)(chen)(chen)(chen)周期地(di)脈沖(chong)(chong)噴吹(chui)清(qing)灰(hui)(hui),使(shi)(shi)凈(jing)化氣(qi)(qi)體(ti)(ti)(ti)正(zheng)常通(tong)過,保證(zheng)除(chu)(chu)塵(chen)(chen)(chen)(chen)系統(tong)運行(xing)。
1、脈沖噴吹(chui)(chui)袋(dai)式除(chu)塵(chen)器為(wei)箱(xiang)(xiang)體(ti)(ti)結構,主(zhu)要由桁架、灰(hui)斗(dou)、中部(bu)(bu)箱(xiang)(xiang)體(ti)(ti)、上部(bu)(bu)箱(xiang)(xiang)體(ti)(ti)、噴吹(chui)(chui)裝(zhuang)置、梯子(zi)及平(ping)臺、進出口(kou)風管、PLC控制系統八部(bu)(bu)分(fen)組成。
2、脈(mo)沖(chong)清灰(hui)(hui)采用(yong)PLC控(kong)制系(xi)統,時間取值。也可根(gen)據用(yong)戶要實現壓差控(kong)制。由PLC控(kong)制電磁脈(mo)沖(chong)閥,使用(yong)壓縮空氣(qi)清灰(hui)(hui)。控(kong)制方式(shi)為在線控(kong)制。