粉(fen)煤灰是燃煤電廠排放的(de)工業(ye)廢物。近年(nian)來作為重要的(de)混合材料在水泥(ni)生產(chan)(chan)中(zhong)得(de)到廣泛應用(yong)。隨著水泥(ni)生產(chan)(chan)中(zhong)粉(fen)煤灰用(yong)量的(de)增(zeng)加(jia),運輸和計(ji)量系統中(zhong)的(de)重力流、溢灰、堵(du)塞等(deng)問(wen)題日(ri)益突(tu)出。粉(fen)煤灰比例不平衡會導(dao)致(zhi)水泥(ni)質量波(bo)動,甚至引發停車事故。我(wo)們在生產(chan)(chan)實(shi)踐(jian)中(zhong)不斷總結經(jing)驗,通(tong)過技術改(gai)(gai)進,這些(xie)問(wen)題得(de)到了有(you)效解決(jue),從而改(gai)(gai)善(shan)了生產(chan)(chan)環境(jing),穩定了生產(chan)(chan)秩序。
粉體氣力輸送系(xi)統利用(yong)氣流的能量,在封閉的管道(dao)(dao)內(nei)沿粉(fen)料輸(shu)送(song)方向輸(shu)送(song)顆粒(li)狀物料。它(ta)是(shi)流態(tai)化技術的具體(ti)應用(yong)。整(zheng)個(ge)操作在封閉的管道(dao)(dao)中進(jin)行。整(zheng)個(ge)過程無粉(fen)塵污染(ran),無揚塵。是(shi)輸(shu)送(song)粉(fen)煤灰的理(li)想設(she)備。
粉(fen)(fen)煤(mei)灰(hui)氣(qi)力(li)(li)輸(shu)送(song)(song)(song)(song)系(xi)統采用(yong)正壓氣(qi)力(li)(li)輸(shu)送(song)(song)(song)(song)來輸(shu)送(song)(song)(song)(song)粉(fen)(fen)狀(zhuang)物料。適用(yong)于電(dian)廠(chang)粉(fen)(fen)煤(mei)灰(hui)氣(qi)力(li)(li)輸(shu)送(song)(song)(song)(song)和電(dian)廠(chang)氣(qi)力(li)(li)除(chu)灰(hui)。輸(shu)送(song)(song)(song)(song)管道(dao)可根據具體地形(xing)布(bu)置,實現集(ji)中、分(fen)散(san)、大高度。輸(shu)送(song)(song)(song)(song),輸(shu)送(song)(song)(song)(song)過程(cheng)不受(shou)氣(qi)候條件(jian)影響,可保證物料不受(shou)潮,有利(li)于生產和環境保護。經(jing)過長(chang)期運行,實踐證明其(qi)性(xing)能穩定、質量可靠、無粉(fen)(fen)塵污染。是電(dian)廠(chang)理想(xiang)的除(chu)灰(hui)設(she)備(bei)。
粉(fen)煤灰氣力輸(shu)(shu)送設備(bei)(bei)防(fang)(fang)塵效果*;易于實(shi)現機械化、自動化,可(ke)減輕(qing)勞(lao)動強度,節省人(ren)力;輸(shu)(shu)送過程中可(ke)同時進(jin)行混合、破碎、分選(xuan)、干燥、冷卻等多個(ge)工序;氣力輸(shu)(shu)送設備(bei)(bei)具有防(fang)(fang)止物料(liao)受潮、污染(ran)或混雜雜物的(de)優點。