回轉窯(yao)(yao)(yao)(yao)窯(yao)(yao)(yao)(yao)尾一般(ban)指預(yu)(yu)熱器及(ji)分(fen)解爐,窯(yao)(yao)(yao)(yao)尾主(zhu)是(shi)(shi)作(zuo)用是(shi)(shi)對(dui)原(yuan)料(liao)粉進行預(yu)(yu)熱及(ji)預(yu)(yu)分(fen)解,一般(ban)入窯(yao)(yao)(yao)(yao)的分(fen)解率在92%以上。CaCO3分(fen)解過程是(shi)(shi)一個(ge)吸熱過程,而在窯(yao)(yao)(yao)(yao)中(zhong)煅燒本身會(hui)放出一定的熱量。再加(jia)上設備散熱及(ji)段燒系(xi)統特點要求。一般(ban)要窯(yao)(yao)(yao)(yao)頭(tou)加(jia)煤(mei)與窯(yao)(yao)(yao)(yao)尾加(jia)煤(mei)比例為(wei)4:6。一般(ban)指的窯(yao)(yao)(yao)(yao)頭(tou)是(shi)(shi)孰(shu)料(liao)冷(leng)卻(篦冷(leng)機)、窯(yao)(yao)(yao)(yao)頭(tou)廢氣(qi)處(chu)理(li)等。冷(leng)卻風(feng)的**高溫段被作(zuo)為(wei)二次風(feng)回收利(li)用,以支持窯(yao)(yao)(yao)(yao)頭(tou)燃燒。次高溫段被作(zuo)為(wei)三風(feng)風(feng)回收利(li)用,經三次風(feng)管到窯(yao)(yao)(yao)(yao)尾,以支持窯(yao)(yao)(yao)(yao)頭(tou)燃燒。