在(zai)回(hui)轉(zhuan)窯(yao)進(jin)行(xing)物(wu)料(liao)的(de)煆(duan)燒(shao)過(guo)程(cheng)中(zhong),我(wo)們(men)發(fa)現(xian)其(qi)內(nei)部(bu)空(kong)預(yu)器(qi)在(zai)運(yun)轉(zhuan)過(guo)程(cheng)中(zhong)存(cun)在(zai)著(zhe)一(yi)定(ding)的(de)隱(yin)患(huan),因(yin)此(ci)針(zhen)對(dui)其(qi)實(shi)際(ji)的(de)工(gong)作(zuo)對(dui)其(qi)進(jin)行(xing)了(le)一(yi)定(ding)的(de)改(gai)造(zao)。
經jing過guo改gai造zao後hou的de的de回hui轉zhuan窯yao空kong氣qi預yu熱re器qi,其qi中zhong心xin筒tong的de受shou力li發fa生sheng了le本ben質zhi的de變bian化hua,由you較jiao初chu的de整zheng軸zhou傳chuan動dong的de下xia部bu受shou力li變bian化hua為wei更geng換huan短duan軸zhou後hou的de上shang部bu受shou力li。在zai回hui轉zhuan窯yao運yun行xing中zhong,中zhong心xin筒tong在zai空kong預yu器qi的de回hui轉zhuan作zuo用yong下xia會hui發fa生sheng大da範fan圍wei的de扭niu矩ju現xian象xiang,也ye因yin此ci空kong預yu器qi的de中zhong心xin筒tong就jiu成cheng為wei了le傳chuan動dong過guo程cheng的de核he心xin部bu件jian。而er較jiao初chu的de空kong預yu器qi的de中zhong心xin筒tong就jiu是shi由you24塊鐵板所拚湊而成,其強度、剛gang度du都dou是shi比bi較jiao小xiao的de,空kong預yu器qi更geng換huan短duan軸zhou的de時shi候hou雖sui然ran對dui其qi進jin了le加jia固gu處chu理li,但dan是shi因yin為wei空kong預yu器qi在zai應ying用yong時shi被bei實shi際ji條tiao件jian所suo限xian製zhi,因yin此ci機ji組zu在zai使shi用yong了le一yi年nian之zhi後hou就jiu出chu現xian了le中zhong心xin筒tong與yu隔ge板ban出chu現xian裂lie紋wen的de現xian象xiang。
經(jing)改(gai)造(zao)後(hou)的(de)回(hui)轉(zhuan)窯(yao)空(kong)預(yu)器(qi)的(de)密(mi)封(feng)結(jie)構(gou),其(qi)轉(zhuan)子(zi)采(cai)用(yong)扇(shan)形(xing)倉(cang)結(jie)構(gou),密(mi)封(feng)係(xi)統(tong)則(ze)為(wei)徑(jing)向(xiang)和(he)軸(zhou)承(cheng)密(mi)封(feng),這(zhe)可(ke)以(yi)在(zai)根(gen)本(ben)上(shang)降(jiang)低(di)漏(lou)風(feng)的(de)出(chu)現(xian),並(bing)且(qie)維(wei)持(chi)預(yu)熱(re)器(qi)的(de)較(jiao)佳(jia)運(yun)轉(zhuan)。將(jiang)空(kong)預(yu)器(qi)的(de)電(dian)機(ji)功(gong)率(lv)進(jin)行(xing)改(gai)進(jin),由(you)以(yi)往(wang)的(de)7.5千瓦改為11千瓦,中心筒鋼板厚度等都進行加固或是加強操作,以滿足回轉窯內各個鍋爐機組安全以及經濟的運轉。
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