真(zhen)(zhen)(zhen)空(kong)(kong)(kong)燒(shao)(shao)(shao)結(jie)(jie)(jie)爐運行(xing)中(zhong)(zhong)的(de)(de)常(chang)見故(gu)障(zhang)(zhang)有哪些　　真(zhen)(zhen)(zhen)空(kong)(kong)(kong)燒(shao)(shao)(shao)結(jie)(jie)(jie)爐是(shi)一種高(gao)溫、高(gao)壓(ya)、真(zhen)(zhen)(zhen)空(kong)(kong)(kong)環境下運行(xing)的(de)(de)設備，因(yin)此(ci)在運行(xing)中(zhong)(zhong)可(ke)(ke)能(neng)(neng)(neng)(neng)會(hui)遇到一些故(gu)障(zhang)(zhang)，常(chang)見故(gu)障(zhang)(zhang)有：　　1.真(zhen)(zhen)(zhen)空(kong)(kong)(kong)度不(bu)(bu)(bu)足(zu)：如果真(zhen)(zhen)(zhen)空(kong)(kong)(kong)度不(bu)(bu)(bu)足(zu)，會(hui)影(ying)響(xiang)燒(shao)(shao)(shao)結(jie)(jie)(jie)效果，甚至導致燒(shao)(shao)(shao)結(jie)(jie)(jie)失(shi)敗。可(ke)(ke)能(neng)(neng)(neng)(neng)的(de)(de)原(yuan)(yuan)因(yin)包(bao)(bao)括真(zhen)(zhen)(zhen)空(kong)(kong)(kong)泵故(gu)障(zhang)(zhang)、密封(feng)不(bu)(bu)(bu)嚴等。　　2.燒(shao)(shao)(shao)結(jie)(jie)(jie)溫度不(bu)(bu)(bu)穩定(ding)(ding)：燒(shao)(shao)(shao)結(jie)(jie)(jie)溫度不(bu)(bu)(bu)穩定(ding)(ding)可(ke)(ke)能(neng)(neng)(neng)(neng)導致材料(liao)質量(liang)不(bu)(bu)(bu)穩定(ding)(ding)，影(ying)響(xiang)產品(pin)(pin)性能(neng)(neng)(neng)(neng)。可(ke)(ke)能(neng)(neng)(neng)(neng)的(de)(de)原(yuan)(yuan)因(yin)包(bao)(bao)括控(kong)(kong)制系(xi)統(tong)故(gu)障(zhang)(zhang)、加(jia)(jia)(jia)熱(re)(re)元(yuan)件(jian)(jian)(jian)老(lao)化(hua)等。　　3.加(jia)(jia)(jia)熱(re)(re)元(yuan)件(jian)(jian)(jian)損壞：加(jia)(jia)(jia)熱(re)(re)元(yuan)件(jian)(jian)(jian)是(shi)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)燒(shao)(shao)(shao)結(jie)(jie)(jie)爐中(zhong)(zhong)的(de)(de)核(he)心部件(jian)(jian)(jian)，如果加(jia)(jia)(jia)熱(re)(re)元(yuan)件(jian)(jian)(jian)損壞，會(hui)影(ying)響(xiang)燒(shao)(shao)(shao)結(jie)(jie)(jie)效果。可(ke)(ke)能(neng)(neng)(neng)(neng)的(de)(de)原(yuan)(yuan)因(yin)包(bao)(bao)括使用壽命(ming)到期(qi)、電源電壓(ya)不(bu)(bu)(bu)穩定(ding)(ding)等。　　4.泄(xie)(xie)漏(lou)：真(zhen)(zhen)(zhen)空(kong)(kong)(kong)燒(shao)(shao)(shao)結(jie)(jie)(jie)爐在運行(xing)過程中(zhong)(zhong)，容易(yi)發生(sheng)泄(xie)(xie)漏(lou)現(xian)象，導致真(zhen)(zhen)(zhen)空(kong)(kong)(kong)度不(bu)(bu)(bu)足(zu)。可(ke)(ke)能(neng)(neng)(neng)(neng)的(de)(de)原(yuan)(yuan)因(yin)包(bao)(bao)括密封(feng)不(bu)(bu)(bu)嚴、真(zhen)(zhen)(zhen)空(kong)(kong)(kong)管路老(lao)化(hua)等。　　5.控(kong)(kong)制系(xi)統(tong)故(gu)障(zhang)(zhang)：控(kong)(kong)制系(xi)統(tong)是(shi)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)燒(shao)(shao)(shao)結(jie)(jie)(jie)爐的(de)(de)關鍵部件(jian)(jian)(jian)，如果控(kong)(kong)制系(xi)統(tong)出現(xian)故(gu)障(zhang)(zhang)，會(hui)影(ying)響(xiang)燒(shao)(shao)(shao)結(jie)(jie)(jie)溫度和時間(jian)的(de)(de)控(kong)(kong)制。可(ke)(ke)能(neng)(neng)(neng)(neng)的(de)(de)原(yuan)(yuan)因(yin)包(bao)(bao)括電源電壓(ya)不(bu)(bu)(bu)穩定(ding)(ding)、系(xi)統(tong)程序(xu)出錯等。　　6.加(jia)(jia)(jia)熱(re)(re)區域不(bu)(bu)(bu)均(jun)勻(yun)：加(jia)(jia)(jia)熱(re)(re)區域不(bu)(bu)(bu)均(jun)勻(yun)可(ke)(ke)能(neng)(neng)(neng)(neng)導致材料(liao)質量(liang)不(bu)(bu)(bu)均(jun)勻(yun)，影(ying)響(xiang)產品(pin)(pin)性能(neng)(neng)(neng)(neng)。可(ke)(ke)能(neng)(neng)(neng)(neng)的(de)(de)原(yuan)(yuan)因(yin)包(bao)(bao)括加(jia)(jia)(jia)熱(re)(re)元(yuan)件(jian)(jian)(jian)老(lao)化(hua)、加(jia)(jia)(jia)熱(re)(re)區域設計不(bu)(bu)(bu)合理等。　　以上是(shi)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)燒(shao)(shao)(shao)結(jie)(jie)(jie)爐運行(xing)中(zhong)(zhong)常(chang)見的(de)(de)故(gu)障(zhang)(zhang)，需要(yao)及時發現(xian)并進行(xing)排除，以保證設備的(de)(de)正常(chang)運行(xing)和產品(pin)(pin)的(de)(de)質量(liang)。

       真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)熔煉(lian)爐(lu)(lu)(lu)(lu)(lu)是(shi)(shi)在抽(chou)(chou)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)爐(lu)(lu)(lu)(lu)(lu)體(ti)(ti)中(zhong)(zhong)用(yong)(yong)(yong)電(dian)(dian)(dian)(dian)(dian)弧(hu)(hu)(hu)(hu)直接(jie)加熱(re)(re)(re)熔煉(lian)金(jin)屬的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)爐(lu)(lu)(lu)(lu)(lu)。爐(lu)(lu)(lu)(lu)(lu)內氣體(ti)(ti)稀(xi)薄(bo)，主(zhu)要(yao)(yao)靠被熔金(jin)屬的(de)(de)(de)蒸氣發生電(dian)(dian)(dian)(dian)(dian)弧(hu)(hu)(hu)(hu)，為(wei)(wei)(wei)(wei)使電(dian)(dian)(dian)(dian)(dian)弧(hu)(hu)(hu)(hu)穩定，一般(ban)供直流(liu)電(dian)(dian)(dian)(dian)(dian)。按照熔煉(lian)特(te)點，分(fen)為(wei)(wei)(wei)(wei)金(jin)屬重熔爐(lu)(lu)(lu)(lu)(lu)和(he)(he)澆鑄爐(lu)(lu)(lu)(lu)(lu)。按照熔煉(lian)過程(cheng)中(zhong)(zhong)電(dian)(dian)(dian)(dian)(dian)極(ji)是(shi)(shi)否消耗(熔化)，分(fen)為(wei)(wei)(wei)(wei)自(zi)(zi)(zi)耗爐(lu)(lu)(lu)(lu)(lu)和(he)(he)非自(zi)(zi)(zi)耗爐(lu)(lu)(lu)(lu)(lu)，工(gong)(gong)業上應用(yong)(yong)(yong)的(de)(de)(de)大多數是(shi)(shi)自(zi)(zi)(zi)耗爐(lu)(lu)(lu)(lu)(lu)。真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)電(dian)(dian)(dian)(dian)(dian)弧(hu)(hu)(hu)(hu)爐(lu)(lu)(lu)(lu)(lu)用(yong)(yong)(yong)于熔煉(lian)特(te)殊鋼、活潑的(de)(de)(de)和(he)(he)難熔的(de)(de)(de)金(jin)屬如(ru)(ru)鈦(tai)、鉬(mu)、鈮(ni)。         　　電(dian)(dian)(dian)(dian)(dian)弧(hu)(hu)(hu)(hu)電(dian)(dian)(dian)(dian)(dian)熱(re)(re)(re)可(ke)以(yi)認為(wei)(wei)(wei)(wei)是(shi)(shi)弧(hu)(hu)(hu)(hu)阻電(dian)(dian)(dian)(dian)(dian)熱(re)(re)(re)。電(dian)(dian)(dian)(dian)(dian)弧(hu)(hu)(hu)(hu)(弧(hu)(hu)(hu)(hu)阻)穩定是(shi)(shi)爐(lu)(lu)(lu)(lu)(lu)子正常(chang)生產的(de)(de)(de)必要(yao)(yao)條件(jian)。交(jiao)流(liu)電(dian)(dian)(dian)(dian)(dian)弧(hu)(hu)(hu)(hu)爐(lu)(lu)(lu)(lu)(lu)通(tong)常(chang)采(cai)用(yong)(yong)(yong)工(gong)(gong)頻(pin)電(dian)(dian)(dian)(dian)(dian)，為(wei)(wei)(wei)(wei)使電(dian)(dian)(dian)(dian)(dian)弧(hu)(hu)(hu)(hu)穩定，真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)熔煉(lian)爐(lu)(lu)(lu)(lu)(lu)爐(lu)(lu)(lu)(lu)(lu)子供電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)路(lu)中(zhong)(zhong)要(yao)(yao)有(you)適當(dang)(dang)的(de)(de)(de)感抗(kang)，但是(shi)(shi)存(cun)(cun)在感抗(kang)會(hui)降低(di)功率(lv)因(yin)數和(he)(he)電(dian)(dian)(dian)(dian)(dian)效率(lv)。降低(di)電(dian)(dian)(dian)(dian)(dian)流(liu)頻(pin)率(lv)是(shi)(shi)發展(zhan)交(jiao)流(liu)電(dian)(dian)(dian)(dian)(dian)弧(hu)(hu)(hu)(hu)爐(lu)(lu)(lu)(lu)(lu)的(de)(de)(de)途徑(jing)。弧(hu)(hu)(hu)(hu)阻阻值相(xiang)當(dang)(dang)小(xiao)，為(wei)(wei)(wei)(wei)獲得必要(yao)(yao)的(de)(de)(de)熱(re)(re)(re)量，爐(lu)(lu)(lu)(lu)(lu)子需要(yao)(yao)相(xiang)當(dang)(dang)大的(de)(de)(de)工(gong)(gong)作電(dian)(dian)(dian)(dian)(dian)流(liu)，因(yin)此(ci)爐(lu)(lu)(lu)(lu)(lu)子短(duan)網(wang)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)阻要(yao)(yao)盡量小(xiao)，以(yi)免電(dian)(dian)(dian)(dian)(dian)路(lu)損耗過大。那要(yao)(yao)如(ru)(ru)何做(zuo)好(hao)維護和(he)(he)保(bao)養(yang)(yang)呢(ni)？方法有(you)二(er)，如(ru)(ru)下(xia)(xia)(xia)： 　　1、按照PLC程(cheng)序抽(chou)(chou)低(di)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)：緊閉真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)熔煉(lian)爐(lu)(lu)(lu)(lu)(lu)所有(you)的(de)(de)(de)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)閥(fa)門，啟(qi)動機械(xie)泵，待其運行(xing)(xing)(xing)正常(chang)后(hou)(大約1-2 min)，打開(kai)通(tong)向爐(lu)(lu)(lu)(lu)(lu)體(ti)(ti)的(de)(de)(de)低(di)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)閥(fa)即(ji)上碟(die)閥(fa)，預(yu)先對(dui)爐(lu)(lu)(lu)(lu)(lu)體(ti)(ti)抽(chou)(chou)低(di)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong); 　　2、 按照PLC程(cheng)序抽(chou)(chou)高真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)：打開(kai)下(xia)(xia)(xia)碟(die)閥(fa)，對(dui)擴(kuo)散(san)泵進(jin)(jin)行(xing)(xing)(xing)抽(chou)(chou)氣，當(dang)(dang)真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)度達到(dao)15 Pa以(yi)下(xia)(xia)(xia)后(hou)，真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)熔煉(lian)爐(lu)(lu)(lu)(lu)(lu)系統自(zi)(zi)(zi)動開(kai)啟(qi)擴(kuo)散(san)泵進(jin)(jin)行(xing)(xing)(xing)預(yu)熱(re)(re)(re)，一般(ban)經過45 min左(zuo)右(you)擴(kuo)散(san)泵開(kai)始其作用(yong)(yong)(yong)，就(jiu)可(ke)以(yi)關閉上碟(die)閥(fa)，同時開(kai)啟(qi)主(zhu)阻擋(dang)閥(fa)待真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)度達到(dao)1.33×10Pa以(yi)上，才可(ke)以(yi)開(kai)啟(qi)加熱(re)(re)(re)按鈕對(dui)樣品進(jin)(jin)行(xing)(xing)(xing)加熱(re)(re)(re)。 　　真(zhen)(zhen)(zhen)(zhen)空(kong)(kong)甩帶爐(lu)(lu)(lu)(lu)(lu)保(bao)養(yang)(yang)可(ke)指導設備(bei)(bei)(bei)操(cao)作員在職責范圍(wei)內對(dui)設備(bei)(bei)(bei)各點檢部位,用(yong)(yong)(yong)正確的(de)(de)(de)檢驗方法和(he)(he)工(gong)(gong)具依據點檢周期進(jin)(jin)行(xing)(xing)(xing)設備(bei)(bei)(bei)的(de)(de)(de)日(ri)常(chang)保(bao)養(yang)(yang);操(cao)作員需每日(ri)依據此(ci)保(bao)養(yang)(yang)說明書認真(zhen)(zhen)(zhen)(zhen)填(tian)寫《熱(re)(re)(re)處理設備(bei)(bei)(bei)日(ri)常(chang)維護保(bao)養(yang)(yang)記(ji)錄》，并(bing)由(you)班(ban)組長檢查復核(he)，維修員收集存(cun)(cun)檔。全套設備(bei)(bei)(bei)按技術要(yao)(yao)求安裝完(wan)畢后(hou)，無缺件(jian)并(bing)有(you)良好(hao)的(de)(de)(de)接(jie)地時，即(ji)可(ke)按下(xia)(xia)(xia)列項目進(jin)(jin)行(xing)(xing)(xing)調試與驗收。