真(zhen)(zhen)(zhen)空(kong)(kong)(kong)熔(rong)煉(lian)(lian)爐(lu)(lu)常(chang)(chang)見(jian)的(de)(de)(de)故(gu)(gu)障及(ji)處(chu)理(li)(li)方式 真(zhen)(zhen)(zhen)空(kong)(kong)(kong)熔(rong)煉(lian)(lian)爐(lu)(lu)在(zai)使用長時間后會(hui)出(chu)現一些(xie)故(gu)(gu)障,這(zhe)是在(zai)所難免的(de)(de)(de)。今天八佳小編就和(he)大家說(shuo)說(shuo)當故(gu)(gu)障出(chu)現,要做哪些(xie)處(chu)理(li)(li)方法(fa)。 1、故(gu)(gu)障現象:真(zhen)(zhen)(zhen)空(kong)(kong)(kong)熔(rong)煉(lian)(lian)爐(lu)(lu)運(yun)行正(zheng)(zheng)常(chang)(chang),但在(zai)正(zheng)(zheng)常(chang)(chang)過流保(bao)(bao)護動作時燒(shao)(shao)毀(hui)較多(duo)(duo)的(de)(de)(de)是KP晶(jing)閘管和(he)快(kuai)熔(rong)。 分(fen)(fen)(fen)析(xi)處(chu)理(li)(li):過流保(bao)(bao)護時為了(le)向電(dian)(dian)(dian)(dian)網釋放平波電(dian)(dian)(dian)(dian)抗器的(de)(de)(de)能量,整流橋(qiao)由整流狀態轉到(dao)逆(ni)(ni)變狀態,這(zhe)時如(ru)果(guo)α>120度;,就有(you)(you)可能造成有(you)(you)源逆(ni)(ni)變顛覆,燒(shao)(shao)毀(hui)多(duo)(duo)只晶(jing)閘管和(he)快(kuai)熔(rong),開關跳(tiao)伴隨有(you)(you)巨大的(de)(de)(de)電(dian)(dian)(dian)(dian)流短(duan)路爆炸(zha)聲(sheng),對變壓器產(chan)生較大的(de)(de)(de)電(dian)(dian)(dian)(dian)流和(he)電(dian)(dian)(dian)(dian)磁力沖(chong)擊,嚴重時會(hui)損壞(huai)變亞器。 2、故(gu)(gu)障現象:真(zhen)(zhen)(zhen)空(kong)(kong)(kong)熔(rong)煉(lian)(lian)爐(lu)(lu)運(yun)行正(zheng)(zheng)常(chang)(chang),但在(zai)高(gao)電(dian)(dian)(dian)(dian)壓區(qu)內(nei)某(mou)點附近(jin)設(she)備(bei)工(gong)作不穩(wen)定,直流電(dian)(dian)(dian)(dian)壓表晃動,設(she)備(bei)伴隨有(you)(you)吱吱的(de)(de)(de)聲(sheng)音,這(zhe)種情況(kuang)極容(rong)易(yi)造成逆(ni)(ni)變橋(qiao)顛覆燒(shao)(shao)毀(hui)晶(jing)閘管。 分(fen)(fen)(fen)析(xi)處(chu)理(li)(li):這(zhe)種故(gu)(gu)障較難排(pai)除(chu),多(duo)(duo)發生于設(she)備(bei)的(de)(de)(de)某(mou)部件高(gao)壓打(da)(da)火(huo)(huo)(huo): (1)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)熔(rong)煉(lian)(lian)爐(lu)(lu)的(de)(de)(de)連接銅排(pai)接頭(tou)螺(luo)絲松(song)動造成打(da)(da)火(huo)(huo)(huo) (2)斷路器主接頭(tou)氧化導致(zhi)打(da)(da)火(huo)(huo)(huo); (3)補(bu)償電(dian)(dian)(dian)(dian)容(rong)接線樁螺(luo)絲松(song)動,引起打(da)(da)火(huo)(huo)(huo),補(bu)償電(dian)(dian)(dian)(dian)容(rong)內(nei)部放電(dian)(dian)(dian)(dian)阻容(rong)吸收電(dian)(dian)(dian)(dian)打(da)(da)火(huo)(huo)(huo); (4)水冷散(san)熱(re)器絕(jue)緣部分(fen)(fen)(fen)太(tai)臟或炭化對地打(da)(da)火(huo)(huo)(huo); (5)真(zhen)(zhen)(zhen)空(kong)(kong)(kong)熔(rong)煉(lian)(lian)爐(lu)(lu)爐(lu)(lu)體(ti)(ti)感應(ying)(ying)線圈對爐(lu)(lu)殼/爐(lu)(lu)底板(ban)打(da)(da)火(huo)(huo)(huo),爐(lu)(lu)體(ti)(ti)感應(ying)(ying)線圈匝間距太(tai)近(jin),匝間打(da)(da)火(huo)(huo)(huo)或起弧。固定爐(lu)(lu)體(ti)(ti)感應(ying)(ying)線圈的(de)(de)(de)絕(jue)緣柱因高(gao)溫炭化放電(dian)(dian)(dian)(dian)打(da)(da)火(huo)(huo)(huo) (6)晶(jing)閘管內(nei)部打(da)(da)火(huo)(huo)(huo)。 以上(shang)就是真(zhen)(zhen)(zhen)空(kong)(kong)(kong)熔(rong)煉(lian)(lian)爐(lu)(lu)廠家分(fen)(fen)(fen)析(xi)的(de)(de)(de)兩種常(chang)(chang)見(jian)的(de)(de)(de)故(gu)(gu)障。大家明白了(le)嗎?如(ru)果(guo)還有(you)(you)不明白,也可以打(da)(da)電(dian)(dian)(dian)(dian)話咨詢。