建材(cai)制品燃(ran)燒(shao)熱(re)值(zhi)測試(shi)儀出(chu)現(xian)點(dian)火失(shi)敗(bai)情況怎麽(me)辦(ban)?
建材(cai)制品燃(ran)燒(shao)熱(re)值(zhi)測試(shi)儀出(chu)現(xian)點(dian)火失(shi)敗(bai)情況怎麽(me)辦(ban)?
有(you)的(de)客戶做(zuo)燃(ran)燒(shao)熱(re)值(zhi)測試(shi)的(de)時候(hou),有(you)時候(hou)遇(yu)見氧(yang)彈點(dian)火失(shi)敗(bai)的(de)情況,燃燒(shao)熱(re)值(zhi)測試(shi)儀出(chu)現(xian)點(dian)火失(shi)敗(bai)情況怎麽(me)辦(ban)?北(bei)京(jing)鑫(xin)生(sheng)卓(zhuo)銳(rui)科(ke)技有(you)限(xian)公司技術(shu)服(fu)務(wu)部(bu)孫(sun)儷主任(ren)指出(chu),如(ru)果只出(chu)現(xian)壹次(ci),壹般為點(dian)火絲(si)沒(mei)有(you)裝(zhuang)好,若(ruo)多個樣(yang)品連(lian)續(xu)實(shi)驗點(dian)火失(shi)敗(bai),可以(yi)先(xian)檢查(zha)點(dian)火絲(si)有(you)沒(mei)有(you)燒(shao)斷(duan),點(dian)火絲(si)沒(mei)有(you)燒(shao)斷(duan),請(qing)檢查(zha):
A、氧(yang)彈內部(bu)坩(gan)堝架是否(fou)短(duan)路(lu);
B、點(dian)火電(dian)極(ji)與氧(yang)彈是否(fou)接(jie)觸(chu)良(liang)好,比如(ru)點(dian)火爪(zhao)張得太開、點(dian)火電(dian)極(ji)臟(zang);
C、可以(yi)用萬(wan)用表(biao)測(ce)量點(dian)火電(dian)極(ji)兩極間(jian),在點(dian)火時(可(ke)以(yi)手動在軟(ruan)件(jian)中(zhong)點(dian)“點(dian)火”)是(shi)否有(you)點(dian)火電(dian)壓(ya)(熱(re)值(zhi)測試(shi)儀為(wei)交流(liu)24V左(zuo)右(you),),若(ruo)沒(mei)有(you)壹(yi)般(ban)為(wei)點(dian)火電(dian)極(ji)連線松動(dong)或(huo)點(dian)火電(dian)路(lu)板壞(huai)。
d.查(zha)看氧(yang)氣(qi)氣(qi)壓是(shi)否(fou)高於5MP,如(ru)低於5MP請(qing)給(gei)氧氣瓶中(zhong)加(jia)氣。
北(bei)京(jing)鑫(xin)生(sheng)卓(zhuo)銳(rui)科(ke)技有(you)限(xian)公司技術(shu)服(fu)務(wu)部(bu)孫(sun)儷主任(ren)指出(chu),燃燒(shao)熱(re)值(zhi)測試(shi)儀若(ruo)點(dian)火失(shi)敗(bai),若(ruo)點(dian)火絲(si)已(yi)燒(shao)斷(duan):
A、攪(jiao)拌(ban)故(gu)障,如(ru)攪(jiao)拌(ban)桿(gan)卡(ka)死(si)、攪(jiao)拌(ban)時轉(zhuan)時不轉(zhuan)等
B、內桶未(wei)進水(shui)或(huo)水(shui)量不夠(gou),可以通過實(shi)驗開始時觀(guan)察(cha)上水(shui)是否(fou)正常(chang)。
C、若(ruo)試(shi)樣(yang)已燃(ran)燒(shao)有(you)可(ke)能(neng)是(shi)試(shi)樣(yang)熱(re)值(zhi)過低(di),可(ke)以加(jia)添加(jia)物進行(xing)實(shi)驗。
D、若(ruo)是做(zuo)苯(ben)甲酸實(shi)驗,點(dian)火絲(si)熔(rong)進苯(ben)甲(jia)酸裏,點(dian)火絲(si)接(jie)觸(chu)電(dian)阻(zu)太大或(huo)苯甲酸(suan)原因(yin)。

