液氮(dan)罐廠(chang)家教(jiao)您驗(yan)收(shou)液(ye)氮(dan)罐
液(ye)氮(dan)罐廠(chang)家分享(xiang)了(le)液(ye)氮(dan)罐的驗(yan)收(shou)問(wen)題,並(bing)在(zai)使(shi)用(yong)前(qian)進行(xing)了檢(jian)查(zha)。在(zai)添加液氮(dan)之(zhi)前,*應(ying)檢查(zha)外殼是(shi)否有(you)凹痕,真空(kong)泵(beng)的排氣(qi)口是(shi)否完好無(wu)損(sun)。如(ru)果損壞,真空(kong)值(zhi)會降(jiang)低,進氣(qi)口不(bu)能保溫(wen),使(shi)罐上端(duan)結霜(shuang),液氮(dan)消耗大,失去再(zai)應用(yong)的使(shi)用(yong)價(jia)值(zhi)。
其(qi)次,檢(jian)查(zha)罐內(nei)部,如(ru)有(you)汙(wu)垢(gou),壹定要取(qu)出,防(fang)止(zhi)內(nei)膽被侵蝕。填(tian)充(chong)液氮(dan)時(shi)要小心(xin)。新罐或(huo)幹(gan)燥罐必須緩(huan)慢(man)填(tian)充(chong)並(bing)預冷(leng),防止(zhi)冷(leng)卻過快損壞內(nei)膽,縮短(duan)應(ying)用(yong)壽命(ming)。金(jin)鳳液氮(dan)罐
添(tian)加液氮(dan)時(shi),無需(xu)將液氮(dan)倒(dao)在(zai)真空(kong)泵(beng)的排氣(qi)口上,以(yi)防止(zhi)真空(kong)值(zhi)降(jiang)低。堵(du)塞(sai)采(cai)用(yong)墻(qiang)體(ti)保溫(wen)材(cai)料(liao)制(zhi)成(cheng),既能(neng)防(fang)止(zhi)液(ye)氮(dan)揮發(fa),又(you)能(neng)固定氣(qi)缸。因此(ci),電源開(kai)關(guan)應盡量(liang)避免(mian)損(sun)壞,以(yi)增加使(shi)用(yong)壽命(ming)。
在(zai)整(zheng)個(ge)應(ying)用(yong)過程中,應(ying)經(jing)常檢查(zha)整(zheng)個(ge)應(ying)用(yong)過程。妳(ni)可(ke)以(yi)用(yong)眼(yan)睛(jing)觀察,用(yong)手(shou)觸(chu)摸外殼。如(ru)果發現(xian)表(biao)面有(you)霜(shuang),應停止(zhi)使(shi)用(yong);*頸管(guan)內壁(bi)不(bu)適(shi)合用(yong)水(shui)果刀刮,防(fang)止(zhi)頸管(guan)內壁(bi)嚴(yan)重損壞,造(zao)成(cheng)真空(kong)差(cha),但(dan)液氮(dan)應取(qu)出,當(dang)然融化(hua)。
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