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冷處理設備冷凍油變質是為什么?

時間:2018-08-02 作者:中國化(hua)工儀器 閱讀:3678

冷處(chu)理(li)(li)設備(bei)中冷凍(dong)(dong)油(you)是(shi)(shi)經常使用的,但是(shi)(shi)普天(tian)同創提(ti)醒(xing)各位用戶,冷凍(dong)(dong)油(you)如果使用不當的話,需要(yao)注(zhu)意冷凍(dong)(dong)油(you)的狀態,如果發(fa)生變質(zhi)情況的話,就需要(yao)我們注(zhu)意了,那(nei)么(me),冷處(chu)理(li)(li)設備(bei)冷凍(dong)(dong)油(you)變質(zhi)是(shi)(shi)為什么(me)呢?

冷處(chu)理設備(bei)冷凍(dong)油(you)主要是(shi)降低摩(mo)擦(ca)功、摩(mo)擦(ca)熱和磨損,在密封部位充滿油(you),保證(zheng)密封性能,防止制冷劑的(de)泄漏(lou)以及冷處(chu)理設備(bei)冷凍(dong)油(you)的(de)運動帶(dai)走金屬摩(mo)擦(ca)產生的(de)磨屑,起到(dao)清(qing)洗(xi)摩(mo)擦(ca)面(mian)的(de)作用,并且為卸載(zai)機構提供液壓的(de)動力。

導致冷(leng)(leng)(leng)處(chu)理(li)設備(bei)冷(leng)(leng)(leng)凍(dong)油(you)變質的原(yuan)因(yin)有(you)幾個方(fang)面,可能是冷(leng)(leng)(leng)凍(dong)油(you)中混入(ru)水(shui)分(fen),由于冷(leng)(leng)(leng)處(chu)理(li)設備(bei)制冷(leng)(leng)(leng)系統(tong)中滲入(ru)空(kong)氣,空(kong)氣中的水(shui)分(fen)與冷(leng)(leng)(leng)凍(dong)機油(you)接(jie)觸后(hou)混合進去(qu)。當冷(leng)(leng)(leng)處(chu)理(li)設備(bei)制冷(leng)(leng)(leng)劑中含(han)水(shui)量較多時(shi),也會(hui)使水(shui)分(fen)混入(ru)冷(leng)(leng)(leng)凍(dong)機油(you)。冷(leng)(leng)(leng)凍(dong)機油(you)中混入(ru)水(shui)分(fen)后(hou),粘(zhan)度降低,對金(jin)屬造成腐蝕。

冷(leng)(leng)(leng)(leng)(leng)處(chu)(chu)(chu)理設(she)備(bei)(bei)(bei)冷(leng)(leng)(leng)(leng)(leng)凍油(you)變(bian)(bian)質也可能(neng)是氧(yang)化(hua)(hua)的原(yuan)因,冷(leng)(leng)(leng)(leng)(leng)處(chu)(chu)(chu)理設(she)備(bei)(bei)(bei)冷(leng)(leng)(leng)(leng)(leng)凍機(ji)油(you)在使(shi)用(yong)過(guo)程中,當冷(leng)(leng)(leng)(leng)(leng)處(chu)(chu)(chu)理設(she)備(bei)(bei)(bei)壓縮機(ji)的排氣溫度較(jiao)高(gao)時,就有(you)可能(neng)引(yin)起氧(yang)化(hua)(hua)變(bian)(bian)質,特別是化(hua)(hua)學穩定性差的冷(leng)(leng)(leng)(leng)(leng)處(chu)(chu)(chu)理設(she)備(bei)(bei)(bei)冷(leng)(leng)(leng)(leng)(leng)凍機(ji)油(you),更易變(bian)(bian)質,經過(guo)一段時間,冷(leng)(leng)(leng)(leng)(leng)處(chu)(chu)(chu)理設(she)備(bei)(bei)(bei)冷(leng)(leng)(leng)(leng)(leng)凍機(ji)油(you)中會(hui)形成(cheng)殘渣,使(shi)軸承等處(chu)(chu)(chu)的潤滑(hua)變(bian)(bian)壞(huai),每當有(you)機(ji)械雜質等混(hun)入(ru)冷(leng)(leng)(leng)(leng)(leng)凍機(ji)油(you)中也會(hui)加速它的老化(hua)(hua)或氧(yang)化(hua)(hua),引(yin)起冷(leng)(leng)(leng)(leng)(leng)處(chu)(chu)(chu)理設(she)備(bei)(bei)(bei)冷(leng)(leng)(leng)(leng)(leng)凍油(you)變(bian)(bian)質。

冷處理設(she)(she)備(bei)(bei)冷凍油(you)變(bian)質(zhi)還有(you)可(ke)能(neng)是冷凍機油(you)混(hun)用(yong),冷處理設(she)(she)備(bei)(bei)冷凍油(you)經(jing)過幾種(zhong)不(bu)同(tong)牌(pai)號(hao)的(de)冷凍機油(you)混(hun)合使(shi)(shi)用(yong)時(shi),會(hui)造成(cheng)冷凍機油(you)的(de)粘(zhan)度降低,甚至會(hui)破壞油(you)膜的(de)形成(cheng),使(shi)(shi)冷處理設(she)(she)備(bei)(bei)軸承受(shou)到(dao)損害。如果兩(liang)種(zhong)冷處理設(she)(she)備(bei)(bei)冷凍機油(you)中,含有(you)不(bu)同(tong)性質(zhi)的(de)添加劑,混(hun)合在一起時(shi),就有(you)可(ke)能(neng)產(chan)生(sheng)化(hua)學變(bian)化(hua),形成(cheng)沉(chen)淀物,使(shi)(shi)壓縮機的(de)潤滑受(shou)到(dao)影響,故使(shi)(shi)用(yong)時(shi)要注(zhu)意。

因此,使用(yong)冷處理(li)設備冷凍油的時候(hou),盡量避免上述這些導致(zhi)冷處理(li)設備冷凍油變(bian)質(zhi)的因素。