鹽(yan)水制(zhi)冰機(ji)(ji)制(zhi)出的冰堅實(shi)、不易(yi)融化,便于(yu)(yu)貯藏(zang)和搬運,在國內(nei)漁業、食品業、運輸業及醫療機(ji)(ji)構等行業中使用的比較普遍。下(xia)面小編來(lai)和大家介(jie)紹關于(yu)(yu)鹽(yan)水制(zhi)冰機(ji)(ji)什么原理?使用效(xiao)果怎(zen)么樣(yang)?的內(nei)容(rong),歡迎(ying)閱讀!
鹽水制冰機(ji)什(shen)么原(yuan)理?
制(zhi)冷原理(li)與其他制(zhi)冷系統沒有質的區別,但溫度(du)(du)控制(zhi)更(geng)準(zhun)確,溫度(du)(du)更(geng)低(di):
制冷系統(tong)由壓(ya)(ya)(ya)(ya)縮(suo)(suo)機、冷凝(ning)器、膨脹(zhang)閥、蒸發(fa)(fa)器等制冷劑和(he)四個(ge)部(bu)件(jian)組成(cheng)(cheng)。壓(ya)(ya)(ya)(ya)縮(suo)(suo)機的作用是將低(di)壓(ya)(ya)(ya)(ya)蒸汽壓(ya)(ya)(ya)(ya)縮(suo)(suo)成(cheng)(cheng)高壓(ya)(ya)(ya)(ya)蒸汽,減(jian)少(shao)蒸汽體積(ji),增(zeng)加壓(ya)(ya)(ya)(ya)力。壓(ya)(ya)(ya)(ya)縮(suo)(suo)機從蒸發(fa)(fa)器吸(xi)入(ru)低(di)壓(ya)(ya)(ya)(ya)蒸汽,使壓(ya)(ya)(ya)(ya)力進(jin)(jin)入(ru)冷凝(ning)器,冷凝(ning)成(cheng)(cheng)高壓(ya)(ya)(ya)(ya)液(ye)體,節流(liu)閥節流(liu)后,成(cheng)(cheng)為低(di)壓(ya)(ya)(ya)(ya)液(ye)體,進(jin)(jin)入(ru)蒸發(fa)(fa)器,蒸發(fa)(fa)器吸(xi)熱(re)蒸發(fa)(fa),進(jin)(jin)入(ru)壓(ya)(ya)(ya)(ya)縮(suo)(suo)機入(ru)口(kou),完成(cheng)(cheng)制冷循環。

鹽水(shui)制冰機的使用效果怎(zen)么樣?
鹽(yan)(yan)水制冰是一(yi)種(zhong)直接冷卻(que)系統。在(zai)傳統的(de)咸水制冰池(chi)中,蒸騰器(qi)(qi)(qi)鹽(yan)(yan)池(chi)和鹽(yan)(yan)水制冰池(chi)組合成(cheng)一(yi)個由隔(ge)板隔(ge)離的(de)制冰池(chi)。鹽(yan)(yan)水在(zai)蒸騰器(qi)(qi)(qi)鹽(yan)(yan)池(chi)中冷卻(que)后,在(zai)攪拌器(qi)(qi)(qi)的(de)作用(yong)下(xia)進入制冰鹽(yan)(yan)池(chi)冷卻(que)冰桶。
溫度升(sheng)高后(hou),鹽(yan)水(shui)從另(ling)一側流入(ru)蒸(zheng)騰器(qi)鹽(yan)池進行(xing)進一步冷(leng)卻。在鹽(yan)水(shui)制冰(bing)(bing)設備中(zhong)(zhong)(zhong),蒸(zheng)騰器(qi)中(zhong)(zhong)(zhong)制冷(leng)劑的熱量吸收鹽(yan)水(shui),鹽(yan)水(shui)冷(leng)卻在-10~14℃左(zuo)右。當冰(bing)(bing)桶中(zhong)(zhong)(zhong)的水(shui)凍結時(shi),冰(bing)(bing)桶組將從制冰(bing)(bing)箱中(zhong)(zhong)(zhong)提起,放入(ru)冰(bing)(bing)箱中(zhong)(zhong)(zhong)融化冰(bing)(bing),然后(hou)用冰(bing)(bing)架脫水(shui),冰(bing)(bing)通(tong)過滑動直接(jie)儲(chu)存或運輸到冰(bing)(bing)箱。
脫水(shui)后(hou),將空冰(bing)桶裝滿(man)水(shui),然后(hou)放(fang)入(ru)冰(bing)箱繼續生產,等等。1)鹽水(shui)溫度(du)t1t1直接影響冷(leng)凍速度(du)和冰(bing)質量(liang)。T1下降(jiang),冷(leng)凍速度(du)增加(jia),但蒸(zheng)騰溫度(du)下降(jiang),因此(ci)制冷(leng)系(xi)數(shu)下降(jiang)。
添(tian)加(jia)不利于鹽水(shui)和冰桶之間(jian)的熱傳遞,降低冷凍速度。一般來說,T1-10℃2)鹽水(shui)溫(wen)(wen)度與蒸騰溫(wen)(wen)度T2之間(jian)的溫(wen)(wen)差較大,可加(jia)速鹽水(shui)與制冷劑之間(jian)的傳熱,有利于鹽水(shui)的冷卻(que)。然而,隨(sui)著T2的增(zeng)加(jia),蒸騰溫(wen)(wen)度的下降將導致(zhi)壓縮機單位功耗的增(zeng)加(jia)。因此,蒸騰溫(wen)(wen)度與鹽水(shui)溫(wen)(wen)差在5℃之間(jian)。
鹽(yan)(yan)(yan)(yan)水(shui)(shui)的(de)冷凝溫(wen)(wen)度必須確(que)保它(ta)不會在低(di)溫(wen)(wen)下(xia)冷凍,以(yi)保持鹽(yan)(yan)(yan)(yan)水(shui)(shui)在冰箱(xiang)中循(xun)環。如(ru)果鹽(yan)(yan)(yan)(yan)水(shui)(shui)的(de)冷凍溫(wen)(wen)度接近蒸騰溫(wen)(wen)度,則(ze)鹽(yan)(yan)(yan)(yan)水(shui)(shui)有(you)冷凍的(de)風險。但是,如(ru)果鹽(yan)(yan)(yan)(yan)水(shui)(shui)的(de)冷凝溫(wen)(wen)度過低(di),則(ze)由(you)于鹽(yan)(yan)(yan)(yan)水(shui)(shui)濃度的(de)增加(jia),將增加(jia)攪(jiao)拌(ban)器的(de)功耗。因此,鹽(yan)(yan)(yan)(yan)水(shui)(shui)的(de)冷凍溫(wen)(wen)度低(di)于蒸騰溫(wen)(wen)度6~8℃。
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