鹽(yan)水制冰(bing)機制出的冰(bing)堅實、不(bu)易(yi)融化,便于貯(zhu)藏和搬運(yun)(yun),在(zai)國內(nei)(nei)漁業(ye)、食品(pin)業(ye)、運(yun)(yun)輸業(ye)及醫療機構等行(xing)業(ye)中使用的比(bi)較普遍。下面小(xiao)編來和大家介紹(shao)關(guan)于鹽(yan)水制冰(bing)機什么(me)原(yuan)理?使用效果怎么(me)樣?的內(nei)(nei)容(rong),歡迎閱讀(du)!
鹽水(shui)制冰機什么原理?
制冷原理與其他制冷系統沒有質的區別,但溫度控(kong)制更準確,溫度更低(di):
制冷系統由(you)壓(ya)(ya)(ya)(ya)(ya)縮(suo)機(ji)、冷凝器、膨脹閥(fa)、蒸(zheng)(zheng)發(fa)器等制冷劑和四(si)個部件組成(cheng)(cheng)。壓(ya)(ya)(ya)(ya)(ya)縮(suo)機(ji)的作用是將低(di)壓(ya)(ya)(ya)(ya)(ya)蒸(zheng)(zheng)汽壓(ya)(ya)(ya)(ya)(ya)縮(suo)成(cheng)(cheng)高壓(ya)(ya)(ya)(ya)(ya)蒸(zheng)(zheng)汽,減少蒸(zheng)(zheng)汽體(ti)積,增(zeng)加壓(ya)(ya)(ya)(ya)(ya)力(li)。壓(ya)(ya)(ya)(ya)(ya)縮(suo)機(ji)從蒸(zheng)(zheng)發(fa)器吸入(ru)(ru)低(di)壓(ya)(ya)(ya)(ya)(ya)蒸(zheng)(zheng)汽,使壓(ya)(ya)(ya)(ya)(ya)力(li)進(jin)(jin)入(ru)(ru)冷凝器,冷凝成(cheng)(cheng)高壓(ya)(ya)(ya)(ya)(ya)液(ye)體(ti),節(jie)流閥(fa)節(jie)流后,成(cheng)(cheng)為低(di)壓(ya)(ya)(ya)(ya)(ya)液(ye)體(ti),進(jin)(jin)入(ru)(ru)蒸(zheng)(zheng)發(fa)器,蒸(zheng)(zheng)發(fa)器吸熱蒸(zheng)(zheng)發(fa),進(jin)(jin)入(ru)(ru)壓(ya)(ya)(ya)(ya)(ya)縮(suo)機(ji)入(ru)(ru)口,完成(cheng)(cheng)制冷循(xun)環。

鹽(yan)水制冰機的使(shi)用(yong)效果怎么樣?
鹽(yan)(yan)(yan)水制(zhi)冰是一種直接(jie)冷卻(que)系統(tong)。在(zai)傳統(tong)的(de)咸水制(zhi)冰池(chi)中(zhong),蒸(zheng)騰器(qi)(qi)鹽(yan)(yan)(yan)池(chi)和鹽(yan)(yan)(yan)水制(zhi)冰池(chi)組合成一個由(you)隔板隔離的(de)制(zhi)冰池(chi)。鹽(yan)(yan)(yan)水在(zai)蒸(zheng)騰器(qi)(qi)鹽(yan)(yan)(yan)池(chi)中(zhong)冷卻(que)后,在(zai)攪拌器(qi)(qi)的(de)作用(yong)下(xia)進(jin)入制(zhi)冰鹽(yan)(yan)(yan)池(chi)冷卻(que)冰桶。
溫度升高(gao)后,鹽水從(cong)另一側(ce)流入蒸(zheng)騰(teng)器鹽池進行進一步冷(leng)卻。在鹽水制(zhi)冰(bing)(bing)設備中(zhong),蒸(zheng)騰(teng)器中(zhong)制(zhi)冷(leng)劑的熱量吸收鹽水,鹽水冷(leng)卻在-10~14℃左右。當(dang)冰(bing)(bing)桶中(zhong)的水凍結(jie)時,冰(bing)(bing)桶組(zu)將(jiang)從(cong)制(zhi)冰(bing)(bing)箱中(zhong)提起(qi),放入冰(bing)(bing)箱中(zhong)融化冰(bing)(bing),然后用冰(bing)(bing)架脫水,冰(bing)(bing)通過滑動直接儲存或運輸到冰(bing)(bing)箱。
脫(tuo)水后,將(jiang)空冰(bing)桶裝滿水,然后放(fang)入(ru)冰(bing)箱(xiang)繼續生產,等等。1)鹽水溫(wen)度(du)t1t1直接影響冷凍(dong)速度(du)和冰(bing)質量。T1下降,冷凍(dong)速度(du)增加,但蒸騰(teng)溫(wen)度(du)下降,因此(ci)制冷系數下降。
添加(jia)不利(li)(li)于鹽(yan)水和冰桶之(zhi)間(jian)的(de)(de)熱(re)傳(chuan)遞(di),降低冷(leng)凍速度(du)。一般來說(shuo),T1-10℃2)鹽(yan)水溫(wen)(wen)(wen)度(du)與(yu)蒸(zheng)(zheng)騰溫(wen)(wen)(wen)度(du)T2之(zhi)間(jian)的(de)(de)溫(wen)(wen)(wen)差較(jiao)大,可加(jia)速鹽(yan)水與(yu)制冷(leng)劑(ji)之(zhi)間(jian)的(de)(de)傳(chuan)熱(re),有利(li)(li)于鹽(yan)水的(de)(de)冷(leng)卻(que)。然而,隨著T2的(de)(de)增加(jia),蒸(zheng)(zheng)騰溫(wen)(wen)(wen)度(du)的(de)(de)下降將導致壓(ya)縮機(ji)單位功(gong)耗的(de)(de)增加(jia)。因此(ci),蒸(zheng)(zheng)騰溫(wen)(wen)(wen)度(du)與(yu)鹽(yan)水溫(wen)(wen)(wen)差在5℃之(zhi)間(jian)。
鹽(yan)(yan)水(shui)的冷(leng)凝溫(wen)度(du)(du)必須(xu)確保(bao)它不會(hui)在(zai)(zai)低(di)溫(wen)下冷(leng)凍(dong),以保(bao)持(chi)鹽(yan)(yan)水(shui)在(zai)(zai)冰箱中循環。如(ru)果(guo)鹽(yan)(yan)水(shui)的冷(leng)凍(dong)溫(wen)度(du)(du)接近(jin)蒸(zheng)(zheng)騰(teng)(teng)溫(wen)度(du)(du),則鹽(yan)(yan)水(shui)有冷(leng)凍(dong)的風(feng)險(xian)。但是(shi),如(ru)果(guo)鹽(yan)(yan)水(shui)的冷(leng)凝溫(wen)度(du)(du)過低(di),則由于鹽(yan)(yan)水(shui)濃度(du)(du)的增加(jia),將增加(jia)攪拌(ban)器的功(gong)耗。因此(ci),鹽(yan)(yan)水(shui)的冷(leng)凍(dong)溫(wen)度(du)(du)低(di)于蒸(zheng)(zheng)騰(teng)(teng)溫(wen)度(du)(du)6~8℃。
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