鹽(yan)水制(zhi)冰(bing)是應用較廣泛、歷史(shi)悠(you)久的(de)一種間接冷卻制(zhi)冰(bing)方(fang)法。制(zhi)出的(de)冰(bing)堅(jian)實、不易融(rong)化(hua),便于(yu)貯藏和搬運,在國內(nei)漁(yu)業、食品業、運輸業及醫療(liao)機構等行業中使用的(de)比較普(pu)遍。下面給大家介紹關于(yu)鹽(yan)水制(zhi)冰(bing)機的(de)制(zhi)冰(bing)流程有哪些?以(yi)及溫(wen)度如(ru)何測定?的(de)內(nei)容,歡(huan)迎大家閱讀(du)!
鹽水制冰機的制冰流程:
鹽(yan)水(shui)(shui)(shui)(shui)(shui)制(zhi)(zhi)冰(bing)(bing)(bing)(bing)是一種間(jian)接冷(leng)(leng)卻(que)系統。在(zai)傳統的(de)咸水(shui)(shui)(shui)(shui)(shui)制(zhi)(zhi)冰(bing)(bing)(bing)(bing)池中(zhong),蒸發(fa)器鹽(yan)水(shui)(shui)(shui)(shui)(shui)池和鹽(yan)水(shui)(shui)(shui)(shui)(shui)制(zhi)(zhi)冰(bing)(bing)(bing)(bing)池組合成一個(ge)制(zhi)(zhi)冰(bing)(bing)(bing)(bing)池,由(you)隔板隔開。在(zai)鹽(yan)水(shui)(shui)(shui)(shui)(shui)在(zai)蒸發(fa)器鹽(yan)水(shui)(shui)(shui)(shui)(shui)池中(zhong)冷(leng)(leng)卻(que)后,它在(zai)攪拌器的(de)作用下進入(ru)(ru)制(zhi)(zhi)冰(bing)(bing)(bing)(bing)鹽(yan)水(shui)(shui)(shui)(shui)(shui)池以冷(leng)(leng)卻(que)冰(bing)(bing)(bing)(bing)桶(tong)(tong)。在(zai)溫度升高之后,鹽(yan)水(shui)(shui)(shui)(shui)(shui)從另一側流(liu)入(ru)(ru)蒸發(fa)器鹽(yan)水(shui)(shui)(shui)(shui)(shui)池以進一步冷(leng)(leng)卻(que)。在(zai)鹽(yan)水(shui)(shui)(shui)(shui)(shui)制(zhi)(zhi)冰(bing)(bing)(bing)(bing)設備(bei)中(zhong),蒸發(fa)器中(zhong)制(zhi)(zhi)冷(leng)(leng)劑的(de)熱量吸收鹽(yan)水(shui)(shui)(shui)(shui)(shui),保(bao)持鹽(yan)水(shui)(shui)(shui)(shui)(shui)冷(leng)(leng)卻(que)在(zai)-10~14℃左右。當(dang)冰(bing)(bing)(bing)(bing)桶(tong)(tong)中(zhong)的(de)水(shui)(shui)(shui)(shui)(shui)被凍結時,冰(bing)(bing)(bing)(bing)桶(tong)(tong)組將由(you)起重(zhong)機連續(xu)地從制(zhi)(zhi)冰(bing)(bing)(bing)(bing)罐中(zhong)提(ti)起并(bing)放入(ru)(ru)冰(bing)(bing)(bing)(bing)融化罐中(zhong)以融化冰(bing)(bing)(bing)(bing),然后將冰(bing)(bing)(bing)(bing)架(jia)用于脫(tuo)水(shui)(shui)(shui)(shui)(shui),并(bing)且冰(bing)(bing)(bing)(bing)將被儲(chu)存或直接通過滑行路徑(jing)運輸到冰(bing)(bing)(bing)(bing)儲(chu)存器中(zhong)。脫(tuo)水(shui)(shui)(shui)(shui)(shui)后,將空冰(bing)(bing)(bing)(bing)桶(tong)(tong)裝滿(man)水(shui)(shui)(shui)(shui)(shui),然后放入(ru)(ru)制(zhi)(zhi)冰(bing)(bing)(bing)(bing)罐中(zhong)繼續(xu)生產,等等。

鹽水制冰機的溫度的測定:
1)鹽水(shui)溫(wen)度(du)t1 t1直(zhi)接影響(xiang)冷(leng)凍(dong)速(su)度(du)和冰塊質量。 T1降低,冷(leng)凍(dong)速(su)度(du)增加(jia),但蒸發溫(wen)度(du)要(yao)求(qiu)降低,因此制冷(leng)系數降低。 T1增加(jia),這不利于鹽水(shui)和冰桶之間(jian)的(de)熱(re)傳遞,并減慢(man)冷(leng)凍(dong)速(su)度(du)。一般t1-10℃。
2)鹽(yan)水溫(wen)度(du)(du)與蒸(zheng)發(fa)(fa)溫(wen)度(du)(du)t2之間的(de)(de)溫(wen)差較大,可加(jia)速(su)鹽(yan)水與制(zhi)冷(leng)劑之間的(de)(de)傳熱,有利于鹽(yan)水的(de)(de)冷(leng)卻,但(dan)隨著(zhu)t2的(de)(de)增(zeng)加(jia),蒸(zheng)發(fa)(fa)溫(wen)度(du)(du)降低將需要,這將導(dao)致壓縮機的(de)(de)單位功(gong)耗增(zeng)加(jia)。因此,蒸(zheng)發(fa)(fa)溫(wen)度(du)(du)與鹽(yan)水溫(wen)差在5℃之間。
3)鹽(yan)(yan)(yan)水(shui)(shui)的(de)凝(ning)固溫(wen)(wen)度(du)必須確保它不(bu)會在低溫(wen)(wen)下(xia)凍(dong)結(jie),以保持鹽(yan)(yan)(yan)水(shui)(shui)在制冰(bing)池(chi)中循環。如果(guo)鹽(yan)(yan)(yan)水(shui)(shui)的(de)冷(leng)凍(dong)溫(wen)(wen)度(du)接近蒸發(fa)溫(wen)(wen)度(du),則鹽(yan)(yan)(yan)水(shui)(shui)有凍(dong)結(jie)的(de)風險。但是,如果(guo)要(yao)求鹽(yan)(yan)(yan)水(shui)(shui)的(de)凝(ning)固溫(wen)(wen)度(du)太低,則由(you)于鹽(yan)(yan)(yan)水(shui)(shui)濃度(du)的(de)增加(jia),攪拌器的(de)功率消(xiao)耗將增加(jia)。因此,鹽(yan)(yan)(yan)水(shui)(shui)冷(leng)凍(dong)溫(wen)(wen)度(du)比(bi)蒸發(fa)溫(wen)(wen)度(du)低6~8℃。
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