鹽(yan)水制(zhi)(zhi)冰是應用較(jiao)廣泛、歷史悠久的(de)一種(zhong)間(jian)接冷卻制(zhi)(zhi)冰方法。制(zhi)(zhi)出的(de)冰堅(jian)實、不易融化,便于(yu)貯(zhu)藏和搬運(yun),在(zai)國內漁業(ye)(ye)、食品業(ye)(ye)、運(yun)輸業(ye)(ye)及醫療(liao)機(ji)構等行(xing)業(ye)(ye)中使用的(de)比較(jiao)普遍。下(xia)面給(gei)大(da)家(jia)介紹關于(yu)鹽(yan)水制(zhi)(zhi)冰機(ji)的(de)制(zhi)(zhi)冰流(liu)程有哪些?以及溫度如(ru)何測定?的(de)內容,歡迎大(da)家(jia)閱(yue)讀!
鹽水制冰機的制冰流程:
鹽(yan)(yan)水(shui)(shui)(shui)(shui)(shui)制(zhi)(zhi)冰(bing)(bing)(bing)是一(yi)種間接(jie)冷(leng)卻(que)系統。在(zai)(zai)傳統的咸水(shui)(shui)(shui)(shui)(shui)制(zhi)(zhi)冰(bing)(bing)(bing)池(chi)(chi)(chi)中(zhong),蒸發(fa)器鹽(yan)(yan)水(shui)(shui)(shui)(shui)(shui)池(chi)(chi)(chi)和鹽(yan)(yan)水(shui)(shui)(shui)(shui)(shui)制(zhi)(zhi)冰(bing)(bing)(bing)池(chi)(chi)(chi)組合成一(yi)個制(zhi)(zhi)冰(bing)(bing)(bing)池(chi)(chi)(chi),由隔(ge)板隔(ge)開。在(zai)(zai)鹽(yan)(yan)水(shui)(shui)(shui)(shui)(shui)在(zai)(zai)蒸發(fa)器鹽(yan)(yan)水(shui)(shui)(shui)(shui)(shui)池(chi)(chi)(chi)中(zhong)冷(leng)卻(que)后(hou)(hou),它在(zai)(zai)攪拌器的作用下進入(ru)(ru)制(zhi)(zhi)冰(bing)(bing)(bing)鹽(yan)(yan)水(shui)(shui)(shui)(shui)(shui)池(chi)(chi)(chi)以冷(leng)卻(que)冰(bing)(bing)(bing)桶。在(zai)(zai)溫度升高之后(hou)(hou),鹽(yan)(yan)水(shui)(shui)(shui)(shui)(shui)從另一(yi)側流入(ru)(ru)蒸發(fa)器鹽(yan)(yan)水(shui)(shui)(shui)(shui)(shui)池(chi)(chi)(chi)以進一(yi)步冷(leng)卻(que)。在(zai)(zai)鹽(yan)(yan)水(shui)(shui)(shui)(shui)(shui)制(zhi)(zhi)冰(bing)(bing)(bing)設備中(zhong),蒸發(fa)器中(zhong)制(zhi)(zhi)冷(leng)劑的熱量吸收(shou)鹽(yan)(yan)水(shui)(shui)(shui)(shui)(shui),保持鹽(yan)(yan)水(shui)(shui)(shui)(shui)(shui)冷(leng)卻(que)在(zai)(zai)-10~14℃左右。當冰(bing)(bing)(bing)桶中(zhong)的水(shui)(shui)(shui)(shui)(shui)被(bei)凍結時,冰(bing)(bing)(bing)桶組將(jiang)(jiang)由起重機連(lian)續地從制(zhi)(zhi)冰(bing)(bing)(bing)罐(guan)(guan)中(zhong)提起并放入(ru)(ru)冰(bing)(bing)(bing)融化(hua)罐(guan)(guan)中(zhong)以融化(hua)冰(bing)(bing)(bing),然(ran)后(hou)(hou)將(jiang)(jiang)冰(bing)(bing)(bing)架用于脫水(shui)(shui)(shui)(shui)(shui),并且冰(bing)(bing)(bing)將(jiang)(jiang)被(bei)儲(chu)存或直接(jie)通過(guo)滑行路徑運輸到冰(bing)(bing)(bing)儲(chu)存器中(zhong)。脫水(shui)(shui)(shui)(shui)(shui)后(hou)(hou),將(jiang)(jiang)空冰(bing)(bing)(bing)桶裝滿水(shui)(shui)(shui)(shui)(shui),然(ran)后(hou)(hou)放入(ru)(ru)制(zhi)(zhi)冰(bing)(bing)(bing)罐(guan)(guan)中(zhong)繼續生(sheng)產(chan),等等。

鹽水制冰機的溫度的測定:
1)鹽(yan)(yan)水溫度t1 t1直接影響冷(leng)凍(dong)速度和(he)冰塊質量。 T1降低,冷(leng)凍(dong)速度增(zeng)加(jia),但蒸(zheng)發溫度要求降低,因(yin)此制(zhi)冷(leng)系數降低。 T1增(zeng)加(jia),這不利于鹽(yan)(yan)水和(he)冰桶之間的(de)熱傳遞,并減慢冷(leng)凍(dong)速度。一般t1-10℃。
2)鹽(yan)水(shui)溫度與蒸(zheng)發(fa)(fa)溫度t2之間(jian)的(de)(de)(de)溫差較大,可加速鹽(yan)水(shui)與制冷(leng)劑之間(jian)的(de)(de)(de)傳熱,有(you)利于鹽(yan)水(shui)的(de)(de)(de)冷(leng)卻,但隨著t2的(de)(de)(de)增加,蒸(zheng)發(fa)(fa)溫度降低(di)將需(xu)要,這將導致壓縮機的(de)(de)(de)單位功耗增加。因(yin)此(ci),蒸(zheng)發(fa)(fa)溫度與鹽(yan)水(shui)溫差在5℃之間(jian)。
3)鹽(yan)(yan)(yan)(yan)水的(de)(de)凝(ning)(ning)固(gu)溫(wen)(wen)度(du)必須確保它不會在低(di)溫(wen)(wen)下(xia)凍(dong)結(jie),以保持(chi)鹽(yan)(yan)(yan)(yan)水在制(zhi)冰池中循環(huan)。如(ru)果鹽(yan)(yan)(yan)(yan)水的(de)(de)冷(leng)凍(dong)溫(wen)(wen)度(du)接近蒸發溫(wen)(wen)度(du),則(ze)鹽(yan)(yan)(yan)(yan)水有凍(dong)結(jie)的(de)(de)風險(xian)。但(dan)是,如(ru)果要求鹽(yan)(yan)(yan)(yan)水的(de)(de)凝(ning)(ning)固(gu)溫(wen)(wen)度(du)太低(di),則(ze)由于鹽(yan)(yan)(yan)(yan)水濃(nong)度(du)的(de)(de)增(zeng)加(jia)(jia),攪(jiao)拌器的(de)(de)功率消耗(hao)將增(zeng)加(jia)(jia)。因此,鹽(yan)(yan)(yan)(yan)水冷(leng)凍(dong)溫(wen)(wen)度(du)比蒸發溫(wen)(wen)度(du)低(di)6~8℃。
感謝閱讀,以上就是對鹽水制冰機的制冰流程有哪些?以及溫度如何測定?的介紹,部分內容來自網絡,僅供參考。如果您想了解更多有關鹽水制冰機的詳(xiang)(xiang)細事宜(yi),歡迎致電詳(xiang)(xiang)詢,竭誠為您服務。