鹽(yan)水制(zhi)冰(bing)是應用較(jiao)廣泛、歷史悠久的一種間接冷(leng)卻制(zhi)冰(bing)方法(fa)。制(zhi)出的冰(bing)堅實、不易融化,便于貯藏和搬運,在(zai)國(guo)內漁業(ye)、食品(pin)業(ye)、運輸業(ye)及(ji)醫(yi)療機(ji)構等行業(ye)中使用的比(bi)較(jiao)普遍(bian)。下面給大家介紹關(guan)于鹽(yan)水制(zhi)冰(bing)機(ji)的制(zhi)冰(bing)流程以及(ji)溫(wen)度(du)如何測定?的內容,歡迎大家閱讀!
鹽水制冰機的制冰流程:
鹽(yan)(yan)(yan)(yan)水制(zhi)冰(bing)(bing)是一(yi)(yi)種間(jian)接冷(leng)卻(que)(que)系(xi)統。在(zai)(zai)傳統的(de)(de)咸水制(zhi)冰(bing)(bing)池(chi)(chi)中(zhong)(zhong),蒸發器(qi)(qi)鹽(yan)(yan)(yan)(yan)水池(chi)(chi)和鹽(yan)(yan)(yan)(yan)水制(zhi)冰(bing)(bing)池(chi)(chi)組合成一(yi)(yi)個(ge)制(zhi)冰(bing)(bing)池(chi)(chi),由隔板隔開。在(zai)(zai)鹽(yan)(yan)(yan)(yan)水在(zai)(zai)蒸發器(qi)(qi)鹽(yan)(yan)(yan)(yan)水池(chi)(chi)中(zhong)(zhong)冷(leng)卻(que)(que)后(hou),它在(zai)(zai)攪(jiao)拌器(qi)(qi)的(de)(de)作(zuo)用下進(jin)入(ru)制(zhi)冰(bing)(bing)鹽(yan)(yan)(yan)(yan)水池(chi)(chi)以冷(leng)卻(que)(que)冰(bing)(bing)桶。在(zai)(zai)溫(wen)度升(sheng)高之后(hou),鹽(yan)(yan)(yan)(yan)水從另一(yi)(yi)側流入(ru)蒸發器(qi)(qi)鹽(yan)(yan)(yan)(yan)水池(chi)(chi)以進(jin)一(yi)(yi)步(bu)冷(leng)卻(que)(que)。在(zai)(zai)鹽(yan)(yan)(yan)(yan)水制(zhi)冰(bing)(bing)設(she)備中(zhong)(zhong),蒸發器(qi)(qi)中(zhong)(zhong)制(zhi)冷(leng)劑的(de)(de)熱量吸收鹽(yan)(yan)(yan)(yan)水,保(bao)持鹽(yan)(yan)(yan)(yan)水冷(leng)卻(que)(que)在(zai)(zai)-10~14℃左右。當(dang)冰(bing)(bing)桶中(zhong)(zhong)的(de)(de)水被(bei)凍(dong)結時,冰(bing)(bing)桶組將由起重機連續地從制(zhi)冰(bing)(bing)罐(guan)中(zhong)(zhong)提起并放入(ru)冰(bing)(bing)融化(hua)罐(guan)中(zhong)(zhong)以融化(hua)冰(bing)(bing),然(ran)后(hou)將冰(bing)(bing)架用于脫(tuo)水,并且冰(bing)(bing)將被(bei)儲(chu)存或直接通過滑行路(lu)徑運輸到冰(bing)(bing)儲(chu)存器(qi)(qi)中(zhong)(zhong)。脫(tuo)水后(hou),將空(kong)冰(bing)(bing)桶裝(zhuang)滿水,然(ran)后(hou)放入(ru)制(zhi)冰(bing)(bing)罐(guan)中(zhong)(zhong)繼續生產,等(deng)(deng)等(deng)(deng)。
鹽水制冰機的溫度的測定:
1)鹽(yan)水(shui)溫(wen)度(du)(du)t1 t1直接影(ying)響冷凍速(su)度(du)(du)和(he)冰(bing)塊(kuai)質(zhi)量。 T1降低,冷凍速(su)度(du)(du)增加,但蒸發溫(wen)度(du)(du)要(yao)求降低,因此(ci)制冷系數降低。 T1增加,這(zhe)不(bu)利于鹽(yan)水(shui)和(he)冰(bing)桶之(zhi)間的(de)熱傳遞,并減慢冷凍速(su)度(du)(du)。一(yi)般(ban)t1-10℃。
2)鹽水溫(wen)(wen)度(du)與蒸(zheng)發溫(wen)(wen)度(du)t2之(zhi)間的(de)溫(wen)(wen)差(cha)較大,可加(jia)速鹽水與制冷劑之(zhi)間的(de)傳(chuan)熱,有利于鹽水的(de)冷卻,但隨著t2的(de)增(zeng)加(jia),蒸(zheng)發溫(wen)(wen)度(du)降低將需要,這將導致壓(ya)縮機的(de)單(dan)位(wei)功耗增(zeng)加(jia)。因(yin)此,蒸(zheng)發溫(wen)(wen)度(du)與鹽水溫(wen)(wen)差(cha)在(zai)5℃之(zhi)間。
3)鹽(yan)(yan)水的(de)凝(ning)固(gu)溫度(du)(du)(du)必須確保它不會在低(di)溫下凍(dong)結,以保持(chi)鹽(yan)(yan)水在制冰池中循環。如果(guo)鹽(yan)(yan)水的(de)冷(leng)凍(dong)溫度(du)(du)(du)接近蒸(zheng)發(fa)溫度(du)(du)(du),則鹽(yan)(yan)水有凍(dong)結的(de)風險。但是,如果(guo)要(yao)求鹽(yan)(yan)水的(de)凝(ning)固(gu)溫度(du)(du)(du)太低(di),則由于鹽(yan)(yan)水濃度(du)(du)(du)的(de)增加,攪(jiao)拌器的(de)功(gong)率消耗將增加。因此,鹽(yan)(yan)水冷(leng)凍(dong)溫度(du)(du)(du)比蒸(zheng)發(fa)溫度(du)(du)(du)低(di)6~8℃。
感謝閱讀,以上就是對鹽水制冰機的制冰流程以及溫度如何測定?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(de)詳(xiang)細事宜,歡迎(ying)致電詳(xiang)詢,竭誠為您服(fu)務(wu)。