一臺紅棗烘干機設備在烘干紅棗時烘干溫度是如何進行控制的?
紅(hong)(hong)棗烘干(gan)機設備(bei)(bei)是(shi)(shi)近些(xie)年所(suo)產生的(de)一種(zhong)設備(bei)(bei),這(zhe)種(zhong)設備(bei)(bei)是(shi)(shi)利(li)用外界中的(de)空氣熱(re)量來進(jin)(jin)行(xing)(xing)烘干(gan)紅(hong)(hong)棗的(de),烘干(gan)的(de)過程中是(shi)(shi)采用蒸發器在外界進(jin)(jin)行(xing)(xing)吸收熱(re)量,然后再(zai)將(jiang)這(zhe)種(zhong)氣體(ti)(ti)傳到壓(ya)縮(suo)(suo)機進(jin)(jin)行(xing)(xing)壓(ya)縮(suo)(suo)成高(gao)(gao)溫高(gao)(gao)壓(ya)的(de)氣體(ti)(ti),壓(ya)縮(suo)(suo)成高(gao)(gao)溫高(gao)(gao)壓(ya)的(de)氣體(ti)(ti)后,將(jiang)這(zhe)種(zhong)氣體(ti)(ti)傳到冷(leng)凝器進(jin)(jin)行(xing)(xing)釋放出熱(re)量來給紅(hong)(hong)棗進(jin)(jin)行(xing)(xing)烘干(gan),依次這(zhe)樣(yang)循環就是(shi)(shi)紅(hong)(hong)棗烘干(gan)機設備(bei)(bei)烘干(gan)的(de)原(yuan)理。
使用紅棗烘干機設備烘干紅棗的方法步驟
一、預熱階段
剛開式我們把紅(hong)棗(zao)烘干機(ji)設備的溫度(du)調到40-50攝氏(shi)度(du)之間,時(shi)間為(wei)2小時(shi),表(biao)皮(pi)水(shui)分(fen)蒸發。

二、排濕烘干(gan)
排濕階段我們把烘干機的(de)溫度升(sheng)溫到55攝氏度,時(shi)間(jian)為10小時(shi),此時(shi)的(de)紅(hong)棗脫(tuo)水(shui)率為百分之70左(zuo)右(you)。
三、高(gao)溫烘干
這個階段的(de)烘干我們要把溫(wen)度(du)(du)升溫(wen)到(dao)60攝(she)氏(shi)度(du)(du),加強(qiang)除 濕,濕度(du)(du)為(wei)百(bai)分之55,時間為(wei)10小時
四、高溫(wen)排(pai)濕
高溫(wen)(wen)排濕(shi)階段我們要均勻讓(rang)紅棗進(jin)行排濕(shi),溫(wen)(wen)度降溫(wen)(wen)控制(zhi)在攝氏度55,烘烤(kao)時間為5小時,此(ci)時紅棗含水率低于百分(fen)之12。
總結(jie):紅(hong)棗(zao)(zao)烘(hong)(hong)(hong)干(gan)(gan)機(ji)(ji)再(zai)在烘(hong)(hong)(hong)干(gan)(gan)紅(hong)棗(zao)(zao)時(shi),需(xu)要注意的是如(ru)何進行(xing)控制烘(hong)(hong)(hong)干(gan)(gan)機(ji)(ji)的溫度,與烘(hong)(hong)(hong)干(gan)(gan)的時(shi)間(jian),如(ru)果(guo)控制不(bu)(bu)好紅(hong)棗(zao)(zao)烘(hong)(hong)(hong)干(gan)(gan)機(ji)(ji)設備的話,烘(hong)(hong)(hong)干(gan)(gan)出來的紅(hong)棗(zao)(zao)質量就(jiu)無(wu)法進行(xing)保障,或(huo)者(zhe)說是紅(hong)棗(zao)(zao)烘(hong)(hong)(hong)干(gan)(gan)機(ji)(ji)設備在烘(hong)(hong)(hong)干(gan)(gan)紅(hong)棗(zao)(zao)時(shi)因為時(shi)間(jian)沒有控制好,就(jiu)會發生一(yi)種情況就(jiu)是烘(hong)(hong)(hong)干(gan)(gan)的過程(cheng)中受(shou)熱(re)不(bu)(bu)均(jun)勻(yun),烘(hong)(hong)(hong)干(gan)(gan)出來的效果(guo)不(bu)(bu)好。
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