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發(fa)布(bu)者: 奧(ao)伯特烘干 時間(jian):2021-6-15 11:10:46
1、烘(hong)(hong)干(gan)(gan)室氣(qi)速過(guo)低,霧(wu)群烘(hong)(hong)干(gan)(gan)時外側的霧(wu)滴首(shou)先被烘(hong)(hong)干(gan)(gan)。由(you)于霧(wu)群的初速度(du)比氣(qi)速高(gao)得(de)多,產生上旋流后(hou)使干(gan)(gan)粉進入(ru)高(gao)溫(wen)區(qu),這(zhe)部分烘(hong)(hong)干(gan)(gan)機經受(shou)高(gao)溫(wen)后(hou)發生變質(zhi)等現(xian)象。
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