[{"ID":"1630","ParentID":"1613","MainID":"1613","CompanyID":"199327","Title":"臥式沸騰干燥機(jī)","HitNumber":"773","CreateTime":"2020/4/16 8:37:55","UpdateTime":"2020/4/16 8:37:55","RecommendNum":"0","Picture":"2/20200416/637226228608807621776.jpg","PictureDomain":"img71","MainTitle":"臥式沸騰干燥機(jī)","Detail":"流態(tài)化床，簡稱流化床，是一種利用氣體或液體通過顆粒狀固體層而使固體顆粒處于懸浮運(yùn)動狀態(tài)，并進(jìn)行氣固相反應(yīng)過程或液固相反應(yīng)過程的反應(yīng)器。包括散式流化床、聚式流化床（氣泡床）、沸騰床、湍動床和氣輸床。1基本定義流態(tài)化床，簡稱流化床，是一種利用氣體或液體通過顆粒狀固體層而使固體顆粒處于懸浮運(yùn)動狀態(tài)，并進(jìn)行氣固相反應(yīng)過程或液固相反應(yīng)過程的反應(yīng)器。在用于氣固系統(tǒng)時，又稱沸騰床。2流化床分類當(dāng)流速達(dá)到某一限值時，床層剛剛能被流體托動時，床內(nèi)顆粒就開始流化起來，這時的流體空床線速度稱為臨界流化速度μmf。散式","Author":"劉爽"}]