石油化工流程模擬軟件chemcad在石油化工工藝課程中的應(yīng)用(參考版)
2024-11-11 14:06本頁面
【正文】 過程模擬 在所畫流程圖中， 3 號塔（苯 — 乙苯塔）塔頂分離出苯，塔底分 離出乙苯； 5 號塔（乙苯 — 二乙苯）頂分離出乙苯，塔底分離出二乙苯 流程圖 乙苯 — 二乙苯塔模擬結(jié)果 物料名稱 進(jìn)料 塔頂餾液 釜液 生產(chǎn)值 Aspen plus 計(jì)算值 Chemcad 計(jì)算值 生產(chǎn)值 Aspen plus 計(jì)算值 Chemcad 計(jì)算值 組成（摩爾分苯 甲苯 乙苯 率） 二甲苯 二乙苯 三乙苯 焦油 水 3 塔結(jié)果尺寸設(shè)計(jì)結(jié)果如下（只列出塔頂?shù)谝粔K板的結(jié)果） Equip. 3 Tray No. 2 Tray Loadings Vapor Liquid kg/h kg/h m3/h m3/h Density kg/m3 kg/m3 System factor ................ Valve type : V1 Valve material : . Valve thickness, gage ................ Deck thickness, gage ................ Tower internal diameter, m ................ Tray spacing, m ................ No. of tray liquid passes ................ 1 Downer dimension, Width m Length m Area m2 Side Avg. weir length m ................ Weir height, m ................ Flow path length m ................ Flow path width m ................ Tray area, m2 ................ Tray active area m2 ................ % flood ................ Hole area m2 ................ Approx of valves ................ 133 Tray press loss, m ................ Tray press loss, MPa ................ Dry press drop, m ................ Downer clearance m ................ Downer head loss m ................ Downer backup m ................ Downer residence time, sec ................ Liquid holdup m3 ................ Liquid holdup kg ................ Design pressure, MPa ................ Joint efficiency ................ Allowable stress MPa ................ Corrosion allowance m ................ Column thickness m ................ Bottom thickness m ................ 5 號塔頂板 Equip. 5 Tray No. 2 Tray Loadings Vapor Liquid kg/h kg/h m3/h m3/h Density kg/m3 kg/m3 System factor ................ Valve type : V1 Valve material : . Valve thickness, gage ................ Deck
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