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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-展示頁

2024-11-19 14:06本頁面
  

【正文】 : 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 ................ 436 Tray press loss, m ................ Tray press loss, atm ................ 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, atm ................ Joint efficiency ................ Allowable stress atm ................ Corrosion allowance m ................ Column thickness m ................ Bottom thickness m ................ TPXY 圖 XY圖 點擊 Plot TPXY,出現(xiàn)如下畫面: 填入組分如上,第一組分苯,第二組分甲苯,大氣壓 1atm, No. of point 10 點 OK ,即可出現(xiàn)如下: 溫度 — 組成圖 苯 — 甲苯組成圖( X— Y 相圖) 4 應(yīng)用舉例(二) 設(shè)計任務(wù)及條件 某廠以苯和乙烯為原料,通過液相烷基化反應(yīng)生成含乙苯和苯的混合物。 OK ( 10)運行 列出物料衡算表 Scds Rigorous Distillation Summary Equip. No. 2 Name No. of stages 14 1st feed stage 7 Condenser mode 6 Condenser spec. Cond. p i 1 Reboiler mode 6 Reboiler spec. Rebl. p i 1 Cond duty MJ/h Reblr duty MJ/h Reflux mole kmol/h Reflux ratio Reflux mass kg/h Column diameter m Tray space m No of sections 1 No of passes (S1) 1 Weir side width m Weir height m System factor ( 11 )設(shè)備尺寸計算 點擊 Sizing Trays,在 Select unitops 中填入 2, OK 。 ( 8)運行模擬計算,并顯示計算結(jié)果 按住圓內(nèi)的1,點右 鍵,選擇運行: 再雙擊圓內(nèi)的1,出現(xiàn)如下畫面,顯示計算結(jié)果 可知運算的的理論板數(shù)為14塊,進料板是第7塊,單擊OK
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