Aspen傳熱單元模塊

1、 求壓力為求壓力為 0.2 MPa，含甲醇，含甲醇30%w、乙醇、乙醇20%w、正丙醇、正丙醇20%w、水、水30%w 的混合物的泡的混合物的泡點和露點點和露點 用用1200 kg/hr飽和水蒸汽飽和水蒸汽 (0.3 MPa)加熱加熱2000 kg/hr 甲醇甲醇 (20 、0.3 MPa)。離開換熱器的蒸汽冷凝水壓力為離開換熱器的蒸汽冷凝水壓力為0.28 MPa、過冷度為、過冷度為2 。換熱器傳熱系數(shù)。換熱器傳熱系數(shù)根據(jù)相態(tài)選擇。求甲醇出口溫度、相根據(jù)相態(tài)選擇。求甲醇出口溫度、相態(tài)、需要的換熱面積。態(tài)、需要的換熱面積。Filename: HEATX.BKPw Objective: Compa

2、re the simulation of a heat exchanger that uses water to cool a hydrocarbon mixture using three methods: a shortcut HeatX, a rigorous HeatX and two Heaters connected with a Heat stream.RHEATXRHOT-INRCLD-INRCLD-OUTSHEATXSHOT-INSCLD-INSCLD-OUTSHOT-OUTHEATER-1HCLD-INQ-TRANSHCLD-OUTHEATER-2HHOT-INHHOT-O

3、UTRHOT-OUTHeatX Workshop HeatX Workshop (Continued)w Hydrocarbon streamnTemperature: 200 CnPressure: 4 barnFlowrate: 10000 kg/hrnComposition: 50 wt% benzene, 20% styrene, 20% ethylbenzene and 10% waternValid phases are Vapor-Liquid-Liquid.w Cooling water nTemperature: 20 CnPressure: 10 barnFlow rate

4、: 60000 kg/hrnComposition: 100% waterw Choose appropriate the Property Method for both the hot and cold sides of this system.HeatX Workshop (Continued)w Shortcut HeatX block:nHydrocarbon stream exit has a vapor fraction of 0nNo pressure drop in either streamw Two Heater blocks:nUse the same specific

5、ations as the shortcut HeatX simulationw Rigorous HeatX block:nHydrocarbons in shell leave with a vapor fraction of 0nShell diameter 1 m, 1 tube passn300 bare tubes, 3 m length, pitch 31 mm, 21 mm ID, 25 mm ODnAll nozzles 100 mmn5 baffles, 15% cutnCreate heat curves containing all info required for t