化工原理課程設(shè)計(jì) 乙醇-水精餾塔設(shè)計(jì)

1、成績(jī)大連民族學(xué)院化工原理課程設(shè)計(jì)說(shuō)明書(shū)題目：目：乙醇乙醇—水連續(xù)精餾塔的設(shè)計(jì)水連續(xù)精餾塔的設(shè)計(jì)設(shè)計(jì)人：人：1104系別：別：生物工程生物工程班級(jí)：級(jí)：生物工程生物工程121班指導(dǎo)教師：指導(dǎo)教師：老師老師設(shè)計(jì)日期：設(shè)計(jì)日期：2014年10月21日~11月3日溫馨提示：本設(shè)計(jì)有一小部分計(jì)算存在錯(cuò)誤，但步驟應(yīng)該沒(méi)問(wèn)題溫馨提示：本設(shè)計(jì)有一小部分計(jì)算存在錯(cuò)誤，但步驟應(yīng)該沒(méi)問(wèn)題目錄目錄前言..............................

2、..........................................................................................................1第一章概述............................................................................................................

3、..............11.1塔型選擇..................................................................................................................11.2操作壓強(qiáng)選擇..........................................................................

4、................................11.3進(jìn)料熱狀態(tài)選擇......................................................................................................11.4加熱方式...................................................................

5、...............................................21.5回流比的選擇..........................................................................................................21.6精餾流程的確定..............................................

6、........................................................2第二章主要基礎(chǔ)數(shù)據(jù)..........................................................................................................22.1水和乙醇的物理性質(zhì)...................................

7、...........................................................22.2常壓下乙醇—水的氣液平衡數(shù)據(jù)..........................................................................32.3ABC—Antoine常數(shù)....................................................

8、........................................4第三章設(shè)計(jì)計(jì)算..................................................................................................................43.1塔的物料衡算................................................

9、..........................................................43.1.1料液及塔頂、塔底產(chǎn)品含乙醇摩爾分率..................................................43.1.2平均分子量..............................................................................

10、....................43.1.3物料衡算......................................................................................................43.2塔板數(shù)的確定..............................................................................

11、............................43.2.1理論塔板數(shù)NT的求取.................................................................................43.2.2全塔效率ET的求取................................................................................

12、.....53.2.3實(shí)際塔板數(shù)N...............................................................................................63.3塔的工藝條件及物性數(shù)據(jù)計(jì)算..............................................................................63.3.1操作壓強(qiáng)Pm.

13、.................................................................................................63.3.2溫度tm..........................................................................................................63.3.3平

14、均摩爾質(zhì)量Mm..........................................................................................63.3.4平均密度ρm..................................................................................................73.3.5液體表面張力σ