甲醇水精餾分離板式塔設(shè)計(jì)課程設(shè)計(jì)

1、板式精餾塔設(shè)計(jì)任務(wù)書(shū)板式精餾塔設(shè)計(jì)任務(wù)書(shū)一、設(shè)計(jì)題目：甲醇―水精餾分離板式塔設(shè)計(jì)二、設(shè)計(jì)任務(wù)及操作條件1.設(shè)計(jì)任務(wù)：生產(chǎn)能力（進(jìn)料量）40000噸／年操作周期330天／年進(jìn)料組成甲醇50％，水50%（質(zhì)量分率，下同）塔頂產(chǎn)品組成≥98％塔底產(chǎn)品組成≤1%2.操作條件操作壓力常壓進(jìn)料熱狀態(tài)泡點(diǎn)單板壓降：≯0.7kPa3.設(shè)備型式浮閥式精餾塔4.廠址信陽(yáng)地區(qū)三、設(shè)計(jì)內(nèi)容：1、設(shè)計(jì)方案的選擇及流程說(shuō)明2、工藝計(jì)算3、主要設(shè)備工藝尺寸設(shè)計(jì)（1）

2、塔徑及精、提餾段塔板結(jié)構(gòu)尺寸的確定（2）塔板的流體力學(xué)校核（3）塔板的負(fù)荷性能圖（4）總塔高、總壓降及接管尺寸的確定4、塔設(shè)備機(jī)械設(shè)計(jì)計(jì)算及輔助設(shè)備選型與計(jì)算5、設(shè)計(jì)結(jié)果匯總6、工藝流程圖及精餾塔裝配圖7、設(shè)計(jì)評(píng)述8、參考資料目錄第一部分設(shè)計(jì)概述一、前言.............................................................................................

3、...........................1二、緒論........................................................................................................................12.1設(shè)計(jì)任務(wù)............................................................

4、..............................................12.2設(shè)計(jì)條件..........................................................................................................12.3設(shè)計(jì)方案....................................................

5、......................................................12.3.1設(shè)計(jì)流程框圖...........................................................................................................22.3.2設(shè)計(jì)流程框圖...................................

6、........................................................................2第二部分塔的工藝計(jì)算一、整理有關(guān)物性數(shù)據(jù)................................................................................................31.1水和甲醇的性質(zhì)....................

7、...........................................................................3二、全塔物料衡算........................................................................................................32.1進(jìn)料液及塔頂、塔底產(chǎn)品的摩爾分?jǐn)?shù)............

8、...............................................3三、塔板數(shù)的確定........................................................................................................43.1最小回流比及精餾段提餾段操作線方程.......................................

9、................43.2相平衡常數(shù)的計(jì)算...........................................................................................53.3最小理論板數(shù)計(jì)算.........................................................................................

10、..53.4全塔效率的計(jì)算...............................................................................................5四、精餾塔的相關(guān)物性數(shù)據(jù)的計(jì)算............................................................................64.1操作壓強(qiáng)的計(jì)算.........

11、.....................................................................................64.2操作溫度的計(jì)算..............................................................................................64.3平均摩爾質(zhì)量的計(jì)算.................

12、.....................................................................64.4液體平均粘度的計(jì)算......................................................................................74.5平均密度的計(jì)算.........................................

13、......................................................74.6液相平均表面張力的計(jì)算...............................................................................8五、精餾塔主要工藝尺寸的計(jì)算.........................................................

14、.......................95.1塔徑的計(jì)算......................................................................................................95.2精餾塔有效高度的計(jì)算........................................................................