化工原理--換熱器設(shè)計(jì)任務(wù)書(shū) (最終)

1、1化學(xué)與材料工程學(xué)院應(yīng)用化學(xué)專(zhuān)業(yè)化工原理課程設(shè)計(jì)題目題目用于用于2525萬(wàn)噸萬(wàn)噸年煤油換熱的列管式換熱器的設(shè)計(jì)年煤油換熱的列管式換熱器的設(shè)計(jì)說(shuō)明書(shū)說(shuō)明書(shū)附錄附錄圖紙附錄附錄指導(dǎo)教師指導(dǎo)教師熊靜學(xué)生姓名學(xué)生姓名丁鵬飛丁鵬飛20152015年4月2121日列管式換熱器設(shè)計(jì)任務(wù)書(shū)列管式換熱器設(shè)計(jì)任務(wù)書(shū)化工原理課程設(shè)計(jì)說(shuō)明書(shū)3（3）5、主要設(shè)備工藝尺寸設(shè)計(jì)（1）管徑尺寸和管內(nèi)流速的確定（2）傳熱面積、管程數(shù)、管數(shù)和殼程數(shù)的確定（3）接管尺寸的確

2、定6、設(shè)計(jì)結(jié)果匯總7、工藝流程圖及換熱器工藝條件圖8、設(shè)計(jì)評(píng)述目錄目錄一、概述..................................................................................................................................4二、設(shè)計(jì)方案的選擇.........................................

3、.......................................................................62.2流動(dòng)空間及流速的確定....................................................................................................7三、確定物理性質(zhì)數(shù)據(jù)........................

4、...................................................................................73.1定性溫度...........................................................................................................................83.2殼程

5、流體（煤油）的定性溫度為......................................................................................83.3管程流體（水）的定性溫度..............................................................................................9四、設(shè)計(jì)計(jì)算.....

6、.......................................................................................................................94.1計(jì)算總傳熱系數(shù)..........................................................................................

7、.......................94.1.1熱流量.....................................................................................................................94.1.2平均傳熱溫差...........................................................

8、...........................................104.1.3冷卻水用量...........................................................................................................104.2工藝結(jié)構(gòu)尺寸...............................................

9、....................................................................114.2.1管徑和管內(nèi)流速...................................................................................................114.2.2管程數(shù)和傳熱管數(shù)........................

10、.......................................................................114.2.3平均傳熱溫差校正及殼程數(shù)...............................................................................124.2.4傳熱管排列和分程方法..................................

11、....................................................124.2.5殼體內(nèi)徑..............................................................................................................13五、主要設(shè)備工藝尺寸設(shè)計(jì).................................

12、.............................................................145.1殼程對(duì)流傳熱系數(shù)............................................................................................................145.2管程對(duì)流傳熱系數(shù).........................

13、..................................................................................155.3傳熱系數(shù)K......................................................................................................................155.4傳熱面積S

14、.......................................................................................................................155.5換熱器內(nèi)流體的流動(dòng)阻力.....................................................................................

15、..........165.6管程流動(dòng)阻力...................................................................................................................175.7殼程阻力...........................................................................

16、................................................17六、設(shè)計(jì)結(jié)果總匯................................................................................................................18七、設(shè)計(jì)評(píng)述..........................................