1、內(nèi)蒙古科技大學(xué)課程設(shè)計(jì)說(shuō)明書(shū)I摘要：摘要：目前用于氣液分離的傳質(zhì)設(shè)備主要采用板式塔，對(duì)于二元混合物的分離，應(yīng)采用連續(xù)精餾過(guò)程。本課程設(shè)計(jì)題目是《年產(chǎn)3.3萬(wàn)噸純度為99.8%的苯浮閥精餾塔設(shè)計(jì)》，主要內(nèi)容包括了塔板的確定、以及塔體結(jié)構(gòu)和尺寸的確定和一些參數(shù)的核算和校正等。在設(shè)計(jì)過(guò)程進(jìn)一步學(xué)習(xí)了精餾段和提餾段方程；以及用逐板計(jì)算法求解理論版數(shù)，進(jìn)而求出實(shí)際板數(shù)；通過(guò)查閱資料來(lái)確定塔和塔板主要的工藝尺寸的設(shè)計(jì)方法并計(jì)算出；通過(guò)以上結(jié)果來(lái)確定

2、塔體結(jié)構(gòu)并繪出圖紙。本設(shè)計(jì)精餾塔的實(shí)際板數(shù)為32塊，實(shí)際浮閥數(shù)為202，塔板間距400mm，塔徑為1600mm，塔底空間為1700mm，塔高16m。關(guān)鍵詞：關(guān)鍵詞：精餾塔苯甲苯塔板數(shù)浮閥數(shù)Abstract:Themasstransferequipmentfgasliquidseparatplatecolumncontinuousdistillationprocessftheseparationofbinarymixtures.Thisc

3、ourseisentitled“anannualoutputof33000tonsof99.8%puritybenzenefloatvalvedistillationcolumndesignthemaincontentsincludetheplatetodeterminethetowerstructuretodeterminethesizesomeparametersoftheaccountingcrection.Inthedesign

4、processtofurtherstudytherectifyingsectionstrippingequationbyplatecalculationmethodfsolvingtheeticalversionnumberthencalculatetheactualnumberofplatesthroughaccesstoinfmationtodeterminethesizeofthetowertraytechnologydesign

5、methodcalculatedtheseresultstodeterminethestructureofthetowerbodydrawthedrawings.Theactualnumberofplatesfthedesignofdistillationcolumn32theactualfloatvalve202platespacing400mmtowerdiameteris1600mmthebottomofthecolumnspac

6、eof1700mmtowerhigh16m.Keywds:DistillationcolumnBenzeneToluenePlatenumberThenumberoffloatvalve內(nèi)蒙古科技大學(xué)課程設(shè)計(jì)說(shuō)明書(shū)III4.5.1塔板布置.....................................................................................................

7、................164.6浮閥塔的開(kāi)孔率及孔排列.....................................................................................................174.6.1閥孔孔徑0d..........................................................................

8、......................................174.6.2浮閥數(shù)目的確定.........................................................................................................174.6.3浮閥塔板的開(kāi)孔率................................................

9、.....................................................184.6.4閥孔的排列.................................................................................................................184.6.5核算閥孔動(dòng)能因數(shù)0F及開(kāi)孔率?....................

10、........................................................194.6.6.塔板的液體力學(xué)驗(yàn)算.................................................................................................194.6.7單板壓降ch.....................................

11、...........................................................................204.6.8板上充氣液層阻力lh................................................................................................204.6.9液體表面張力所造成的阻力h?...........

12、.....................................................................214.7液泛..........................................................................................................................................214.8霧

13、沫夾帶..................................................................................................................................224.9塔板負(fù)荷性能圖...........................................................................

14、...........................................234.9.1液泛線(xiàn).......................................................................................................................234.9.2液相負(fù)荷上限線(xiàn)..................................

15、.......................................................................244.9.3泄漏線(xiàn)氣相負(fù)荷下限線(xiàn).............................................................................................244.9.4液相負(fù)荷下限線(xiàn).........................

16、................................................................................244.9.5塔的操作彈性.............................................................................................................25第五章塔板負(fù)荷性能圖......

17、......................................................265.1塔體空間..................................................................................................................................265.1.1塔底空間................

18、.....................................................................................................265.1.2人孔..............................................................................................................

19、...............265.1.3塔高.............................................................................................................................26參考文獻(xiàn).................................................................