年產(chǎn)量30萬噸液氨脫硫工段工藝設(shè)計大學(xué)論文

1、年產(chǎn)量30萬噸液氨脫硫工段工藝設(shè)計TheProcessDesignofAmmoniaDesulfurizationSectionF300000tonsperyear目錄摘要：.......................................................................................................................IAbstract.....

2、...............................................................................................................II引言.........................................................................................................

3、...........1第一章概述............................................................................................................................21.1半水煤氣凈化的現(xiàn)狀..................................................................

4、....................................21.2栲膠的認(rèn)識......................................................................................................................21.3栲膠法脫硫的優(yōu)缺點............................................

5、.........................................................31.3.1優(yōu)點...............................................................................................................................31.3.2缺點....................

6、...........................................................................................................41.3.3硫化物對作為原料氣生產(chǎn)工藝過程的危害...............................................................41.3.4半水煤氣脫硫系統(tǒng)的正常開車操作要點...

7、................................................................41.3.5脫硫后硫化氫含量高的主要原因...............................................................................51.3.6脫硫后硫化氫含量高的處理方法.....................................

8、..........................................5第二章生產(chǎn)流程說明..........................................................................................62.1反應(yīng)機(jī)理......................................................................

9、....................................................62.2主要操作條件..................................................................................................................62.3工藝流程....................................

10、.....................................................................................72.4主要設(shè)備介紹..................................................................................................................8第五章機(jī)械強(qiáng)度校核計

11、算...................................................................................265.1壁厚的計算....................................................................................................................265.1.1塔體壁

12、厚.....................................................................................................................265.1.2封頭壁厚...........................................................................................

13、..........................265.2機(jī)械強(qiáng)度的校核...........................................................................................................275.2.1質(zhì)量載荷................................................................

14、.....................................................27第六章設(shè)計結(jié)果..................................................................................................29致謝........................................................

15、..............................................................30參考文獻(xiàn)................................................................................................................31附錄....................................