【正文】 ..........................................................................................3 吸收技術(shù)概況 ................................................................................................................................3 吸收設(shè)備的發(fā)展 ............................................................................................................................3 吸收在工業(yè)生產(chǎn)中的應(yīng)用 ............................................................................................................4 丙酮的性質(zhì) ....................................................................................................................................5第 2 章 方案比選 ...................................................................................................................................7 方案選擇與對比 ..........................................................................................................................7 吸收劑的比選 ................................................................................................................................8 填料的作用以及選擇 ....................................................................................................................9 操作參數(shù)的選擇 ..........................................................................................................................12 流向選擇 ......................................................................................................................................12 吸收劑再生方法的選擇 ..............................................................................................................12 操作參數(shù)的選擇 ..........................................................................................................................13第 3 章 吸收塔的工藝計(jì)算 ...................................................................................................................14 基礎(chǔ)物性數(shù)據(jù) ..............................................................................................................................14 氣液相物性數(shù)據(jù) ........................................................14 物料計(jì)算 ...............................................................14 塔徑計(jì)算 ....................................................................................................................................15 填料層高度確定 ........................................................................................................................18. 傳質(zhì)單元數(shù)計(jì)算 .......................................................18 傳質(zhì)單元高度計(jì)算 .....................................................18 填料層高度的計(jì)算 .......................................................20第四章 塔的結(jié)構(gòu)設(shè)計(jì) .........................................................................................................................21 筒體的設(shè)計(jì) ..................................................................................................................................21 封頭設(shè)計(jì) ......................................................................................................................................21 除沫器設(shè)計(jì) ..................................................................................................................................21 液體進(jìn)料管的設(shè)計(jì) ......................................................................................................................22 液體出料管的設(shè)計(jì) ......................................................................................................................22 氣體進(jìn)料管的設(shè)計(jì) ......................................................................................................................22 氣體出料管的設(shè)計(jì) ......................................................................................................................23 填料支撐板設(shè)計(jì) ..........................................................................................................................23 填料壓板 ......................................................................................................................................23 體分布裝置 ................................................................................................................................23 再分布器 ....................................................................................................................................24 氣體入塔分布器 ........................................................................................................................24 法蘭的設(shè)計(jì) ................................................................................................................................25 手孔的設(shè)計(jì) ................................................................................................................................25 吸收塔支座的設(shè)計(jì) ....................................................................................................................2530 2 泵的選擇 ....................................................................................................................................26 吸收塔高度的計(jì)算 ....................................................................................................................26填料吸