【正文】 目錄 第 1 章 概述 .................................................................................................................................................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(duì)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 .......................................................... 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 .................................................. 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) ........................................................................................................................ 25 30 2 泵的選擇 ......................................................................................................................................... 26 吸收塔高度的計(jì)算 ....................................................................................................................... 26 填料吸收塔主要尺寸 ...................................................