【正文】 ....................................... 10 平均摩爾質(zhì)量計(jì)算 ........................................................................11 平均密度計(jì)算 ...............................................................................11 液體平均表面張力的計(jì)算 ............................................................ 13 液體平均粘度 .............................................................................. 13 精餾塔的塔體工藝尺寸計(jì)算 .............................................................. 13 提餾段塔徑的計(jì)算 ....................................................................... 15 精餾塔有效高度的計(jì)算 ............................................................... 16 塔板主要工藝尺寸的計(jì)算 .................................................................. 16 溢流裝置計(jì)算 .............................................................................. 16 塔板布置 ...................................................................................... 17 塔板的流體力學(xué)驗(yàn)算 ......................................................................... 18 塔板壓降 ...................................................................................... 18 陜西理工學(xué)院畢業(yè)設(shè)計(jì) 液面落差 ...................................................................................... 19 液沫夾帶 ...................................................................................... 19 漏液 ............................................................................................. 19 液泛 ............................................................................................. 19 塔板負(fù)荷性能圖 ................................................................................. 19 漏液線 ......................................................................................... 19 液沫夾帶線 .................................................................................. 20 液相負(fù)荷下限線 ........................................................................... 20 液相負(fù)荷上限線 ........................................................................... 21 液泛線 ......................................................................................... 21 精餾塔接管尺寸計(jì)算 ......................................................................... 22 塔頂蒸氣出口管的直徑 ............................................................... 22 回流管的直徑 .............................................................................. 22 進(jìn)料管的直徑 .............................................................................. 22 塔底出料管的直徑 ....................................................................... 23 5 甲醇精餾塔結(jié)構(gòu)計(jì)算 ............................................................................... 24 設(shè)計(jì)方案的確定 ................................................................................. 24 精餾塔的物料衡算 ............................................................................. 24 原料液及塔頂和塔底的摩爾分率 ................................................ 24 原料液及塔頂和塔底產(chǎn)品的平均摩爾質(zhì)量 ................................. 24 物料衡算 ...................................................................................... 24 塔板數(shù)的確定 .................................................................................... 24 理論板層數(shù)的求取 .......................................................................... 24 實(shí)際板層數(shù)的求取 ....................................................................... 26 精餾塔的工藝條件及有關(guān)物性數(shù)據(jù)的計(jì)算 ........................................ 26 操作壓力的計(jì)算 ........................................................................... 26 操作溫度計(jì)算 .............................................................................. 27 平均 摩 爾質(zhì)量計(jì)算 ....................................................................... 27 平均密度計(jì)算 .............................................................................. 27 液體平均表面張力的計(jì)算 ............................................................ 28 液體平均粘度 .............................................................................. 28 精餾塔的塔體工藝尺寸計(jì)算 ............................................................... 29 塔徑的計(jì)算 .................................................................................. 29 精餾塔有效高度的計(jì)算 ............................................................... 30 塔板主要工藝尺寸的計(jì)算 .................................................................. 30 溢 流 裝置計(jì)算 .............................................................................. 30 塔板布置 ...................................................................................... 31 塔板的流體力學(xué)驗(yàn)算 ......................................................................... 32 塔板壓降 ...................................................................................... 32 液面落差 ...................................................................................... 33 液沫夾帶 ...................................................................................... 33 漏液 ............................................................................................. 33 液泛 ............................................................................................. 33 塔板負(fù)荷性能圖 ................................................................................. 34 漏液線 ......................................................................................... 34 液沫夾帶線 .................................................................................. 34 液相負(fù)荷下限線 ........................................................................... 35 陜西理工學(xué)院畢業(yè)設(shè)計(jì) 液相負(fù)荷上限線 ........................................................................... 35 液泛線 ......................................................................................... 35 精餾塔接管尺寸計(jì)算 ......................................................................... 37 塔頂蒸氣出口管的直徑 ............................................................... 37 回流管的直徑 .............................................................................. 37 進(jìn)料管的直徑 ...........................