【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 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 ............................................................................235 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 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 ...........................................................