【正文】 液管液泛 ....................................................................................................... 15 降液管內(nèi)停留時(shí)間 ........................................................................................... 16 液沫夾帶 ........................................................................................................... 16 漏液 ................................................................................................................... 17 負(fù)荷性能圖 ................................................................................................................. 17 漏液線 ............................................................................................................... 17 液體流量下限線 ............................................................................................... 18 液體流量上限線 ............................................................................................... 18 過(guò)量液沫夾帶線 ............................................................................................... 18 液泛線 ............................................................................................................... 19 塔板工作線 ....................................................................................................... 20 篩板塔工藝設(shè)計(jì)計(jì)算結(jié)果匯總 ................................................................................. 21 ........................................................................................................... 22 精餾塔塔體材料、壁厚和強(qiáng)度校核 ......................................................................... 22 精餾塔塔體材料的選擇 ................................................................................... 22 封頭的選型依據(jù)，材料及尺寸規(guī)格 ......................................................................... 22 封頭的選型依據(jù) ............................................................................................... 22 封頭材料的選擇 ............................................................................................... 22 封頭的高 ........................................................................................................... 22 封頭與塔身連接的法蘭 ................................................................................... 23 精餾塔的塔板類型選擇 ............................................................................................. 23 塔盤類型選擇 ............................................................................................................. 23 降液管的形式 ............................................................................................................. 23 受液盤的設(shè)計(jì) ............................................................................................................. 23 液封盤的設(shè)計(jì) ............................................................................................................. 24 塔體人孔的設(shè)計(jì) ......................................................................................................... 24 支座設(shè)計(jì) ..................................................................................................................... 24 除沫器的設(shè)計(jì) ........................................................................................................... 24 塔體各接管設(shè)計(jì) ....................................................................................................... 24 5．殼體、封頭的強(qiáng)度校核及開(kāi)孔補(bǔ)強(qiáng)設(shè)計(jì) ........................................................................ 26 殼體的強(qiáng)度校核 ......................................................................................................... 26 殼體壁厚的計(jì)算 ............................................................................................... 26 強(qiáng)度校核 ........................................................................................................... 27 封頭的強(qiáng)度校核 ......................................................................................................... 28 封頭的壁厚 ....................................................................................................... 28 強(qiáng)度校核 ........................................................................................................... 28 塔體各開(kāi)孔補(bǔ)強(qiáng)設(shè)計(jì) ................................................................................................. 28 開(kāi)孔補(bǔ)強(qiáng)設(shè)計(jì)方法 .......................................................................................... 28 開(kāi)孔補(bǔ)強(qiáng)結(jié)構(gòu)設(shè)計(jì) ........................................................................................... 29 接管處開(kāi)孔補(bǔ)強(qiáng)的校核 ................................................................................... 29 人孔開(kāi)孔補(bǔ)強(qiáng)的校核 ....................................................................................... 30 6．塔體機(jī)械強(qiáng)度計(jì)算 ............................................................................................................ 30 質(zhì)量載荷的計(jì)算 ........................................................................................................ 30 塔的基本自震周期計(jì)算 ............................................................................................. 32 地震載荷及地震彎矩計(jì)算 ......................................................................................... 32 地震載荷的計(jì)算 ............................................................................................... 32 地震彎矩的計(jì)算 ............................................................................................... 35 風(fēng)載荷及風(fēng)彎矩計(jì)算 ................................................................................................. 35 風(fēng)載荷的計(jì)算 ................................................................................................... 35 風(fēng)彎矩的計(jì)算 ................................................................................................... 36 塔體圓筒穩(wěn)定校核 ..................................................................................................... 36 塔體圓筒壓應(yīng)力校核 ................................................................................................. 37 水壓試驗(yàn)時(shí)應(yīng)力校核 .............