【正文】 目錄 1 緒論 ........................................................................................................................................ 1 2 設計選材及結(jié)構(gòu) ..................................................................................................................... 3 材料選擇 ....................................................................................................................... 3 筒體及封頭的選擇 ....................................................................................................... 3 3 設計計算 ................................................................................................................................. 4 確定罐體的工藝尺寸 ................................................................................................... 4 設計主要技術(shù)參數(shù)的確 定 ........................................................................................... 4 設計壓力 ............................................................................................................. 4 設計溫度 ............................................................................................................. 5 厚度及厚度附加量 ............................................................................................. 5 焊接接頭系數(shù) ..................................................................................................... 7 許用應力 ............................................................................................................. 7 筒體厚度設計 ............................................................................................................... 8 封頭壁厚設計 ............................................................................................................ 10 水壓試驗及強度校核 ................................................................................................. 10 4 附件的選擇 .......................................................................................................................... 12 人孔的選擇 ................................................................................................................ 12 人孔補強 的計算 ......................................................................................................... 13 補強判別 ........................................................................................................... 14 開孔所需補強面積 ........................................................................................... 14 補強圈的設計 ............................................................................................................. 17 接管選擇 ..................................................................................................................... 17 液面計的設計 ............................................................................................................. 18 壓力計的設計 ............................................................................................................. 19 安全閥的設計 ............................................................................................................. 20 容器支座的選擇 ......................................................................................................... 20 承載核算 ........................................................................................................... 21 鞍座的選擇 ....................................................................................................... 21 密封裝置的設計 ......................................................................................................... 22 視鏡的選擇 .............................................................................................................. 24 溢流堰板的設計 ...................................................................................................... 24 5 筒體和封頭的強度及穩(wěn)定性校核 ....................................................................................... 25 筒體的彎矩 ................................................................................................................. 25 剪力 ............................................................................................................................. 26 ................................................................................................. 26 圓筒軸向應力及校核 ...................................................................................... 26 筒體和封頭切向應力及校核 ........................................................................... 28 支座截面處 圓筒體的周向應力及校核 .......................................................... 29 6 容器制造工藝 ....................................................................................................................... 30 下料 ............................................................................................................................. 30 劃線 ................................................................................................................... 30 坡口加工 ........................................................................................................... 30 成形 ............................................................................................................................. 30 縱縫施焊 ..................................................................................................................... 30 筒節(jié)復圓 ..................................................................................................................... 31 縱縫無損檢測 ............................................................................................................. 32 筒體組裝 ..................................................................................................................... 32 筒節(jié)環(huán)縫施焊 ............................................................................................................. 32 筒節(jié)環(huán)縫無損檢測 ..................................................................................................... 32