【正文】 .............................................................. 5 拉桿和定距管的確定 ..................................................................................................... 7 旁路擋板設計 ............................................................................................................... 8 容器法蘭的設計 ............................................................................................................ 8 選取支座 ...................................................................................................................... 8 第四章 強度校核 ........................................................ 10 管箱筒體計算 ............................................................................................................. 10 ： ......................................................................................................... 10 .................................................................................................. 10 ........................................................................................... 10 .................................................................................................. 10 殼程圓筒計算 ..............................................................................................................11 ..............................................................................................................11 ...................................................................................................11 ............................................................................................11 .................................................................................................. 12 開孔補強計算 ............................................................................................................. 12 ............................................................................................................. 12 ...................................................................................................... 12 ............................................................................................................. 13 ...................................................................................................... 13 .................................................................................................. 14 sP 作用下的危險組合工況 .................................................................. 16 tP 作用下的危險組合工況 ? ?0?sP .................................................... 17 第五章 換熱器的制造、檢驗、安裝與維修 .................................. 19 換熱器的制造、檢驗與驗收 ........................................................................................ 19 .................................................................................................................... 19 換熱管 ............................................................................................................... 19 .................................................................................................................... 19 折流板、支持板 ................................................................................................. 19 管束的組裝 ........................................................................................................ 19 ...................................................................................................... 20 壓力試驗 ............................................................................................................ 20 吉林化工學院 課程 設計（說明書） 1 換熱器的安裝與維護 ................................................................................................... 20 .................................................................................................................... 20 維護 ................................................................................................................... 20 結束語 .................................................................. 21 參考文獻 ................................................................ 22 吉林化工學院 課程 設計（說