【正文】 .......................................................................... 11 材料的加工工藝性能原則 .............................................................................. 11 材料的經(jīng)濟(jì)性原則 .......................................................................................... 11 殼體、管箱、封頭 ..................................................................................................... 12 法蘭 ............................................................................................................................. 12 換熱管 ......................................................................................................................... 12 管板 ............................................................................................................................. 13 接管 ............................................................................................................................. 13 支持板 ......................................................................................................................... 13 拉桿、定距管 ............................................................................................................. 13 鞍座 ............................................................................................................................. 13 第四章 換熱器各部分零件結(jié)構(gòu)型式的選擇 ........................................................................ 14 換熱器結(jié)構(gòu)型式的選擇 ............................................................................................. 14 前端管箱、殼體和后端管箱結(jié)構(gòu)型式的確定 ......................................................... 14 前端管箱 ........................................................................................................... 14 殼體 ................................................................................................................... 15 后端管箱 ........................................................................................................... 15 管束分程和分程隔板的布置 ..................................................................................... 15 管束分程 ........................................................................................................... 15 分程隔板的布置 ............................................................................................... 15 換熱管 ......................................................................................................................... 16 換熱管的長(zhǎng)度 ................................................................................................... 16 規(guī)格及尺寸偏差 ............................................................................................... 16 布管 ............................................................................................................................. 16 換熱管中心距 ................................................................................................... 17 最大排管圓的確定 ........................................................................................... 17 在管板上排管并確定換熱管數(shù)量 ................................................................... 17 管子與管板的連接 ..................................................................................................... 18 管板與殼體的連接 ..................................................................................................... 19 折流板、支持板的選擇 ............................................................................................. 20 拉桿、定距管、防沖板、擋板的選擇 ..................................................................... 20 拉桿的選擇 ....................................................................................................... 20 定距管的選擇 ................................................................................................... 21 防沖板的選擇 ................................................................................................... 21 擋板的選擇 ....................................................................................................... 21 法蘭的選擇 ............................................................................................................... 21 接管法蘭的選擇 ............................................................................................. 21 管箱法蘭的選擇 ............................................................................................. 22 外頭蓋法蘭的選擇 ......................................................................................... 23 外頭蓋側(cè)法蘭的選擇 ..................................................................................... 23 浮頭法蘭的選擇 ............................................................................................. 24 排液口和排氣口的選擇 ........................................................................................... 24 支座的選擇 ............................................................................................................... 25 第五章 設(shè)計(jì)計(jì)算 .................................................................................................................... 28 換熱面積的校核 ......................................................................................................... 28 強(qiáng)度計(jì)算 ..................................................................................................................... 28 管箱設(shè)計(jì) ........................................................................................................... 28 殼體 設(shè)計(jì) ........................................................................................................... 29 外頭蓋設(shè)計(jì) ....................................................................................................... 29 浮頭蓋設(shè)計(jì) ....................................................................................................... 30 管板計(jì)算 ........................................................................................................... 30 鉤圈設(shè)計(jì) ..........................................................