目录1.换热器选型和工艺设计..........................................................................................................31.1设计条件.......................................................................................................................31.2换热器选型...................................................................................................................31.3工艺设计.......................................................................................................................31.3.1传热管根数的确定............................................................................................41.3.2传热管排列和分程方法....................................................................................41.3.3壳体内径............................................................................................................42换热器结构设计与强度校核..................................................................................................42.1管板设计......................................................................................................................42.1.1管板材料和选型................................................................................................52.1.2管板结构尺寸....................................................................................................52.1.3管板质量计算....................................................................................................62.2法兰与垫片...................................................................................................................62.2.1管箱法兰与管箱垫片........................................................................................72.3接管..............................................................................................................................82.3.1接管的外伸长度................................................................................................92.3.2接管位置设计....................................................................................................92.3.3接管法兰..........................................................................................................102.4管箱设计.....................................................................................................................122.4.1管箱结构形式选择..........................................................................................122.4.2管箱最小长度..................................................................................................122.5换热管........................................................................................................................132.5.1布管限定圆......................................................................................................132.5.2换热管与管板的连接......................................................................................132.6拉杆与定距管............................................................................................................142.6.1拉杆的结构形式..............................................................................................142.6.2拉杆的直径、数量及布置..............................................................................142.6.3定距管................................................
