邻二甲苯毕业设计王天富分解.doc

荆楚理工学院 课程设计成果 学院: 班 级: 学生姓名: 学 号: 2012402020215 设计地点（单位）____________________设计题目:_________________ 完成日期： 201 年月日 指导教师评语: ______________ __________________________________________________________________________________________________________________________________________________________________________________________________________________________________ __________ _ 成绩(五级记分制):______ __________ 教师签名:__________ _______________  …）..................1 换热器 确定物理性质数据，总传热系数，传热面积计算.........................3 3.1物性数据...............................................................3 3.2加热水用量.............................................................3 3.3传热平均温差...........................................................3 3.4传热面积初算...........................................................3 工艺结构尺寸计算.......................................................3 4.1换热管选择.............................................................3 4.2总管数.................................................................3 4.3管子排列方式...........................................................3 4.4壳体内径的确定.........................................................4 换热器 5.2确定容器类型.......................................................... 4 5.3换热管...............................................................5 5.4管箱.................................................................. 5 5.4.1管箱封头.......................................................... 5 5.4.2筒节..............................................................6 5.5 管板................................................................. 6 5.6折流板................................................................ 6 5.7拉杆.................................................................. 7 6机械强度设计算.......................................................8 6.1筒体的强度计算........................................................ 8