列管换热器的设计VIP免费

课程设计课程名称化工原理课程设计题目名称列管式换热器设计专业班级2011级生物工程1班学生姓名包菲学号51106011010指导教师孙兰萍二O一三年六月二十五日I目录1设计任务书……………………………………………………………......................................................................11.1设计任务和设计条件............................................................................................................................11.2设计内容…….............................................................................................................................................22概述…………………..................................................................................................................................................33确定设计方案……………………………………………………….......................................................................43.1选择换热器的类型…………………………………………………............................................................43.2流动空间及流速的确定…………………………………………………………….........................................44确定物性数据……………………………………………………….......................................................................45计算总传热系数………………………………………………………...................................................................55.1计算热负荷和冷却水流量………………………………………………………………..................................55.2计算平均传热温差………………………………………………………......................................................55.3确定总传热系数K并计算传热面积…………………………………………………………….....................56换热器结构尺寸设计………………………………………………………...........................................................66.1管径和管内流速…………………………………………………….............................................................66.2管程数和传热管数…………………………………………………............................................................6II6.3传热管排列和分程方法…………………………………………….........................................................66.4壳体内径……………………………………………………………................................................................76.5折流板………………………………………………………………..................................................................76.6接管........................................................................................................................................87换热器核算…………………………………………………………........................................................................87.1热量核算…………………………………………………………...................................................................87.1.1壳程对流传热系数…………………………………………….......................................................97.1.2管程对流传热系数…………………………………………….......................................................97.1.3对流传热系数K…………………………………………..............................................................97.1.4传热面积…………………………………………………................................................................97.2核算压强降………………………………………..............................................