化工原理课程设计——柴油冷却器0柴油冷却器设计说明书学院：机电工程学院班级：过控112姓名：高金欣学号：2011112053日期：化工原理课程设计——柴油冷却器1目录一．设计任务书································································2二．物性参数的确定····························································2三.确定设计方案······························································21．选择换热器的类型······················································22．流程安排·······························································2四．估算传热面积·····························································21.传热器的热负荷·······················································32.平均传热温差·························································33.传热面积估算·························································3五．工艺结构尺寸·····························································31.管径和管内流速························································32.管程数和传热管数······················································33.平均传热温差校正和壳程数··············································44.传热管排列和分程方法··················································45.壳程内径······························································46.折流板································································47.其他附件······························································58.接管··································································5六．换热器核算·································································51.传热能力核算（1）管程传热膜系数·····················································5（2）污垢热阻和管壁热阻·················································6（3）壳程对流传热膜系数·················································6（4）总传热系数K·······················································6（5）传热面积裕度·······················································7...
