柴油冷却器设计说明书

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1、化工原理课程设计——柴油冷却器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：14化工原理课程设计——柴油冷却器目录一．设计任务书································································2二．物性参数的确定····························································2三.确定设计方案·····························

2、·································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··············

3、·········································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·········

4、···············································32.管程数和传热管数······················································33.平均传热温差校正和壳程数··············································44.14化工原理课程设计——柴油冷却器传热管排列和分程方法··················································41.壳程内径··

5、····························································42.折流板································································43.其他附件······························································54.接管··························································

6、········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··································

7、···············6（4）总传热系数K·······················································6（5）传热面积裕度·······················································72.换热器内流体的流动阻力···················································7（1）管程流动阻力··········································

8、··············7（2）壳程流动阻力·······················································8七．换热器主要工艺结构尺寸和计算结果表·······································14化工原理课程设计——柴油冷却器8八．设备参考数计算·