列管式换热器的工艺设计和选用

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1、WORD文档下载可编辑化工原理课程设计说明书题目：列管式换热器的工艺设计和选用课程名称：化工原理课程设计设计人：吴琳瑜专业：化学工程与工艺班级：化工B081学号：200801034119指导老师：李辰明日期：2010.12.19学校：华北科技学院专业技术资料分享WORD文档下载可编辑目录设计条件····················································································3设计题目······································

2、···············································3设计任务····················································································3设计原则··················································································3设计流程···············································

3、······································3一、确定设计方案·········································································31.选择换热器类型······································································32.确定冷、热流体流径途径··························································4二、

4、流体有关物性数据···································································4三、估算传热面积·········································································41.计算热负荷············································································42.冷却水用量··························

5、···················································43.传热平均传温差·······································································4四、初算传热面积·········································································4五、工艺结构尺寸····················································

6、·····················51.选管子规格·············································································52.总管数和管程数······································································53.初选换热器类型与型号·····························································54.确定管子在管板上的排列方

7、式··················································55．管子与管板、管板与壳体的连接···············································66.壳体内径的确定·····································································67.确定实际管子数目··································································68.折

8、流挡板········································································