列管式换热器的工艺设计和选用

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1、化工原理课程设计2010.12.19-2010.1.2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12化工原理课程设计2010.12.19-2010.1.2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、·····························4二、流体有关物性数据···································································4三、估算传热面积·········································································41.计算热负荷············································································

5、42.冷却水用量·············································································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······································

7、·······················54.确定管子在管板上的排列方式··················································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······························

8、····································68.折流挡板··············································