化工原理课程设计换热器设计.pdf

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化工原理课程设计换热器设计.pdf

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化工原理课程设计设计任务：换热器班级： 13 级化学工程与工艺（ 3）班姓名：魏苗苗学号： 1320103090 目录 ················································ 化工原理课程设计任务书 2 ··································································· 设计概述 3 试算并初选换热器规格 ···················································6 ················································· 1. 流体流动途径的确定 6 ···················································· 2. 物性参数及其选型 6 ············································ 3. 计算热负荷及冷却水流量 7 ············································ 4. 计算两流体的平均温度差 7 5. 初选换热器的规格 ····················································7 ································································· 工艺计算 10 ····················································· 1. 核算总传热系数 10 2. 核算压强降 ··························································13 设计结果一览表 ·························································16 经验公式 ·······································

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化工原理课程设计换热器设计.pdf