| 基于Fluent数值模拟对PVDF换热器性能的分析 |
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| 引用本文： | 魏晨晨,孙金栋,赵国春.基于Fluent数值模拟对PVDF换热器性能的分析[J].建筑节能,2016(6):5-10. |
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| 作者姓名： | 魏晨晨 孙金栋 赵国春 |
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| 作者单位： | 北京建筑大学 环境与能源工程学院 100044 |
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| 基金项目： | 国家自然科学基金资助青年项目(00351911031)；供热供燃气通风及空调工程北京市重点实验室项目 |
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| 摘 要： | 建立了聚偏氟乙烯(PVDF)管壳式换热器的物理模型,利用Fluent流场模拟软件对换热器壳程流体的流动状态进行了数值模拟,分析了叉排和顺排管束下、不同管间距情况下对换热的影响以及壳程压降的变化,得到了换热效率最佳且经济合理的PVDF管壳式换热器的结构设计参数。
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| 关 键 词： | PVDF管壳式换热器 数值模拟 换热性能 结构参数 |
Numerical Simulation Analysis on the Properties of PVDF Heat Exchanger Based on Fluent |
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| Abstract: | Physical model of shell-and-tube heat exchanger for PVDF has been established, the flow state for shell side fluid of heat exchanger was studied by numerical simulation through Fluent flow simulation software, the effect of heat-exchange and the change of the shell side pressure drop were analyzed, with interlaced form, orderly form and different tube spacing, get the structure design parameters of shell-and-tube heat exchanger for PVDF which is economic and reasonable, and the heat transfer efficiency is high relatively. |
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| Keywords: | shell-and-tube heat exchanger for PVDF numerical simulation heat transfer performance structure design parameter |
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