| 纵流式换热器流动与传热特性的数值研究 |
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| 引用本文： | 汪健生,崔凯. 纵流式换热器流动与传热特性的数值研究[J]. 河北工业科技, 2005, 22(2): 55-59 |
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| 作者姓名： | 汪健生 崔凯 |
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| 作者单位： | 天津大学机械工程学院,天津,300072;天津大学机械工程学院,天津,300072 |
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| 基金项目： | 国家自然科学基金资助项目(50476063) |
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| 摘 要： | 在分析纵流式换热器结构特点的基础上,对纵流式换热器进行了数值模拟,采用网格连接方法将纵流式换热器管程、壳程中的对流换热与导热2种传热方式进行了耦合。根据计算结果,分析了纵流式换热器的管程、壳程的传热与流动特性。
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| 关 键 词： | 纵流式 换热器 管程 壳程 流场 温度场 |
| 文章编号： | 1008-1534(2005)02-0055-05 |
| 修稿时间： | 2003-09-25 |
Numer ical study of flow and heat tr ansfer oflong itudina-l flow heat exchanger |
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| WANG Jian-sheng and CUI Kai. Numer ical study of flow and heat tr ansfer oflong itudina-l flow heat exchanger[J]. Hebei Journal of Industrial Science & Technology, 2005, 22(2): 55-59 |
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| Authors: | WANG Jian-sheng and CUI Kai |
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| Affiliation: | School of Mechanical Engineering,Tianjin University,Tianjin 300072,China;School of Mechanical Engineering,Tianjin University,Tianjin 300072,China |
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| Abstract: | On the basis of analyzing structure characteristic of longitudinal-flow heat exchanger,the numerical simulation on longitudinal-flow heat exchanger is accomplished in this paper.The heat of convection and conduction in tube and shell are coupled with grid connect in numerical simulation.According to the calculation result,the flow and heat transfer characteristics are analyzed in detail,which helps the design and analyzation of capability of longitudinal-flow heat exchanger to some extent. |
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| Keywords: | longitudinal-flow heat exchanger tube shell flow field temperature field |
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