| 凹凸变化壁面强化传热机理与传热性能的研究 |
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| 引用本文： | 刘振艳,刘振义,宋继田,李丁,王洪玲. 凹凸变化壁面强化传热机理与传热性能的研究[J]. 节能技术, 2007, 25(4): 305-308 |
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| 作者姓名： | 刘振艳 刘振义 宋继田 李丁 王洪玲 |
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| 作者单位： | 天津科技大学机械工程学院,天津,300222;天津科技大学机械工程学院,天津,300222;天津科技大学机械工程学院,天津,300222;天津科技大学机械工程学院,天津,300222;天津科技大学机械工程学院,天津,300222 |
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| 摘 要： | 介绍了一种近年来开发的板式外流降膜蒸发器中的凹凸变化壁面的传热元件;分析讨论了其强化传热的机理及其传热性能;建立了凹凸变化壁面上降落液膜的传热系数准数关联式,为其应用于工业生产提供了参考数据.
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| 关 键 词： | 凹凸变化壁面 强化传热 传热系数 |
| 文章编号： | 1002-6339（2007）04-0305-04 |
| 修稿时间： | 2007-06-30 |
Study on Heat Transfer Mechanism and Characteristics of Concave and Raised Surface |
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| LIU Zhen-yan,LIU Zhen-yi,SONG Ji-tian,LI Ding,WANG Hong-ling. Study on Heat Transfer Mechanism and Characteristics of Concave and Raised Surface[J]. Energy Conservation Technology, 2007, 25(4): 305-308 |
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| Authors: | LIU Zhen-yan LIU Zhen-yi SONG Ji-tian LI Ding WANG Hong-ling |
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| Affiliation: | College of Mechanical Engineering, Tianjin University of Science and Technology, Tianjin,300222, China |
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| Abstract: | The concave and raised surface in the plate film evaporator is introduced,which has been developed for the several years.This paper analyzes heat-transfer mechanism and capability of the concave and raised surface,and establishs the heat transfer coefficient and performance of this kind of surface,which will provide reliable data for industry production. |
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| Keywords: | concave and raised surface strengthening heat transfer heat transfer coefficient |
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