| 扭曲管换热器壳程流体流动及传热的数值模拟 |
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| 引用本文： | 周吉成,朱冬生,唐新宜,刘庆亮.扭曲管换热器壳程流体流动及传热的数值模拟[J].化学工程,2011,39(5):59-62. |
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| 作者姓名： | 周吉成 朱冬生 唐新宜 刘庆亮 |
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| 作者单位： | 1. 华南理工大学,化学与化工学院,传热强化与过程节能教育部重点实验室,广东,广州,510640
2. 华南理工大学,化学与化工学院,传热强化与过程节能教育部重点实验室,广东,广州,510640;华东理工大学,机械与动力学院,上海,200237 |
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| 摘 要： | 扭曲管因具有较好的强化传热性能得到关注,针对扭曲管管内流体流动及传热性能进行了实验与数值研究.验证了扭曲管在低Re下,与普通圆管相比具有较好的强化传热性能.利用FLUENT软件,研究了扭曲管换热器壳程流体流动及传热的特性.对壳程流速在0.3-1.0 m/s的情况下,分别得到了壳程流体的速度矢量分布、温度场分布、质点迹线...
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| 关 键 词： | 扭曲管 扭曲管换热器 壳程 数值模拟 |
Numerical simulation of fluid flow and heat transfer in shell side of twisted tube heat exchanger |
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| ZHOU Ji-cheng,ZHU Dong-sheng,TANG Xin-yi,LIU Qing-liang.Numerical simulation of fluid flow and heat transfer in shell side of twisted tube heat exchanger[J].Chemical Engineering,2011,39(5):59-62. |
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| Authors: | ZHOU Ji-cheng ZHU Dong-sheng TANG Xin-yi LIU Qing-liang |
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| Affiliation: | ZHOU Ji-cheng1,ZHU Dong-sheng1,2,TANG Xin-yi1,LIU Qing-liang1(1.The Key Lab of Enhanced Heat Transfer and Energy Conservation of the Ministry of Education,School of Chemistry and Chemical Engineering,South China University of Technology,Guangzhou 510640,Guangdong Province,China,2.School of Mechanical and Power Engineering,East China University of Science and Technology,Shanghai 200237,China) |
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| Abstract: | The twisted tube attracts more attention owning to its perfect enhanced heat transfer characteristics.The research and numerical simulation on the flow and heat transfer performance of twisted tube were performed.It verifies that in a low Re the twisted tube has a better effect on heat enhancement compared with the normal circular tube.The characteristics of fluid flow and heat transfer in the shell side of twisted tube heat exchanger were studied with commercial software FLUENT.The distributions of velocit... |
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| Keywords: | twisted tube twisted tube heat exchanger shell side numerical simulation |
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