| 管带式水散热器冷却空气侧阻力性能数值模拟 |
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| 引用本文： | 黄小辉,毕小平.管带式水散热器冷却空气侧阻力性能数值模拟[J].内燃机工程,2010,31(1). |
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| 作者姓名： | 黄小辉 毕小平 |
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| 作者单位： | 装甲兵工程学院,机械工程系,北京,100072 |
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| 摘 要： | 传统的散热器流动阻力性能分析是依靠大量的试验来完成,而通过计算流体力学(CFD)模拟计算可以在获得直观结果的同时大幅度地减少试验工作量。建立了管带式水散热器冷却空气侧波纹翅片通道的稳态湍流数学模型,对车用管带式水散热器冷却空气侧阻力性能进行数值分析,计算结果与试验数据基本吻合。通过分析得到阻力系数与平均流速拟合函数,经过修正可以用于不同环境温度下阻力性能分析预测。
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| 关 键 词： | 内燃机 波纹翅片 管带式散热器 空气冷却 数值模拟 |
Numerical Simulation of Resistance Characteristic at Cooling Air Side of a Strip-Tube Radiator |
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| HUANG Xiao-hui,BI Xiao-ping.Numerical Simulation of Resistance Characteristic at Cooling Air Side of a Strip-Tube Radiator[J].Chinese Internal Combustion Engine Engineering,2010,31(1). |
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| Authors: | HUANG Xiao-hui BI Xiao-ping |
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| Affiliation: | Department of Mechanical Engineering/a>;Academy of Armored Force Engineering/a>;Beijing 100072/a>;China |
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| Abstract: | Traditional analysis method of radiator resistance characteristic is commonly dependent on a large numbers of experiments,by using computational fluid dynamics(CFD) simulation,the visual results can be obtained and the testing workload can be significantly reduced.A steady turbulent flow mathematic mode1 was established for offset fin channels at cooling air side of a strip tube radiator.The resistance characteristic at cooling air side of automotive strip tube radiator was calculated.The calculated result ... |
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| Keywords: | IC engine offset fin strip tube radiator air-cooling numerical simulation |
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