This paper studies the pin-fin tube, smooth tube and finned tube on the same wind channel test apparatus through experimental method.
采用实验研究的方法，分别对针翅管，平直翅片管和光管在同一风洞实验台上进行了实验。
Professional R & D, welding fin tube, welding finned tube machine large equipment, quality assurance.
专业研发，焊翅片管、焊翅片管机床大型设备，质量有保证。
However the fin height, fin Angle and distance of finned tube have the large influence to the finned tube heat, all of them exist the optimal geometrical dimensions.
然而翅片高度、翅片夹角和管排间距则对翅片管的散热性能影响很大，分别存在最优的几何尺寸。
However the fin height, fin Angle and distance of finned tube have the large influence to the finned tube heat, all of them exist the optimal geometrical dimensions.
然而翅片高度、翅片夹角和管排间距则对翅片管的散热性能影响很大，分别存在最优的几何尺寸。
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