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adverse pressure gradient

  • 逆压梯度

网络释义专业释义英英释义

  逆压梯度

形成逆压梯度(adverse pressure gradient),引发钝体后端的边界层分离(boundary layer separation),流体回流(flow circulation)和尾流(wake);而且显著的改

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  逆向压力梯度

... adverse device 抗G力设备 adverse pressure gradient 逆向压力梯度 adverse suit 抗G衣 ...

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  反向压力梯度

... adverse factor 有害因素,不利因素 adverse pressure gradient 反向压力梯度;逆压梯度 adverse wind 逆风 ...

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  力梯度

...况下,压力随时间的改变使得微扩散器内流向 (streamwise)的流速在达可能最大值之前即受到逆压 力梯度(adverse pressure gradient)的影响而减速。当频 率越高,流向的可达最高流速越低,使得净流率随之 降低。

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短语

adverse and favorable pressure gradient 逆与顺压梯度

  • 逆压梯度 - 引用次数:5

    参考来源 - 具有压力梯度的二维超音速边界层扰动演化的数值模拟研究
  • 逆压梯度
  • 逆压梯度

·2,447,543篇论文数据,部分数据来源于NoteExpress

Adverse pressure gradient

  • abstract: An adverse pressure gradient occurs when the static pressure increases in the direction of the flow. Mathematically this is expressed as:

以上来源于: WordNet

 柯林斯英汉双解大词典 

adverse pressure gradient

  • 1. 

    N an increase of pressure in the direction of flow 逆压变化率 [aerodynamics]

双语例句

  • The results indicate that passive control technique can reduce peak Mach number on the surface of the airfoil and reduce the adverse pressure gradient, shock is also weakened.

    结果表明被动控制使得沿模型表面马赫数峰值压力梯度明显减小激波减弱

    youdao

  • It is shown that the "damping" effect mainly exists in the zone of 0.5d from the impingement wall, and there are positive as well as adverse pressure gradient in the radial direction.

    表明壁面阻尼影响主要集中近壁面0 . 5 D以内,在径向上流动既有梯度压梯度。

    youdao

  • In zero pressure gradient flow, this local momentum loss is Minost an additive constant quantity. On the other hand, adverse pressure gradient results in amplification of this momentum loss.

    压力梯度下,这个局部动量损失几乎一个附加常量,而梯度则会扩大这种动量损失。

    youdao

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