vortex shedding

Studies on the Blade Tail Edge Vortex Shedding Broadband Noise Calculation Model of Axial Flow Fan

轴流叶轮尾涡脱落宽频噪声计算模型研究

In this paper, the mechamism of flow-induced vortex shedding that results in engineering structure vibration is briefly introduced, so, the causes of breakage of the thermocouple tube are analysed and measures of preventing breakage due to vibration of the thermocouple tube are proposed.

本文简单介绍了流体诱发旋涡脱落导致工程结构振动的机理，分析了用于测量流体温度的热电偶套管断裂的原因，并提出了防止热电偶套管振动断裂的预防措施。

In low-speed muting wind tunnel flow, using visualization technique through a smoker we got a clear flow field structure seeing the behavior of vortex shedding clearly.

在低速静音风洞中，通过流动显示技术，利用烟发声器，得到了清晰的流场形态，直观地看到了脱落涡的发展变化。

The vortex shedding noise has been revealed as an important wing noise source on some modern commercial aircraft based on the fly-over measurements with a planar microphone array by Michel ( 1998).

Michel等人1998年应用平面传声器阵列对飞机过顶噪声进行的测量研究首次发现，机翼尾迹脱落涡噪声是某些类型飞机重要的噪声源。

Such parameters of flow characteristics are investigated as lift and drag coefficient and vortex shedding frequencies.

计算了圆柱的升阻力系数、尾涡脱落频率等描述绕流问题的主要参量.

The process of vortex shedding from an impulsively started wing of an aircraft is simulated numerically.

本项目数值模拟了机翼突然起动涡旋脱落过程.

It is showed that allowing for effect, spectrum width of vortex shedding signal experiences considerable changes.

研究表明,考虑热效应后的旋涡脱落发生明显变化, 表现在旋涡脱落信号傅里叶变换峰宽的改变.

A study on stability of tension leg platform nonlinear oscillation induced by vortex shedding

张力腿平台涡激非线性振动稳定性研究