Vortex induced vibration of submarine pipeline span is the major factor of resonance invalidation of pipeline.
海底管跨的涡激振动是引发管跨共振失效的主要因素。
Vortex induced vibration on underwater pipeline is related closely with its natural frequencies which are also related with its mass and added mass.
通过数值计算证明了物体的附加水质量不仅与物体形状有关,在一定条件下还受流体边界的影响。
The experiment shows that the PIV technique can be utilized to measure the unsteady complex flow of passive vibration, and analyses the vortex-induced vibration.
试验证明了PIV技术可以应用于被动振动非定常复杂流场的测量中,并对两维翼流体旋涡诱发振动响应进行了分析。
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