搜索结果: 1-4 共查到“理学 VIV”相关记录4条 . 查询时间(0.062 秒)
Numerical simulation of VIV for an elastic cylinder mounted on the spring supports with low mass-ratio
VIV low mass ratio stream-wise and transverse motion two-degree-of-freedom vortex shedding model CFD
2011/9/13
With the development of the offshore deep water oil industry many researchers are focusing on the vortex-induced vibrations (VIV) of deep risers. In the present work, Reynolds–averaged Navier–Stokes (...
The effect of functional loads on free spanning pipeline’s VIV response
free spanning pipeline VIV functional load internal flow
2011/9/13
During the operation and installation of offshore pipelines, high axial forces and pressures are experienced, and their effects cannot be neglected. In this article, the effect of internal flow veloci...
An application of system identification in the two-degree-freedom VIV experiments
system identification two-degree-freedom vortex-induced vibration
2011/9/13
Experiments on the two-degree-freedom vortex-induced vibration (VIV) of a flexibly-mounted, rigid, smooth cylinder were performed at MIT. The research reported here is an analysis of the cylinder’s tr...
VIV analysis of pipelines under complex span conditions
boundary condition (BC) fatigue limit state (FLS) force model (FM) kilometer post (KP) mode shape natural frequency response model (RM) vortex-induced vibration (VIV) ultimate limit state (ULS) unit stress
2011/9/13
Spans occur when a pipeline is laid on a rough undulating seabed or when upheaval buckling occurs due to constrained thermal expansion. This not only results in static and dynamic loads on the flowlin...