## Proceedings of the ... International Conference on Offshore Mechanics and Arctic EngineeringAmerican Society of Mechanical Engineers, 1994 - Arctic regions |

### From inside the book

Results 1-3 of 26

Page 227

Some key observations were: •

motion or at sub-harmonics of the cylinder motion, in either uniform or shear flow.

• Shedding behavior at the edges of the

Some key observations were: •

**Lock-in**can occur at the frequency of cylindermotion or at sub-harmonics of the cylinder motion, in either uniform or shear flow.

• Shedding behavior at the edges of the

**lock-in**frequency range is similar for ...Page 228

(1985) studied the

similar data from other sources, are plotted in Figure 5.8. For example, these data

...

(1985) studied the

**lock-in**problem in detail and identified frequency ranges of**locked-in**behavior as a function of vibration amplitude. These data, along withsimilar data from other sources, are plotted in Figure 5.8. For example, these data

...

Page 238

At frequencies above the

increases or flow velocity decreases, added mass increases to a maximum near

2.0, analogous to the case of a fluid oscillating about a stationary cylinder.

At frequencies above the

**lock-in**boundary, as either cylinder frequencyincreases or flow velocity decreases, added mass increases to a maximum near

2.0, analogous to the case of a fluid oscillating about a stationary cylinder.

### What people are saying - Write a review

We haven't found any reviews in the usual places.

### Contents

OCEAN WAVES AND ENERGY | 1 |

HYDRODYNAMIC FORCES | 45 |

COMPUTATIONAL HYDRODYNAMICS | 91 |

Copyright | |

7 other sections not shown

### Other editions - View all

### Common terms and phrases

added mass amplitude analysis boundary conditions buoy calculated Circular Cylinder compliant tower components correlation length curve deck diameter diffraction drag coefficient drag force drift force dynamic effects energy Engineering envelope equation experimental Figure fluid Fluid Mechanics free surface heave Hilbert transform horizontal hydrodynamic hydrodynamic force incident wave increase installation interaction irregular waves lift coefficient lift force linear load control lock-in matrix maxima maximum measured method model tests modes mooring line nonlinear obtained Ocean OMAE oscillating cylinder parameters peak phase pipe platform predicted present pressure problem quadratic Quickwave random ratio Reynolds number riser seastate second-order shear shedding frequency shown simulation solution spectral spectrum stationary cylinder stiffeners Strouhal Strouhal number transfer function transverse turbulence uniform flow values vector velocity potential vertical vibration vortex shedding water depth wave force wave frequency wave height wave power wind