Proceedings of the ... International Conference on Offshore Mechanics and Arctic EngineeringAmerican Society of Mechanical Engineers, 1994 - Arctic regions |
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Page 227
... in Figure 5.6 are plotted for two amplitude ratios ( 0.1 diameters and 0.29 diameters ) . Note that increased amplitude is associated with a larger lock - in range as well as a greater reduction in shedding frequency above the primary ...
... in Figure 5.6 are plotted for two amplitude ratios ( 0.1 diameters and 0.29 diameters ) . Note that increased amplitude is associated with a larger lock - in range as well as a greater reduction in shedding frequency above the primary ...
Page 228
... from Stansby's data at subcritical Reynolds numbers . Peltzer et . al . ( 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 with ...
... from Stansby's data at subcritical Reynolds numbers . Peltzer et . al . ( 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 with ...
Page 238
... lock - in boundary , as either cylinder frequency 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 below the lock - ...
... lock - in boundary , as either cylinder frequency 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 below the lock - ...
Contents
OCEAN WAVES AND ENERGY | 1 |
Load Control Method and Its Realization on an OWC Wave Power Converter | 19 |
Nonlinearity in CrestTrough Statistics of Bretschneider Seas | 27 |
Copyright | |
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added mass amplitude analysis ASME boundary conditions buoy calculated Circular Cylinder compliant tower components correlation length curve deck diameter diffraction dimensionless drag coefficient drag force drift force dynamic effects 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 maximum measured method model tests modes mooring line nonlinear obtained Ocean Offshore Technology OMAE oscillating cylinder parameters peak phase pipe platform predicted present pressure problem quadratic Quickwave random ratio response 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 velocity potential vertical vibration vortex shedding water depth Wave Force wave frequency wave power