Proceedings of the ... International Conference on Offshore Mechanics and Arctic EngineeringAmerican Society of Mechanical Engineers, 1994 - Arctic regions |
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Page 229
... Phase Tests : Second Phase Tests Gopalkrishnan ( 1993 ) : Re 10,000 sudden phase shift was also shown to be associated with a significant jump in force amplitude , hence the comparison with a mechanical oscillator . An example of the ...
... Phase Tests : Second Phase Tests Gopalkrishnan ( 1993 ) : Re 10,000 sudden phase shift was also shown to be associated with a significant jump in force amplitude , hence the comparison with a mechanical oscillator . An example of the ...
Page 327
... phase function is ( t ) = -1 [ x ( t ) = tan ( 7 ) ( 8 ) These formulations which result from using the Hilbert transform have been shown to yield optimal results in the sense that the average rate of change of the envelope process is ...
... phase function is ( t ) = -1 [ x ( t ) = tan ( 7 ) ( 8 ) These formulations which result from using the Hilbert transform have been shown to yield optimal results in the sense that the average rate of change of the envelope process is ...
Page 328
... phase assumption , i.e. , ☀ ( t ) = wet + ( also a least - square fit to the measured phase ) . The results from analysis of one half - cycle for KC ' = 19.3 are shown in Figure 3. The measured and predicted lift force traces are ...
... phase assumption , i.e. , ☀ ( t ) = wet + ( also a least - square fit to the measured phase ) . The results from analysis of one half - cycle for KC ' = 19.3 are shown in Figure 3. The measured and predicted lift force traces are ...
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