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Fall Velocity of Particles in Oscillating Flow
Publisher: American Society of Civil Engineers
Abstract: The paper presents results of harmonic analysis in studying particle motion in oscillating flows. An approximate equation is derived to solve the zeroth harmonic equation, which governs the effective fall velocity
Velocity of Particles Falling in Vertically Oscillating Flow
Publisher: American Society of Civil Engineers
Abstract: The instantaneous velocity of particles driven by an oscillating flow can be determined by means of Fourier analysis. A simple numerical method based on the principle of least square error is presented to obtain the solutions ...
Ocean Surface Roughness from Satellite Observations and Spectrum Modeling of Wind Waves
Publisher: American Meteorological Society
Abstract: Many wind wave spectrum models provide excellent wave height prediction given the input of wind speed and wave age. Their quantification of the surface roughness, on the other hand, varies considerably. The ocean surface ...
Incorporation of Wind Effects Into Boussinesq Wave Models
Publisher: American Society of Civil Engineers
Abstract: Recent advances in the Boussinesq modeling of nearshore hydrodynamics offer a platform for the study of wind effects on wave transformation and breaking-generated nearshore circulation. The paper documents: (1) the new ...
Water Waves and Circular Damping Regions
Publisher: American Society of Civil Engineers
Abstract: An analytical formulation is presented for the calculation of the water wave field in and around a circular region of wave damping, such as might occur over a kelp bed. Figures show the instantaneous wave field and wave ...
Wave Diffraction Due to Areas of Energy Dissipation
Publisher: American Society of Civil Engineers
Abstract: A parabolic model for calculating the combined refraction/diffraction of monochromatic linear waves is developed, including a term which allows for the dissipation of wave energy. The coefficient of the dissipation term ...