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Nonlinear Space–Time Evolution of Wave Groups With a High Crest
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The theory of quasi-determinism, for the mechanics of linear random wave groups was obtained by Boccotti in the eighties. The first formulation of the theory deals with the largest crest ...
The Reconstruction of Significant Wave Height Time Series by Using a Neural Network Approach
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A Multivariate Neural Network (MNN) algorithm is proposed for the reconstruction of significant wave height time series, without any increase of the error of the MNN output with the number of ...
Nonlinear Crest Height Distribution in Three-Dimensional Ocean Waves
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The interest and studies on nonlinear waves are increased recently for their importance in the interaction with floating and fixed bodies. It is also well-known that nonlinearities influence ...
Small-Scale Field Experiment on a Submerged Breakwater for Absorbing Wave Energy
Publisher: American Society of Civil Engineers
Abstract: This technical note shows some results of a small-scale field experiment on Boccotti’s submerged caisson breakwater, which absorbs wave energy and is able to defend a coast with a very small environmental impact. The ...
Nonlinear Crest, Trough, and Wave Height Distributions in Sea States With Double-Peaked Spectra
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The peak to trough distributions of nonlinear high sea waves in bimodal sea states in deep water are investigated. The statistical distribution of wave height is first analyzed by considering ...
Nonlinear High Wave Groups in Bimodal Sea States
Publisher: American Society of Civil Engineers
Abstract: Nonlinear effects for wave groups in bimodal sea states are investigated. The linear free surface displacement is obtained by applying the quasi-determinism theory of the highest waves, with the spectrum given by the ...
Coupled Surge-Heave-Pitch Dynamic Modeling of Spar-Moonpool-Riser Interaction
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Due to the rather intense ongoing development of deep water gas and oil fields, the technical community has devoted considerable attention to the dynamic behavior of Spar floating systems. Spar ...
Small-Scale Field Experiment on Wave Forces on Upright Breakwaters
Publisher: American Society of Civil Engineers
Abstract: A small-scale field experiment was conducted on wave forces on upright breakwaters, and the following observations were made. The largest waves in a sea state yield one of two very characteristic time histories of the ...
Nonlinear Random Vibrations of Beams with In-Span Supports via Statistical Linearization with Constrained Modes
Publisher: American Society of Civil Engineers
Abstract: A statistical linearization technique is developed for determining second-order response statistics of beams with in-span elastic concentrated supports. The nonlinearities considered relate both to the support restoring ...
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