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Numerical Generation and Absorption of Fully Nonlinear Periodic Waves
Publisher: American Society of Civil Engineers
Abstract: Permanent form periodic waves with zero-average mass flux are generated in a two-dimensional numerical wave tank solving fully nonlinear potential flow equations. An absorbing beach is modeled at the end of the tank in ...
Tsunami Generation by Submarine Mass Failure. I: Modeling, Experimental Validation, and Sensitivity Analyses
Publisher: American Society of Civil Engineers
Abstract: Numerical simulations are performed with a two-dimensional (2D) fully nonlinear potential flow (FNPF) model for tsunami generation by two idealized types of submarine mass failure (SMF): underwater slides and slumps. These ...
Experimental Study of Tsunami Generation by Three-Dimensional Rigid Underwater Landslides
Publisher: American Society of Civil Engineers
Abstract: Large scale, three-dimensional, laboratory experiments are performed to study tsunami generation by rigid underwater landslides. The main purpose of these experiments is to both gain insight into landslide tsunami generation ...
Characteristics of Solitary Wave Breaking Induced by Breakwaters
Publisher: American Society of Civil Engineers
Abstract: Laboratory experiments are presented for the breaking of solitary waves over breakwaters. A variety of behaviors is observed, depending on both breakwater and incident wave height: for emerged breakwaters, waves may collapse ...
Tsunami Generation by Submarine Mass Failure. II: Predictive Equations and Case Studies
Publisher: American Society of Civil Engineers
Abstract: Based on numerical simulations presented in Part I, we derive predictive empirical equations describing tsunami generation by submarine mass failure (SMF) that are only valid in the vicinity of the tsunami sources. We give ...
Source Constraints and Model Simulation of the December 26, 2004, Indian Ocean Tsunami
Publisher: American Society of Civil Engineers
Abstract: The December 26, 2004 tsunami was perhaps the most devastating tsunami in recorded history, causing over 200,000 fatalities and widespread destruction in countries bordering the Indian Ocean. It was generated by the third ...
Role of Hurricane Wind Models in Accurate Simulation of Storm Surge and Waves
Publisher: American Society of Civil Engineers
Abstract: Storm-surge and wave models are routinely used to assess the impact of hurricanes/cyclones for emergency preparedness. Although these models are forced by wind fields, generated by meteorological models in hindcast or ...
Simulation of Depth-Limited Breaking Waves in a 3D Fully Nonlinear Potential Flow Model
Publisher: American Society of Civil Engineers
Abstract: Extending an earlier two-dimensional (2D) implementation, a novel method is introduced for both detecting the onset of wave breaking and simulating the resulting energy dissipation in limited water depth, in a three-dimensional ...