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Hydrodynamic Heave Damping Estimation and Scaling for Tension Leg Platforms
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Resonant heave excitation of tension leg platform (TLP) tendons is typically of high frequency and small amplitude. The response of the tendons to this excitation is non-negligible due to a ...
Effects of Appendages and Small Currents on the Hydrodynamic Heave Damping of TLP Columns
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A previous paper by the authors reported on the estimation of resonant heave (springing) damping of tension leg platforms (TLPs) and a method of scaling for full-scale prototypes. The present ...
Asymmetric Hydrodynamic Impact and Dynamic Response of Vessels
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Theoretical simulations are compared with drop test experiments of vessel free-fall impact on calm water, with zero and nonzero initial heel angles. The impact force and moment are predicted ...
Comparisons of Two Different Mixed Eulerian-Lagrangian Schemes Based on a Study of Flare-Slamming Hydrodynamics
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A comparative study of two different mixed Eulerian-Lagrangian methods is presented. Representative numerical simulations of oscillatory flare-slamming flows are given. Computations based on these ...
Nonlinear Dynamic Response of a Simple Ice-Structure Interaction Model
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The problem addressed is the continuous indentation of a ship or offshore structure into an ice sheet. The impacting ship or offshore structure is represented by a mass-spring-dashpot system ...
Simulation and Nonlinear Dynamics Analysis of Planing Hulls
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The high speeds, small trim angles, and shallow drafts of planing hulls produce large changes in vessel wetted surface which, in turn, lead to significant hydrodynamic and dynamic nonlinearities. ...
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