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SPH simulation of sloshing due to horizontal tank excitation
Date Issued
01-12-2011
Author(s)
Swapnadip, D. C.
Indian Institute of Technology, Madras
Abstract
Smoothed particle hydrodynamics (SPH), a true mesh less method has been used to simulate the sloshing problem. The tank motion is restricted to regular horizontal excitation. A number of issues have been addressed while making attempts for simulating with higher h/1 ratio. The principle approaches undertaken in order to understand the effectiveness of the standard method have been mostly laid upon different boundary modeling techniques and the artificial viscosity models. Selected method for the time integration scheme has been found to play a significant role. The classical dam break problem has been revisited based on those findings. Model predictions for this case have been compared with few other different CFD techniques as well as experimental data as available in literature. Simulation of tank sloshing has been compared with FEM simulation where the entire mode of investigation is different. The fine tuned values of different controlling parameters have been reported.