Development of a hybrid particle-mesh method for simulating free-surface flows
Jakob Maljaars (TU Delft - Civil Engineering & Geosciences)
Robert Jan Labeur (TU Delft - Civil Engineering & Geosciences)
Matthias Möller (TU Delft - Electrical Engineering, Mathematics and Computer Science)
Wim Uijttewaal (TU Delft - Civil Engineering & Geosciences)
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Abstract
In this work the feasibility of a numerical wave tank using a hybrid particle-mesh method is investigated. Based on the fluid implicit particle method (FLIP) a formulation for the hybrid method is presented for incompressible multiphase flows involving large density jumps and wave generating boundaries. The performance of the method is assessed for a standing wave and for the generation and propagation of a solitary wave over a flat and a sloping bed. A comparison is made with results obtained with a well-established SPH package. The tests demonstrate that the method is a promising and attractive tool for simulating the nearshore propagation of waves.