作者: Sebastian Geller , Jonas Tölke , Manfred Krafczyk
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摘要: In this work a Lattice Boltzmann (LB) fluid flow solver based on unstructured quadtree/octree type Eulerian grids is coupled with spectral Finite Element (p-FEM) structural mechanics Lagrangian description to predict bidirectional fluid-structure interaction (FSI). The methods and algorithms are described in detail. Benchmark computations of transient problem 2D beam-like structure channel as defined by the DFG-Research Unit 493 presented.