A high‐order Runge‐Kutta discontinuous Galerkin method with a subcell limiter on adaptive unstructured grids for two‐dimensional compressible inviscid flows
Sign Up to like & getrecommendations! Published in 2019 at "International Journal for Numerical Methods in Fluids"
DOI: 10.1002/fld.4757
Abstract: A robust, adaptive unstructured mesh refinement strategy for high‐order Runge‐Kutta discontinuous Galerkin method is proposed. The present work mainly focuses on accurate capturing of sharp gradient flow features like strong shocks in the simulations of… read more here.
Keywords: adaptive unstructured; order runge; inviscid; kutta discontinuous ... See more keywords
Simulating Compressible Two-Medium Flows with Sharp-Interface Adaptive Runge–Kutta Discontinuous Galerkin Methods
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DOI: 10.1007/s10915-017-0511-y
Abstract: A cut cell based sharp-interface Runge–Kutta discontinuous Galerkin method, with quadtree-like adaptive mesh refinement, is developed for simulating compressible two-medium flows with clear interfaces. In this approach, the free interface is represented by curved cut… read more here.
Keywords: sharp interface; medium; discontinuous galerkin; runge kutta ... See more keywords
A Compact Subcell WENO Limiting Strategy Using Immediate Neighbors for Runge-Kutta Discontinuous Galerkin Methods for Unstructured Meshes
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DOI: 10.1007/s10915-021-01725-3
Abstract: In this paper, we generalize the compact subcell weighted essentially non oscillatory (CSWENO) limiting strategy for Runge-Kutta discontinuous Galerkin method developed recently in [ 1 ] for structured meshes to unstructured triangular meshes. The main… read more here.
Keywords: discontinuous galerkin; limiting strategy; strategy; kutta discontinuous ... See more keywords
Runge-Kutta Discontinuous Galerkin Method with a Simple and Compact Hermite WENO Limiter on Unstructured Meshes
Sign Up to like & getrecommendations! Published in 2017 at "Communications in Computational Physics"
DOI: 10.4208/cicp.221015.160816a
Abstract: Jun Zhu1, Xinghui Zhong2, Chi-Wang Shu3 and Jianxian Qiu4,∗ 1 College of Science, Nanjing University of Aeronautics and Astronautics, Nanjing, Jiangsu 210016, P.R. China. 2 Scientific Computing and Imaging Institute, University of Utah, Salt Lake… read more here.
Keywords: discontinuous galerkin; university; runge kutta; galerkin method ... See more keywords