CHINESE JOURNAL OF COMPUTATIONAL PHYSICS ›› 2007, Vol. 24 ›› Issue (1): 13-18.

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A New Unstructured Quadrilateral Mesh Generation Scheme and Applications

WANG Ruili, YAO Yanzhong, LIN Zhong, GE Quanwen   

  1. Laboratory of Computational Physics, Institute of Applied Physics and Computational Mathematics, Beijing 100088, China
  • Received:2005-09-29 Revised:2006-01-19 Online:2007-01-25 Published:2007-01-25

Abstract: A scheme for unstructured quadrilateral mesh generation based on Delaunay triangulation is presented.With a front edge definition we mark a triangle mesh in the front edge.According to triangle mesh shape and directionality two triangular meshes are merged into a quadrilateral mesh. A 100% quadrilateral mesh obtained converts a quad-dominant to an allquad mesh with mesh conversion templates.Numerical results are shown.

Key words: unstructured quadrilateral mesh, states of front edge, merge triangular mesh, coversion templates

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