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An integrated approach for automated generation of two/three dimensional finite element grids using spatial occupancy enumeration and delaunay triangulation
Author(s) -
Ramakrishnan C. V.,
Ramakrishnan S.,
Kumar Ashish,
Bhattacharya Marina
Publication year - 1992
Publication title -
international journal for numerical methods in engineering
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.421
H-Index - 168
eISSN - 1097-0207
pISSN - 0029-5981
DOI - 10.1002/nme.1620340323
Subject(s) - delaunay triangulation , bowyer–watson algorithm , constrained delaunay triangulation , octree , triangulation , surface triangulation , pitteway triangulation , mesh generation , ruppert's algorithm , finite element method , boundary (topology) , extension (predicate logic) , enumeration , mathematics , computer science , algorithm , geometry , discrete mathematics , mathematical analysis , engineering , structural engineering , programming language
The paper describes the development of an automated triangulation algorithm for arbitrary domains. The method involves octree decomposition and subdomain meshing using Delaunay triangulation. Extension to three dimensional objects involving curved boundary surfaces is briefly described.