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Seams and wedges in plastering: A 3-D hexahedral mesh generation algorithm

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Abstract

This paper describes mesh correction techniques necessary for meshing an arbitrary volume with a completely hexahedral mesh. Specifically, it describes seams and wedges, mechanisms that overcome major hurdles encountered in the preliminary work on the plastering algorithm. The plastering algorithm iteratively projects layers of elements inward from a quadrilateral discretization of the volume's bounding faces. Seams and wedges resolve incompatibilities in the mesh and in the progressing boundary, thus ensuring the correct formation of a hexahedral mesh from the plastering algorithm.

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Blacker, T.D., Meyers, R.J. Seams and wedges in plastering: A 3-D hexahedral mesh generation algorithm. Engineering with Computers 9, 83–93 (1993). https://doi.org/10.1007/BF01199047

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