...Xinhai Chen; Junjun Yan; Jiaming Peng; Qisong Xiao; Chunye Gong; Jie Liu Purpose Mesh generation remains a key technology in many areas where numerical simulations are required. As numerical algorithms become more efficient and computers become more powerful, the percentage of time devoted to mesh...

...@pku.edu.cn 04 03 2025 14 04 2025 18 05 2025 © Emerald Publishing Limited 2025 Emerald Publishing Limited Licensed re-use rights only Mesh generation Spheres-packing Geometric defects Electromagnetic simulation Mesh generation (Jianfei, 2003 ; Zhang et al...

... geometrically adaptive triangle/tetrahedral meshes. Moreover, since the mesh sizing field is defined on an octree background mesh, high-efficiency query of local size value could be achieved in the following mesh generation procedure. Originality/value How to determine a reasonable mesh size for complicated...

... determine the inner and outer loops of closed parametric surfaces effectively. The judgment results of loops can ensure that the direction of meshes generated on these surfaces is right. And finally ensure the correctness of the numerical simulation results. Originality/value Several numerical examples...

...Zhiwei Liu; Jianjun Chen; Yifan Xia; Yao Zheng Purpose Sizing functions are crucial inputs for unstructured mesh generation since they determine the element distributions of resulting meshes to a large extent. Meanwhile, automating the procedure of creating a sizing function is a prerequisite...

... to generate high-quality grids on complex surfaces efficiently. To solve this issue, an automatic triangular mesh generation method is presented, based on bubble dynamics simulation and a modified Delaunay method. Design/methodology/approach A moderate amount of points are first distributed on a given...

...Nestor Calvo; Sergio R. Idelsohn; Eugenio Oñate The extended Delaunay tessellation (EDT) is presented in this paper as the unique partition of a node set into polyhedral regions defined by nodes lying on the nearby Voronoï spheres. Until recently, all the FEM mesh generators were limited...

... with the boundary. A new refinement scheme treats the reconnection triangles, between the regular grid and boundary elements, until all are judged satisfactory. Element quality statistics and edge length distribution graphs compare the new scheme with other triangular mesh generation algorithms. Comparisons...

... of a domain can be regular or irregular. The complex irregular domains have unstructured meshes. Manual mesh generation is suitable for domains with a simple geometry where the user defines the elements by their vertices. The resulting mesh will often be transformed to obtain more accurate meshes. A mesh...

..., unstructured mesh generation with adaptation, computational fluid dynamics and computational electromagnetic solvers and the visualisation of grid and solution data are all performed in parallel. In addition, all these modules are embedded within a parallel problem solving environment. This paper will provide...

...R.M. Natal Jorge; Rui P.R. Cardoso; J.M.A. César de Sá The simulation of real industry metal forming processes often requires the presence of adaptive procedures. With that purpose a quadrilateral mesh generator was developed. The algorithm is based on the simple fact that it is always possible...

...C.K. Lee A 3D surface mesh generation scheme is suggested for the triangulation of general bi‐variate surfaces. The target surface to be meshed is represented as a union of bi‐variate sub‐surfaces and hence a wide range of surfaces can be modelled. Different useful features such as repeated curves...

... Contact Deformation Error estimator Mesh generation Plasticity It was in the early 1970s that the first practical studies were carried out into the estimation of discretization error by authors such as Oliveira, Turcke, McNeice and Marcal, Killian and Szabo. Such papers enriched the soil...

... and algorithm of the proposed technique are presented in this section. Figure 1 shows the global procedure of the presented mesh generation scheme. The regular provisional mesh is constructed by superimposing the regular uniform grid over an object and by eliminating the external cells and grid points...

...C.K. Lee A new mesh generation procedure is suggested for the generation of 2D adaptive finite element meshes with strong element gradation and stretching effects. Metric tensors are employed to define and control the element characteristics during the mesh generation process. By using the metric...

... for the boundary element method. © MCB UP Limited 1998 Boundary conditions Design Finite element Mesh generation A major task in the finite element analysis of engineering problems lies in the generation of the FE mesh and the development of procedures and algorithms for such mesh...

... for displaying the results coming out of the numerical simulation[ 1 ]. For pre‐processing the problem is mainly concentrated on the development of programs for setting up the numerical input data through the use of algorithms for fully or semi‐automatic mesh generation within arbitrary domains...

...J.K. Wilson; B.H.V. Topping A new h‐refinement adaptive tetrahedral mesh generation algorithm is presented. Three‐dimensional domains, to be analysed by the finite element method, are initially modelled by a coarse background mesh of tetrahedral elements. This mesh forms the input...

... discretization error and the surface curvature. The mesh generation starts with the subdivision of the curved boundary of the domain into straight line segments in compliance with the given discretization error constraint. Elements are generated directly over the surface in such a way that the discretization...