Analysis-aware defeaturing: Problem setting and a posteriori estimation
Defeaturing consists in simplifying geometrical models by removing the geometrical features
that are considered not relevant for a given simulation. Feature removal and simplification of …
that are considered not relevant for a given simulation. Feature removal and simplification of …
Adaptive analysis-aware defeaturing
Removing geometrical details from a complex domain is a classical operation in computer
aided design for simulation and manufacturing. This procedure simplifies the meshing …
aided design for simulation and manufacturing. This procedure simplifies the meshing …
Analysis‐aware defeaturing of complex geometries with Neumann features
Local modifications of a computational domain are often performed in order to simplify the
meshing process and to reduce computational costs and memory requirements. However …
meshing process and to reduce computational costs and memory requirements. However …
[HTML][HTML] A shape derivative approach to domain simplification
The objective of this study is to address the difficulty of simplifying the geometric model in
which a differential problem is formulated, also called defeaturing, while simultaneously …
which a differential problem is formulated, also called defeaturing, while simultaneously …
工程仿真精度可信的CAD 模型简化
李明 - 计算机辅助设计与图形学学报, 2015 - jcad.cn
在工程仿真前, 进行细节移除, 简化CAD 模型是实际产品设计的重要步骤.
此过程大大降低后续网格生成的复杂度, 提升网格质量, 进而减少网格生成及有限元计算失败的 …
此过程大大降低后续网格生成的复杂度, 提升网格质量, 进而减少网格生成及有限元计算失败的 …
Second‐order defeaturing error estimation for multiple boundary features
M Li, B Zhang, RR Martin - International Journal for Numerical …, 2014 - Wiley Online Library
SUMMARY A posteriori estimation of defeaturing error, that is, engineering analysis error
caused by defeaturing, remains a key challenge in computer‐aided design/computer‐aided …
caused by defeaturing, remains a key challenge in computer‐aided design/computer‐aided …
CAD model simplification error estimation for electrostatics problems
Simplifying the geometry of a CAD model using defeaturing techniques enables more
efficient discretization and subsequent simulation for engineering analysis problems …
efficient discretization and subsequent simulation for engineering analysis problems …
An equilibrated flux a posteriori error estimator for defeaturing problems
An a posteriori error estimator based on an equilibrated flux reconstruction is proposed for
defeaturing problems in the context of finite element discretizations. Defeaturing consists in …
defeaturing problems in the context of finite element discretizations. Defeaturing consists in …
[PDF][PDF] Analysis-aware defeaturing of complex geometries.
Local modifications of a computational domain are often performed in order to simplify the
meshing process and to reduce computational costs and memory requirements. However …
meshing process and to reduce computational costs and memory requirements. However …
Estimation of impacts of removing arbitrarily constrained domain details to the analysis of incompressible fluid flows
K Zhang, M Li, J Li - Communications in Computational Physics, 2016 - cambridge.org
Removing geometric details from the computational domain can significantly reduce the
complexity of downstream task of meshing and simulation computation, and increase their …
complexity of downstream task of meshing and simulation computation, and increase their …