A survey on 3D CAD model quality assurance and testing tools
A new taxonomy of issues related to CAD model quality is presented, which distinguishes
between explicit and procedural models. For each type of model, morphologic, syntactic …
between explicit and procedural models. For each type of model, morphologic, syntactic …
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 …
Shape aware quadratures
V Thiagarajan, V Shapiro - Journal of Computational Physics, 2018 - Elsevier
Abstract With Shape Aware Quadratures (SAQ), for a given set of quadrature nodes, order,
and domain of integration, the quadrature weights are obtained by solving a system of …
and domain of integration, the quadrature weights are obtained by solving a system of …
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 …
“Traveling-wave tube mechanics simulator suite” a CAD/CAE integrated rapid redesign system of vibration analysis for traveling-wave tubes
JH Yin, L Xu, P Xie, ZH Yang, B Li - Advances in Engineering Software, 2019 - Elsevier
Traveling-wave tubes (TWTs) are popularly used as the microwave power amplifier in civil
and military applications and have a high mechanical sensitivity. It is necessary to …
and military applications and have a high mechanical sensitivity. It is necessary to …
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 …