Improved xfem
WitrynaImproved XFEM: algorithms, software and applications Rong Tian, Longfei Wen Software center for high performance numerical simulation, Institute of Applied Physics and Computational Mathematics, Beijing 100088, China Abstract. The extended finite element method (XFEM) [1-3] is widely accepted in academy Witryna30 wrz 2024 · Jena et al. accurately captured the singularity at the crack tip during semipermeable crack propagation using XFEM. Xiao et al. proposed a B-spline ruled surface algorithm, which was applied to modeling arbitrary 3D crack propagation in the context of the improved XFEM. It had been proved to possess both efficiency and …
Improved xfem
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Witryna24 lut 2016 · In order to simulate the crack propagation under compressive loading, the maximum tangential stress (MTS) criterion was firstly improved and incorporated in developed extended finite element method (XFEM) code. The XFEM allows crack growing through the finite element mesh without re-meshing process. WitrynaxFEM方法[7￣9]贝0利用有限元形函数构造出求 解域上的一组单位分解函数，将节点相邻单元组成 的节点影响域看作一组覆盖，通过在每个覆盖上定 义位移模式，相应的全域的位移近似描述可以写为 ‰p（x）＝∑％（x）∑乃p，（x）
Witryna14 mar 2024 · The improved accuracy hints at the importance of the crack aspect-ratio ... Rickhey, F.; Kim, M.; Lee, H. XFEM simulation of radial-median crack formation in brittle medium underneath sharp indenters. In Proceedings of the KSME 2014 Spring Annual Meeting, Ansan, Korea, 22–23 May 2014; The Korean Society of Mechanical … WitrynaAn Improved XFEM With Multiple High-Order Enrichment Functions and Low-Order …
Witryna1 paź 2015 · A simple yet effective improved stable XFEM (Is-XFEM) with a novel … Witryna28 lip 2015 · In this paper, a modified intrinsic extended finite element method (XFEM) …
Witryna20 maj 2011 · Finally, with the improved XFEM, the interface crack propagation in a cantilever deep beam and concrete gravity dam are simulated without re-meshing respectively and their failure modes are also analyzed. Download to read the full article text References Belytschko T, Black T. Elastic crack growth in finite elements with …
Witryna3 wrz 2024 · The modified XFEM, a specific form of the stable generalised finite … nordstrom rack online for menWitrynaAn improved XFEM (IXFEM) for three-dimensional linear elastic fracture mechanics (LEFM) problems is developed. It utilizes an extra-dof free PU approximation to fundamentally overcome the linear... how to remove fingernail polishWitrynaImproved XFEM: algorithms, software and applications Rong Tian, Longfei Wen … nordstrom rack online customer serviceWitrynaAn improved XFEM (in short, iXFEM) is introduced. The core of iXFEM is an extra-dof free and interpolating PU enrichment based on a (moving) least-squares. Compared with the current XFEM, iXFEM does not introduce extra dof in PU enrichment and is well-conditioned in geometrical refinement. ... how to remove fingernail polish from tileWitryna9 paź 2024 · Improved nonlinear model of a yaw damper for simulating the dynamics of a high-speed train. Restricted access Research article First published October 9, ... Analysis of the initiation and propagation of fatigue cracks in the CRTS II slab track inter-layer using FE-SAFE and XFEM. Restricted access Research article First published … nordstrom rack online maternityWitryna10 kwi 2024 · XFEM including fracture mechanics, large deformation, plasticity, multiphase flow, hydraulic fracturing ... FEM (POUFEM) Features improved pedagogy, including the addition of more design-oriented and practical examples and problems Covers real-life applications, sample review questions at the end of most how to remove fingernailsWitryna27 lip 2016 · The SG/XFEM is aiming to improve the conditioning property of the G/XFEM. Another advantage is that the SG/XFEM does not use ramp-functions in the transitory elements between regions of different kinds of … how to remove fingernail polish from carpet