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作者:

Yang, Liang (Yang, Liang.) | Yang, Yongtao (Yang, Yongtao.) | Zheng, Hong (Zheng, Hong.)

收录:

EI Scopus SCIE

摘要:

In the present work, a phase field numerical manifold method (PFNMM) is proposed for crack growth in brittle materials. The advantages of the phase field method (PFM) in modeling crack initiation and crack branching, and those of the numerical manifold method (NMM) in discretizing the computational model are integrated together in the proposed numerical model. The proposed numerical model is very suitable for simulating multiple crack propagation problems. The implementation details of the proposed numerical model are well presented. Several benchmark examples are adopted to validate the proposed numerical approach. The results indicate that the crack propagation topologies and force-displacement curves obtained by the proposed numerical model are in good agreement with others, e.g. Miehe et al. (2010) and Molnar and Gravouil (2017) [3]. The convergence of numerical solution from the proposed numerical model is also investigated. The PFNMM deserves a further investigation.

关键词:

Phase field method Crack propagation PFNMM Numerical manifold method

作者机构:

  • [ 1 ] [Yang, Liang]Chinese Acad Sci, Inst Rock & Soil Mech, State Key Lab Geomech & Geotech Engn, Wuhan 430071, Peoples R China
  • [ 2 ] [Yang, Yongtao]Chinese Acad Sci, Inst Rock & Soil Mech, State Key Lab Geomech & Geotech Engn, Wuhan 430071, Peoples R China
  • [ 3 ] [Yang, Liang]Univ Chinese Acad Sci, Beijing 100049, Peoples R China
  • [ 4 ] [Zheng, Hong]Beijing Univ Technol, Key Lab Urban Secur & Disaster Engn, Minist Educ, Beijing 100124, Peoples R China

通讯作者信息:

  • [Yang, Yongtao]Chinese Acad Sci, Inst Rock & Soil Mech, State Key Lab Geomech & Geotech Engn, Wuhan 430071, Peoples R China

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来源 :

ENGINEERING FRACTURE MECHANICS

ISSN: 0013-7944

年份: 2021

卷: 241

5 . 4 0 0

JCR@2022

ESI学科: ENGINEERING;

ESI高被引阀值:87

JCR分区:1

被引次数:

WoS核心集被引频次: 51

SCOPUS被引频次: 53

ESI高被引论文在榜: 0 展开所有

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中文被引频次:

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