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Modeling progressive delamination of laminated composites by discrete element method

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Modeling progressive delamination of laminated composites by discrete element method. / Yang, Dongmin; Ye, Jianqiao; Tan, Yuanqiang et al.
In: Computational Materials Science, Vol. 50, No. 3, 01.2011, p. 858-864.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Yang, D, Ye, J, Tan, Y & Sheng, Y 2011, 'Modeling progressive delamination of laminated composites by discrete element method', Computational Materials Science, vol. 50, no. 3, pp. 858-864. https://doi.org/10.1016/j.commatsci.2010.10.022

APA

Yang, D., Ye, J., Tan, Y., & Sheng, Y. (2011). Modeling progressive delamination of laminated composites by discrete element method. Computational Materials Science, 50(3), 858-864. https://doi.org/10.1016/j.commatsci.2010.10.022

Vancouver

Yang D, Ye J, Tan Y, Sheng Y. Modeling progressive delamination of laminated composites by discrete element method. Computational Materials Science. 2011 Jan;50(3):858-864. doi: 10.1016/j.commatsci.2010.10.022

Author

Yang, Dongmin ; Ye, Jianqiao ; Tan, Yuanqiang et al. / Modeling progressive delamination of laminated composites by discrete element method. In: Computational Materials Science. 2011 ; Vol. 50, No. 3. pp. 858-864.

Bibtex

@article{dc9daaad3e9a4977918e519f400ab72a,
title = "Modeling progressive delamination of laminated composites by discrete element method",
abstract = "Discrete element method (DEM) was used to model progressive delamination of fiber reinforced composite laminates. The anisotropic composite plies were constructed through a hexagonal packing of particle elements. Contacts between the particles were represented by parallel bonds with the verified normal and shear elastic properties. The ply interface was characterized by a contact softening model with a bilinear elastic behavior which is similar to the cohesive zone model in the continuum mechanics. DCB. ELS and FRMM tests were simulated by the DEM model to assess its capability of modeling mode I, mode II and mix mode fracture of delamination, respectively. Good agreements were observed between the DEM and existing numerical and experimental results of loading curves, which confirmed that the DEM model can be used to simulate initiation and propagation of composite delamination, with more insights into microscopic material behavior, such as damage extension and plastic zone. ",
keywords = "Discrete element method (DEM), Fiber reinforced composite laminae , Delamination , Anisotropic behavior",
author = "Dongmin Yang and Jianqiao Ye and Yuanqiang Tan and Yong Sheng",
year = "2011",
month = jan,
doi = "10.1016/j.commatsci.2010.10.022",
language = "English",
volume = "50",
pages = "858--864",
journal = "Computational Materials Science",
issn = "0927-0256",
publisher = "Elsevier",
number = "3",

}

RIS

TY - JOUR

T1 - Modeling progressive delamination of laminated composites by discrete element method

AU - Yang, Dongmin

AU - Ye, Jianqiao

AU - Tan, Yuanqiang

AU - Sheng, Yong

PY - 2011/1

Y1 - 2011/1

N2 - Discrete element method (DEM) was used to model progressive delamination of fiber reinforced composite laminates. The anisotropic composite plies were constructed through a hexagonal packing of particle elements. Contacts between the particles were represented by parallel bonds with the verified normal and shear elastic properties. The ply interface was characterized by a contact softening model with a bilinear elastic behavior which is similar to the cohesive zone model in the continuum mechanics. DCB. ELS and FRMM tests were simulated by the DEM model to assess its capability of modeling mode I, mode II and mix mode fracture of delamination, respectively. Good agreements were observed between the DEM and existing numerical and experimental results of loading curves, which confirmed that the DEM model can be used to simulate initiation and propagation of composite delamination, with more insights into microscopic material behavior, such as damage extension and plastic zone. 

AB - Discrete element method (DEM) was used to model progressive delamination of fiber reinforced composite laminates. The anisotropic composite plies were constructed through a hexagonal packing of particle elements. Contacts between the particles were represented by parallel bonds with the verified normal and shear elastic properties. The ply interface was characterized by a contact softening model with a bilinear elastic behavior which is similar to the cohesive zone model in the continuum mechanics. DCB. ELS and FRMM tests were simulated by the DEM model to assess its capability of modeling mode I, mode II and mix mode fracture of delamination, respectively. Good agreements were observed between the DEM and existing numerical and experimental results of loading curves, which confirmed that the DEM model can be used to simulate initiation and propagation of composite delamination, with more insights into microscopic material behavior, such as damage extension and plastic zone. 

KW - Discrete element method (DEM)

KW - Fiber reinforced composite laminae

KW - Delamination

KW - Anisotropic behavior

U2 - 10.1016/j.commatsci.2010.10.022

DO - 10.1016/j.commatsci.2010.10.022

M3 - Journal article

VL - 50

SP - 858

EP - 864

JO - Computational Materials Science

JF - Computational Materials Science

SN - 0927-0256

IS - 3

ER -