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A numerical study of the elastic behaviors of carbon-epoxy lamina under uni-axial compression using the discrete element method

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A numerical study of the elastic behaviors of carbon-epoxy lamina under uni-axial compression using the discrete element method. / Yang, D. M.; Tan, Y. Q.; Ye, J. Q. et al.
Proceedings of the 9th International Conference on Computational Structures Technology, CST 2008. ed. / B. H. V. Topping; M. Papadrakakis. Vol. 88 Civil-Comp press, 2008. 18.

Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNConference contribution/Paperpeer-review

Harvard

Yang, DM, Tan, YQ, Ye, JQ & Sheng, Y 2008, A numerical study of the elastic behaviors of carbon-epoxy lamina under uni-axial compression using the discrete element method. in BHV Topping & M Papadrakakis (eds), Proceedings of the 9th International Conference on Computational Structures Technology, CST 2008. vol. 88, 18, Civil-Comp press, 9th International Conference on Computational Structures Technology, CST 2008, Athens, Greece, 2/09/08. https://doi.org/10.4203/ccp.88.18

APA

Yang, D. M., Tan, Y. Q., Ye, J. Q., & Sheng, Y. (2008). A numerical study of the elastic behaviors of carbon-epoxy lamina under uni-axial compression using the discrete element method. In B. H. V. Topping, & M. Papadrakakis (Eds.), Proceedings of the 9th International Conference on Computational Structures Technology, CST 2008 (Vol. 88). Article 18 Civil-Comp press. https://doi.org/10.4203/ccp.88.18

Vancouver

Yang DM, Tan YQ, Ye JQ, Sheng Y. A numerical study of the elastic behaviors of carbon-epoxy lamina under uni-axial compression using the discrete element method. In Topping BHV, Papadrakakis M, editors, Proceedings of the 9th International Conference on Computational Structures Technology, CST 2008. Vol. 88. Civil-Comp press. 2008. 18 doi: 10.4203/ccp.88.18

Author

Yang, D. M. ; Tan, Y. Q. ; Ye, J. Q. et al. / A numerical study of the elastic behaviors of carbon-epoxy lamina under uni-axial compression using the discrete element method. Proceedings of the 9th International Conference on Computational Structures Technology, CST 2008. editor / B. H. V. Topping ; M. Papadrakakis. Vol. 88 Civil-Comp press, 2008.

Bibtex

@inproceedings{a3ea2b53813f4c25ba40648d6db49200,
title = "A numerical study of the elastic behaviors of carbon-epoxy lamina under uni-axial compression using the discrete element method",
abstract = "Discrete element method (DEM) has been employed to construct a three-dimensional particle densely packed model to represent the carbon-epoxy lamina. The packed particles were bonded together through parallel bond which can be viewed as a kind of glue with finite size. Through changing the particles and parallel bonds' properties, different mechanical characters of the model can be achieved. Both the anisotropic elastic behavior of the fibres and the isotropic elastic behavior of the matrices were calibrated firstly through respective uni-axial compressive test by DEM. Then these input parameters were used in the later lamina test. It was found that the material properties of the individual fibre and matrix materials obtained from DEM simulations agree very well with the experimental measurements. The comparisons for the laminate are not satisfactory at the moment. Problems have been identified in the model, including that shear contacts between particles were not properly calibrated and the contact properties between particles with different materials were not calibrated. In the current model, a rigid contact was assumed.",
keywords = "Composite, Discrete element method, Elastic behavior, Simulation",
author = "Yang, {D. M.} and Tan, {Y. Q.} and Ye, {J. Q.} and Y. Sheng",
year = "2008",
month = jan,
day = "1",
doi = "10.4203/ccp.88.18",
language = "English",
isbn = "9781905088232",
volume = "88",
editor = "Topping, {B. H. V.} and M. Papadrakakis",
booktitle = "Proceedings of the 9th International Conference on Computational Structures Technology, CST 2008",
publisher = "Civil-Comp press",
note = "9th International Conference on Computational Structures Technology, CST 2008 ; Conference date: 02-09-2008 Through 05-09-2008",

}

RIS

TY - GEN

T1 - A numerical study of the elastic behaviors of carbon-epoxy lamina under uni-axial compression using the discrete element method

AU - Yang, D. M.

AU - Tan, Y. Q.

AU - Ye, J. Q.

AU - Sheng, Y.

PY - 2008/1/1

Y1 - 2008/1/1

N2 - Discrete element method (DEM) has been employed to construct a three-dimensional particle densely packed model to represent the carbon-epoxy lamina. The packed particles were bonded together through parallel bond which can be viewed as a kind of glue with finite size. Through changing the particles and parallel bonds' properties, different mechanical characters of the model can be achieved. Both the anisotropic elastic behavior of the fibres and the isotropic elastic behavior of the matrices were calibrated firstly through respective uni-axial compressive test by DEM. Then these input parameters were used in the later lamina test. It was found that the material properties of the individual fibre and matrix materials obtained from DEM simulations agree very well with the experimental measurements. The comparisons for the laminate are not satisfactory at the moment. Problems have been identified in the model, including that shear contacts between particles were not properly calibrated and the contact properties between particles with different materials were not calibrated. In the current model, a rigid contact was assumed.

AB - Discrete element method (DEM) has been employed to construct a three-dimensional particle densely packed model to represent the carbon-epoxy lamina. The packed particles were bonded together through parallel bond which can be viewed as a kind of glue with finite size. Through changing the particles and parallel bonds' properties, different mechanical characters of the model can be achieved. Both the anisotropic elastic behavior of the fibres and the isotropic elastic behavior of the matrices were calibrated firstly through respective uni-axial compressive test by DEM. Then these input parameters were used in the later lamina test. It was found that the material properties of the individual fibre and matrix materials obtained from DEM simulations agree very well with the experimental measurements. The comparisons for the laminate are not satisfactory at the moment. Problems have been identified in the model, including that shear contacts between particles were not properly calibrated and the contact properties between particles with different materials were not calibrated. In the current model, a rigid contact was assumed.

KW - Composite

KW - Discrete element method

KW - Elastic behavior

KW - Simulation

U2 - 10.4203/ccp.88.18

DO - 10.4203/ccp.88.18

M3 - Conference contribution/Paper

AN - SCOPUS:84893977696

SN - 9781905088232

VL - 88

BT - Proceedings of the 9th International Conference on Computational Structures Technology, CST 2008

A2 - Topping, B. H. V.

A2 - Papadrakakis, M.

PB - Civil-Comp press

T2 - 9th International Conference on Computational Structures Technology, CST 2008

Y2 - 2 September 2008 through 5 September 2008

ER -