Micromechanical modelling and simulation of chopped random fiber reinforced polymer composites with progressive debonding damage Export

@article{citeulike:3112677, abstract = {The aim of the present paper is to provide a quantitative prediction of the elastic-damage behaviour of randomly oriented fiber polymer composites. A constitutive model based on micromechanical considerations is presented. The nucleation and growth of voids induced by progressive fiber debonding is combined with the constitutive relationship. Failure resulting of excessive damage accumulation is captured by a critical void volume criterion and a vanishing element technique. Experimentally, damage accumulation in random glass fiber-polyester composites was monitored by a videoextensometry technique able to control the local strain rate. Good agreement of model predictions with experimental data is pointed out. The model was implemented into a finite element program and numerical applications on composite structures (a tensile specimen and a plate containing a central hole) are presented to illustrate the capability of the approach. Digital image correlation method was also used to measure the full-field strain in a notched specimen under tensile loading. The simulated results compared favourably with those obtained from experiments.}, author = {Za\"{i}ri, F. and Na\"{i}t-Abdelaziz, M. and Gloaguen, J. M. and Bouaziz, A. and Lefebvre, J. M.}, citeulike-article-id = {3112677}, citeulike-linkout-0 = {http://dx.doi.org/10.1016/j.ijsolstr.2008.05.013}, citeulike-linkout-1 = {http://www.sciencedirect.com/science/article/B6VJS-4SMWFJD-1/2/53cf0e091819b2a51d9626935a1b755b}, day = {1}, doi = {10.1016/j.ijsolstr.2008.05.013}, journal = {International Journal of Solids and Structures}, keywords = {fibre-reinforced-concrete, nanofibers}, month = {October}, number = {20}, pages = {5220--5236}, posted-at = {2008-08-12 20:36:40}, priority = {2}, title = {Micromechanical modelling and simulation of chopped random fiber reinforced polymer composites with progressive debonding damage}, url = {http://dx.doi.org/10.1016/j.ijsolstr.2008.05.013}, volume = {45}, year = {2008} }

TY - JOUR ID - citeulike:3112677 L3 - citeulike-article-id:3112677 N2 - The aim of the present paper is to provide a quantitative prediction of the elastic-damage behaviour of randomly oriented fiber polymer composites. A constitutive model based on micromechanical considerations is presented. The nucleation and growth of voids induced by progressive fiber debonding is combined with the constitutive relationship. Failure resulting of excessive damage accumulation is captured by a critical void volume criterion and a vanishing element technique. Experimentally, damage accumulation in random glass fiber-polyester composites was monitored by a videoextensometry technique able to control the local strain rate. Good agreement of model predictions with experimental data is pointed out. The model was implemented into a finite element program and numerical applications on composite structures (a tensile specimen and a plate containing a central hole) are presented to illustrate the capability of the approach. Digital image correlation method was also used to measure the full-field strain in a notched specimen under tensile loading. The simulated results compared favourably with those obtained from experiments. IS - 20 JF - International Journal of Solids and Structures EP - 5236 TI - Micromechanical modelling and simulation of chopped random fiber reinforced polymer composites with progressive debonding damage VL - 45 SP - 5220 KW - fibre-reinforced-concrete KW - nanofibers AU - Zaïri, F AU - Naït-Abdelaziz, M AU - Gloaguen, JM AU - Bouaziz, A AU - Lefebvre, JM PY - 2008/10/01/ UR - http://dx.doi.org/10.1016/j.ijsolstr.2008.05.013 ER -