In this paper, we compare a biomechanics empirical model of the heart fibrous structure to two models obtained by a non-periodic homogenization process. To this end, the two homogenized models are simplified using the small amplitude homogenization procedure of Tartar, both in conduction and in elasticity. A new small amplitude homogenization expansion formula for a mixture of anisotropic elastic materials is also derived and allows us to obtain a third simplified model.
Mots-clés : non-periodic homogenization, fibrous material, small amplitude, low contrast, conduction, linear elasticity, $H$-measures
@article{M2AN_2007__41_6_1061_0, author = {Manceau, David}, title = {Small amplitude homogenization applied to models of non-periodic fibrous materials}, journal = {ESAIM: Mod\'elisation math\'ematique et analyse num\'erique}, pages = {1061--1087}, publisher = {EDP-Sciences}, volume = {41}, number = {6}, year = {2007}, doi = {10.1051/m2an:2007050}, mrnumber = {2377107}, zbl = {1126.92006}, language = {en}, url = {http://www.numdam.org/articles/10.1051/m2an:2007050/} }
TY - JOUR AU - Manceau, David TI - Small amplitude homogenization applied to models of non-periodic fibrous materials JO - ESAIM: Modélisation mathématique et analyse numérique PY - 2007 SP - 1061 EP - 1087 VL - 41 IS - 6 PB - EDP-Sciences UR - http://www.numdam.org/articles/10.1051/m2an:2007050/ DO - 10.1051/m2an:2007050 LA - en ID - M2AN_2007__41_6_1061_0 ER -
%0 Journal Article %A Manceau, David %T Small amplitude homogenization applied to models of non-periodic fibrous materials %J ESAIM: Modélisation mathématique et analyse numérique %D 2007 %P 1061-1087 %V 41 %N 6 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/m2an:2007050/ %R 10.1051/m2an:2007050 %G en %F M2AN_2007__41_6_1061_0
Manceau, David. Small amplitude homogenization applied to models of non-periodic fibrous materials. ESAIM: Modélisation mathématique et analyse numérique, Tome 41 (2007) no. 6, pp. 1061-1087. doi : 10.1051/m2an:2007050. http://www.numdam.org/articles/10.1051/m2an:2007050/
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