University of Guilan Journal of Mathematical Modeling 2345-394X 9 4 2021 12 01 Mathematical modeling of the effect of an insulating stiffener on a nonlinear thermo-elastic plate 611 631 4751 10.22124/jmm.2021.18895.1616 EN Hanifa Mokhtari Laboratoire de mathematiques pures et appliquees (LMPA), Mouloud Mammeri University of Tizi-Ouzou, Algeria Leila Rahmani Laboratoire de mathematiques pures et appliquees (LMPA), Mouloud Mammeri University of Tizi-Ouzou, Algeria Journal Article 2021 02 13 This paper deals with the mathematical modeling of the behavior of a reinforced rectangular thermo-elastic plate with a thin insulating stiffener. We use a variational asymptotic analysis, with respect to the thickness of the inserted body, in order to identify limit models that reflect its effect on the plate. We carry out a mathematical modeling for a stiffener of high rigidity and a stiffener of moderate rigidity. Asymptotic analysis rectangular plate thin insulating stiffener nonlinear partial differential equations approximate boundary conditions https://jmm.guilan.ac.ir/article_4751_c4b85d696a199b76eb81b7a500665eca.pdf