About one optimization method of the residual stresses in constructions with glass transition

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The problem of minimization of the residual displacements in the round epoxy resin ED-20 plate by additional force loading is solved. For the description of thermomechanical behaviour of a material with relaxation transition the model developed earlier is used. The technique of superposition of step-by-step thermoelasticity problems solving, realized in ANSYS program, is used at numerical calculations. It is shown, that absence of restriction to the type of external force function allows to lower considerably a level of operating loading.

Vitrification, numerical methods, technological stresses, residual stresses, finite element method, optimization

Короткий адрес: https://sciup.org/146211404

IDR: 146211404

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