Optimization of the residual bending flexure of round polymer plate with glass transition at non-uniform cooling

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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 additional restriction allows to lower considerably a level of operating loading and to increase reasonableness of a problem.

vitrification \ numerical methods \ technological stresses \ residual stresses \ finite element method \ optimization

Short address: https://sciup.org/14320503

IDS: 14320503   |   UDC: 539.3: