Influence of the residual stresses in reshaping operations of large aeronautical parts

Abstract

Context Large and thick aeronautical parts present distortion after machining because the residual stresses (RS) generated during previous manufacturing steps (heat treatment). Before assembly, distortion is removed manually. It is a time consuming operation and depends exclusively on the skills of a well trained operator. Scientific goals To develop a Reduced Order Model (ROM) for reshaping To evaluate the main parameters during the process and its uncertainty level Industrial goals To study reshaping from a numerical perspective To adapt reshaping simulations to each warped geometry To introduce numerical simulation in order to assist the operato

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