REVISITING SOME DEVELOPMENTS OF BOUNDARY ELEMENTS FOR THICK PLATES IN BRAZIL

Authors

  • ROGERIO JOSÉ MARCZAK FEDERAL UNIVERSITY OF RIO GRANDE DO SUL, PORTO ALEGRE, RS

Keywords:

BOUNDARY ELEMENT METHOD, PLATE BENDING, LARGE DISPLACEMENTS, SINGULAR INTEGRALS, NON-LINEAR PROBLEMS.

Abstract

THIS WORK REVIEWS THE DEVELOPMENTS OF BOUNDARY ELEMENT METHOD FORMULATIONS TO SOLVE SEVERAL TYPES OF OF PLATE BENDING PROBLEMS, INCLUDING NON-LINEAR BENDING. THE FORMULATION IS DEVELOPED AND SOLVED USING THE STANDARD BEM PROCEDURE, AND DIFFERENT INTEGRATION APPROACHES WERE DISCUSSED AND TESTED. OBJECT ORIENTED IMPLEMENTATION ISSUES ARE ALSO COMMENTED. RESULTS WERE OBTAINED FOR LINEAR AND NON-LINEAR ELASTIC BENDING AS WELL AS BUCKLING OF SELECTED CASES OF THICK PLATES, INCLUDING CASES OF STEP VARIATION IN THICKNESS UNDER LARGE DISPLACEMENTS REGIME.

Published

2015-02-03

Issue

Section

Special issue to Prof. Barcellos