An educational computational program for nonlinear geometric analysis of truss structures using the Finite Element Method based on Positions

Autores

  • Danilo Silva Bomfim USP - Universidade de São Paulo
  • Luiz Fernando Martha PUC-RIO - Pontifícia Universidade Católica do Rio de Janeiro
  • Rodrigo Ribeiro Paccola USP - Universidade de São Paulo

DOI:

https://doi.org/10.55592/cilamce.v6i06.10220

Palavras-chave:

Educational Computational Program, Finite Element Method, Truss Structures

Resumo

This study describes an educational computational program for the analysis of truss structures using the Finite Element Method based on Positions (FEMP). FEMP adopts the nodal positions of discretized elements as degrees of freedom, in contrast to the displacements used in conventional Finite Element Method (FEM). This approach enables FEMP to straightforwardly and naturally incorporate geometric nonlinearity into its positional formulation, simplifying the nonlinear geometric analysis of structures. The developed educational program provides a range of functionalities, allowing users to conduct both static and dynamic analyses of truss structures.

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Publicado

2024-12-02

Edição

Seção

Mini-symposium on educational software for computational mechanics