Analise de tensões em peneiras vibratorias atraves de modelagem numerica utilizando o metodo dos elementos finitos e experimentalmente por extensometria / Stress analysis in vibrating screens by numerical simulation through finite element method and experimentally by strain gagemeasurements

AUTOR(ES)
DATA DE PUBLICAÇÃO

2006

RESUMO

The work presents the results of numerical simulation and strain gage measurements for high capacity vibrating screens. MSC.FEA 2005 software that is an integration of the MSC.Patran and MSC.Nastran softwares was used to get the numerical results of von Mises stress, which is presented in charts and tables formo Strain gages type rosette 45° were used on experimental measurements and allowed the determination of principal stress hence von Mises stress, in the analyzed points. Numerical and experimental values of stress were compared and resulted into an 8.4% mean difference, which is a satisfactory result considering the complexity of the equipment. The results presented in this work create an important base to future designs of high capacity vibrating screens, aiming at the physical integrity of the equipment

ASSUNTO(S)

strain gage measurements deformação e tensões - medição testes de vibração finite element method vibrating screen metodo dos elementos finitos equipamento industrial - vibração vibração

ACESSO AO ARTIGO

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