J-integral Calculation by Using Collocation Method and Elasto–Viscoplastic Theory

C. W. Woo,Y. K. Cheung,Y. H. Wang

J-integral Calculation by Using Collocation Method and Elasto–Viscoplastic Theory

1989

C. W. Woo
Y. K. Cheung
Y. H. Wang

ABSTRACT A combination of collocation method and elasto-viscoplastic theory is used to calculate J-integral of internal crack specimens. The results obtained compare very favorably with those obtained by finite element method, and less computer time is required.

Keywords:

Viscoplasticity
J integral
Mathematical optimization
Mathematical analysis
Finite element method
Collocation method
Mathematics

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