XFEM vs Contour Integral for Crack Assessment via FEA based on API 579 and BS 7910

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Abaqus General Skills for FFS ,Structure Integrity and Assessment based on API, BS, ASME and DNV:    • Abaqus General Skills for FFS ,Structure I...  
Including 26 hours of step-by-step tutorials.

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There are two methods in Abaqus for calculating the Stress Intensity factor and J-integral:
1) Contour Integral method
2) XFEM
Both are mentioned in API 579 Annex 9G. In this tutorial, these methods will be compared in detail from the perspective of crack assessment, and their advantages and disadvantages will be explained.

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