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Prediction of the growth rate and propagation direction of fatiguecracks with the configurational forces model
Last modified: 2013-03-15
Abstract
The concept of configurational forces is a powerful computational tool for the quantitativedescription of the behavior of defects in materials and structural components. It enables us(1) to evaluate the crack driving force in arbitrary micro- or macroscopicallyinhomogeneous materials and components,(2) to take into account the influences of eigenstrains and residual stresses,(3) to assess the shielding and anti-shielding effects of near-tip and remote plasticity,(4) to estimate the crack growth direction using the criterion of maximum dissipation.
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