Abstract:
A method is proposed to calculate the eigenvalues of the class of nonlinear eigenvalue problems resulting from the problem of determining the stress-strain state in the vicinity of a crack tip in power-law materials over the entire range of mixed modes of deformation, from the opening mode to pure shear. The proposed approach was used to found eigenvalues of the problem that differ from the well-known eigenvalue corresponding to the Hutchinson–Rice–Rosengren solution. The resulting asymptotic form of the stress field is a self-similar intermediate asymptotic solution of the problem of a crack in a damaged medium under mixed loading. Using the new asymptotic form of the stress field and introducing a self-similar variable, we obtained an asymptotic solution of the problem of a crack in a damaged medium and constructed the regions of dispersed material near the crack.
Keywords:
mixed deformation, self-similar representation of solution, self-similarity of the second kind, intermediate asymptotic form.
Citation:
L. V. Stepanova, E. M. Adylina, “Stress-strain state in the vicinity of a crack tip under mixed loading”, Prikl. Mekh. Tekh. Fiz., 55:5 (2014), 181–194; J. Appl. Mech. Tech. Phys., 55:5 (2014), 885–895
\Bibitem{SteAdy14}
\by L.~V.~Stepanova, E.~M.~Adylina
\paper Stress-strain state in the vicinity of a crack tip under mixed loading
\jour Prikl. Mekh. Tekh. Fiz.
\yr 2014
\vol 55
\issue 5
\pages 181--194
\mathnet{http://mi.mathnet.ru/pmtf1038}
\elib{https://elibrary.ru/item.asp?id=22318154}
\transl
\jour J. Appl. Mech. Tech. Phys.
\yr 2014
\vol 55
\issue 5
\pages 885--895
\crossref{https://doi.org/10.1134/S0021894414050186}
Linking options:
https://www.mathnet.ru/eng/pmtf1038
https://www.mathnet.ru/eng/pmtf/v55/i5/p181
This publication is cited in the following 26 articles:
Yu. N. Bakhareva, “Multiparametric presentation of the crack-tip fields in the vicinity of longitudinal shear crack”, Vestnik of Samara University. Natural Science Series, 30:4 (2025), 18
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