Abstract
Doubly periodic contact problems are considered for an elastic layer with an unknown contact area. One face of the layer is in conditions of sliding or rigid embedding. The problems are reduced to integral equations whose kernels do not contain quadratures. For the case of full contact of the other face of the layer with a two-dimensional sinusoidal rigid surface, the problems have an exact solution, which is used to debug programs that implement the numerical method of non-linear Galanov integral equations, which makes it possible to simultaneously determine the contact area and contact pressures. The mechanical characteristics are calculated for the introduction of a system of elliptical paraboloids and the transition from a discrete to a continuous contact area is studied.
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Funding
This study was supported by the Russian Science Foundation (project code 22-21-00013) and is dedicated to the centenary of applied mathematician Academician E.V. Zolotov (1922–1990).
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Translated by K. Gumerov
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Zolotov, N.B., Pozharskii, D.A. Doubly Periodic Contact Problems for a Layer with an Unknown Contact Zone. Mech. Solids 58, 2602–2609 (2023). https://doi.org/10.3103/S0025654423070257
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DOI: https://doi.org/10.3103/S0025654423070257