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JOURNALS // Sibirskii Zhurnal Industrial'noi Matematiki // Archive

Sib. Zh. Ind. Mat., 2016 Volume 19, Number 3, Pages 90–98 (Mi sjim932)

This article is cited in 8 papers

A contact problem for an elastic plate with a thin rigid inclusion

I. V. Frankinaab

a Lavrent'ev Institute of Hydrodynamics SB RAS, 15 Lavrent'ev av., 630090 Novosibirsk
b Novosibirsk State University, 2 Pirogova str., 630090 Novosibirsk

Abstract: An equilibrium problem for a plate under the influence of external forces is investigated. It is assumed that the plate contains a thin rigid inclusion that reaches the boundary under zero angle and is in partial contact with an undeformable solid. There is a delamination at one of the faces of the inclusion. A complete Kirchhoff–Love model is considered, where the unknown functions are the vertical and horizontal displacements of the points of the middle surface of the plate. We give a differential statement and a variational statement of the problem and prove the existence and uniqueness of a solution.

Keywords: plate, rigid inclusion, contact problem, fictitious domain.

UDC: 539.3+517.958

Received: 22.12.2015

DOI: 10.17377/sibjim.2016.19.309


 English version:
Journal of Applied and Industrial Mathematics, 2016, 10:3, 333–340

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© Steklov Math. Inst. of RAS, 2024