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Inverse problems for elastic body with closely located thin inclusions. / Khludnev, A. M.
в: Zeitschrift fur Angewandte Mathematik und Physik, Том 70, № 5, 134, 01.10.2019.Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование
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TY - JOUR
T1 - Inverse problems for elastic body with closely located thin inclusions
AU - Khludnev, A. M.
N1 - Publisher Copyright: © 2019, Springer Nature Switzerland AG. Copyright: Copyright 2019 Elsevier B.V., All rights reserved.
PY - 2019/10/1
Y1 - 2019/10/1
N2 - We consider an equilibrium problem for a 2D elastic body with two thin closely located elastic inclusions. Inclusions are in a contact with each other which means a presence of a crack between them. Nonlinear boundary conditions of inequality type are imposed at the crack faces providing a mutual non-penetration. Moreover, the inclusions cross the external boundary of the elastic body. The unique solvability of the problem is proved. Passages to limits are investigated as rigidity parameters of the inclusions tend to infinity, and limit models are analyzed. Inverse problems for finding the rigidity parameter and Lamé parameters of the elastic body are investigated with a boundary measurement of the tip point displacement of the inclusion.
AB - We consider an equilibrium problem for a 2D elastic body with two thin closely located elastic inclusions. Inclusions are in a contact with each other which means a presence of a crack between them. Nonlinear boundary conditions of inequality type are imposed at the crack faces providing a mutual non-penetration. Moreover, the inclusions cross the external boundary of the elastic body. The unique solvability of the problem is proved. Passages to limits are investigated as rigidity parameters of the inclusions tend to infinity, and limit models are analyzed. Inverse problems for finding the rigidity parameter and Lamé parameters of the elastic body are investigated with a boundary measurement of the tip point displacement of the inclusion.
KW - Elastic body
KW - Inverse problem
KW - Lamé parameters
KW - Rigidity parameter
KW - Thin inclusion
KW - SHAPE SENSITIVITY-ANALYSIS
KW - CONTACT
KW - Lame parameters
KW - BOUNDARY
KW - PARAMETER-IDENTIFICATION
KW - PLATE
KW - CRACKS
UR - http://www.scopus.com/inward/record.url?scp=85070939977&partnerID=8YFLogxK
U2 - 10.1007/s00033-019-1179-y
DO - 10.1007/s00033-019-1179-y
M3 - Article
AN - SCOPUS:85070939977
VL - 70
JO - Zeitschrift fur Angewandte Mathematik und Physik
JF - Zeitschrift fur Angewandte Mathematik und Physik
SN - 0044-2275
IS - 5
M1 - 134
ER -
ID: 21345243