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Variational approach to modeling soft and stiff interfaces in the Kirchhoff-Love theory of plates. / Furtsev, Alexey; Rudoy, Evgeny.
In: International Journal of Solids and Structures, Vol. 202, 01.10.2020, p. 562-574.Research output: Contribution to journal › Article › peer-review
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TY - JOUR
T1 - Variational approach to modeling soft and stiff interfaces in the Kirchhoff-Love theory of plates
AU - Furtsev, Alexey
AU - Rudoy, Evgeny
PY - 2020/10/1
Y1 - 2020/10/1
N2 - Within the framework of the Kirchhoff-Love theory, a thin homogeneous layer (called adhesive) of small width between two plates (called adherents) is considered. It is assumed that elastic properties of the adhesive layer depend on its width which is a small parameter of the problem. Our goal is to perform an asymptotic analysis as the parameter goes to zero. It is shown that depending on the softness or stiffness of the adhesive, there are seven distinct types of interface conditions. In all cases, we establish weak convergence of the solutions of the initial problem to the solutions of limiting ones in appropriate Sobolev spaces. The asymptotic analysis is based on variational properties of solutions of corresponding equilibrium problems.
AB - Within the framework of the Kirchhoff-Love theory, a thin homogeneous layer (called adhesive) of small width between two plates (called adherents) is considered. It is assumed that elastic properties of the adhesive layer depend on its width which is a small parameter of the problem. Our goal is to perform an asymptotic analysis as the parameter goes to zero. It is shown that depending on the softness or stiffness of the adhesive, there are seven distinct types of interface conditions. In all cases, we establish weak convergence of the solutions of the initial problem to the solutions of limiting ones in appropriate Sobolev spaces. The asymptotic analysis is based on variational properties of solutions of corresponding equilibrium problems.
KW - Asymptotic analysis
KW - Biharmonic equation
KW - Bonded structure
KW - Composite material
KW - Interface conditions
KW - Kirchhoff-Love plate
KW - DERIVATION
KW - QUASI-STATIC DELAMINATION
KW - ASYMPTOTIC ANALYSIS
KW - ELASTIC INCLUSIONS
KW - EQUILIBRIUM
KW - BOUNDARY
KW - NUMERICAL-SIMULATION
KW - IMPERFECT INTERFACE
UR - http://www.scopus.com/inward/record.url?scp=85088145737&partnerID=8YFLogxK
U2 - 10.1016/j.ijsolstr.2020.06.044
DO - 10.1016/j.ijsolstr.2020.06.044
M3 - Article
AN - SCOPUS:85088145737
VL - 202
SP - 562
EP - 574
JO - International Journal of Solids and Structures
JF - International Journal of Solids and Structures
SN - 0020-7683
ER -
ID: 24784364