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Mathematical modeling of dynamical stress field problem for a pre-stressed bi-layered plate-strip     
Yazarlar
Doç. Dr. Ahmet DAŞDEMİR Doç. Dr. Ahmet DAŞDEMİR
Kastamonu Üniversitesi, Türkiye
Mustafa Eröz
Sakarya Üniversitesi, Türkiye
Özet
According to the principle of the three-dimensional linearized theory of elastic waves in initially stressed bodies, a dynamical stress field in a pre-stressed bi-layered plate-strip under the action of an arbitrary inclined force resting on a rigid foundation is studied. It is assumed that the force applied to upper free surface of the plate-strip is time-harmonic and the materials used are linearly elastic, homogenous, and isotropic. By employing finite element method, the governing system of partial differential equations of motion is approximately solved. The different dependencies of the problem such as the ratio of height of plates and initial stress of the materials are numerically investigated. Particularly the effect of arbitrary inclined force is analyzed. It is observed that the numerical results obtained according to various angles converge to the ones in the previous studies.
Anahtar Kelimeler
Dynamical stress field problem | Finite element method | Forced vibration | Initial stress | Time-harmonic load
Makale Türü Özgün Makale
Makale Alt Türü SSCI, AHCI, SCI, SCI-Exp dergilerinde yayımlanan tam makale
Dergi Adı BULLETIN OF THE MALAYSIAN MATHEMATICAL SCIENCES SOCIETY
Dergi ISSN 0126-6705
Dergi Tarandığı Indeksler SCI-Expanded
Makale Dili İngilizce
Basım Tarihi 04-2015
Cilt No 38
Sayı 2
Sayfalar 733 / 760
Doi Numarası 10.1007/s40840-014-0047-3
Makale Linki http://link.springer.com/10.1007/s40840-014-0047-3