Zobrazeno 1 - 10
of 99
pro vyhledávání: '"Igumnov Leonid"'
Publikováno v:
MATEC Web of Conferences, Vol 226, p 03022 (2018)
The paper investigates the dynamics of some vibration systems taking into account the hereditary-type dry friction and mobility of a vibration limiter. The interaction of the vibration limiter and the vibration system occurs either according to Newto
Externí odkaz:
https://doaj.org/article/b9df5c30c32e47dbb4299e3f92beb214
Autor:
Bragov Anatoliy, Igumnov Leonid, Lomunov Andrey, Konstantinov Alexander, Lamzin Dmitriy, Kruszka Leopold
Publikováno v:
MATEC Web of Conferences, Vol 174, p 02022 (2018)
The dynamic test techniques used to obtain the mechanical properties of brittle materials are described. The techniques are based on the fundamental Kolsky method using the Split-Hopkinson Pressure Bar. Dynamic tests are characterized by high intensi
Externí odkaz:
https://doaj.org/article/fcfdbaefc56f4177ba0cd3497055845c
Publikováno v:
MATEC Web of Conferences, Vol 174, p 02019 (2018)
The problem of the dynamic response of a soil medium under different kinds of loads is of significant importance in various areas of engineering, especially in connection with structures. The present paper is dedicated to the modification of the nume
Externí odkaz:
https://doaj.org/article/e2d4f62c71f545129e0381c36a457e24
Publikováno v:
MATEC Web of Conferences, Vol 226, p 03021 (2018)
A mathematical model describing the processes of elastoplastic deformation and damage accumulation under low-cycle loading has been developed, based on the viewpoint of mechanics of damaged media (MDM). The MDM model consists of three interrelated pa
Externí odkaz:
https://doaj.org/article/b3ee312c98f54abb8fbac23536fa1183
Publikováno v:
EPJ Web of Conferences, Vol 183, p 01025 (2018)
Accurate modelling of a coupled dynamic electro-mechanical response of circular piezoelectric plates under various loading conditions is of particular importance. Piezoelectric plates are not only basic structural elements, but with certain considera
Externí odkaz:
https://doaj.org/article/9f3dd8b7c7e244ad9eef01eedb9ba31b
Publikováno v:
EPJ Web of Conferences, Vol 183, p 03016 (2018)
In the framework of mechanics of damaged media, behavior of thin-walled structures under pulsed loading is described. Account is taken of the interaction of the processes of dynamic deformation and damage accumulation, as well as of the main characte
Externí odkaz:
https://doaj.org/article/f0af105e966c445887748a47ab13c583
Publikováno v:
Известия Саратовского университета. Новая серия. Серия Математика. Механика. Информатика, Vol 24, Iss 1, Pp 35-48 (2024)
The problem of obtaining estimates of the strength and resource characteristics of critical engineering infrastructure facilities under operational multiparametric nonstationary thermomechanical impacts is considered. The basic degradation mechanisms
Externí odkaz:
https://doaj.org/article/a44c87f7776748c0b6080c4811d9cd35
Publikováno v:
MATEC Web of Conferences, Vol 132, p 03005 (2017)
A mathematical model describing processes of nonstationary creep of metals under multiaxial stress state is developed. A phenomenon of reverse creep modeling is considered in more details. The results of numerical modeling of the reverse creep proces
Externí odkaz:
https://doaj.org/article/f4159d7fce9a45ffaf311e34c0396706
Publikováno v:
MATEC Web of Conferences, Vol 132, p 03010 (2017)
The problem of loading on a one-dimensional partially saturated poroelastic rod is considered. A mathematical model of a partially saturated porous medium based on the Bio model was used. Solid skeleton displacements and pore pressures of fillers are
Externí odkaz:
https://doaj.org/article/99cf6fa0d334404d92a2aee9f24da9e4
Three-dimensional BEM for transient dynamic analysis of piezoelectric and anisotropic elastic solids
Publikováno v:
EPJ Web of Conferences, Vol 94, p 04025 (2015)
A boundary element approach based on the Green's functions in integral representation and the convolution quadrature method is presented. Proposed approach is designed for analyzing 3D initial boundary-value problems of the dynamics of general anisot
Externí odkaz:
https://doaj.org/article/df4064e6b53c4800bc996709a3d13607