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Browsing by Author "Paimushin V.N."

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An Investigation into the ASTM E756-05 Test Standard Accuracy on Determining the Damping Properties of Materials in Tension-Compression

Paimushin V.N.; Firsov V.A.; Shishkin V.M.; Kostin V.A.; Gimadiev R.S. (2020)

© 2020, Allerton Press, Inc. Abstract: The features of identifying the damping properties of viscoelastic materials caused by their dependence on a large number of external factors are discussed. The main propositions of ...
COMPLEX EIGENFREQUENCIES AND DAMPING PROPERTIES OF AN ELONGATED PLATE WITH AN INTEGRAL DAMPING COATING

Paimushin V.N.; Firsov V.A.; Shishkin V.M. (2020)

© 2020, Pleiades Publishing, Ltd. Abstract: This paper considers the classical methods of surface damping of bending vibrations of thin-walled structures and a promising integral version of a damping coating consisting ...
Determination of Damping Properties of an Elongated Plate with an Integral Damping Coating on the Base of Studying Complex Eigenfrequencies

Paimushin V.N.; Firsov V.A.; Shishkin V.M. (2020)

© 2020, Allerton Press, Inc. We describe the structure of a perspective integral damping coating consisting (with respect to the thickness) of two layers of a viscoelastic material with a thin reinforcing layer in-between. ...
Erratum to: An Investigation into the ASTM E756-05 Test Standard Accuracy on Determining the Damping Properties of Materials in Tension-Compression (Russian Aeronautics, (2020), 63, 2, (205-213), 10.3103/S106879982002004X)

Paimushin V.N.; Firsov V.A.; Shishkin V.M.; Kostin V.A.; Gimadiev R.S. (2020)

© 2020, Allerton Press, Inc. The TeX presentation of formulas was updated in HTML file. The original article can be found online at https://doi.org/10.3103/S106879982002004X.
Experimental and theoretical investigations of residual strains formation under cyclic tension-compression of cross-ply fiber reinforced plastics

Paimushin V.N.; Kholmogorov S.A.; Kayumov R.A. (2020)

© 2020 Author(s). For fiber reinforced composite made of carbon fiber tape with [±45°]2s lay-up sequence, cyclic loading tests were carried out. It has been established that the stress-strain diagrams of such a composite ...
Experimental Investigations of Failure of Sandwich Specimens with Composite Facing Layers Under Four-Point Bending Conditions

Paimushin V.N.; Firsov V.A.; Kholmogorov S.A.; Makarov M.V. (2021)

A series of experimental studies on the four-point bending of sandwich specimens with facing layers made of a unidirectional fiber-reinforced composite with specified geometric and physico-mechanical characteristics with ...
Features of Inelastic Behavior of a Composite Under Cyclic Loading. Experimental and Theoretical Investigations

Paimushin V.N.; Kayumov R.A.; Kholmogorov S.A. (2020)

© 2020, Springer Science+Business Media, LLC, part of Springer Nature. For a carbon-fiber-reinforced plastic made of an ELUR-P unidirectional tape and an ХТ-118 cold-cure binder, specimens with a ±45° stacking sequence ...
Free and forced bending vibrations of a thin plate in a perfect compressible fluid with energy dissipation taken into account

Paimushin V.N.; Tarlakovskii D.V.; Firsov V.A.; Gazizullin R.K. (2020)

© 2020 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim A refined statement of stationary dynamic acoustoelasticity problems of thin isotropic plates surrounded from both sides by acoustic media assumed to be perfect compressible ...
Free and Forced Vibrations of a Composite Plate in a Perfect Compressible Fluid, Taking into Account Energy Dissipation in the Plate and Fluid

Paimushin V.N.; Gazizullin R.K. (2021)

Abstract: The problem of the passage of a monoharmonic plane sound wave through a thin composite rectangular plate hingly supported in the aperture of an absolutely rigid partition has been considered. In this work, ...
Longitudinal-transverse ("breathing") vibration modes of orthotropic plates with and without account of its interaction with the surrounding acoustic media

Paimushin V.N.; Gazizullin R.K. (2020)

© Published under licence by IOP Publishing Ltd. Based on the previously obtained improved equations of motion, the problem of free cylindrical vibration of a hingedly supported plate surrounded by acoustic media is ...
Modeling a dynamic response at resonant vibrations of an elongated plate with an integral damping coating

Paimushin V.N.; Firsov V.A.; Shishkin V.M. (2020)

© PNRPU. Classical methods of surface damping using free and constraining damping layers are dis-cussed. The structure of a perspective integrated version of a damping coating is presented. This integral damping coating ...
Non-stationary bending of a finite electromagnetoelastic rod

Pham T.D.; Tarlakovskii D.V.; Paimushin V.N. (2021)

The related problem of non-stationary bending of a finite electromagnetoelastic rod is considered. It is assumed that the material of the rod is a homogeneous isotropic conductor. The problem statement takes into account ...
Numerical Modeling of Resonant Vibrations of an Elongate Plate with an Integral Damping Coating

Paimushin V.N.; Firsov V.A.; Shishkin V.M. (2020)

© 2020, Springer Science+Business Media, LLC, part of Springer Nature. The classical methods of surface damping of bending vibrations of thin-walled structures and a promising integrated version with a damping coating ...
On a Method for Solving Inelastic Deformation Problems of a Laminated Composite

Paimushin V.N.; Kayumov R.A.; Kholmogorov S.A. (2021)

To analyze the deformation process of layered structural elements of inelastic materials, an approach is proposed that makes it easier to solve the problem with complex types of loading. In this method, the package is ...
Refined analytical solutions of the coupled problems on free and forced vibrations of a rectangular composite plate surrounded by acoustic media

Paimushin V.N.; Gazizullin R.K. (2020)

© 2020, Kazan Federal University. All rights reserved. Two problems of the monoharmonic sound wave transmission through a thin rectangular composite plate hinged in the opening of an absolutely stiff dividing wall were ...
Refined Nonlinear Deformation Model of Sandwich Plates with Composite Facings and Transversal-Soft Core

Paimushin V.N.; Makarov M.V.; Polyakova N.V. (2020)

© 2020, Allerton Press, Inc. Following up on the results obtained earlier, a refined nonlinear model of static deformation of sandwich plates with transversal-soft core and facings with low stiffness of transverse shear ...
Refined Orthotropic Plate Motion Equations for Acoustoelasticity Problem Statement

Paimushin V.N.; Polyakova T.V.; Polyakova N.V.; Gazizullin R.K. (2020)

© 2020, Allerton Press, Inc. The formulation of the acoustoelasticity problem is given on the basis of refined motion equations of orthotropic plates. These equations are constructed in the first approximation by reducing ...
Sandwich Shells with Composite Facings and a Transversally Flexible Core: Refined Equations and Buckling Modes of Specimens Under Four-Point Bending Tests

Paimushin V.N.; Gazizullin R.K.; Polyakova N.V.; Shishov M.A. (2021)

In order to develop the previously obtained results for the case of medium bending, a refined geometrically nonlinear theory of static deformation has been developed for sandwich plates and shells with a transversely ...
Shear Buckling Mode and Failure of Sandwich Specimen Facing Layer Under Four-Point Bending

Paimushin V.N.; Makarov M.V.; Kholmogorov S.A.; Shishov M.A. (2020)

© Springer Nature Switzerland AG 2020. The geometrically and physically nonlinear problem of four-point bending of a sandwich specimen with a transversally flexible core and facing layers from fiber reinforced plastic, ...
Spatial Buckling Modes of a Fiber (Fiber Bundle) of Composites with a [±45]<inf>2s</inf> Stacking Sequence Under the Tension and Compression of Test Specimens

Paimushin V.N.; Gazizullin R.K.; Shishov M.A. (2020)

© 2020, Springer Science+Business Media, LLC, part of Springer Nature. A refined formulation is presented for linearized problems on internal multiscale spatial buckling modes of a fiber or fiber bundle — the structural ...

Now showing items 1-20 of 23

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Browsing by Author "Paimushin V.N."

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