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Parametric investigation of hydrodynamic stability of a boundary layer on a flat plate over two-layer compliant coatings. / Darzhain, A. E.; Boiko, A. V.; Kulik, V. M. и др.

в: Thermophysics and Aeromechanics, Том 27, № 2, 01.03.2020, стр. 181-192.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

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Darzhain AE, Boiko AV, Kulik VM, Chupakhin AP. Parametric investigation of hydrodynamic stability of a boundary layer on a flat plate over two-layer compliant coatings. Thermophysics and Aeromechanics. 2020 март 1;27(2):181-192. doi: 10.1134/S086986432002002X

Author

Darzhain, A. E. ; Boiko, A. V. ; Kulik, V. M. и др. / Parametric investigation of hydrodynamic stability of a boundary layer on a flat plate over two-layer compliant coatings. в: Thermophysics and Aeromechanics. 2020 ; Том 27, № 2. стр. 181-192.

BibTeX

@article{92514a526558493cb717187891de26b1,
title = "Parametric investigation of hydrodynamic stability of a boundary layer on a flat plate over two-layer compliant coatings",
abstract = "The results of a parametric study of hydrodynamic stability in linear formulation of the Blasius boundary layer stability over two-layer compliant coatings are presented. In the calculations, experimental data for real silicon rubbers of several types on the elasticity modulus and the loss factor as functions of deformation frequency are used. Eight pairs of the coatings have been considered. The effect of coating layer thickness and external flow velocity on flow stability, in particular, on the behavior of the critical Reynolds number, has been studied parametrically. The regions of the critical Reynolds number of nonmonotonic nature, characteristic of most of coatings under consideration, have been found. A qualitative explanation of this effect is given. An analysis of the behavior of the critical Reynolds number allows determination of the optimal ratio of coating thicknesses for interaction with the flow.",
keywords = "boundary layer, compliant coatings, critical Reynolds number, hydrodynamic instability",
author = "Darzhain, {A. E.} and Boiko, {A. V.} and Kulik, {V. M.} and Chupakhin, {A. P.}",
year = "2020",
month = mar,
day = "1",
doi = "10.1134/S086986432002002X",
language = "English",
volume = "27",
pages = "181--192",
journal = "Thermophysics and Aeromechanics",
issn = "0869-8643",
publisher = "PLEIADES PUBLISHING INC",
number = "2",

}

RIS

TY - JOUR

T1 - Parametric investigation of hydrodynamic stability of a boundary layer on a flat plate over two-layer compliant coatings

AU - Darzhain, A. E.

AU - Boiko, A. V.

AU - Kulik, V. M.

AU - Chupakhin, A. P.

PY - 2020/3/1

Y1 - 2020/3/1

N2 - The results of a parametric study of hydrodynamic stability in linear formulation of the Blasius boundary layer stability over two-layer compliant coatings are presented. In the calculations, experimental data for real silicon rubbers of several types on the elasticity modulus and the loss factor as functions of deformation frequency are used. Eight pairs of the coatings have been considered. The effect of coating layer thickness and external flow velocity on flow stability, in particular, on the behavior of the critical Reynolds number, has been studied parametrically. The regions of the critical Reynolds number of nonmonotonic nature, characteristic of most of coatings under consideration, have been found. A qualitative explanation of this effect is given. An analysis of the behavior of the critical Reynolds number allows determination of the optimal ratio of coating thicknesses for interaction with the flow.

AB - The results of a parametric study of hydrodynamic stability in linear formulation of the Blasius boundary layer stability over two-layer compliant coatings are presented. In the calculations, experimental data for real silicon rubbers of several types on the elasticity modulus and the loss factor as functions of deformation frequency are used. Eight pairs of the coatings have been considered. The effect of coating layer thickness and external flow velocity on flow stability, in particular, on the behavior of the critical Reynolds number, has been studied parametrically. The regions of the critical Reynolds number of nonmonotonic nature, characteristic of most of coatings under consideration, have been found. A qualitative explanation of this effect is given. An analysis of the behavior of the critical Reynolds number allows determination of the optimal ratio of coating thicknesses for interaction with the flow.

KW - boundary layer

KW - compliant coatings

KW - critical Reynolds number

KW - hydrodynamic instability

UR - http://www.scopus.com/inward/record.url?scp=85090083462&partnerID=8YFLogxK

U2 - 10.1134/S086986432002002X

DO - 10.1134/S086986432002002X

M3 - Article

AN - SCOPUS:85090083462

VL - 27

SP - 181

EP - 192

JO - Thermophysics and Aeromechanics

JF - Thermophysics and Aeromechanics

SN - 0869-8643

IS - 2

ER -

ID: 25303032