Linear and nonlinear development of controlled disturbances in the supersonic boundary layer on a swept wing at Mach 2.5

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Linear and nonlinear development of controlled disturbances in the supersonic boundary layer on a swept wing at Mach 2.5. / Kolosov, G. L.; Kosinov, A. D.

In: Journal of Physics: Conference Series, Vol. 754, No. 2, 022005, 27.10.2016.

Research output: Contribution to journal › Conference article › peer-review

BibTeX

@article{cfe215180d3f40dc96fe9d8039537bc9,

title = "Linear and nonlinear development of controlled disturbances in the supersonic boundary layer on a swept wing at Mach 2.5",

abstract = "Experimental data on the linear and nonlinear wave train development in 3D supersonic boundary layer over a 45° swept-wing at Mach number 2.5 are presented. Travelling artificial disturbances were introduced in the boundary layer by periodical glow discharge at frequencies 10 and 20 kHz. The spatial-temporal and spectral-wave characteristics of the wave train of unstable disturbances in the linear region are obtained. It is shown that the additional peaks in β'-spectra arise for both subharmonic and fundamental frequencies. The experiments indicate the presence of subharmonic resonance mechanism in 3D boundary layer at Mach number 2.5.",

author = "Kolosov, {G. L.} and Kosinov, {A. D.}",

year = "2016",

month = oct,

day = "27",

doi = "10.1088/1742-6596/754/2/022005",

language = "English",

volume = "754",

journal = "Journal of Physics: Conference Series",

issn = "1742-6588",

publisher = "IOP Publishing Ltd.",

number = "2",

note = "All-Russian Conference with the School for Young Scientists Thermophysics and Physical Hydrodynamics 2016, TPH 2016 ; Conference date: 19-09-2016 Through 25-09-2016",

}

RIS

TY - JOUR

T1 - Linear and nonlinear development of controlled disturbances in the supersonic boundary layer on a swept wing at Mach 2.5

AU - Kolosov, G. L.

AU - Kosinov, A. D.

PY - 2016/10/27

Y1 - 2016/10/27

N2 - Experimental data on the linear and nonlinear wave train development in 3D supersonic boundary layer over a 45° swept-wing at Mach number 2.5 are presented. Travelling artificial disturbances were introduced in the boundary layer by periodical glow discharge at frequencies 10 and 20 kHz. The spatial-temporal and spectral-wave characteristics of the wave train of unstable disturbances in the linear region are obtained. It is shown that the additional peaks in β'-spectra arise for both subharmonic and fundamental frequencies. The experiments indicate the presence of subharmonic resonance mechanism in 3D boundary layer at Mach number 2.5.

AB - Experimental data on the linear and nonlinear wave train development in 3D supersonic boundary layer over a 45° swept-wing at Mach number 2.5 are presented. Travelling artificial disturbances were introduced in the boundary layer by periodical glow discharge at frequencies 10 and 20 kHz. The spatial-temporal and spectral-wave characteristics of the wave train of unstable disturbances in the linear region are obtained. It is shown that the additional peaks in β'-spectra arise for both subharmonic and fundamental frequencies. The experiments indicate the presence of subharmonic resonance mechanism in 3D boundary layer at Mach number 2.5.

UR - http://www.scopus.com/inward/record.url?scp=85005773763&partnerID=8YFLogxK

U2 - 10.1088/1742-6596/754/2/022005

DO - 10.1088/1742-6596/754/2/022005

M3 - Conference article

AN - SCOPUS:85005773763

VL - 754

JO - Journal of Physics: Conference Series

JF - Journal of Physics: Conference Series

SN - 1742-6588

IS - 2

M1 - 022005

T2 - All-Russian Conference with the School for Young Scientists Thermophysics and Physical Hydrodynamics 2016, TPH 2016

Y2 - 19 September 2016 through 25 September 2016

ER -

ID: 25838218