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Investigations of the influence of slots spacing and depth on second mode disturbances in hypersonic boundary layer. / Lukashevich, S. V.; Morozov, S. O.; Shiplyuk, A. N.

19th International Conference on the Methods of Aerophysical Research, ICMAR 2018. ed. / Fomin. Vol. 2027 American Institute of Physics Inc., 2018. 040066 (AIP Conference Proceedings; Vol. 2027).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › Research › peer-review

Harvard

Lukashevich, SV, Morozov, SO & Shiplyuk, AN 2018, Investigations of the influence of slots spacing and depth on second mode disturbances in hypersonic boundary layer. in Fomin (ed.), 19th International Conference on the Methods of Aerophysical Research, ICMAR 2018. vol. 2027, 040066, AIP Conference Proceedings, vol. 2027, American Institute of Physics Inc., 19th International Conference on the Methods of Aerophysical Research, ICMAR 2018, Akademgorodok, Novosibirsk, Russian Federation, 13.08.2018. https://doi.org/10.1063/1.5065340

APA

Lukashevich, S. V., Morozov, S. O., & Shiplyuk, A. N. (2018). Investigations of the influence of slots spacing and depth on second mode disturbances in hypersonic boundary layer. In Fomin (Ed.), 19th International Conference on the Methods of Aerophysical Research, ICMAR 2018 (Vol. 2027). [040066] (AIP Conference Proceedings; Vol. 2027). American Institute of Physics Inc.. https://doi.org/10.1063/1.5065340

Vancouver

Lukashevich SV, Morozov SO, Shiplyuk AN. Investigations of the influence of slots spacing and depth on second mode disturbances in hypersonic boundary layer. In Fomin, editor, 19th International Conference on the Methods of Aerophysical Research, ICMAR 2018. Vol. 2027. American Institute of Physics Inc. 2018. 040066. (AIP Conference Proceedings). doi: 10.1063/1.5065340

Author

Lukashevich, S. V. ; Morozov, S. O. ; Shiplyuk, A. N. / Investigations of the influence of slots spacing and depth on second mode disturbances in hypersonic boundary layer. 19th International Conference on the Methods of Aerophysical Research, ICMAR 2018. editor / Fomin. Vol. 2027 American Institute of Physics Inc., 2018. (AIP Conference Proceedings).

BibTeX

@inproceedings{be82739d59694dbd8342a9e2f4b19dd8,
title = "Investigations of the influence of slots spacing and depth on second mode disturbances in hypersonic boundary layer",
abstract = "Experimental investigations of the influence of coating consist of streamwise slots with different spacing and depth on second mode disturbances in hypersonic boundary layer of the sharp cone at Mach number M8 = 5.8 are conducted. The experiments show that the second mode disturbances are dumped on the surfaces with slots. It is found out that the maximum amplitude of the second mode versus depth has the nonmonotonic dependence. Minimum of the second mode disturbances amplitude are found for depth h = 0.6 mm for the coatings with slots width w = 0.2 mm and spacing b = 0.4 and 0.8 mm. The coatings consists slots with spacing b = 0.4 mm suppress disturbances better than coatings with b = 1.8 mm. Maximum of the disturbances growth rate on the surface with slots are shifted to the lower frequency. It is shown that surfaces consisting of streamwise slots effectively stabilizes the second mode disturbances, which is the most unstable in the hypersonic boundary layer, and destabilizes perturbations with lower frequencies related to the first mode disturbances.",
keywords = "STABILIZATION",
author = "Lukashevich, {S. V.} and Morozov, {S. O.} and Shiplyuk, {A. N.}",
note = "Publisher Copyright: {\textcopyright} 2018 Author(s).; 19th International Conference on the Methods of Aerophysical Research, ICMAR 2018 ; Conference date: 13-08-2018 Through 19-08-2018",
year = "2018",
month = nov,
day = "2",
doi = "10.1063/1.5065340",
language = "English",
volume = "2027",
series = "AIP Conference Proceedings",
publisher = "American Institute of Physics Inc.",
editor = "Fomin",
booktitle = "19th International Conference on the Methods of Aerophysical Research, ICMAR 2018",

}

RIS

TY - GEN

T1 - Investigations of the influence of slots spacing and depth on second mode disturbances in hypersonic boundary layer

AU - Lukashevich, S. V.

AU - Morozov, S. O.

AU - Shiplyuk, A. N.

N1 - Publisher Copyright: © 2018 Author(s).

PY - 2018/11/2

Y1 - 2018/11/2

N2 - Experimental investigations of the influence of coating consist of streamwise slots with different spacing and depth on second mode disturbances in hypersonic boundary layer of the sharp cone at Mach number M8 = 5.8 are conducted. The experiments show that the second mode disturbances are dumped on the surfaces with slots. It is found out that the maximum amplitude of the second mode versus depth has the nonmonotonic dependence. Minimum of the second mode disturbances amplitude are found for depth h = 0.6 mm for the coatings with slots width w = 0.2 mm and spacing b = 0.4 and 0.8 mm. The coatings consists slots with spacing b = 0.4 mm suppress disturbances better than coatings with b = 1.8 mm. Maximum of the disturbances growth rate on the surface with slots are shifted to the lower frequency. It is shown that surfaces consisting of streamwise slots effectively stabilizes the second mode disturbances, which is the most unstable in the hypersonic boundary layer, and destabilizes perturbations with lower frequencies related to the first mode disturbances.

AB - Experimental investigations of the influence of coating consist of streamwise slots with different spacing and depth on second mode disturbances in hypersonic boundary layer of the sharp cone at Mach number M8 = 5.8 are conducted. The experiments show that the second mode disturbances are dumped on the surfaces with slots. It is found out that the maximum amplitude of the second mode versus depth has the nonmonotonic dependence. Minimum of the second mode disturbances amplitude are found for depth h = 0.6 mm for the coatings with slots width w = 0.2 mm and spacing b = 0.4 and 0.8 mm. The coatings consists slots with spacing b = 0.4 mm suppress disturbances better than coatings with b = 1.8 mm. Maximum of the disturbances growth rate on the surface with slots are shifted to the lower frequency. It is shown that surfaces consisting of streamwise slots effectively stabilizes the second mode disturbances, which is the most unstable in the hypersonic boundary layer, and destabilizes perturbations with lower frequencies related to the first mode disturbances.

KW - STABILIZATION

UR - http://www.scopus.com/inward/record.url?scp=85056320598&partnerID=8YFLogxK

U2 - 10.1063/1.5065340

DO - 10.1063/1.5065340

M3 - Conference contribution

AN - SCOPUS:85056320598

VL - 2027

T3 - AIP Conference Proceedings

BT - 19th International Conference on the Methods of Aerophysical Research, ICMAR 2018

A2 - Fomin, null

PB - American Institute of Physics Inc.

T2 - 19th International Conference on the Methods of Aerophysical Research, ICMAR 2018

Y2 - 13 August 2018 through 19 August 2018

ER -

ID: 17412541