On the impulse response for swept boundary-layer flows

被引:27
|
作者
Lingwood, RJ
机构
[1] Department of Engineering, University of Cambridge, Cambridge CB2 1PZ, Trumpington Street
关键词
D O I
10.1017/S0022112097006149
中图分类号
O3 [力学];
学科分类号
08 ; 0801 ;
摘要
Swept-wedge flows are used to study the effects of pressure gradient and flow angle on the stability of three-dimensional laminar boundary layers. It is shown that the flow is absolutely unstable in the chordwise direction, i.e. disturbances grow in time at every chordwise location, for certain parameter combinations. However, laminar-turbulent transition may still be a convective process.
引用
收藏
页码:317 / 334
页数:18
相关论文
共 50 条
  • [32] TRANSITION IN THE INFINITE SWEPT ATTACHMENT LINE BOUNDARY-LAYER - REPLY
    POLL, DIA
    AERONAUTICAL QUARTERLY, 1980, 31 (MAY): : 150 - 150
  • [33] COMMENT ON TRANSITION IN THE INFINITE SWEPT ATTACHMENT LINE BOUNDARY-LAYER
    CUMPSTY, NA
    HEAD, MR
    AERONAUTICAL QUARTERLY, 1980, 31 (MAY): : 149 - 149
  • [34] Application of the scaling law for swept shock/boundary-layer interactions
    Lee, Y
    KSME INTERNATIONAL JOURNAL, 2003, 17 (12): : 2116 - 2124
  • [35] Swept wing boundary-layer receptivity to localized surface roughness
    Tempelmann, David
    Schrader, Lars-Uve
    Hanifi, Ardeshir
    Brandt, Luca
    Henningson, Dan S.
    JOURNAL OF FLUID MECHANICS, 2012, 711 : 516 - 544
  • [36] Instabilities in boundary-layer flows and their role in engineeringt
    Crouch, J. D.
    IUTAM Symposium on One Hundred Years of Boundary Layer Research, 2006, 129 : 105 - 114
  • [37] TRANSFORMATIONS OF BOUNDARY-LAYER EQUATIONS FOR ROTATING FLOWS
    ROTT, N
    OHRENBERGER, JT
    JOURNAL OF FLUID MECHANICS, 1968, 33 : 113 - +
  • [38] EQUILIBRIUM, OR NONEQUILIBRIUM, OF TURBULENT BOUNDARY-LAYER FLOWS
    TANI, I
    PROCEEDINGS OF THE JAPAN ACADEMY SERIES B-PHYSICAL AND BIOLOGICAL SCIENCES, 1987, 63 (03): : 96 - 100
  • [39] A GENERAL THEORY OF UNSTEADY BOUNDARY-LAYER FLOWS
    SARMA, GN
    PROCEEDINGS OF THE CAMBRIDGE PHILOSOPHICAL SOCIETY-MATHEMATICAL AND PHYSICAL SCIENCES, 1967, 63 : 1309 - &
  • [40] Boundary-layer flows over deforming surfaces
    Hanevy, N.
    Ferguson, J.
    Trevelyan, P. M. J.
    Griffiths, P. T.
    PHYSICAL REVIEW FLUIDS, 2024, 9 (05)