0
TECHNICAL PAPERS

Separated Flow Transition Under Simulated Low-Pressure Turbine Airfoil Conditions—Part 2: Turbulence Spectra

[+] Author and Article Information
Ralph J. Volino

Department of Mechanical Engineering, United States Naval Academy, Annapolis, MD 21402e-mail: volino@usna.edu

J. Turbomach 124(4), 656-664 (Nov 07, 2002) (9 pages) doi:10.1115/1.1506939 History: Received January 22, 2002; Online November 07, 2002
Copyright © 2002 by ASME
Your Session has timed out. Please sign back in to continue.

References

Volino,  R. J., 2002, “Separated Flow Transition Under Low Pressure Turbine Airfoil Conditions: Part 1 - Mean Flow and Turbulence Statistics,” ASME J. Turbomach., 124, pp. 645–655.
Mayle,  R. E., 1991. “The Role of Laminar-Turbulent Transition in Gas Turbine Engines,” ASME J. Turbomach., 116, pp. 509–537.
Schlichting, H., 1979, Boundary Layer Theory, 7th ed., McGraw Hill, New York, NY.
Sohn, K. H., and Reshotko, E., 1991, “Experimental Study of Boundary Layer Transition with Elevated Freestream Turbulence on a Heated Flat Plate,” NASA CR 187068.
Volino, R. J., 2002, “An Investigation of the Scales in Transitional Boundary Layers Under High Free-Stream Turbulence Conditions,” ASME Paper GT-2002-30233.
Hughes,  J. D., and Walker,  G. J., 2001, “Natural Transition Phenomena on an Axial Compressor Blade,” ASME J. Turbomach., 123, pp. 392–401.
Halstead,  D. E., Wisler,  D. C., Okiishi,  T. H., Walker,  G. J., Hodson,  H. P., and Shin,  H.-W., 1997, “Boundary Layer Development in Axial Compressors and Turbines: Part 3 of 4—LP Turbines,” ASME J. Turbomach., 119, pp. 225–237.
Solomon, W. J., and Walker, G. J., 1995, “Incidence Effects on Wake-Induced Transition on an Axial Compressor Blade,” Proc. 12th Int. Symposium on Air Breathing Engines, Melbourne, Australia, pp. 954–964.
Hatman,  A., and Wang,  T., 1999, “A Prediction Model for Separated Flow Transition,” ASME J. Turbomach., 121, pp. 594–602.
Volino,  R. J., and Hultgren,  L. S., 2001, “Measurements in Separated and Transitional Boundary Layers Under Low-Pressure Turbine Airfoil Conditions,” ASME J. Turbomach., 123, pp. 189–197.
Lou,  W., and Hourmouziadis,  J., 2000, “Separation Bubbles Under Steady and Periodic-Unsteady Main Flow Conditions,” ASME J. Turbomach., 122, pp. 634–643.
Ligrani,  P. M., and Bradshaw,  P., 1987, “Spatial Resolution and Measurement of Turbulence in the Viscous Sublayer Using Subminiature Hot-Wire Probes,” Exp. Fluids, 5, pp. 407–417.
Ligrani,  P. M., and Bradshaw,  P., 1987, “Subminiature Hot-Wire Sensors: Development and Use,” J. Phys. E, 20, pp. 323–332.
Ligrani,  P. M., Westphal,  R. V., and Lemos,  F. R., 1989, “Fabrication and Testing of Subminiature Multi-Sensor Hot-Wire Probes,” J. Phys. E, 22, pp. 262–268.
Walker,  G. J., 1989, “Transitional Flow on Axial Turbomachine Blading,” AIAA J., 27, pp. 595–602.

Figures

Grahic Jump Location
Free-stream spectra for low FSTI, Re=300,000 case—(a) u, (b) v
Grahic Jump Location
Free-stream spectra for high FSTI, Re=300,000 case—(a) u, (b) v
Grahic Jump Location
Contours of fPSD(u′2), low FSTI, Re=100,000, Station 4; outer contour magnitude and contour spacing indicated by numerical value in field of figure
Grahic Jump Location
Contours of fPSD(u′2), high FSTI, Re=300,000, Station 4; outer contour magnitude and contour spacing indicated by numerical value in field of figure
Grahic Jump Location
Contours of f⋅PSD(u′2)/U2, low FSTI cases; station number indicated above each column; by row—(a) Re=25,000, (b) Re=50,000, (c) Re=100,000, (d) Re=200,000, (e) Re=300,000; outer contour magnitude and contour spacing indicated by numerical value in field of each subplot, 5 contours shown in each subplot
Grahic Jump Location
Spectra of f⋅PSD(u′2)/U2, low FSTI, Re=100,000, Station 10
Grahic Jump Location
Contours of f⋅PSD(−uv)/U2, low FSTI cases; see Fig. 5 caption for further explanation
Grahic Jump Location
Contours of f⋅PSD(u′2)/U2, high FSTI cases; see Fig. 5 caption for further explanation
Grahic Jump Location
Spectra of f⋅PSD(u′2)/U2, high FSTI, Re=100,000, Station 10
Grahic Jump Location
Contours of f⋅PSD(−uv)/U2, high FSTI cases; see Fig. 5 caption for further explanation

Tables

Errata

Discussions

Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In