0
TECHNICAL PAPERS

Three-Dimensional Unsteady Flow for an Oscillating Turbine Blade and the Influence of Tip Leakage

[+] Author and Article Information
D. L. Bell, L. He

School of Engineering, University of Durham, Durham, DH1 3LE, United Kingdom

J. Turbomach 122(1), 93-101 (Feb 01, 1998) (9 pages) doi:10.1115/1.555432 History: Received February 01, 1998
Copyright © 2000 by ASME
Your Session has timed out. Please sign back in to continue.

References

Figures

Grahic Jump Location
Schematic of data acquisition hardware
Grahic Jump Location
Data acquisition and reduction; sample results at 70 percent span, suction surface (k: 0.25)
Grahic Jump Location
Predicted and measured blade pressure distribution
Grahic Jump Location
Experimental test for linearity, k: 0.50; first harmonic pressure response at two bending amplitudes (lines denote measurements obtained at the normal bending amplitude, and symbols those obtained at the reduced bending amplitude)
Grahic Jump Location
Predicted and measured first harmonic pressure response (reduced frequency: 0.25)
Grahic Jump Location
Quasi-three-dimensional prediction of |Cp1|—suction surface, k: 0.25
Grahic Jump Location
Predicted and measured variation in aerodynamic damping with reduced frequency
Grahic Jump Location
Inlet total pressure profile in pitch-averaged form
Grahic Jump Location
Variation in blade pressure distribution with tip gap
Grahic Jump Location
Pitch-averaged measurements of loss (Ȳ), and exit flow angle (ᾱ) 75 percent chord downstream
Grahic Jump Location
Secondary velocity vectors (exit traverse plane, 75 % C downstream)
Grahic Jump Location
Variation in aerodynamic damping with tip gap
Grahic Jump Location
Variation in amplitude of first harmonic pressure at tip section (90 percent span) with tip clearance − k: 0.25 and 0.75
Grahic Jump Location
Variation in phase of first harmonic pressure at tip section (90 percent span) with tip clearance − k: 0.25 and 0.75

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