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TECHNICAL PAPERS

Measurement and CFD Prediction of the Flow Within an HP Compressor Drive Cone

[+] Author and Article Information
Christopher A. Long, Alan B. Turner, Guven Kais, Kok M. Tham

Thermo-Fluid Mechanics Research Center, University of Sussex, Brighton, BN1 9QT, U.K.

John A. Verdicchio

Rolls-Royce plc, Derby, DE24 8BJ, U.K.

J. Turbomach 125(1), 165-172 (Jan 23, 2003) (8 pages) doi:10.1115/1.1516195 History: Received October 31, 2001; Online January 23, 2003
Copyright © 2003 by ASME
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References

Figures

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General assembly of the HP compressor drive cone rig
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The CFD mesh for the standard (10670 cells) 2-D model
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Computed streamlines from the standard 2-D model at low speed conditions (Ω=203 rad/s, ṁcone=0.071 kg/s)
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Measured variation of dimensionless tangential velocity with radius ratio
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Measured variation of dimensionless axial velocity with radius ratio
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Comparison between experimental data and 2-D CFD models with various inlet boundary conditions (low speed case, Ω=203 rad/s,ṁcone=0.071 kg/s)—(a) tangential velocity, (b) axial velocity
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Comparison between experimental data and 2-D CFD models with various inlet boundary conditions (high speed case, Ω=530 rad/s,ṁcone=0.226 kg/s)
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Values of tangential velocity, Vϕ, obtained from the 3-D model without tip clearance at the low speed case (Ω=203 rad/s,ṁcone=0.071 kg/s)
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Variation of tangential and axial velocities with annulus height, at the blade exit plane (low speed case, Ω=203 rad/s,ṁcone=0.071 kg/s)—(a) tangential velocity, (b) axial velocity
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Comparison between experimental data, 2-D and 3-D CFD models (low speed case, Ω=203 rad/s,ṁcone=0.071 kg/s)—(a) tangential velocity, (b) axial velocity

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