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TECHNICAL PAPERS

A Simultaneous Variable Solution Procedure for Laminar and Turbulent Flows in Curved Channels and Bends

[+] Author and Article Information
Jianrong Wang, Siamack A. Shirazi

Department of Mechanical Engineering, The University of Tulsa, Tulsa, OK 74104

J. Fluids Eng 122(3), 552-559 (Feb 07, 2000) (8 pages) doi:10.1115/1.1287723 History: Received March 18, 1998; Revised February 07, 2000
Copyright © 2000 by ASME
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References

Figures

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Coordinate system of bend
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Typical grid refinement results
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Channel flow dimensionless velocity profiles (Re=32,300)
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Channel flow dimensionless velocity profiles in the wall coordinates (Re=32,300)
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Turbulent kinetic energy predictions for a channel flow (Re=7,725)
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Velocity measurement locations in a 90 degree bend (Kim and Patel 20)
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Predicted velocity profiles using mixing-length model and k-τ model versus data (Kim and Patel 20) at U2 Station, U0 is the centerline velocity at station U1
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Predicted velocity profiles using mixing-length model and k-τ model versus data (Kim and Patel, 20) at 15 and 45 deg stations
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Predicted velocity profiles using mixing-length model and k-τ model versus data (Kim and Patel 20) at 75 deg and D1 stations
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Predicted velocity profiles using k-τ models versus data (Kim and Patel 20) at 75 deg station
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Predicted velocity profiles using mixing-length and k-ε models versus data (Kim and Patel data 20) at 15 and 45 deg stations
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Predicted velocity profiles using mixing-length and k-ε model versus data (Kim and Patel 20) at 75 deg and D1 stations
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Predicted turbulent-kinetic energy profiles using k-τ models versus data (Kim and Patel 20) at 45 deg and D1 stations
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Predicted turbulent kinetic energy profiles using modified k-τ and k-ε models versus data (Kim and Patel 20) at 45 deg and D1 stations

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