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TECHNICAL PAPERS: Gas Turbines: Aircraft Engine

A Flight Simulation Vision for Aeropropulsion Altitude Ground Test Facilities

[+] Author and Article Information
Milt Davis, Peter Montgomery

Aerospace Testing Alliance, ATA, Arnold Engineering Development Center, Arnold Air Force Base, TN 37389-9013

J. Eng. Gas Turbines Power 127(1), 8-17 (Feb 09, 2005) (10 pages) doi:10.1115/1.1806452 History: Received December 01, 2001; Revised March 01, 2002; Online February 09, 2005
Copyright © 2005 by ASME
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References

“Aeropropulsion Systems Test Facility,” 1998, AEDC Fact Sheet, AEDC Public Web Page, http://www.arnold.af.mil/aedc/factsheets/astf/ASTF.html, April 1998.
Montgomery, P. A., et al., 2002, “Evolution of a Turbine Engine Test Facility to Meet the Test Needs of Future Aircraft,” ASME International Gas Turbine Institute 2002 TurboExpo, Paper No. TBD, June 2002.
Montgomery, P. A., et al., 2000, “A Real-Time Turbine Engine Facility Model and Simulation For Test Operations Modernization and Integration,” ASME Paper No. 2000-GT-0576, presented at the ASME TurboExpo 2000 in Munich Germany, May 2000.
McKeehen, P. D., 1995, “GENESIS Simulation of a Modified Vista/F-16,” AIAA Paper No. 95-3381, presented at Flight Simulation Technologies Conference, Baltimore MD, August 1995.
McKeehen, P. D., 1999, “Hypervelocity Vehicle Modeling and Simulation Using GENESIS,” AIAA Paper No. 99-4326, presented at the AIAA Modeling and Simulation Technologies Conference and Exhibit, Portland, OR, August 1999.
“AIRFOX FlightLab,” AMST Systemtechnik Web Page, http://www.amst.co.at/products/flitesim.htm
Chappell,  M. A., and McLaughlin,  P. W., 1993, “Approach to Modeling Continuous Turbine Engine Operation From Startup to Shutdown,” J. Propul. Power, 9, No. 3, pp. 466–471.
Davis, M. W., Jr., Hale, A. A., and Beale, D., 2001, “An Argument for Enhancement of the Current Inlet Distortion Ground Test Practice for Aircraft Turbine Engines,” ASME Paper No. 2001-GT-0507, presented at the IGTI TurboExpo in New Orleans, LA, June 2001.
Davis, M. W., Jr., et al., 1999, “A Proposal for Integration of Wind Tunnel and Engine Test Programs for the Evaluation of Airframe-Propulsion Compatibility Using Numerical Simulations,” ASME Paper No. 99-GT-345, June 1999.
Hale,  A. A., and O’Brien,  W. F., 1998, “A Three-Dimensional Turbine Engine Analysis Compressor Code (TEACC) for Steady-State Inlet Distortion,” J. Turbomach., 120, pp. 422–430.

Figures

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Typical ground test facility/engine configuration
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Typical test cell configuration
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Nondistorted inlet flow plant flight simulation vision
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Numerical simulation of the nondistorted inlet airflow plant simulation vision
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Diagram for the J-turbine engine test facility as it currently exists
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Proposed future modification to the J-cells facility to allow additional cooling
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The aircraft simulator, GENESIS
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AIRFOX’s FlightLab simulator
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Component-level engine model representation
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Altitude and Mach number conditions for zoom-climb from 25 000 ft to 40 000 ft at Mach number of 0.8. Conditions obtained with GENESIS flight simulator.
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Facility conditions for zoom climb from 25 000 ft to 40 000 ft altitude with current facility configuration
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Inlet temperature conditions for zoom-climb using the future facility configuration
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Altitude and Mach number conditions for Mach dash from 0.8 to 1.2 at 25 000 ft, Altitude. Conditions obtained with GENESIS flight simulator.
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Facility conditions for Mach dash from 0.8 to 1.2 at 25 000 ft altitude with current facility configuration
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Inlet temperature conditions for Mach dash using the future facility configuration
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Distorted inlet flow plant flight simulation vision
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Transient distortion generator concept. An array of blockage elements distributed over.
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Inlet data obtained from tests and CFD
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Distortion simulator database concept
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Plant flight simulation vision. Distorted inlet flow. Numerical simulation.
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TEACC zooming to accomplish modifications in compression system maps due to distortion

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