TECHNICAL PAPERS: Gas Turbines: Aircraft Engines

Thermomechanical Design of a Heat Exchanger for a Recuperative Aeroengine

[+] Author and Article Information
Harald Schoenenborn, Ernst Ebert, Burkhard Simon, Paul Storm

MTU Aero Engines, Dachauer Str. 665, Muenchen 80995, Germany

J. Eng. Gas Turbines Power 128(4), 736-744 (Sep 18, 2006) (9 pages) doi:10.1115/1.1850510 History: Received October 01, 2003; Revised March 01, 2004; Online September 18, 2006
Copyright © 2006 by ASME
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IRA—intercooled recuperative aeroengine concept
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Profile tube matrix cross section
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Advective flow network of the thermal model
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Interaction between advective flow network and material mesh at a profile tube
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Nondimensional transient behavior of boundary conditions during acceleration
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Temperature distribution at takeoff conditions
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Transient temperature response at selected profile tube locations during minicycle
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FE model structure mechanics
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Static Mises stress during takeoff
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Mission temperature and pressure
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Example evaluation creep calculation
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Stress response at 1 g excitation at location of maximum stress (Mises)
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Vibration stress distribution




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