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Using a photo of a Pratt & Whitney F135 engine in the AEDC Sea Level 2 test cell, Alan Hale, an AEDC analyst, left, describes how full frequency range screech analysis methodology is being used to reduce instability during aeropropulsion testing in AEDC engine test facilities at Arnold Air Force Base. Looking on is Jonathan Lister, center, and Wesley Cothran, right, AEDC team members who were also instrumental in developing and demonstrating the screech analysis methodology. (U.S. Air Force photo/Rick Goodfriend) Innovative analysis methodology making a difference for AEDC, Air Force and the warfighter
AEDC analysis team members have developed and demonstrated a first generation full frequency range screech analysis methodology for a re-heater on turbine engines to reduce instability when testing in the facilities at Arnold Air Force Base.Innovative ideas like this one are common in daily work across AEDC and the U.S. Air Force, as the Air Force
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2018
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