Air Force 1st Lt. Connor Wiese, Air Force Research Laboratory turbomachinery research engineer, adjusts the flow velocity in a wind tunnel to conduct velocity testing of a gas turbine engine at Wright-Patterson Air Force Base, Ohio, Nov. 9, 2016. The experiments in the lab focus on cooling a gas turbine engine to improve the efficiency of the engine. ( Air Force photo by Michelle Gigante/Released)

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Size: 3000px × 2400px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: air, engine, force, gas, institute, people, tunnel, turbine, wind