Development and Utilization of a Laser Velocimeter System for a Large Transonic Wind Tunnel |
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4-beam 2-color optics 8x6 Foot Supersonic accelerometers aluminum analyses of propeller-nacelle ARGON argon-ion argon-ion laser atomizer units balance chamber beam exit beams are reflected bleed holes Center's 8x6 Foot correlate and verify current mode data rate DEFLECTOR SHIELDS disk storage Figure flow straightener Foot Supersonic Wind frequency Front End Detector fuel efficiency GRAPHICS OUTPUT high vibrations hostile environment associated installed ION LASER LARGE TRANSONIC WIND laser power Laser support structure laser system laser velocimeter system Lewis Research Center's light mode Mach 0.8 Cruise Mach number microns NASA TM number of 0.8 optical bench optical table optics system overload levels particles percent Performing Organization phthalate power output processor propeller performance propeller-nacelle flow-fields Schlieren quality window seed cloud specially developed laser Supersonic Wind Tunnel swept-blade propeller model system description table and zoom test section TRANSONIC WIND TUNNEL tunnel operation tunnel runs TUNNEL VIEWING WINDOW turbo propeller verify computer analyses