IN SUPPORT OF NASA S FUNDAMENTAL AERONAUTICS PROGRAM, THE LASER-INDUCED THERMAL ACOUSTIC (LITA) MEASUREMENT…

Public award description

IN SUPPORT OF NASA S FUNDAMENTAL AERONAUTICS PROGRAM, THE LASER-INDUCED THERMAL ACOUSTIC (LITA) MEASUREMENT TECHNIQUE WILL BE USED TO INVESTIGATE THE FLOW-FIELD OF A MECHANICALLY BACK-PRESSURED ISOLATOR. THE PURPOSE OF THIS TASK ORDER IS TO DESIGN AND FABRICATE THE MECHANICALLY BACK-PRESSURED ISOLATOR AND TEST APPARATUS. THE ISOLATOR AND TEST APPARATUS WILL BE HOUSED IN BUILDING 1221C AT THE NASA, LANGLEY RESEARCH CENTER (LARC) AND SHALL CONSIST OF THE FOLLOWING HARDWARE, SUBSYSTEMS, AND INSTRUMENTATION: A. PRESSURE REGULATING VALVE, FLOW MEASUREMENT DEVICE, AND FILTER, B. SETTLING CHAMBER, C. MACH 2.5 NOZZLE, D. ISOLATOR E. OPTICAL ACCESS APPENDAGES F. EXPANSION SECTION, G. SPOOL PIECE H. EXHAUST DUCT, I. CONTROL SYSTEM AND CONTROL CONSOLE J. PITOT PROBE AND WALL MEASUREMENT INSTRUMENTATION.