A Reduced-Noise Gas Flow Design Guide for NASA Glenn Research Center
Friday, September 24, 1999 4:00 p.m. David A. Nelson Nelson Acoustical Engineering, Inc. A “Reduced-Noise Gas Flow Design Guide” has recently been developed for NASA’s John H.Glenn Research Center (GRC) at Lewis Field, Ohio. The purpose of the Guide is to allow GRC engineers and designers to address hearing conservation and community noise issues at…