First Article Noise Survey of the A/F32T-9 Large Turbo Fan Engine Enclosed Noise Suppressor System, Far-Field Noise, McConnell AFB, Kansas

摘要

This report presents the results of noise measurements made on the A/F32T-9 Large Turbo Fan Engine, Enclosed Noise Suppressor System, during First Article Tests at McConnell AFB KS. Noise measurements obtained at 100 meters distance are summarized for the following engines: the J57-59W, TF33-P3, TF30-P7, F100, TF41-A1, J85-5, F101-GE-102, and the F109-CF-100. Keywords: Turbofan engines; Jet engine noise suppressor; Acoustic measurement; Engine test cells; Engine test cells; T-9 noise suppressor systems.