Study and development of turbofan nacelle modifications to minimize fan-compressor noise radiation.
Contributors: Langley Research Center.
Series: NASA contractor report, NASA CR; 1711-1717; NASA contractor report ;; NASA CR-1711-1717.
Publisher: National Aeronautics and Space Administration; [for sale by the National Technical Information Service, Springfield, Va.]
Published: 1971
Place of publication: Washington
Language: eng
Subjects: Airplanes -- Turbojet engines -- Air intakes.; Jet planes -- Noise.; Airplanes -- Nacelles.; Boeing 707 (Jet transports); Airplanes -- Turbofan engines.
Notes: Includes bibliographical references.
Cover title.
Prepared under contract no. NAS 1-7129 for Langley Research Center.
Table of contents: title: v. 1. Program summary.; title: v. 2. Acoustic lining development.; title: v. 3. Concept studies and ground tests.; title: v. 4. Flightworthy nacelle development.; title: v. 5. Sonic inlet development.; title: v. 6. Economic studies.; title: v. 7. Subjective evaluation tests.