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Noise generated by quiet engine fans. 1: fanb
| Content Provider | NASA Technical Reports Server (NTRS) |
|---|---|
| Author | Montegani, F. J. |
| Copyright Year | 1972 |
| Description | Acoustical tests of full scale fans for jet engines are presented. The fans are described and some aerodynamic operating data are given. Far field noise around the fan was measured for a variety of configurations over a range of operating conditions. Complete results of one third octave band analysis are presented in tabular form. Power spectra and sideline perceived noise levels are included. |
| File Size | 6729828 |
| Page Count | 83 |
| File Format | |
| Alternate Webpage(s) | http://archive.org/details/NASA_NTRS_Archive_19720012195 |
| Archival Resource Key | ark:/13960/t40s4j563 |
| Language | English |
| Publisher Date | 1972-03-01 |
| Access Restriction | Open |
| Subject Keyword | Propulsion Systems Test Facilities Acoustic Measurement Acoustic Properties Data Acquisition Turbofans Sound Intensity Aircraft Engines Ntrs Nasa Technical Reports ServerĀ (ntrs) Nasa Technical Reports Server Aerodynamics Aircraft Aerospace Engineering Aerospace Aeronautic Space Science |
| Content Type | Text |
| Resource Type | Technical Report |