Measuring and testing – Wind tunnel: aerodynamic wing and propeller study
Patent
1975-06-27
1976-08-24
Queisser, Richard C.
Measuring and testing
Wind tunnel: aerodynamic wing and propeller study
G01M 900
Patent
active
039759555
ABSTRACT:
A wind tunnel having a test section, located within a plenum, with the walls of the test section containing a plurality of small holes which permits flow, through the holes and plenum, for unchoking the test section when the wind tunnel is operating near sonic speeds. A splitter plate, to suppress edge tones, is positioned in each of the holes along the direction of flow which divides the holes into a left and a right half with respect to the direction of flow.
REFERENCES:
patent: 2799161 (1957-07-01), Greene et al.
patent: 2850873 (1958-09-01), Hausmann
patent: 2968944 (1961-01-01), Manoni
patent: 3113635 (1963-10-01), Allen et al.
patent: 3263772 (1966-08-01), Irwin et al.
Anderson Charles F.
Dougherty, Jr. Nathan S.
Killoren Richard J.
Queisser Richard C.
Rusz Joseph E.
The United States of America as represented by the Secretary of
Yasich Daniel M.
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