UNIT CELL RESONATOR NETWORKS FOR GAS TURBINE COMBUSTOR TONE DAMPING
A noise attenuation panel (300) for a structure within a propulsion system includes a first plurality of unit cells (302); and a second plurality of unit cells, the second plurality of unit cells merged within the first plurality of unit cells (302), the first plurality of unit cells (302) including...
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| creator | WINKLER, Julian MENDOZA, Jeffrey Michael REIMANN, Craig Aaron HOMMA, Kenji |
| description | A noise attenuation panel (300) for a structure within a propulsion system includes a first plurality of unit cells (302); and a second plurality of unit cells, the second plurality of unit cells merged within the first plurality of unit cells (302), the first plurality of unit cells (302) including a first periodic structure (351) having a first unit cell (231), a second unit cell (235), a third unit cell (241) and a fourth unit cell (243), each of the first unit cell (231), the second unit cell (235), the third unit cell (241) and the fourth unit cell (243) including a central body (222) interconnected via a plurality of lateral tubes extending from the central body (222), the first periodic structure (351) forming a first lateral layer of unit cells. |
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| subjects | ACOUSTICS ACOUSTICS NOT OTHERWISE PROVIDED FOR AIR INTAKES FOR JET-PROPULSION PLANTS BLASTING COMBUSTION ENGINES CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS GAS-TURBINE PLANTS HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS LIGHTING MECHANICAL ENGINEERING METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING,NOISE OR OTHER ACOUSTIC WAVES IN GENERAL MUSICAL INSTRUMENTS PHYSICS SOUND-PRODUCING DEVICES WEAPONS |
| title | UNIT CELL RESONATOR NETWORKS FOR GAS TURBINE COMBUSTOR TONE DAMPING |
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