Mathematical solution permits showing that, for circular bends in hardwalled ducts of rectangular cross sections, specific acoustic impedance depends on both frequency and geometry of bend.
Impedance of curved ducts
NASA Tech Briefs ; 1 , 2
1976-08-01
Sonstige
Keine Angabe
Englisch
Sound propagation in curved ducts
AIAA | 1975
|Propagation Of Sound In Curved Ducts
NTRS | 1992
|Flow through curved ducts of decreasing area
AIAA | 1987
|Inviscid Solution for the Secondary Flow in Curved Ducts
AIAA | 1981
|