Quadrupoles in potential flow: two model problems

DOI10.1017/S0022112082000573zbMath0512.76077OpenAlexW1980102324MaRDI QIDQ3657649

H. W. Blackburn

Publication date: 1982

Published in: Journal of Fluid Mechanics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1017/s0022112082000573

zbMATH Keywords

one-dimensionaltwo-dimensionalpiston problemacoustic analogyblade slapFfowcs Williams-Hawkins formulationhelicopter and propeller bladesmodel problems involving moving surfaces with shocksmonopole, dipole and quadrupole sourcesphase-shifting devicesound-generating mechanismwedge moving supersonically with plane attached shock

Mathematics Subject Classification ID

Hydro- and aero-acoustics (76Q05)

Related Items (1)

Lighthill quadrupole radiation in supersonic propeller acoustics

Cites Work

• Contributions to the theory of aerodynamic sound, with application to excess jet noise and the theory of the flute
• The importance of quadrupole sources in prediction of transonic tip speed propeller noise
• Distortion of sonic bangs by atmospheric turbulence
• On sound generated aerodynamically I. General theory

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