An empirical model of noise sources in subsonic jets

U Karban, B Bugeat, A Towne, L Lesshafft… - Journal of Fluid …, 2023 - cambridge.org
Modelling the noise emitted by turbulent jets is made difficult by their acoustic inefficiency:
only a tiny fraction of the near-field turbulent kinetic energy is propagated to the far field as …

Localized resolvent-mode bases for turbulence statistics

ER Eichberger, L Heidt, T Colonius - 30th AIAA/CEAS Aeroacoustics …, 2024 - arc.aiaa.org
Modes from global resolvent analyses have been shown to accurately model the
frequencies and spatial structure of the dominant coherent structures in several turbulent …