Spectral analysis of jet turbulence

DOI10.1017/jfm.2018.675zbMath1415.76293arXiv1711.06296OpenAlexW2770184040WikidataQ59781710 ScholiaQ59781710MaRDI QIDQ4559137

Georgios Rigas, Aaron Towne, Tim Colonius, Oliver T. Schmidt, Guillaume Brès

Publication date: 3 December 2018

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

Full work available at URL: https://arxiv.org/abs/1711.06296

zbMATH Keywords

jet noiseabsolute/convective instabilityshear layer turbulence

Mathematics Subject Classification ID

Absolute and convective instability and stability in hydrodynamic stability (76E15) Shear flows and turbulence (76F10) Hydro- and aero-acoustics (76Q05)

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Cites Work

• Unnamed Item
• Unnamed Item
• On the hidden beauty of the proper orthogonal decomposition
• Stability and transition in shear flows
• Model-based design of transverse wall oscillations for turbulent drag reduction
• Instability wave models for the near-field fluctuations of turbulent jets
• Conditions for validity of mean flow stability analysis
• Dynamic mode decomposition of numerical and experimental data
• A critical-layer framework for turbulent pipe flow
• Hydrodynamic Stability Without Eigenvalues
• Energy growth in viscous channel flows
• Instability waves in a subsonic round jet detected using a near-field phased microphone array
• Shear-layer pressure fluctuations and superdirective acoustic sources
• Global three-dimensional optimal disturbances in the Blasius boundary-layer flow using time-steppers
• Direct and adjoint global modes of a recirculation bubble: lift-up and convective non-normalities
• On the three families of instability waves of high-speed jets
• Turbulence and the dynamics of coherent structures. I. Coherent structures
• Stability of slowly diverging jet flow
• Stochastic forcing of the linearized Navier–Stokes equations
• Reconstruction of the global velocity field in the axisymmetric mixing layer utilizing the proper orthogonal decomposition
• Turbulent Flows
• Spectral proper orthogonal decomposition and its relationship to dynamic mode decomposition and resolvent analysis
• Importance of the nozzle-exit boundary-layer state in subsonic turbulent jets
• Acoustic resonance in the potential core of subsonic jets
• Wavepackets and trapped acoustic modes in a turbulent jet: coherent structure eduction and global stability
• Wave Packets and Turbulent Jet Noise
• Wavepackets in the velocity field of turbulent jets
• High-frequency wavepackets in turbulent jets
• Pseudospectra of the Orr–Sommerfeld Operator
• Sensitivity and optimal forcing response in separated boundary layer flows
• Componentwise energy amplification in channel flows
• Sensitivity of wavepackets in jets to nonlinear effects: the role of the critical layer
• Colour of turbulence
• The preferred mode of incompressible jets: linear frequency response analysis
• Stochastic dynamics and model reduction of amplifier flows: the backward facing step flow

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