Hydrodynamic/acoustic splitting approach with flow-acoustic feedback for universal subsonic noise computation

DOI10.1016/j.jcp.2021.110548OpenAlexW3087136346MaRDI QIDQ2132638

Johannes Kreuzinger, Roland Ewert

Publication date: 28 April 2022

Published in: Journal of Computational Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2009.07155

zbMATH Keywords

incompressible Navier-Stokes equationscomputational aeroacousticsacoustic perturbation equationshydrodynamic-acoustic splitting approach

Mathematics Subject Classification ID

Turbulence (76Fxx) Basic methods in fluid mechanics (76Mxx) Hydro- and aero-acoustics (76Qxx)

Cites Work

• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• A hybrid prediction method for low-subsonic turbulent flow noise
• A high-order immersed boundary method for acoustic wave scattering and low-Mach number flow-induced sound in complex geometries
• A strictly conservative Cartesian cut-cell method for compressible viscous flows on adaptive grids
• The LS-STAG method: a new immersed boundary/level-set method for the computation of incompressible viscous flows in complex moving geometries with good conservation properties
• Linearized perturbed compressible equations for low Mach number aeroacoustics
• Low-storage Runge-Kutta schemes
• An acoustic/viscous splitting technique for computational aeroacoustics
• Acoustic perturbation equations based on flow decomposition via source filtering
• Aspects of unsteady incompressible flow simulations.
• Nonuniform-time-step explicit Runge-Kutta scheme for high-order finite difference method
• A fully coupled hybrid computational aeroacoustics method on hierarchical Cartesian meshes
• Stable time-domain CAA simulations with linearised governing equations
• Sound of fluids at low Mach numbers
• Aeroacoustic modelling of low-speed flows
• Development of computational aeroacoustics equations for subsonic flows using a Mach number expansion approach
• Dynamic load balancing for direct-coupled multiphysics simulations
• Approximation of variable density incompressible flows by means of finite elements and finite volumes
• Crossflow past a prolate spheroid at Reynolds number of 10000
• Onset of global instability in the flow past a circular cylinder cascade
• High-order numerical simulations of flow-induced noise
• High-order stable interpolations for immersed boundary methods
• Turbulent force as a diffusive field with vortical sources
• Large Eddy Simulation for Compressible Flows
• Sound generation by flow over a two-dimensional cavity
• Computational aeroacoustics - Issues and methods
• On sound generated aerodynamically I. General theory
• On sound generated aerodynamically II. Turbulence as a source of sound

This page was built for publication: Hydrodynamic/acoustic splitting approach with flow-acoustic feedback for universal subsonic noise computation