Modal analysis of fluid flows: An overview
SIMPLE aerodynamic configurations under even modest conditions can exhibit complex
flows with a wide range of temporal and spatial features. It has become common practice in …
flows with a wide range of temporal and spatial features. It has become common practice in …
Modal analysis of fluid flows: Applications and outlook
THE field of fluid mechanics involves a range of rich and vibrant problems with complex
dynamics stemming from instabilities, nonlinearities, and turbulence. The analysis of these …
dynamics stemming from instabilities, nonlinearities, and turbulence. The analysis of these …
Krylov methods for large-scale dynamical systems: Application in fluid dynamics
In fluid dynamics, predicting and characterizing bifurcations, from the onset of unsteadiness
to the transition to turbulence, is of critical importance for both academic and industrial …
to the transition to turbulence, is of critical importance for both academic and industrial …
A database for reduced-complexity modeling of fluid flows
We present a publicly accessible database specifically designed to aid in the conception,
training, demonstration, evaluation, and comparison of reduced-complexity models for fluid …
training, demonstration, evaluation, and comparison of reduced-complexity models for fluid …
Unsteady control of supersonic turbulent cavity flow based on resolvent analysis
We use resolvent analysis to develop a physics-based, open-loop, unsteady control strategy
to attenuate pressure fluctuations in turbulent flow over a rectangular cavity with a length-to …
to attenuate pressure fluctuations in turbulent flow over a rectangular cavity with a length-to …
Biglobal instabilities of compressible open-cavity flows
The stability characteristics of compressible spanwise-periodic open-cavity flows are
investigated with direct numerical simulation (DNS) and biglobal stability analysis for …
investigated with direct numerical simulation (DNS) and biglobal stability analysis for …
Effects of sidewalls and leading-edge blowing on flows over long rectangular cavities
The present work investigates sidewall effects on the characteristics of three-dimensional (3-
D) compressible flows over a rectangular cavity with aspect ratios of L/D= 6 and W/D= 2 at R …
D) compressible flows over a rectangular cavity with aspect ratios of L/D= 6 and W/D= 2 at R …
The effect of incoming boundary layer thickness and Mach number on linear and nonlinear Rossiter modes in open cavity flows
MS Mathias, MAF Medeiros - Theoretical and Computational Fluid …, 2021 - Springer
The Rossiter modes of an open cavity were studied using bi-global linear analysis, local
instability analysis and nonlinear numerical simulations. Rossiter modes are normally seen …
instability analysis and nonlinear numerical simulations. Rossiter modes are normally seen …
Resolvent analysis of compressible laminar and turbulent cavity flows
The present work demonstrates the use of a resolvent analysis to obtain physical insights for
open-cavity flows. A resolvent analysis identifies the flow response to harmonic forcing …
open-cavity flows. A resolvent analysis identifies the flow response to harmonic forcing …
Responses to disturbance of supersonic shear layer: Input-output analysis
We investigate the perturbation dynamics in a supersonic shear layer using a combination of
large-eddy simulations (LES) and linear-operator-based input-output analysis. The flow …
large-eddy simulations (LES) and linear-operator-based input-output analysis. The flow …