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 …
Investigation of the roughness-induced transition: global stability analyses and direct numerical simulations
The linear global instability and resulting transition to turbulence induced by an isolated
cylindrical roughness element of height) roughness element sustaining only the sinuous …
cylindrical roughness element of height) roughness element sustaining only the sinuous …
[HTML][HTML] Proper orthogonal decomposition and dynamic mode decomposition of jet in channel crossflow
The paper is devoted to the application of the model order reduction to the results of direct
numerical simulation of a low momentum laminar jet discharged into a laminar channel …
numerical simulation of a low momentum laminar jet discharged into a laminar channel …
Large-eddy simulation of an inclined round jet issuing into a crossflow
E Sakai, T Takahashi, H Watanabe - International Journal of Heat and Mass …, 2014 - Elsevier
For understanding of film cooling flow fields on gas turbine blades, this paper reports on a
series of large-eddy simulations of an inclined round jet issuing into a crossflow. Simulations …
series of large-eddy simulations of an inclined round jet issuing into a crossflow. Simulations …
An improved algorithm for the shallow water equations model reduction: Dynamic Mode Decomposition vs POD
DA Bistrian, IM Navon - International Journal for Numerical …, 2015 - Wiley Online Library
We propose an improved framework for dynamic mode decomposition (DMD) of 2‐D flows
for problems originating from meteorology when a large time step acts like a filter in …
for problems originating from meteorology when a large time step acts like a filter in …
Improvements of film cooling effectiveness by using Barchan dune shaped ramps
In the present study, an experimental investigation was conducted to explore a novel film
cooling design with Barchan-dune-shaped-ramp (BDSR) concept to augment the …
cooling design with Barchan-dune-shaped-ramp (BDSR) concept to augment the …
On the origin of the flip–flop instability of two side-by-side cylinder wakes
In this work the flip–flop instability occurring in the flow past two side-by-side circular
cylinders is numerically investigated within the range of non-dimensional gap spacing. The …
cylinders is numerically investigated within the range of non-dimensional gap spacing. The …
Global stability analysis and direct numerical simulation of boundary layers with an isolated roughness element
Global stability analysis and direct numerical simulation of boundary layers with an isolated
roughness element Page 1 J. Fluid Mech. (2022), vol. 949, A12, doi:10.1017/jfm.2022.749 Global …
roughness element Page 1 J. Fluid Mech. (2022), vol. 949, A12, doi:10.1017/jfm.2022.749 Global …
A numerical study of shear layer characteristics of low-speed transverse jets
Direct numerical simulation (DNS) and dynamic mode decomposition (DMD) are used to
study the shear layer characteristics of a jet in a crossflow. Experimental observations by …
study the shear layer characteristics of a jet in a crossflow. Experimental observations by …
Efficient stabilization and acceleration of numerical simulation of fluid flows by residual recombination
The study of the stability of a dynamical system described by a set of partial differential
equations (PDEs) requires the computation of unstable states as the control parameter …
equations (PDEs) requires the computation of unstable states as the control parameter …