Found 81 Documents (Results 1–81)
An all-Mach consistent numerical scheme for simulation of compressible multi-component fluids including surface tension, cavitation, turbulence modeling and interface sharpening on compact stencils. (English) Zbl 07875869
MSC:
76-XX
Wavelet-based adaptive implicit large-eddy simulation of turbulent channel flow. (English) Zbl 07833787
MSC:
76-XX
Variational multiscale super-resolution: a data-driven approach for reconstruction and predictive modeling of unresolved physics. (English) Zbl 07772314
MSC:
76M30
Jump penalty stabilization techniques for under-resolved turbulence in discontinuous Galerkin schemes. (English) Zbl 07771306
A deep reinforcement learning framework for dynamic optimization of numerical schemes for compressible flow simulations. (English) Zbl 07748038
An optimisation framework for the development of explicit discrete forward and inverse filters. (English) Zbl 1521.76272
MSC:
76F70
Large eddy simulation on unstructured grids using explicit differential filtering: a case study of Taylor-Green vortex. (English) Zbl 07652775
Unsteady mechanisms in shock wave and boundary layer interactions over a forward-facing step. (English) Zbl 1526.76033
A multi-objective Bayesian optimization environment for systematic design of numerical schemes for compressible flow. (English) Zbl 07578896
Customized data-driven RANS closures for bi-fidelity LES-RANS optimization. (English) Zbl 1535.76071
A low-dissipation shock-capturing framework with flexible nonlinear dissipation control. (English) Zbl 07511411
Application of gene expression programming to a-posteriori LES modeling of a Taylor Green vortex. (English) Zbl 07508464
Adaptive reduced-order modeling for non-linear fluid-structure interaction. (English) Zbl 1521.76473
Low-frequency unsteadiness mechanisms in shock wave/turbulent boundary layer interactions over a backward-facing step. (English) Zbl 1461.76334
A large eddy simulation method for DGSEM using non-linearly optimized relaxation filters. (English) Zbl 07505626
Numerical assessments of a parametric implicit large eddy simulation model. (English) Zbl 1433.76058
MSC:
76F65
An a posteriori-implicit turbulent model with automatic dissipation adjustment for large eddy simulation of compressible flows. (English) Zbl 1519.76096
MSC:
76F65
A targeted ENO scheme as implicit model for turbulent and genuine subgrid scales. (English) Zbl 1518.65087
Turbulent flow through a high aspect ratio cooling duct with asymmetric wall heating. (English) Zbl 1415.76344
Spontaneous inertia-gravity wave emission in the differentially heated rotating annulus experiment. (English) Zbl 1419.86019
Robust and efficient discontinuous Galerkin methods for under-resolved turbulent incompressible flows. (English) Zbl 1415.76451
Recent developments in variational multiscale methods for large-eddy simulation of turbulent flow. (English) Zbl 1397.76053
Adaptive filtering for the simulation of turbulent flows with lattice Boltzmann methods. (English) Zbl 1410.76106
Physical insight into the accuracy of finely-resolved iLES in turbulent boundary layers. (English) Zbl 1410.76260
A coherent vorticity preserving eddy-viscosity correction for large-eddy simulation. (English) Zbl 1383.76279
Numerical dissipation vs. subgrid-scale modelling for large eddy simulation. (English) Zbl 1415.76394
Effects of numerical dissipation on the interpretation of simulation results in computational fluid dynamics. (English) Zbl 1390.76556
On the use of kinetic energy preserving DG-schemes for large eddy simulation. (English) Zbl 1380.76019
Multiple-correction hybrid \(k\)-exact schemes for high-order compressible RANS-LES simulations on fully unstructured grids. (English) Zbl 1380.76066
Targeted ENO schemes with tailored resolution property for hyperbolic conservation laws. (English) Zbl 1380.65154
Rayleigh-Taylor and Richtmyer-Meshkov instability induced flow, turbulence, and mixing. I. (English) Zbl 1377.76016
Unsteady effects of strong shock-wave/boundary-layer interaction at high Reynolds number. (English) Zbl 1422.76105
A review of variational multiscale methods for the simulation of turbulent incompressible flows. (English) Zbl 1360.76105
Segregated Runge-Kutta methods for the incompressible Navier-Stokes equations. (English) Zbl 07868646
Improvements, testing and development of the ADM-\(\tau\) sub-grid surface tension model for two-phase LES. (English) Zbl 1373.76055
A spectral-element dynamic model for the large-eddy simulation of turbulent flows. (English) Zbl 1349.76566
Efficient implicit LES method for the simulation of turbulent cavitating flows. (English) Zbl 1349.76116
Simulation of underresolved turbulent flows by adaptive filtering using the high order discontinuous Galerkin spectral element method. (English) Zbl 1349.76118
A posteriori analysis of low-pass spatial filters for approximate deconvolution large eddy simulations of homogeneous incompressible flows. (English) Zbl 07514814
Implicit large eddy simulation of weakly-compressible turbulent channel flow. (English) Zbl 1423.76159
Assessment of variational multiscale models for the large eddy simulation of turbulent incompressible flows. (English) Zbl 1423.76152
A numerical dissipation rate and viscosity in flow simulations with realistic geometry using low-order compressible Navier-Stokes solvers. (English) Zbl 1390.76137
Assessing the numerical dissipation rate and viscosity in numerical simulations of fluid flows. (English) Zbl 1390.76513
On the stability and diffusive characteristics of Roe-MUSCL and Runge-Kutta schemes for inviscid Taylor-Green vortex. (English) Zbl 1351.76096
Cut-element based immersed boundary method for moving geometries in compressible liquid flows with cavitation. (English) Zbl 1351.76121
Large eddy simulation on curvilinear meshes using seventh-order dissipative compact scheme. (English) Zbl 1391.76225
Volume of fluid (VOF) type advection methods in two-phase flow: a comparative study. (English) Zbl 1391.76764
Comput. Fluids 97, 52-73 (2014); erratum ibid. 152, 193-194 (2016).
MSC:
76Txx
76M25
Analysis of interpolation schemes for the accurate estimation of energy spectrum in Lagrangian methods. (English) Zbl 1290.76048
MSC:
76F65
Statistical behavior of the orthogonal subgrid scale stabilization terms in the finite element large eddy simulation of turbulent flows. (English) Zbl 1286.76066
Analysis of unsteady behaviour in shockwave turbulent boundary layer interaction. (English) Zbl 1248.76079
Filter shape dependence and effective scale separation in large eddy simulations based on relaxation filtering. (English) Zbl 1271.76124
High-order implicit large eddy simulation of gaseous fuel injection and mixing of a bluff body burner. (English) Zbl 1271.76139
Subgrid modelling for particle-LES by spectrally optimised interpolation (SOI). (English) Zbl 1407.76045
Straightforward high-order numerical dissipation via the viscous term for direct and large eddy simulation. (English) Zbl 1316.76043
A conservative immersed interface method for Large-Eddy Simulation of incompressible flows. (English) Zbl 1425.76064
Letter to the editor: On the evolution of dissipation rate and resolved kinetic energy in ALDM simulations of the Taylor-Green flow. (English) Zbl 1303.76038
Large eddy simulation using high-resolution and high-order methods. (English) Zbl 1185.76719
MSC:
76F65
76M25
Construction of explicit and implicit dynamic finite difference schemes and application to the large eddy simulation of the Taylor-Green vortex. (English) Zbl 1172.76019
Turbulence and energy budget in a self-preserving round jet: direct evaluation using large eddy simulation. (English) Zbl 1171.76396
Analysis of truncation errors and design of physically optimized discretizations. (English) Zbl 1345.76058
Meyers, Johan (ed.) et al., Quality and reliability of large eddy simulations. Proceedings of the 1st meeting on ‘Quality and reliability of large-eddy simulations’ (QLES 07), Leuven, Belgium, October 22–24, 2007. Dordrecht: Springer (ISBN 978-1-4020-8577-2/hbk). ERCOFTAC Series 12, 49-60 (2008).
Implicit large-eddy simulation applied to turbulent channel flow with periodic constrictions. (English) Zbl 1161.76497
A study of differentiation errors in large-eddy simulations based on the EDQNM theory. (English) Zbl 1256.76041
MSC:
76F65
Effective numerical viscosity in spectral multidomain penalty method-based simulations of localized turbulence. (English) Zbl 1256.76050
Efficient implementation of nonlinear deconvolution methods for implicit large-eddy simulation. (English) Zbl 1391.76223
Nagel, Wolfgang E. (ed.) et al., High performance computing in science and engineering ’06. Transactions of the High Performance Computing Center, Stuttgart (HLRS) 2006. Berlin: Springer (ISBN 3-540-36165-0/hbk). 293-306 (2007).
Simulation of transition and turbulence decay in the Taylor-Green vortex. (English) Zbl 1273.76191
MSC:
76F65
Implicit subgrid-scale modeling for large-eddy simulation of passive-scalar mixing. (English) Zbl 1182.76318
MSC:
76-XX
Artificial fluid properties for large-eddy simulation of compressible turbulent mixing. (English) Zbl 1146.76358
MSC:
76-XX
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