Computation of unsteady turbomachinery flows: Part 2—LES and hybrids

PG Tucker - Progress in Aerospace Sciences, 2011 - Elsevier
The choice of turbulence model can have a strong impact on results for many
turbomachinery zones. Palliative corrections to them and also transition modeling can have …

Trends in turbomachinery turbulence treatments

PG Tucker - Progress in Aerospace Sciences, 2013 - Elsevier
General forms of turbulence models are outlined along with their defects and palliatives for
these in relation to turbomachinery. The turbulence modelling hierarchy available in …

Geometric MCMC for infinite-dimensional inverse problems

A Beskos, M Girolami, S Lan, PE Farrell… - Journal of Computational …, 2017 - Elsevier
Bayesian inverse problems often involve sampling posterior distributions on infinite-
dimensional function spaces. Traditional Markov chain Monte Carlo (MCMC) algorithms are …

Effects of combustion on the near-wall turbulence and performance for supersonic hydrogen film cooling using large eddy simulation

J Wei, S Zhang, J Zuo, J Qin, J Zhang, W Bao - Physics of Fluids, 2023 - pubs.aip.org
Supersonic film cooling using fuel on board is an effective way to simultaneously shield the
huge heat and momentum flux transported from the mainstream to the wall in a scramjet …

Large eddy simulations of transitional round jets: influence of the Reynolds number on flow development and energy dissipation

C Bogey, C Bailly - Physics of Fluids, 2006 - pubs.aip.org
Transitional round jets at Mach number M= 0.9⁠, with identical initial conditions except for
the diameter, yielding Reynolds numbers over the range 1.7× 10 3⩽ Re D⩽ 4× 10 5⁠, are …

Assessment measures for engineering LES applications

I Celik, M Klein, J Janicka - 2009 - asmedigitalcollection.asme.org
Anticipating that large eddy simulations will increasingly become the future engineering tool
for research, development, and design, it is deemed necessary to formulate some quality …

The influence of Reynolds number on a plane jet

RC Deo, J Mi, GJ Nathan - Physics of Fluids, 2008 - pubs.aip.org
The present study systematically investigates through experiments the influence of Reynolds
number on a plane jet issuing from a radially contoured, rectangular slot nozzle of large …

An attempt to assess the quality of large eddy simulations in the context of implicit filtering

M Klein - Flow, Turbulence and Combustion, 2005 - Springer
While methods for assessing the uncertainty of Reynolds–Averaged–Navier–Stokes (RANS)
simulations have been well established in the past, the verification of Large Eddy …

Synthetic turbulence inflow conditions for large-eddy simulation

L Di Mare, M Klein, WP Jones, J Janicka - Physics of Fluids, 2006 - pubs.aip.org
Direct numerical or large-eddy simulations of the majority of spatially inhomogeneous
turbulent flows require turbulent inflow boundary conditions. A potential implication is that …

Taylor approximation and variance reduction for PDE-constrained optimal control under uncertainty

P Chen, U Villa, O Ghattas - Journal of Computational Physics, 2019 - Elsevier
In this work we develop a scalable computational framework for the solution of PDE-
constrained optimal control problems under high-dimensional uncertainty. Specifically, we …