Annual Research Briefs 2020

Front cover

Table of contents

Preface

• Thirty years of Dynamic Modeling.
  U. Piomelli and P. Moin

• Engineering aspects of hypersonic turbulent flows at suborbital enthalpies.
  J. Urzay and M. Di Renzo

• Performance of wall-modeled LES for external aerodynamics in the NASA juncture flow.
  A. Lozano-Durán, S. T. Bose and P. Moin

• Subgrid-scale modeling sensitivities in wall-modeled large-eddy simulations of a high-lift aircraft configuration.
  K. Goc, S. T. Bose and P. Moin

• Toward a flow-structure-based wall-modeled large-eddy simulation paradigm.
  A. Elnahhas, A. Lozano-Durán and P. Moin

• Incorporating non-equilibrium effects in an ODE-based wall model.
  K. P. Griffin, L. Fu and  P. Moin

• Wall-stress modeling for laminar boundary layers in coarse grids.
  C. A. Gonzalez, M. Karp and P. Moin

• Requirements and sensitivity analysis of RANS-free wall-modeled LES.
  M. Whitmore, A. Lozano-Dura´n and P. Moin

• Wall-modeled LES of three-dimensional intersecting shock wave/turbulent boundary-layer interactions.
  L. Fu, S. T. Bose and P. Moin

• Aerodynamic and acoustic characteristics of twin supersonic rectangular jets using large-eddy simulations.
  J. Jeun, G. J. Wu, S. K. Lele, A. Karnam, F. Baier and E. Gutmark

• Coherence and feedback in supersonic rectangular jet screech.
  G. J. Wu, S. K. Lele and J. Jeun

• Global eigenfunctions of supersonic jets: vortical, acoustic, and thermal components.
  M. Karp and M. J. P. Hack

• Toward modeling rocket nozzles through artificial boundary conditions.
  K. Maeda

• Lagrangian dynamics of the tensor diffusivity model for turbulent subfilter stresses.
  P. L. Johnson

• On the assessment of symmetries in large-eddy simulation subgrid-scale models.
  J. Guo and O. Shende

• Estimating performance bounds of machine-learning Reynolds-stress models via optimal tensor basis expansions.
  A. J. Banko and J. K. Eaton

• Self-critical machine-learning wall-modeled LES for external aerodynamics.
  A.  Lozano-Durán and H. J. Bae

• Forecasting extreme dissipation events in wall turbulence using machine learning.
  S. R. Harris and M. J. P. Hack

• A nonuniform perturbation to quantify RANS model uncertainties.
  Z. Huang, A. Mishra and  G. Iaccarino

• Global direct and adjoint modes of a hypersonic flow over a cone.
  T. J. Flint and M. J. P. Hack

• Well-posed marching of disturbances using the spatial perturbation equations.
  S. R. Harris, P. Moin and M. J. P. Hack

• An NP-hard problem solver for the Pareto-efficient combustion framework.
  Q. Douasbin and M. Ihme

• Effect of operating conditions on core noise for a realistic gas-turbine combustor.
  C. X. Shao and M. Ihme

• A characteristic length scale for density gradients in supercritical monocomponent flows near pseudoboiling.
  L. Jofre and J. Urzay

• Cascade-based Eulerian-to-Lagrangian subgrid-scale modeling of bubble breakup in breaking waves.
  W. H. R. Chan, A. Lozano-Dura´n and P. Moin

• A kinetic energy-and entropy-preserving scheme for the simulation of compressible two-phase turbulent flows.
  S. S. Jain and P. Moin

• Linear stability of a thin fluid film interacting with its surrounding bulk fluid.
  S. Mirjalili and W. H. R. Chan

• Modeling heat and mass transfer across interfaces in two-phase flows using phase-field methods.
  S. Mirjalili, S. S. Jain and A. Mani

• Diffuse-interface capturing methods for compressible multiphase fluid flows and elastic-plastic deformation in solids:
  Part I. Methods.
  M. C. Adler, S. S. Jain, J. R. West, A. Mani and S. K. Lele

• Diffuse-interface capturing methods for compressible multiphase fluid flows and elastic-plastic deformation in solids:
  Part II. Results and discussion.
  S. S. Jain, M. C. Adler, J. R. West, A. Mani and S. K. Lele

• Two-dimensional scale-dependent Rayleigh-Taylor dynamics with variable acceleration in a finite-size domain.
  H. Hwang and S. I. Abarzhi

• Three-dimensional scale-dependent Rayleigh-Taylor dynamics with variable acceleration in a finite-size domain:
  Part I. Solutions of bubbles in linear and nonlinear regimes.
  H. Hwang and S. I. Abarzhi

• Three-dimensional scale-dependent Rayleigh-Taylor dynamics with variable acceleration in a finite-size domain:
  Part II. Solutions of spikes in linear and nonlinear regimes.
  H. Hwang and S. I. Abarzhi

• Linear two-dimensional Rayleigh-Taylor dynamics with variable acceleration: Comparisons between theory and simulations.
  H. Hwang, W. H. R. Chan, S. S. Jain and S. I. Abarzhi

Roster

2020 STEERING COMMITTEE