positivity-preserving

Towards implicit high-order positivity-preserving entropy-stable schemes for the 3D Navier--Stokes equations

Presentation on implicit high-order positivity-preserving entropy-stable schemes for 3D Navier-Stokes equations.

Implicit BDF2 dual time-stepping positivity-preserving entropy-stable schemes for unsteady compressible viscous flows

Presentation on implicit BDF2 dual time-stepping positivity-preserving entropy-stable schemes.

High-order dual time-stepping positivity-preserving entropy-stable schemes for the 3D compressible Navier--Stokes equations

Presentation by Yamaleev on high-order dual time-stepping entropy-stable schemes.

Implicit dual time-stepping positivity-preserving entropy-stable schemes for the compressible Navier-Stokes equations

We generalize the explicit high-order positivity-preserving entropy-stable spectral collocation schemes developed in [30, 34] for the three-dimensional (3D) compressible Navier Stokes equations to a time implicit formulation. The time derivative …

Towards implicit high-order positivity-preserving entropy-stable schemes for the Navier--Stokes equations

NIA CFD Seminar on implicit high-order positivity-preserving entropy-stable schemes.

Implicit dual time-stepping positivity-preserving entropy-stable schemes for the compressible Navier--Stokes equations

Presentation on implicit dual time-stepping positivity-preserving entropy-stable schemes.