A unified framework for non-linear reconstruction schemes in a compact stencil. Part 1: Beyond second order

X Deng - Journal of Computational Physics, 2023 - Elsevier
Discretization of the convection term in a three-cell compact stencil has been widely used in
Computational Fluid Dynamics (CFD) of engineering because the second-order …

OEDG: Oscillation-eliminating discontinuous Galerkin method for hyperbolic conservation laws

M Peng, Z Sun, K Wu - Mathematics of Computation, 2024 - ams.org
Suppressing spurious oscillations is crucial for designing reliable high-order numerical
schemes for hyperbolic conservation laws, yet it has been a challenge actively investigated …

Third-order numerical scheme for Euler equations of gas dynamics using Jordan canonical based splitting flux

BS Wang, NK Garg - Computers & Fluids, 2024 - Elsevier
We propose third-order A-WENO finite difference schemes that are based on the recently
introduced first-order numerical schemes in [NK Garg et al., Journal of Computational …

Scale-invariant multi-resolution alternative WENO scheme for the Euler equations

P Li, T Li, WS Don, BS Wang - Journal of Scientific Computing, 2023 - Springer
The finite difference multi-resolution alternative weighted essentially non-oscillatory (MR-
AWENO) scheme has been designed to solve hyperbolic conservation laws (Wang et al. in …

[PDF][PDF] High order bound-and positivity-preserving finite difference affine-invariant AWENO scheme for the five-equation model of two-medium flows

Z Gao, S Guo, BS Wang, Y Gu - Commun. Comput. Phys., 2024 - global-sci.com
Numerical study on compressible two-medium flows has been a hot issue in recent
decades. In this study, we design quasi-conservative finite difference alternative weighted …

Sixth-order perturbed WENO interpolation-based AWENO and WCNS-E schemes for hyperbolic conservation laws

Z Gao, YR Zhao, BS Wang - Applied Mathematics Letters, 2024 - Elsevier
The weighted essentially non-oscillatory (WENO) interpolation-based schemes (the
alternative WENO (AWENO) scheme and the explicit weighted compact nonlinear (WCNS …

Efficient ROUND schemes on non-uniform grids applied to discontinuous Galerkin schemes with Godunov-type finite volume sub-cell limiting

X Deng, Z Jiang, C Yan - Journal of Computational Physics, 2025 - Elsevier
Developing accurate, efficient and robust shock-capturing schemes on non-uniform grids
remains challenging particularly when facing strong non-uniformity. Thus, we extend the …

High order well-balanced positivity-preserving scale-invariant AWENO scheme for Euler systems with gravitational field

Y Gu, Z Gao, G Hu, P Li, Q Fu - Journal of Computational Physics, 2023 - Elsevier
In this paper, we propose a fifth order well-balanced positivity-preserving finite difference
scale-invariant AWENO scheme for the compressible Euler equations with gravitational …

High-order oscillation-eliminating Hermite WENO method for hyperbolic conservation laws

C Fan, K Wu - Journal of Computational Physics, 2024 - Elsevier
This paper proposes high-order accurate, oscillation-eliminating, Hermite weighted
essentially non-oscillatory (OE-HWENO) finite volume schemes for hyperbolic conservation …

Fifth order AWENO finite difference scheme with adaptive numerical diffusion for Euler equations

Y Wang, WS Don, BS Wang - Computers & Fluids, 2023 - Elsevier
In solving hyperbolic conservation laws using the fifth-order characteristic-wise alternative
WENO finite-difference scheme (AWENO) with Z-type affine-invariant nonlinear Ai-weights …