中文
相关论文

相关论文: Inverse Lax-Wendroff boundary treatment for solvin…

200 篇论文

In this paper, we design a new kind of high order inverse Lax-Wendroff (ILW) boundary treatment for solving hyperbolic conservation laws with finite difference method on a Cartesian mesh. This new ILW method decomposes the construction of…

数值分析 · 数学 2024-02-16 Shihao Liu , Tingting Li , Ziqiang Cheng , Yan Jiang , Chi-Wang Shu , Mengping Zhang

In this paper, a simple fifth-order finite difference Hermite WENO (HWENO) scheme combined with limiter is proposed for one- and two- dimensional hyperbolic conservation laws. The fluxes in the governing equation are approximated by the…

数值分析 · 数学 2023-06-08 Min Zhang , Zhuang Zhao

In this paper, we propose a hybrid finite volume Hermite weighted essentially non-oscillatory (HWENO) scheme for solving one and two dimensional hyperbolic conservation laws. The zeroth-order and the first-order moments are used in the…

数值分析 · 数学 2020-02-20 Zhuang Zhao , Yibing Chen , Jianxian Qiu

In this paper, we develop a simple, efficient, and fifth-order finite difference interpolation-based Hermite WENO (HWENO-I) scheme for one- and two-dimensional hyperbolic conservation laws. We directly interpolate the solution and…

数值分析 · 数学 2024-11-19 Xiaoyang Xie , Zhanjing Tao , Chunhai Jiao , Min Zhang

In this paper, a fifth-order Hermite weighted essentially non-oscillatory (HWENO) scheme with artificial linear weights is proposed for one and two dimensional hyperbolic conservation laws, where the zeroth-order and the first-order moments…

数值分析 · 数学 2020-07-15 Zhuang Zhao , Jianxian Qiu

This paper develops a new fifth order accurate Hermite WENO (HWENO) reconstruction method for hyperbolic conservation schemes in the framework of the two-stage fourth order accurate temporal discretization in [{\em J. Li and Z. Du, A…

数值分析 · 数学 2018-01-17 Zhifang Du , Jiequan Li

High order numerical methods for networks of hyperbolic conservation laws have recently gained increasing popularity. Here, the crucial part is to treat the boundaries of the single (one-dimensional) computational domains in such a way that…

数值分析 · 数学 2018-02-22 Alexander Naumann , Oliver Kolb , Matteo Semplice

In this paper, we present a high order conservative semi-Lagrangian (SL) Hermite weighted essentially non-oscillatory (HWENO) method for the Vlasov equation based on dimensional splitting [Cheng and Knorr, Journal of Computational Physics,…

数值分析 · 数学 2016-08-24 Xiaofeng Cai , Jianxian Qiu , Jing-Mei Qiu

We introduce a WENO reconstruction based on Hermite interpolation both for semi-Lagrangian and finite difference methods. This WENO reconstruction technique allows to control spurious oscillations. We develop third and fifth order methods…

数值分析 · 数学 2015-06-18 Chang Yang , Francis Filbet

Higher order finite difference Weighted Essentially Non-Oscillatory (WENO) schemes for conservation laws are extremely popular because, for multidimensional problems, they offer high order accuracy at a fraction of the cost of finite volume…

数值分析 · 数学 2024-03-05 Dinshaw S. Balsara , Deepak Bhoriya , Chi-Wang Shu , Harish Kumar

In this paper, we combine the nonlinear HWENO reconstruction in \cite{newhwenozq} and the fixed-point iteration with Gauss-Seidel fast sweeping strategy, to solve the static Hamilton-Jacobi equations in a novel HWENO framework recently…

数值分析 · 数学 2021-12-15 Yupeng Ren , Yulong Xing , Jianxian Qiu

In this paper, a high-order moment-based multi-resolution Hermite weighted essentially non-oscillatory (HWENO) scheme is designed for hyperbolic conservation laws. The main idea of this scheme is derived from our previous work [J. Comput.…

数值分析 · 数学 2022-09-07 Jiayin Li , Chi-Wang Shu , Jianxian Qiu

A high-order finite difference numerical scheme is developed for the ideal magnetohydrodynamic equations based on an alternative flux formulation of the weighted essentially non-oscillatory (WENO) scheme. It computes a high-order numerical…

数值分析 · 数学 2018-07-10 Andrew J. Christlieb , Xiao Feng , Yan Jiang , Qi Tang

In this paper, we propose a well-balanced fifth-order finite difference Hermite WENO (HWENO) scheme for the shallow water equations with non-flat bottom topography in pre-balanced form. For achieving the well-balance property, we adopt the…

数值分析 · 数学 2023-01-18 Zhuang Zhao , Min Zhang

Higher order finite difference Weighted Essentially Non-Oscillatory (WENO) schemes for conservation laws represent a technology that has been reasonably consolidated. They are extremely popular because, when applied to multidimensional…

数值分析 · 数学 2024-03-05 Dinshaw S. Balsara , Deepak Bhoriya , Chi-Wang Shu , Harish Kumar

In this paper we present a new algorithm based on a Cartesian mesh for the numerical approximation of kinetic models on complex geometry boundary. Due to the high dimensional property, numerical algorithms based on unstructured meshes for a…

数值分析 · 数学 2015-06-11 Francis Filbet , Chang Yang

In this paper, we develop a high order residual distribution (RD) method for solving steady state conservation laws in a novel Hermite weighted essentially non-oscillatory (HWENO) framework recently developed in [24]. In particular, we…

数值分析 · 数学 2022-03-14 Jianfang Lin , Yupeng Ren , Rémi Abgrall , Jianxian Qiu

Higher order finite difference Weighted Essentially Non-Oscillatory (WENO) schemes have been constructed for conservation laws. For multidimensional problems, they offer high order accuracy at a fraction of the cost of a finite volume WENO…

数值分析 · 数学 2023-04-19 Dinshaw S. Balsara , Deepak Bhoriya , Chi-Wang Shu , Harish Kumar

In this paper, we propose a novel Hermite weighted essentially non-oscillatory (HWENO) fast sweeping method to solve the static Hamilton-Jacobi equations efficiently. During the HWENO reconstruction procedure, the proposed method is built…

数值分析 · 数学 2020-09-09 Yupeng Ren , Yulong Xing , Jianxian Qiu

A hybrid LDG-HWENO scheme is proposed for the numerical solution of KdV-type partial differential equations. It evolves the cell averages of the physical solution and its moments (a feature of Hermite WENO) while discretizes high order…

数值分析 · 数学 2016-03-22 Dongmi Luo , Weizhang Huang , Jianxian Qiu
‹ 上一页 1 2 3 10 下一页 ›