Combining a central scheme with the subtraction method for shallow water equations

R Touma, E Malaeb, C Klingenberg - International Journal of …, 2024 - World Scientific
We present a new numerical scheme that is a well-balanced and second-order accurate for
systems of shallow water equations (SWEs) with variable bathymetry. We extend in this …

A meshless geometric conservation weighted least square method for solving the shallow water equations

D Satyaprasad, SN Kuiry, S Sundar - arXiv preprint arXiv:2410.05968, 2024 - arxiv.org
The shallow water equations are numerically solved to simulate free surface flows. The
convective flux terms in the shallow water equations need to be discretized using a Riemann …

[PDF][PDF] A shock-capturing meshless method for solving the one-dimensional Saint-Venant equations on a highly variable topography

D Satyaprasad, SN Kuiry, S Sundar - Journal of Hydroinformatics, 2023 - iwaponline.com
Abstract The Saint-Venant equations are numerically solved to simulate free surface flows in
one dimension. A Riemann solver is needed to compute the numerical flux for capturing …

Typhoon effect on Kuroshio and Green Island wake: A modelling study

TW Hsu, MH Chou, TH Hou… - Ocean Science …, 2015 - os.copernicus.org
Green Island located in the typhoon active eastern Taiwan coastal water is the potential
Kuroshio power plant site. In this study, a high resolution (250–2250 m) shallow-water …

A finite pointset method for biharmonic equation based on mixed formulation

LJT Doss, N Kousalya, S Sundar - International Journal of …, 2018 - World Scientific
In this paper, a meshless method based on finite point set is presented for solving the
biharmonic equation with simply supported boundary condition. The biharmonic equation is …

High-Order Godunov-Type Scheme for Conservation Laws with Discontinuous Flux Function in Space

Q Wei, G Wang, Y Ma - International Journal of Computational …, 2022 - World Scientific
The numerical method for the conservation laws with discontinuous flux in space is
considered. The difficulty in designing a high-order accurate and maintaining an efficient …

Typhoon Effect on Kuroshio and Green Island Wakes: A Modelling Study

TW Hsu, MH Chou, WT Chao, SJ Liang - Atmosphere, 2018 - mdpi.com
Green Island, located in the typhoon-active eastern Taiwan coastal water, is the potential
Kuroshio power plant site. In this study, a high resolution (250–2250 m) shallow-water …

Using reproducing kernel particle method for shallow water problems

CT Sun, OLA Kwok, PC Guan… - Journal of Marine Science …, 2018 - jmstt.ntou.edu.tw
In this paper, a meshfree numerical scheme, which is based on the reproducing kernel
particle method (RKPM), is proposed to solve the shallow water equations (SWEs). By …

A global C-staggered composite model for shallow water equations 1 with latitude-longitude grid and reductions in the polar regions

GS de Lima - 2024 - eartharxiv.org
To develop a numerical method for global geophysical fluids, we usually need to choose a
spherical grid and numerical approximations to represent the partial derivative equations …

Effect of Typhoon Soulik on Kuroshio and Green Island Wakes

TW Hsu, MH Chou, WT Chao, SJ Liang - ISOPE International Ocean …, 2018 - onepetro.org
Green Island locates in the typhoon active southeastern Taiwan coastal water. A high
resolution (250–2250 m) shallow-water flow model is used to investigate the effect of …