A nonhydrostatic version of FVCOM: 1. Validation experiments

Z Lai, C Chen, GW Cowles… - Journal of Geophysical …, 2010 - Wiley Online Library
The unstructured grid finite volume coastal ocean model (FVCOM) system has been
expanded to include nonhydrostatic dynamics. This addition uses the factional step method …

Implementation of a direct nonhydrostatic pressure gradient discretisation into a layered ocean model

K Klingbeil, H Burchard - Ocean Modelling, 2013 - Elsevier
The increasing demand for the investigation of nonhydrostatic effects in ocean modelling
requires crucial modifications to models applying the hydrostatic pressure assumption …

Algorithm for non-hydrostatic dynamics in the regional oceanic modeling system

Y Kanarska, A Shchepetkin, JC McWilliams - Ocean Modelling, 2007 - Elsevier
A non-hydrostatic algorithm for the Regional Oceanic Modeling System (ROMS) is
proposed. It is based on a decomposition technique for hydrostatic and non-hydrostatic …

Numerical simulations and an updated parameterization of the breaking internal solitary wave over the continental shelf

X He, X Chen, Q Li, T Xu, J Meng - Journal of Geophysical …, 2023 - Wiley Online Library
The breaking of internal solitary waves (ISWs) over slope‐shelf topography induces energy
dissipation and enhances mixing. In this work, high‐resolution, laboratory‐scale simulations …

Efficient marine environmental characterisation to support monitoring of geological CO2 storage

J Blackford, K Romanak, VAI Huvenne… - International Journal of …, 2021 - Elsevier
Carbon capture and storage is key for mitigating greenhouse gas emissions, and offshore
geological formations provide vast CO 2 storage potential. Monitoring of sub-seabed CO 2 …

[HTML][HTML] Assessment of spurious mixing in adaptive mesh simulations of the two-dimensional lock-exchange

HR Hiester, MD Piggott, PE Farrell, PA Allison - Ocean Modelling, 2014 - Elsevier
Numerical simulations are used to evaluate the impact of adaptive meshes on the two-
dimensional lock-exchange flow. In particular, the diapycnal mixing is quantified through …

Non-hydrostatic model for internal wave generations and propagations using immersed boundary method

C Ai, Y Ma, C Yuan, G Dong - Ocean Engineering, 2021 - Elsevier
A non-hydrostatic model is developed to predict internal wave generations and
propagations. The model employs a semi-implicit, fractional step algorithm to solve the …

Mitigating horizontal divergence “checker-board” oscillations on unstructured triangular C-grids for nonlinear hydrostatic and nonhydrostatic flows

PJ Wolfram, OB Fringer - Ocean Modelling, 2013 - Elsevier
A complication of finite-volume triangular C-grid methods is the numerical emergence of
horizontal divergence errors that lead to grid-scale oscillations in vertical velocity. Nonlinear …

Numerical studies of flow over a sill: sensitivity of the non-hydrostatic effects to the grid size

J Berntsen, J Xing, AM Davies - Ocean Dynamics, 2009 - Springer
A non-hydrostatic terrain-following model in cross sectional form is applied to study the
processes in the lee of a sill in an idealized stratified fjord during super-critical tidal inflow. A …

Partially implicit finite difference scheme for calculating dynamic pressure in a terrain-following coordinate non-hydrostatic ocean model

Z Liu, L Lin, L Xie, H Gao - Ocean Modelling, 2016 - Elsevier
To improve the efficiency of the terrain-following σ-coordinate non-hydrostatic ocean model,
a partially implicit finite difference (PIFD) scheme is proposed. By using explicit terms …