Comparison of node-centered and cell-centered unstructured finite-volume discretizations: viscous fluxes

B Diskin, JL Thomas, EJ Nielsen, H Nishikawa… - AIAA journal, 2010 - arc.aiaa.org
BOTH node-centered (NC) and cell-centered (CC) finite-volume discretizations (FVDs) are
widely used for complex threedimensional (3-D) turbulent simulations in aerospace …

Comparison of node-centered and cell-centered unstructured finite-volume discretizations: inviscid fluxes

B Diskin, JL Thomas - AIAA journal, 2011 - arc.aiaa.org
BOTH node-centered (NC) and cell-centered (CC) finite volume discretization (FVD)
schemes are widely used for complex three-dimensional (3-D) turbulent-flow simulations in …

Numerical treatment of wave breaking on unstructured finite volume approximations for extended Boussinesq-type equations

M Kazolea, AI Delis, CE Synolakis - Journal of computational Physics, 2014 - Elsevier
A new methodology is presented to handle wave breaking over complex bathymetries in
extended two-dimensional Boussinesq-type (BT) models which are solved by an …

非结构网格二阶有限体积法中黏性通量离散格式精度分析与改进

王年华, 李明, 张来平 - 力学学报, 2018 - lxxb.cstam.org.cn
非结构网格二阶有限体积离散方法广泛应用于计算流体力学工程实践中, 研究非结构网格二阶
精度有限体积离散方法的计算精度具有现实意义. 计算精度主要受到网格和计算方法的影响 …

An unstructured, three-dimensional, shock-fitting solver for hypersonic flows

A Bonfiglioli, M Grottadaurea, R Paciorri, F Sabetta - Computers & Fluids, 2013 - Elsevier
A novel unstructured shock-fitting algorithm for three-dimensional flows is proposed in this
paper. This new technique is able to work coupled with any unstructured vertex centred …

An unstructured finite volume numerical scheme for extended 2D Boussinesq-type equations

M Kazolea, AI Delis, IK Nikolos, CE Synolakis - Coastal Engineering, 2012 - Elsevier
We present a high-order well-balanced unstructured finite volume (FV) scheme on triangular
meshes for modeling weakly nonlinear and weakly dispersive water waves over slowly …

[PDF][PDF] Accuracy of gradient reconstruction on grids with high aspect ratio

B Diskin, JL Thomas - NIA report, 2008 - core.ac.uk
Gradient approximation methods commonly used in unstructured-grid finite-volume
schemes intended for solutions of high Reynolds number flow equations are studied …

Accuracy analysis of gradient reconstruction on isotropic unstructured meshes and its effects on inviscid flow simulation

N Wang, M Li, R Ma, L Zhang - Advances in aerodynamics, 2019 - Springer
The accuracy of gradient reconstruction methods on unstructured meshes is analyzed both
mathematically and numerically. Mathematical derivations reveal that, for gradient …

Accuracy analysis and improvement of viscous flux schemes in unstructured second-order finite-volume discretization

W Nianhua, L Ming, Z Laiping - Chinese Journal of Theoretical …, 2018 - lxxb.cstam.org.cn
Due to the widespread applications of unstructured second-order finite volume schemes in
computational fluid dynamics (CFD) simulations, studying the discretization accuracy of …

非结构网格质量对梯度重构及无粘流动模拟精度的影响Mesh quality effects on the accuracy of gradient reconstruction and inviscid flow simulation on isotropic …

王年华, 张来平, 马戎, 赫新 - 计算力学学报, 2017 - pubs.cstam.org.cn
综合利用理论分析和数值测试手段, 研究了非结构格心型有限体积离散中梯度重构算法的计算
精度, 分别给出了非结构算法中常用的基于Green-Gauss 公式(GG 方法) 和基于Least squares …