Conservative finite-volume forms of the Saint-Venant equations for hydrology and urban drainage

BR Hodges - Hydrology and Earth System Sciences, 2019 - hess.copernicus.org
New integral, finite-volume forms of the Saint-Venant equations for one-dimensional (1-D)
open-channel flow are derived. The new equations are in the flux-gradient conservation …

Identification of parameters influencing the accuracy of the solution of the nonlinear Muskingum equation

D Gąsiorowski, R Szymkiewicz - Water Resources Management, 2020 - Springer
Two nonlinear versions of the Muskingum equation are considered. The difference between
both equations relates to the exponent parameter. In the first version, commonly used in …

Inverse flood routing using simplified flow equations

D Gąsiorowski, R Szymkiewicz - Water Resources Management, 2022 - Springer
The paper considers the problem of inverse flood routing in reservoir operation strategy. The
aim of the work is to investigate the possibility of determining the hydrograph at the upstream …

Investigation of overland flow by incorporating different infiltration methods into flood routing equations

S Gülbaz, U Boyraz, CM Kazezyılmaz-Alhan - Urban Water Journal, 2020 - Taylor & Francis
In this study, the effect of infiltration on overland flow is explored by incorporating infiltration
into the flood routing equations. Particularly, different types of infiltration methods, ie the …

Dimensionally consistent nonlinear Muskingum equation

D Gąsiorowski, R Szymkiewicz - Journal of Hydrologic Engineering, 2018 - ascelibrary.org
Although the Muskingum equation was proposed nearly 75 years ago, it is still a subject of
active research. Despite of its simple form, the real properties of this equation have not been …

90° 弯道明渠横向环流的大涡模拟研究

魏文礼, 白朝伟, 郑艳, 刘玉玲, 戎贵文 - 应用力学学报, 2015 - pubs.cstam.org.cn
采用气液两相流大涡模型模拟90 弯道明渠水流的水力特性. 使用有限体积法对控制方程进行
离散; 使用压力隐式算子分裂PISO (Pressure-Implicit with Splitting of Operators) …

One-dimensional modeling of flows in open channels

D Gąsiorowski, JJ Napiórkowski… - Rivers–physical, fluvial …, 2015 - Springer
In this chapter, modeling of the unsteady open channel flow using one-dimensional
approach is considered. As this question belongs to the well-known and standard problems …

Impact of the Finite Element Mesh Structure on the Solution Accuracy of a Two-Dimensional Kinematic Wave Equation

D Gąsiorowski - Water, 2022 - mdpi.com
This paper presents the influence of the finite element mesh structure on the accuracy of the
numerical solution of a two-dimensional linear kinematic wave equation. This equation was …

Discussion of “Development of an Accurate Time Integration Technique for the Assessment of Q-Based versus h-Based Formulations of the Diffusion Wave Equation …

D Gasiorowski - Journal of Hydraulic Engineering, 2015 - ascelibrary.org
The discusser read the original with great interest. It seems, however, that some aspects of
the original paper need additional comments. The authors of the original paper discuss the …

Application of two shallow water models to steady flow analysis in a vegetated agricultural drainage canal

H Yoshioka, N Kinjo, A Wakazono, K Unami… - Journal of Rainwater …, 2013 - jstage.jst.go.jp
Understanding transport processes in surface water systems involving farmlands is a
fundamental research topic in environmental hydraulics. Analysis of water flows in …