An explicit power-law-based wall model for lattice Boltzmann method–Reynolds-averaged numerical simulations of the flow around airfoils

S Wilhelm, J Jacob, P Sagaut - Physics of Fluids, 2018 - pubs.aip.org
In this paper, an explicit wall model based on a power-law velocity profile is proposed for the
simulation of the incompressible flow around airfoils at high Reynolds numbers. This wall …

An ordinary differential equation for velocity distribution and dip-phenomenon in open channel flows

R Absi - Journal of Hydraulic Research, 2011 - Taylor & Francis
An ordinary differential equation (ODE) for velocity distribution in open channel flows is
presented based on an analysis of the Reynolds-averaged Navier–Stokes equations and a …

[图书][B] Hydraulic engineering of dams

WH Hager, AJ Schleiss, RM Boes, M Pfister - 2020 - taylorfrancis.com
Hydraulic engineering of dams and their appurtenant structures counts among the essential
tasks to successfully design safe water-retaining reservoirs for hydroelectric power …

Developing flow in skimming flow regime on embankment stepped spillways

DB Bung - Journal of Hydraulic Research, 2011 - Taylor & Francis
In hydraulic engineering, stepped spillways are effective structures in regard to both energy
dissipation and re-aeration processes. It is well known that flow depths and flow velocities …

Numerical modeling of flow over a chute spillway

MS Kirkgoz, MS Akoz, AA Oner - Journal of Hydraulic Research, 2009 - Taylor & Francis
The simulation performance of two–dimensional flow over a round–crested chute spillway is
examined using the finite element method along with the standard k–ε and the standard k–ω …

[HTML][HTML] Irrotational Flow over Ogee Spillway Crest: New Solution Method and Flow Geometry Analysis

O Castro-Orgaz, WH Hager, Y Guo, S Erpicum… - Water, 2024 - mdpi.com
A spillway is a hydraulic structure of major importance in dam safety, and its current analysis
usually involves a hybrid approach combining CFD modeling with experimental research …

Flow Structures of the Air‐Water Layer in the Free Surface Region of High‐Speed Open Channel Flows

F Jiang, W Xu, J Deng, W Wei - Mathematical Problems in …, 2020 - Wiley Online Library
In hydraulic engineering, intense free surface breakups have been observed to develop in
high‐speed open channel flows, resulting in a mixed air‐water layer near the free surface …

Curved-streamline transitional flow from mild to steep slopes

O Castro-Orgaz, WH Hager - Journal of hydraulic research, 2009 - Taylor & Francis
Flows from mild to steep slopes are relevant in hydraulic engineering relating to chute
spillways and slope changes in irrigation networks. These flows are associated with …

Drawdown curve and turbulent boundary layer development for chute flow

O Castro-Orgaz, WH Hager - Journal of hydraulic research, 2010 - Taylor & Francis
Chutes are spillway channels that convey high-speed water flows from dam overflow
structures to the dam toe. Chute computations up to incipient-aerated flow involving a …

More accurate prediction of the complex velocity field in sewers based on uncertainty analysis using extreme learning machine technique

H Bonakdari, AH Zaji, B Gharabaghi… - ISH Journal of …, 2020 - Taylor & Francis
In this study, we present a novel procedure to simulate the velocity distribution of a narrow
sewer channel using a combination of a simple and accurate machine learning tool, namely …