Explicit data-driven models for prediction of pressure fluctuations occur during turbulent flows on sloping channels

M Samadi, H Sarkardeh, E Jabbari - Stochastic Environmental Research …, 2020 - Springer
Pressure fluctuations are among the favorite topics for hydraulic engineers due to their
critical role in the design and safe operation of hydraulic structures. In this study, three …

Hydraulic performance of wave-type flow at a sill-controlled stilling basin

Y Zhou, J Wu, H Zhao, J Hu, F Bai - Applied Sciences, 2023 - mdpi.com
Downstream of the sluice gate or weir, wave-type flows inevitably occur in stilling basins with
no tailwater. This paper aims to investigate the hydraulic performance of wave-type flows at …

Jet flow in hydraulic-jump-stepped spillways: experimental study

Y Zhou, J Wu, F Ma, J Hu, J Zhou - Water Supply, 2022 - iwaponline.com
A hydraulic-stepped spillway was designed using an aeration basin to provide aerated flow
to the stepped spillway utilizing a hydraulic jump. However, the flow through the entrance of …

Effect of inlet flow condition on hydrodynamic parameters of stilling basins

F Naseri, H Sarkardeh, E Jabbari - Acta Mechanica, 2018 - Springer
In the present study, the effect of inlet flow condition of a stilling basin on the hydrodynamic
parameters of flow as well as velocity and pressure distributions, vorticities, pressure …

Numerical Study of fluctuating pressure on stilling basin slab with sudden lateral enlargement and bottom drop

Y Lu, J Yin, Z Yang, K Wei, Z Liu - Water, 2021 - mdpi.com
A stilling basin with sudden enlargement and bottom drop leads to complicated hydraulic
characteristics, especially a fluctuating pressure distribution beneath 3D spatial hydraulic …

[HTML][HTML] Experimental method to predict scour characteristics downstream of stepped spillway equipped with V-Notch end sill

MES El-Mahdy - Alexandria Engineering Journal, 2021 - Elsevier
To protect the dam body and downstream area, spillways should be built. Because the
difference in water level upstream and downstream spillways is usually very big, energy …

Time‐Frequency Characteristics of Fluctuating Pressure on the Bottom of the Stilling Basin with Step‐Down Floor Based on Hilbert–Huang Transform

W Jia, M Diao, L Jiang, G Huang - Mathematical Problems in …, 2021 - Wiley Online Library
Fluctuating pressure is an important feature of the bottom of a stilling basin with step‐down
floor. To analyze the frequency domain characteristics and energy distribution of this …

Effect of using guide walls and piers with different geometries on the flow at entrance of a spillway

M Jahani, H Sarkardeh, E Jabbari - The European Physical Journal Plus, 2018 - Springer
In the present paper, the effect of guide wall and pier geometry on the flow pattern of a dam
spillway was studied. Different scenarios were numerically simulated to optimize the …

Investigations of the Hydraulic Characteristics of Stilling Basin with Baffle-Blocks Using an Integrated SPH Method

XJ Ma, YL Yan, GY Li, M Geni… - International Journal of …, 2020 - World Scientific
The stilling basin has been one of the most powerful hydraulic structures for the dissipation
of the flow energy. Meshfree and particle methods have special advantages in modeling …

[HTML][HTML] FLOW-3D

L Welding, WH Hassan, ZM Fadhe, RF Thiab, K Mahdi - Prog Mater Sci, 2023 - flow3d.co.kr
Microstructural defects in laser powder bed fusion (LPBF) metallic materials are correlated
with processing parameters. A multi-physics model and a crystal plasticity framework are …