Influence of VOF technique, turbulence model and discretization scheme on the numerical simulation of the non-aerated, skimming flow in stepped spillways
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DOI: 10.1016/j.jher.2017.10.002
Abstract: Abstract An accurate description of the hydrodynamics in the non-aerated region of the skimming flow on stepped spillways is of outmost importance, particularly in small structures at large discharges. In addition, the flow features upstream… read more here.
Keywords: non aerated; discretization; turbulence; stepped spillways ... See more keywords
Hydraulic characteristics and energy dissipation in stepped spillways with different inclination angles
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DOI: 10.1063/5.0288954
Abstract: Compared with smooth spillways, stepped spillways provide superior energy dissipation. The hydraulic characteristics of stepped spillways are affected by the slope type and inclination angle of the step surface. In this study, inclination angles of… read more here.
Keywords: energy dissipation; inclination angles; stepped spillways; energy ... See more keywords
Energy dissipation of nappe flow over stepped spillways
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DOI: 10.1080/09715010.2025.2528725
Abstract: ABSTRACT Nappe flow over stepped spillways is in the form of passing flow over consecutive vertical drops. It is expected that there is a relationship between the hydraulics of the flow over a vertical drop… read more here.
Keywords: flow stepped; energy; energy dissipation; stepped spillways ... See more keywords
Experimental Study of the Coefficient of Discharge for Porous Stepped Spillways
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DOI: 10.2478/cee-2025-0043
Abstract: Abstract Porous stepped spillways are environmentally friendly hydraulic structures that manage the flow in open channels. This study aimed to investigate experimentally the discharge coefficient on porous and impermeable spillways. Six physical models of porous… read more here.
Keywords: porous stepped; discharge coefficient; coefficient; stepped spillways ... See more keywords
Analysis of Energy Dissipation of Interval-Pooled Stepped Spillways
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DOI: 10.3390/e24010085
Abstract: The water flow characteristics over an interval-pooled stepped spillway are investigated by combining the renormalization group (RNG) k-ε turbulence model with the volume of fluid (VOF) interface capture technique in the present study. The results… read more here.
Keywords: pooled stepped; interval pooled; energy dissipation; stepped spillways ... See more keywords