Results 11 to 20 of about 3,299 (298)

Tailwater Level Effects on Flow Conditions at an Abrupt Drop [PDF]

open access: yes, 2003
This paper presents an experimental study of the transition from supercritical to subcritical flow at an abrupt drop. The paper reports a wide range of experimental conditions and the relevant regime charts.
Chanson, Hubert   +2 more
core   +1 more source

Experimental results on the physical model of an USBR type II stilling basin [PDF]

open access: yes, 2016
The present paper describes the experimental campaign carried on the physical model of the spillway of Lower Diamphwe Dam (Malawi), which is provided with a USBR type II stilling basin.
Brasca A.   +5 more
core   +1 more source

Testing of Concrete Abrasion Resistance in Hydraulic Structures on the Lower Sava River [PDF]

open access: yes, 2012
The paper deals with the issues of resistance of concrete linings to long-term abrasion loading caused by waterborne particles, particularly for the proposed hydro power plants on the Sava River in Slovenia.
Kralj, Miha   +5 more
core   +2 more sources

LIDAR Scanning as an Advanced Technology in Physical Hydraulic Modelling: The Stilling Basin Example

open access: yesRemote Sensing, 2021
In hydraulic engineering, stilling basin design is traditionally carried out using physical models, conducting visual flow observations as well as point-source measurements of pressure, flow depth, and velocity at locations of design relevance.
Rui Li   +2 more
doaj   +1 more source

Hydraulics of Roman Aqueducts : Steep Chutes, Cascades and Dropshafts [PDF]

open access: yes, 2000
This paper examines the archaeological evidence for steep chutes, cascades, and dropshafts in Roman aqueducts. It also presents comparative data on steep-descent water flow in aqueducts based on physical model tests.
Chanson, Hubert
core   +1 more source

Numerical modeling of hydraulic jumps at negative steps to improve energy dissipation in stilling basins

open access: yesApplied Water Science, 2023
The performance of stilling basins including a negative step was analyzed addressing its effect on the energy dissipation efficiency, dimensions and structural properties of the hydraulic jump, streambed pressures and pressure fluctuations. Six different
Juan Francisco Macián-Pérez   +3 more
doaj   +1 more source

Calculation of strength of stilling basins and pressure in downstream water outlet structures [PDF]

open access: yesE3S Web of Conferences, 2023
Calculations performed to determine the strength of the stilling basin and apron of the downstream zone should mainly be carried out, considering the conditions of their stability and strength.
Khidirov Sanatjon   +5 more
doaj   +1 more source

Straight Drop Spillway Stilling Basin [PDF]

open access: yesJournal of the Hydraulics Division, 1965
United States Department of Agriculture; Agricultural Research Service; Soil and Water Conservation Research Branch; Minnesota Agricultural Experiment ...
Charles A. Donnelly, Fred W. Blaisdell
openaire   +1 more source

Predictive Modeling the Free Hydraulic Jumps Pressure through Advanced Statistical Methods [PDF]

open access: yes, 2020
Pressure fluctuations beneath hydraulic jumps potentially endanger the stability of stilling basins. This paper deals with the mathematical modeling of the results of laboratory-scale experiments to estimate the extreme pressures.
Bocchiola, Daniele   +6 more
core   +1 more source

Hydraulic Design of a USBR Type II Stilling Basin [PDF]

open access: yes, 2017
The present paper deals with a United States Bureau of Reclamation (USBR) Type II stilling basin, which is characterized by blocks at the end of the chute and a dentated sill at the end of the basin.
CARRAVETTA, ARMANDO   +3 more
core   +1 more source

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