Results 91 to 100 of about 8,018 (216)

Effects of scale and Froude number on the hydraulics of waste stabilization ponds

open access: yes, 2017
This paper presents the findings from a series of computational fluid dynamics simulations to estimate the effect of scale and Froude number on hydraulic performance and effluent pollutant fraction of scaled waste stabilization ponds designed using ...
Isabela De Luna Vieira   +3 more
core   +1 more source

Layout of cross-sections used for calculating total water head and Froude number.

open access: yes, 2015
Layout of cross-sections used for calculating total water head and Froude number.
H. C. Dai (828847)   +4 more
core   +1 more source

Machine Learning for Dynamic Pressure Coefficient Prediction in Vertical Water Jets

open access: yesFluids
Vertical water jets present significant challenges for hydraulic structures due to their potential to cause erosion and structural damage. This study aimed to predict the dimensionless pressure coefficient (Cp) of vertical water jets by examining the ...
Amin Salemnia   +3 more
doaj   +1 more source

On the Multiple Steady Flow States in Spindle Shaped Geometry of Bridge Foundations [PDF]

open access: yesJournal of Applied Fluid Mechanics
Flow hysteresis in a channel with a supercritical flow in the vicinity of a spindle-shaped bridge foundation (SSBF) with a change in flow rate has been investigated in a laboratory for the first time.
E. Aminvash   +4 more
doaj   +1 more source

Numerical Study of Flow Characteristics on Landward Levee Slopes Under Overtopping at Different Froude Numbers

open access: yesSci
Most levees are composed of earthen materials, making their structural stability vulnerable under flood conditions, especially in the case of overtopping. This study aims to analyze the relationship between the channel Froude number and the flow behavior
Chanjin Jeong   +2 more
doaj   +1 more source

Experimental Investigation, The Effect of Shape of slots on the bridge scour of pier( the comparison of diamond and square) [PDF]

open access: yesمهندسی منابع آب, 2019
One of the scour-control methods around the bridge's pier is use a slot. In the present study the effect of the shape of slot, on local scour around bridge piers have been studied.
مرتضی بختیاری   +3 more
doaj  

Investigation of heat transfer enhancement inside developing gravity-driven films along a vertical permeable plate subject to nonuniform suction

open access: yesAdvances in Mechanical Engineering, 2015
Flow and heat transfer through the boundary layers of a falling liquid film on a vertical permeable plate subject to nonuniform suction flow are analyzed in this work. The continuity, momentum, and energy equations are transformed to nonsimilar equations
Abdul-Rahim A. Khaled
doaj   +1 more source

The Froude number for solitary water waves with vorticity [PDF]

open access: yesJournal of Fluid Mechanics, 2015
We consider two-dimensional solitary water waves on a shear flow with an arbitrary distribution of vorticity. Assuming that the horizontal velocity in the fluid never exceeds the wave speed and that the free surface lies everywhere above its asymptotic level, we give a very simple proof that a suitably defined Froude number $F$ must be strictly greater
openaire   +3 more sources

Calculation Method for Tunnel Fire Smoke Exhaust Volume with Point Smoke Exhaust Mode

open access: yesChengshi guidao jiaotong yanjiu
Objective To address the lack of recognized numerical values and calculation methods for smoke exhaust volume of tunnel fire point smoke exhaust system specialized in GB 50016—2014 ′Code for fire protection design of buildings′, a definition of critical ...
WANG Rui
doaj   +1 more source

Effects of the Application of a Stern Foil on Ship Resistance: A Case Study of an Orela Crew Boat

open access: yesInternational Journal of Technology, 2017
The effects of the application of a stern hydrofoil on ship resistance were studied numerically using computational fluid dynamics (CFD) and were verified using data from model tests. A 40 m planing-hull Orela crew boat, with target top speed of 28 knots
Ketut Suastika   +2 more
doaj   +1 more source

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