Results 31 to 40 of about 3,893,973 (317)

Numerical Simulation of Turbulent Flow and Local Scouring Around of Spur Dike Straight and Angles by FLOW-3D [PDF]

open access: yesعلوم و مهندسی آبیاری, 2016
Examining the properties and behavior of the flow in the rivers and its associated structures is one of complex phenomena that make the use of software inevitable. First, the results of laboratory test carried out by Duan et al.
Mojtaba Asadi   +1 more
doaj   +1 more source

Application of a three dimensional numerical model and soft computing models in discharge coefficient estimation for combined weir-gate structure [PDF]

open access: yesمهندسی منابع آب, 2020
Combined triangular crested weir-rectangular gate is one of the most important structures which controlling the level of water surface, measuring discharge and avoiding the sedimentation behind the weir.
Mohsen Najarchi   +4 more
doaj  

The Numerical Investigation on Vortex Flow Behavior Using FLOW-3D

open access: yesIranica Journal of Energy & Environment, 2012
In this paper a numerical investigation is given for a Rankine type vortex flow inside the cylindrical vortex chamber using FLOW-3D. The FLOW-3D is a general purpose computational fluid dynamics (CFD) package. The fluid motion is described with non-linear, transient, second-order differential equations. Additionally the free surface also exists in many
Jafar Chapokpour   +2 more
openaire   +3 more sources

Flow Characteristics Investigation On Trapezoidal Weir Using FLOW 3D

open access: yesIOP Conference Series: Earth and Environmental Science, 2022
Abstract Weir is a building that is formed to change the nature of river flow to accommodate irrigation needs. The main purpose of a weir is to raise the river water level, drain the channel through the intake channel, allow water to be tapped, control all flow, etc.
O. Setyandito   +4 more
openaire   +1 more source

The simulation of the buoy for oscillating wave energy converter with Flow 3D [PDF]

open access: yesProceedings of the 2016 5th International Conference on Environment, Materials, Chemistry and Power Electronics, 2016
In order to ensure energy collecting efficiency of oscillating wave energy converter in the actual application of Donggang's sea area in China, Flow 3D software is used to simulate hydrodynamic performance of different shape of the buoy. The result is : The average mass center z coordinates of the butterfly cylinder is higher than the hollow cylinder ...
Xiang He   +3 more
openaire   +1 more source

Analyzing hydraulic performance of trapezoidal cutthroat flumes

open access: yesShui kexue jinzhan, 2018
Increasing water head lose to improve the accuracy of flow measurement is a ubiquitous problem in irrigation districts. This research aims to solve the problem.
RAN Danjie   +3 more
doaj   +1 more source

Numerical Modeling of the Effect of Changing the Geometry of Fishway Structure on the Flow-Through Its Vertical Slot [PDF]

open access: yesپژوهش‌های زیرساخت‌های عمرانی, 2019
In the present study, hydraulics of vertical slot is simulated, using Flow-3D. k-ε turbulence model had the most performance among different turbulence models.
Mohammad Shokrollahi   +2 more
doaj   +1 more source

Influence of Pressure and Temperature on the Velocity of a Turbulent Jet Flow 3D [PDF]

open access: yesJournal of Chemistry and Chemical Engineering, 2014
To investigate the influence of pressure and temperature on the jet velocity of a three-dimensional flow was the main goal of this study. Using a precipitation chamber with approximate capacity of 600 mL, it was studied the thermodynamic behavior of supercritical carbon dioxide mixture, dichloromethane and grape seed extract via SAS (supercritical ...
null Flávia Aparecida Reitz Cardoso   +6 more
openaire   +1 more source

FLOW-3D software for substantiation the layout of the port water area

open access: yesIOP Conference Series: Materials Science and Engineering, 2020
Abstract It is necessary to exclude the occurrence of significant waves in the inner water area of the port and at the berthing facilities when designing breakwaters. The article presents the results of the calculations of water movement in the harbor area.
B Pan, N Belyaev
openaire   +1 more source

Determination of Discharge Flow in Unit Width for the Distinction of Nappe and Skimming Flow in Stepped Spillway Using Flow 3d (Case Study: Siah Bishe Dam) [PDF]

open access: yesپژوهش‌های زیرساخت‌های عمرانی, 2020
One of the major challenges in dam engineering is the design of the discharge flow of the stepped spillway. The rate of energy dissipation in downstream currents is higher than that of skimming currents.
Aydin Shishegaran   +2 more
doaj   +1 more source

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