Results 41 to 50 of about 40,690 (201)

Numerical Wave Simulation Using Geometrical VOF Method Based on OpenFOAM

open access: yesShanghai Jiaotong Daxue xuebao, 2021
Numerical wave simulation is a significant research topic. In this paper, the open source computational fluid dynamics (CFD) platform, OpenFOAM, is utilized to simulate Stokes fifth-order waves.
TIAN Kang   +4 more
doaj   +1 more source

Assessment of inlet efficiency through a 3D simulation: numerical and experimental comparison [PDF]

open access: yes, 2016
Inlet efficiency is a requirement for characterizing the flow transfers between surface and sewer flow during rain events. The dual drainage approach is based on the joint analysis of both upper and lower drainage levels, and the flow transfer is one of ...
Gómez Valentín, Manuel   +3 more
core   +2 more sources

Numerical modelling of the filling of formworks with self-compacting concrete [PDF]

open access: yes, 2010
This paper describes the numerical modelling of the flow of self-compacting concrete (SCC) in column and wall formworks during the filling process. It is subdivided in four main parts.
De Schutter, Geert   +6 more
core   +1 more source

Physical and numerical modeling for the investigation of downstream scour caused by sudden blockage in circular and box culvert inlets [PDF]

open access: yesJournal of Applied Research in Water and Wastewater
This paper presents a comprehensive experimental and numerical study using non-cohesive uniform sand (d50 = 2 mm). The study investigates the impact of local scour downstream of four model culverts with different barrel shapes and inlet blockage sizes ...
Saeed Gohari, Somayeh Karimpour
doaj   +1 more source

Level-Set Interface Description Approach for Thermal Phase Change of Nanofluids

open access: yesNanomaterials, 2022
Simulations of thermally driven phase change phenomena of nanofluids are still in their infancy. Locating the gas–liquid interface location as precisely as possible is one of the primary problems in simulating such flows.
Ali Yahyaee   +3 more
doaj   +1 more source

Large droplet impact on water layers [PDF]

open access: yes, 2004
The impact of large droplets onto an otherwise undisturbed layer of water is considered. The work, which is motivated primarily with regard to aircraft icing, is to try and help understand the role of splashing on the formation of ice on a wing, in ...
Gueyffier D.   +10 more
core   +1 more source

Optimal Modeling Study of Flooding Phenomenon in Urban Area (Dam break case) [PDF]

open access: yesInternational Journal for Simulation and Multidisciplinary Design Optimization, 2010
In this paper a numerical study of urban flooding caused by dam break has been undertaken. Problem statement: This study illustrated the influence of the different versions of K-epsilon turbulence model on the water flow behavior, predicted by ...
Rezoug M.   +5 more
doaj   +1 more source

Manipulating Transverse Spin Angular Momentum with Symmetrically Modulated Hybridly Polarized Vector Optical Field

open access: yesPhotonics, 2022
Transverse spin angular momentum (SAM) of photon, also known as ‘photonic wheel’, has attracted much attention, owing to its extraordinary properties and broad application prospect. Thus, it is essential to flexibly manipulate the transverse SAM in order
Xue-Feng Sun   +4 more
doaj   +1 more source

Inertial coalescence of droplets on a partially wetting substrate [PDF]

open access: yes, 2013
We consider the growth rate of the height of the connecting bridge in rapid surface-tension-driven coalescence of two identical droplets attached on a partially wetting substrate.
Dominique Legendre   +5 more
core   +3 more sources

Methane Pyrolysis Performance in Catalytic Molten Media for Hydrogen Production From the Perspective of Bubble Column Reactor Design and Configuration

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT In the hydrogen production routes from natural gas (methane), methane pyrolysis offers a cleaner option than the established steam methane reforming by producing CO2‐free hydrogen. However, in fixed bed reactors over solid catalysts, this technology experiences rapid catalyst deactivation due to carbon (coke) deposition encapsulating its ...
Muhammad Irfan Fakarudin   +3 more
wiley   +1 more source

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