Results 21 to 30 of about 40,690 (201)

Inhibition of LncRNA Vof-16 expression promotes nerve regeneration and functional recovery after spinal cord injury

open access: yesNeural Regeneration Research, 2022
Our previous RNA sequencing study showed that the long non-coding RNA ischemia-related factor Vof-16 (lncRNA Vof-16) was upregulated after spinal cord injury, but its precise role in spinal cord injury remains unclear.
Xiao-Min Zhang   +9 more
doaj   +1 more source

Numerical analysis of the hydrodynamic behaviour of immiscible metallic alloys in twin-screw rheomixing process [PDF]

open access: yes, 2006
A numerical analysis by a VOF method is presented for studying the hydrodynamic mechanisms of the rheomixing process by a twin-screw extruder (TSE). The simplified flow field is established based on a systematic analysis of flow features of immiscible ...
Fan, Z, Tang, H, Wrobel, L C
core   +1 more source

Effects of an on line bypass oil recycler on emissions with oil age for a bus using in service testing [PDF]

open access: yes, 2001
A method of cleaning lubricating oil on line was investigated using a fine bypass particulate filter followed by an infra red heater. Two bypass filter sizes of 6 and 1 micron were investigated, both filter sizes were effective but the one micron ...
Andrews, G.E.   +4 more
core   +1 more source

Windshield Defrost Simplified CFD Model

open access: yesProduction Engineering Archives, 2019
The windshield defrost system, in general, is a vehicle safety feature. Thus, its restricted by variety of directives. However, the OMEs’ benchmark targets could be even more demanding as the deicing process is in addition also part of passengers comfort.
Schmid Michal
doaj   +1 more source

Discussion of a physical optics method and its application to absorbing smooth and slightly rough hexagonal prisms [PDF]

open access: yes, 2018
Three different mathematical solutions of a physical optics model for far field diffraction by an aperture due to Karczewski and Wolf are discussed. Only one of them properly describes diffraction by an aperture and can, by applying Babinet's principle ...
Collier, Christopher T.   +5 more
core   +2 more sources

A suitable parametrization to simulate slug flows with the Volume-Of-Fluid method [PDF]

open access: yes, 2012
Diffuse–interface methods, such as the Volume-Of-Fluid method, are often used to simulate complex multiphase flows even if they require significant computation time.
Augier, Frédéric   +3 more
core   +4 more sources

Computational fluid dynamics applied to gas-liquid contactors. [PDF]

open access: yes, 1997
In this paper a `hierarchy of models¿ is discussed to study the fluid dynamic behaviour of gas-liquid bubble columns. This `hierarchy of models¿ consists of a Eulerian-Eulerian two fluid model, a Eulerian-Lagrangian discrete bubble model and a Volume ...
Delnoij, E.   +2 more
core   +3 more sources

A momentum-conserving, consistent, Volume-of-Fluid method for incompressible flow on staggered grids [PDF]

open access: yes, 2018
The computation of flows with large density contrasts is notoriously difficult. To alleviate the difficulty we consider a consistent mass and momentum-conserving discretization of the Navier-Stokes equation.
Arrufat, T.   +8 more
core   +3 more sources

Vortex and Oil Distribution of Oil-Water Annular Flow through Ball Valve [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2019
The study on the flow behave inside of a ball valve is important for heavy crude oil transportation. Owe to the fast progress of the numerical technique, it becomes an effective way to observe the flows inside a valve and to analyze the flow structure of
Jiang Fan   +3 more
doaj  

Rijeka Bay 3D VOF Costal Flow Model

open access: yesJournal of Maritime & Transportation Science, 2020
3D multiphase flow was analyzed in the area of Rijeka bay in the Adriatic Sea. The necessary morphology data in the range of interest of the coastal bottom area were collected and the spatial surface was created. The functionality of the 3D model was studied in the large area of the realistic stochastic structure of the bottom and the shore.
Kranjčević, Lado   +3 more
openaire   +5 more sources

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