Results 171 to 180 of about 10,903 (225)

Visual attention and processing function in relation to executive functioning in very preterm-born children aged 3 years: a prospective cohort study. [PDF]

open access: yesEur J Pediatr
Bijlsma A   +7 more
europepmc   +1 more source

Interrelationships of Changes in Outcome Domains in Patients With Schizophrenia Spectrum Disorders: A Meta-Analysis. [PDF]

open access: yesActa Psychiatr Scand
de Winter L   +9 more
europepmc   +1 more source
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Adaptive VOF with curvature-based refinement

International Journal for Numerical Methods in Fluids, 2007
AbstractAdaptive refinement is implemented in the context of the volume‐of‐fluid (VOF) methodology in order to study the efficacy of resolving interfaces adaptively based on the local value of curvature. The usual uniform mesh VOF implementation is modified slightly to ensure accurate advection of fluxes between cells at different resolutions.
Markus Bussmann
exaly   +2 more sources

A review of VOF methods for simulating bubble dynamics

Progress in Nuclear Energy, 2022
Christian Mulbah, Can Kang, Ning Mao
exaly   +2 more sources

Quantitative comparison of dam break and bubble flows based on CF-VOF and IR-VOF schemes

International Journal of Modern Physics C, 2023
In this study, an incompressible and immiscible two-phase flow solver was employed to assess the accuracy of phase-interface capturing methods in simulating two-phase flows. Three benchmark investigations were conducted involving two dam break flows with deformable free surfaces and the upward motion of a gas bubble through a liquid column. Four phase-
Jongkwon Lee   +3 more
openaire   +1 more source

An Advanced VOF Algorithm for Oil Boom Design

International Journal of Modelling and Simulation, 2006
In this paper, an accurate interface convection technique based on the volume-of-fluid (VOF) scheme is presented and the concepts of interface basis and three types of fluxes are introduced to handle two-layer fluid flow in complex geometric situations. The scheme was tested and the results proved to be accurate.
J. Fang, K.-F.V. Wong
openaire   +1 more source

A Marker-VOF Algorithm for Incompressible Flows With Interfaces

Volume 1: Fora, Parts A and B, 2002
In this paper, we present a three-dimensional (3D) reconstruction algorithm for Cartesian grids and a split advection algorithm which is based on a two-dimensional (2D) Eulerian-Lagrangian scheme that conserves mass exactly for incompressible flows. In the Volume-of-Fluid/Piecewise Linear Interface Calculation (VOF/PLIC) method a linear function in ...
Scardovelli R.   +3 more
openaire   +1 more source

Experimental Validation of VOF Method in Microchannel Flows

2021 12th International Symposium on Advanced Topics in Electrical Engineering (ATEE), 2021
This study is concerned with the two-phase flow in a microchannel. The liquids are Newtonian (de-ionized water and sunflower oil) and a Y-shaped microchannel is used. For this microfluidic device, numerical and experimental studies were conducted. The focus of this study is on the evolution of the interface and what happens at it, in terms of stresses,
Eugen Chiriac   +3 more
openaire   +1 more source

An Adaptive VOF Method on Unstructured Grid

AIP Conference Proceedings, 2011
In order to improve the accuracy of interface capturing and keeping the computational efficiency, an adaptive VOF method on unstructured grid is proposed in this paper. The volume fraction in each cell is regarded as the criterion to locally refine the interface cell.
L. L. Wu   +4 more
openaire   +1 more source

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