Search Results - "Laurence, Dominique"
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Accuracy and stability in incompressible SPH (ISPH) based on the projection method and a new approach
Published in Journal of computational physics (01-10-2009)“…The stability and accuracy of three methods which enforce either a divergence-free velocity field, density invariance, or their combination are tested here…”
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Direct simulation of conjugate heat transfer of jet in channel crossflow
Published in International journal of heat and mass transfer (01-07-2017)“…•DNS of conjugate heat transfer (CHT) of jet in crossflow is performed.•Wall maps for CHT show large discrepancies to iso-thermal and adiabatic wall cases.•The…”
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3
Direct numerical simulation of a low momentum round jet in channel crossflow
Published in Nuclear engineering and design (01-03-2017)“…•Detailed flow physics of jet in crossflow with low velocity ratio, R, is analysed.•The horseshoe vortex comes from the reversed jet fluid, different from high…”
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A Dual-Grid Hybrid RANS/LES Model for Under-Resolved Near-Wall Regions and its Application to Heated and Separating Flows
Published in Flow, turbulence and combustion (01-04-2020)“…A hybrid RANS/LES model for high Reynolds number wall-bounded flows is presented, in which individual Reynolds-Averaged Navier-Stokes (RANS) and Large Eddy…”
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5
Thermal-hydraulic study of a wire spacer fuel assembly
Published in Nuclear engineering and design (01-02-2012)“…► Thermal-hydraulic investigation of wire-wrapped fuel rod bundle. ► Influence on the results of the turbulence model and geometry meshing. ► The heat transfer…”
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6
Turbulence Modelling of Unsteady Turbulent Flows Using the Stress Strain Lag Model
Published in Flow, turbulence and combustion (01-01-2011)“…This paper reports the application of a recently developed turbulence modelling scheme known as the C as model. This model was specifically developed to…”
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Proper orthogonal decomposition and dynamic mode decomposition of jet in channel crossflow
Published in Nuclear engineering and design (01-04-2019)“…•POD and DMD was applied on the DNS snapshots of jet in channel crossflow.•The sensitivity of POD/DMD analysis was studied.•Low-order reconstructions were…”
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Corrosion sample streamlining to enhance the performance of the rotating cage testing setup
Published in Nuclear engineering and design (01-06-2024)“…•Numerical simualtions were carried out to study the flow behaviour inside the cage geometry that is recommended by the American Society for Testing and…”
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A dual-mesh hybrid RANS-LES simulation of the buoyant flow in a differentially heated square cavity with an improved resolution criterion
Published in Computers & fluids (30-06-2021)“…•A hybrid RANS/LES simulation of a Ra=1011 square cavity flow was run using OpenFOAM.•The new criterion distinguishes between the viscous sublayer and the…”
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Quasi-DNS of natural convection flow in a cylindrical annuli with an optimal polyhedral mesh refinement
Published in Computers & fluids (02-09-2015)“…•A DNS was used to study the buoyancy driven turbulent flow inside a coaxial cavity.•Kinetic energy budgets have been calculated to verify the accuracy of the…”
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Efficacy and safety of avacincaptad pegol in patients with geographic atrophy (GATHER2): 12-month results from a randomised, double-masked, phase 3 trial
Published in The Lancet (British edition) (21-10-2023)“…Geographic atrophy is an advanced form of dry age-related macular degeneration that can lead to irreversible vision loss and high burden of disease. We aimed…”
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12
Liquid lead flow-accelerated corrosion testing with the rotating cage set-up: A CFD optimisation
Published in Annals of nuclear energy (01-01-2022)“…[Display omitted] •The rotating cage setup is optimized for experiments with lead.•The flow inside the cage is simulated using Star-CCM+.•Streamlining the…”
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DNS of turbulent channel flow with conjugate heat transfer: Effect of thermal boundary conditions on the second moments and budgets
Published in The International journal of heat and fluid flow (01-10-2015)“…•DNS of a turbulent channel flow with a Robin boundary condition on the scalar.•Budgets of second-order moments for conjugate and non-conjugate…”
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On the discontinuity of the dissipation rate associated with the temperature variance at the fluid-solid interface for cases with conjugate heat transfer
Published in International journal of heat and mass transfer (01-08-2017)“…•Discontinuity of the dissipation rate at the fluid-solid interface is established.•A novel compatibility condition governing that discontinuity is…”
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A dual-mesh hybrid Reynolds-averaged Navier-Stokes/Large eddy simulation study of the buoyant flow between coaxial cylinders
Published in Nuclear engineering and design (01-07-2022)“…•A hybrid RANS/LES study of the coaxial cylinders flow was conducted using OpenFOAM.•Further validation of the heat transfer part of the dual-mesh method is…”
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Unified semi-analytical wall boundary conditions for inviscid, laminar or turbulent flows in the meshless SPH method
Published in International journal for numerical methods in fluids (10-02-2013)“…SUMMARYWall boundary conditions in smoothed particle hydrodynamics (SPH) is a key issue to perform accurate simulations. We propose here a new approach based…”
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Adaptive Wall Functions for an Elliptic Blending Eddy Viscosity Model Applicable to Any Mesh Topology
Published in Flow, turbulence and combustion (01-06-2015)“…Adaptive wall-functions are developed for the near-wall elliptic-blending eddy-viscosity model (Billard and Laurence, Int. J. Heat Fluid Flow 33 (1), 45–58,…”
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18
Proportion and risk factors of epiretinal membrane in residents of Brussels with versus without diabetes mellitus
Published in International ophthalmology (09-07-2024)“…Purpose To compare the proportion of epiretinal membrane (ERM) between individuals with diabetes mellitus (DM) and without DM, who live in Brussels, to…”
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Large eddy simulation of turbulent flow for wall mounted cantilever cylinders of aspect ratio 6 and 10
Published in International journal of heat and fluid flow (01-08-2007)“…The flow structure around wall mounted circular cylinders of finite heights is numerically investigated via large eddy simulation (LES). The cylinder aspect…”
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Journal Article Conference Proceeding -
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Turbulence Models and Large Eddy Simulations Applied to Ascending Mixed Convection Flows
Published in Flow, turbulence and combustion (01-09-2012)“…Coolant flows in the cores of current gas-cooled nuclear reactors consist of ascending vertical flows in a large number of parallel passages. Under post-trip…”
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