Search Results - "Geurts, BJ"

A quantification method for numerical dissipation in quasi-DNS and under-resolved DNS, and effects of numerical dissipation in quasi-DNS and under-resolved DNS of turbulent channel flows by Komen, E.M.J., Camilo, L.H., Shams, A., Geurts, B.J., Koren, B.

“…LES for industrial applications with complex geometries is mostly characterised by: a) a finite volume CFD method using a non-staggered arrangement of the flow…”
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Highly scalable DNS solver for turbulent bubble-laden channel flow by Cifani, P., Kuerten, J.G.M., Geurts, B.J.

“…•Development of scalable numerical algorithms for turbulent bubbly flows.•Accuracy investigation of curvature computation for colliding bubbles and wall…”
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Reynolds-averaged modeling of turbulence damping near a large-scale interface in two-phase flow by Frederix, E.M.A., Mathur, A., Dovizio, D., Geurts, B.J., Komen, E.M.J.

“…•A two-fluid RANS model is applied to large scale interface turbulence.•Turbulence damping is achieved with the Egorov model in k-omega.•The Egorov model is…”
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Eulerian modeling of inertial and diffusional aerosol deposition in bent pipes by Frederix, E.M.A., Kuczaj, A.K., Nordlund, M., Veldman, A.E.P., Geurts, B.J.

“…•An Eulerian sectional aerosol model is applied to simulation of aerosol deposition.•Arbitrary polydispersity is accounted for by the sectional…”
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Leray and LANS-α modelling of turbulent mixing by Geurts, Bernard J., Holm, Darryl D.

“…Mathematical regularization of the nonlinear terms in the Navier-Stokes equations is found to provide a systematic approach to deriving subgrid closures for…”
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No-slip consistent immersed boundary particle tracking to simulate impaction filtration in porous media by Ghazaryan, L., Lopez Penha, D.J., Stolz, S., Kuczaj, A.K., Geurts, B.J.

“…SUMMARYIn this paper, we present a new method for simulating the motion of a disperse particle phase in a carrier gas through porous media. We assume a…”
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Flow prediction in cerebral aneurysms based on geometry reconstruction from 3D rotational angiography by Mikhal, J., Kroon, D.J., Slump, C.H., Geurts, B.J.

“…SUMMARYWe present an immersed boundary (IB) method for the simulation of steady blood flow inside a realistic cerebral aneurysm. We reconstruct a segment of…”
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Response maxima in time-modulated turbulence: Direct numerical simulations by Kuczaj, A. K, Geurts, B. J, Lohse, D

“…The response of turbulent flow to time-modulated forcing is studied by direct numerical simulations of the Navier-Stokes equations. The large-scale forcing is…”
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Computational turbulent stress closure for large-eddy simulation of compressible flow by Bos, Fedderik van der, Geurts, Bernard J.

“…Large-eddy simulation (LES) focuses on the primary features of a turbulent flow with length scales larger than an externally specified filter width Δ. Scales…”
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Simulation techniques for spatially evolving instabilities in compressible flow over a flat plate by Wasistho, B., Geurts, B.J., Kuerten, J.G.M.

“…In this paper we present numerical techniques suitable for a direct numerical simulation in the spatial setting. We demonstrate the application to the…”
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A 2D boundary element method for simulating the deformation of axisymmetric compound non-Newtonian drops by Toose, E.M., Geurts, B.J., Kuerten, J.G.M.

“…The boundary integral formulation of the solution to the Stokes equations is used to describe the deformation of small compound non‐Newtonian axisymmetric…”
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Implicit time accurate simulation of unsteady flow by van Buuren, René, Kuerten, Hans, Geurts, Bernard J.

“…Implicit time integration was studied in the context of unsteady shock‐boundary layer interaction flow. With an explicit second‐order Runge–Kutta scheme, a…”
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Instabilities of Stationary Inviscid Compressible Flow around an Airfoil by van Buuren, R., Kuerten, J.G.M., Geurts, B.J.

“…In this paper we numerically solve the stationary inviscid flow around an airfoil. Using the second-order explicit Runge–Kutta method in combination with the…”
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Application of polynomial preconditioners to conservation laws by GEURTS, Bernard J, VAN BUUREN, René, HAO LU

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AN EXTENDED SCHARFETTER-GUMMEL SCHEME FOR HIGH ORDER MOMENT EQUATIONS by GEURTS, Bernard J.

“…A one-dimensional finite difference scheme adapted to high order moment equation models arising in the approximate description of semiconducting submicron…”
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Axisymmetric non-Newtonian drops treated with a boundary integral method by Toose, E. M., Van Den Ende, D., Geurts, B. J., Kuerten, J. G. M., Zandbergen, P. J.

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Diffusion limited immunochemical sensing by Geurts, Bernard J.

“…The time-dependent surface coverage of antigen-antibody complexes for a sensor in which antigens are bound to surface immobilized antibodies is determined…”
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CHARACTERISTICS METHOD FOR SOLVING THE SPATIALLY INHOMOGENEOUS BOLTZMANN EQUATION by GEURTS, B.J.

“…A new algorithm for the inhomogeneous Boltzmann equation in one spatial and velocity dimension, based on the method of characteristics, is presented. Using the…”
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Exact and moment equation modeling of electron transport in submicron structures by GEURTS, B. J, NEKOVEE, M, BOOTS, H. M. J, SCHUURMANS, M. F. H

“…We compare I-V characteristics of a semiconducting submicron n+nn+ diode as predicted by extended moment equation approximations to those obtained from the…”
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Spectral intermode coupling in a model of isotropic turbulence by Nakano, T, McComb, W D, Geurts, B J

“…We investigate the nonlinear coupling between the so-called explicit modes, identified with wave numbers k such that 0< or =k< or =k(c), and implicit modes,…”
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