Search Results - "Heynderickx, Geraldine J."

Droplet–wall interaction upon impingement of heavy hydrocarbon droplets on a heated wall by Mahulkar, Amit V., Marin, Guy B., Heynderickx, Geraldine J.

“…Regime maps that predict the heavy hydrocarbon droplet impingement behavior on a heated wall (Weber number of the impinging droplet v/s wall temperature) are…”
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Deposition of Hybrid Photocatalytic Layers for Air Purification Using Commercial TiO2 Powders by Cosaert, Ewoud, Wolfs, Cédric, Lambert, Stéphanie D., Heynderickx, Geraldine J., Poelman, Dirk

“…Photocatalytic nanomaterials, using only light as the source of excitation, have been developed for the breakdown of volatile organic compounds (VOCs) in air…”
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The Effect of Refractory Wall Emissivity on the Energy Efficiency of a Gas-Fired Steam Cracking Pilot Unit by Vangaever, Stijn, Van Thielen, Joost, Hood, Jeremy, Olver, John, Honnerovà, Petra, Heynderickx, Geraldine J, Van Geem, Kevin M

“…The effect of high emissivity coatings on the radiative heat transfer in steam cracking furnaces is far from understood. To start, there is a lack of…”
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CFD modeling of all gas–liquid and vapor–liquid flow regimes predicted by the Baker chart by De Schepper, Sandra C.K., Heynderickx, Geraldine J., Marin, Guy B.

“…Calculated gas/vapor–liquid two-phase co-current horizontal flow regimes are compared with experimental data, taken from the Baker chart. For the calculation…”
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High-emissivity coatings on reactor tubes and furnace walls in steam cracking furnaces by Heynderickx, Geraldine J., Nozawa, Masatsugu

“…The efficiency of the application of high-emissivity coatings on reactor tubes and furnace walls in steam cracking technology can only be evaluated based on a…”
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Micromixing in a gas–liquid vortex reactor by Ouyang, Yi, Manzano, Manuel Nunez, Beirnaert, Koenraad, Heynderickx, Geraldine J., Van Geem, Kevin M.

“…The gas–liquid vortex reactor (GLVR) has substantial process intensification potential for multiphase processes. Essential in this respect is the micromixing…”
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Feasibility of biogas and oxy-fuel combustion in steam cracking furnaces: Experimental and computational study by Zhang, Yu, Vangaever, Stijn, Theis, Gilles, Henneke, Mike, Heynderickx, Geraldine J., Van Geem, Kevin M.

“…•Biogas and oxy-fuel combustion in steam cracking furnaces has been demonstrated.•Experimental studies are conducted in the industrial-scale JZHC test…”
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Modeling fast biomass pyrolysis in a gas–solid vortex reactor by Ashcraft, Robert W, Heynderickx, Geraldine J, Marin, Guy B

“…Conversion of biomass via fast pyrolysis and other methods is positioned to be an important part of the energy landscape in the future. Pyrolysis of…”
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Modeling the evaporation of a hydrocarbon feedstock in the convection section of a steam cracker by De Schepper, Sandra C.K., Heynderickx, Geraldine J., Marin, Guy B.

“…A model has been developed allowing to simulate the flow boiling process of a hydrocarbon feedstock. For the calculation of the different horizontal two-phase…”
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Effect of Clustering on Gas−Solid Drag in Dilute Two-Phase Flow by Heynderickx, Geraldine J, Das, Asit K, De Wilde, Juray, Marin, Guy B

“…When coarse-grid calculations in two-phase flow are performed, mesoscale fluctuations, such as clusters, cannot be explicitly captured. Their impact on…”
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Chemisorption of CO2 in a gas–liquid vortex reactor: An interphase mass transfer efficiency assessment by Ouyang, Yi, Nunez Manzano, Manuel, Chen, Siyuan, Wetzels, Ruben, Verspeelt, Tom, Van Geem, Kevin M., Heynderickx, Geraldine J.

“…To develop cost‐effective CO2 capture technology process intensification will play a vital role. In this work, the capabilities of a gas–liquid vortex reactor…”
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Design and cold flow testing of a Gas-Solid Vortex Reactor demonstration unit for biomass fast pyrolysis by Gonzalez-Quiroga, Arturo, Reyniers, Pieter A., Kulkarni, Shekhar R., Torregrosa, Maria M., Perreault, Patrice, Heynderickx, Geraldine J., Van Geem, Kevin M., Marin, Guy B.

“…[Display omitted] •Design of a Gas-Solid Vortex Reactor or GSVR for biomass fast pyrolysis.•New features: single main gas inlet, profiled bottom end wall and…”
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Operational range of a Gas-Solid Vortex Unit by Friedle, Maximilian, Marin, Guy B., Heynderickx, Geraldine J.

“…The Gas-Solid Vortex Unit is an advancing fluidization technology with the potential to overcome the limitations of conventional fluidized beds. The conditions…”
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Computational Fluid Dynamics-Assisted Process Intensification Study for Biomass Fast Pyrolysis in a Gas–Solid Vortex Reactor by Kulkarni, Shekhar R, Vandewalle, Laurien A, Gonzalez-Quiroga, Arturo, Perreault, Patrice, Heynderickx, Geraldine J, Van Geem, Kevin M, Marin, Guy B

“…The process intensification possibilities of a gas–solid vortex reactor have been studied for biomass fast pyrolysis using a combination of experiments…”
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Applying the direct quadrature method of moments to improve multiphase FCC riser reactor simulation by Dutta, Abhishek, Constales, Denis, Heynderickx, Geraldine J.

“…The hydrodynamic behavior of dispersed gas–solid flow is simulated for an industrial-scale Fluid Catalytic Cracking (FCC) riser using the multi-fluid approach,…”
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On the mechanisms of secondary flows in a gas vortex unit by Niyogi, Kaustav, Torregrosa, Maria M., Marin, Guy B., Heynderickx, Geraldine J., Shtern, Vladimir N.

“…The hydrodynamics of secondary flow phenomena in a disc‐shaped gas vortex unit (GVU) is investigated using experimentally validated numerical simulations. The…”
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The effects of abrupt T-outlets in a riser: 3D simulation using the kinetic theory of granular flow by De Wilde, Juray, B. Marin, Guy, J. Heynderickx, Geraldine

“…Gas–solid flow in circulating fluidized beds is calculated using the Eulerian–Eulerian approach with the kinetic theory of granular flow. The usefulness of…”
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Experimentally validated numerical study of gas-solid vortex unit hydrodynamics by Niyogi, K., Torregrosa, Maria M., Pantzali, Maria N., Heynderickx, Geraldine J., Marin, Guy B.

“…A three-dimensional numerical analysis of the flow in a Gas-Solid Vortex Unit (GSVU) is carried out. The numerical model is first validated by comparing the…”
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Azimuthal and radial flow patterns of 1g-Geldart B-type particles in a gas-solid vortex reactor by Gonzalez-Quiroga, Arturo, Kulkarni, Shekhar R., Vandewalle, Laurien, Perreault, Patrice, Goel, Chitrakshi, Heynderickx, Geraldine J., Van Geem, Kevin M., Marin, Guy B.

“…Processes requiring intensive interfacial momentum, mass and heat exchange between gases and particulate solids can be greatly enhanced by operating in a…”
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Computational Fluid Dynamics-Based Study of a High Emissivity Coil Coating in an Industrial Steam Cracker by Vangaever, Stijn, Reyniers, Pieter A, Visser, Cor, Jakobi, Dietlinde, Heynderickx, Geraldine J, Marin, Guy B, Van Geem, Kevin M

“…To assess the effect of applying a high emissivity coating to the reactor coils in a steam cracking furnace, a complete energy balance was made for two cases…”
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