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2篇 您的检索式:作者名="Felix Gebauer"
    题名 作者 年代 出处 被引量
1CFD aided investigation of single droplet coalescence显示文摘This article describes the development of a coalescence model using various CFD work packages,and is validated using as toluene water model system.Numerical studies were performed to describe droplet interactions in liquid–liquid test systems.Current models use adjustable parameters to describe these phenomena.The research in the past decades led to different correlations to model coalescence and breakage depending on the chemical system and the apparatus geometry.Especially the complexity of droplet coalescence requires a detailed investigation of local phenomena during the droplet interaction.Computational fluid dynamics(CFD) studies of single droplet interactions were performed and validated with experimental results to improve the understanding of the local hydrodynamics and film drainage during coalescence.The CFD simulations were performed for the interaction of two differently sized droplets at industrial relevant impact velocities.The experimental verification and validation of the numerical results were done with standardized high-speed imaging studies by using a special test cell with a pendant and a free rising droplet.An experimental based algorithm was implemented in the open source code OpenF OAM to account for the contact time and the dimple formation.The standard European Federation of Chemical Engineering(EFCE) test system toluene/water was used for the numerical studies and the experimental investigations as well.The results of the CFD simulations are in good accordance with the observed coalescence behavior in the experimental studies.In addition,a detailed description of local phenomena,like film rupture,velocity gradients,pressures and micro-droplet entrainment could be obtained.Felix Gebauer Mark W.Hlawitschka Hans-Jorg Bart 2016Chinese Journal of Chemical Engineering2016,24,2:2
2Radiological interventions for correction of central venous port catheter migrations显示文摘Gebauer B Teichgr ber U K Podrabsky P Werk M H nninen E L Felix R 2007Cardiovasc Intervent Radiol2007,30,:1
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