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MCA 动脉瘤血流动力学分析

刘孟杰 [1], 付芳芳 [2], 李萌 [1]
[1] 郑州大学,郑州,河南,中国
[2] 郑州大学附属省人民医院,郑州,河南,中国

动脉瘤破裂是引起蛛网膜下腔出血的一种主要原因。结合 COMSOL Multiphysics® 灵活的几何建模特性以及强大的流体仿真求解能力,本文分别对两组不同大小关系的 MCA 动脉瘤理论模型进行了仿真建模分析。通过模拟分析,获得了动脉瘤球囊体长度和宽度与动脉瘤基底宽度不同比例条件下的动脉瘤速度、压力 ...

A Model of Gas Bubble Growth by COMSOL Multiphysics

B. Chinè[1,2], and M. Monno[1,3]
[1]Laboratorio MUSP, Macchine Utensili e Sistemi di Produzione, Piacenza, Italy
[2]Instituto Tecnològico de Costa Rica, Escuela de Ciencia e Ingenierìa de Materiales, Cartago, Costa Rica
[3]Politecnico di Milano, Dipartimento di Meccanica, Milano, Italy

We use COMSOL Multiphysics to model a gas bubble expansion in a viscous liquid initially at rest, a very common system for lightweight foamed materials ...

Modeling Bioelectrochemical Systems for Waste Water Treatment and Bioenergy Recovery with COMSOL Multiphysics®

T. Oyetunde[1], D. Ofiteru[1], J. Rodriguez[1]
[1]Masdar Institute of Science and Technology, Abu Dhabi, United Arab Emirates

Most conventional wastewater treatment processes are quite energy-intensive. Global wastewater production is increasing due to growth in population, ...

Numerical Investigation of Swirl Flow in Curved Tube with Various Curvature Ratio

A. Kadyirov[1]
[1]Research Center for Power Engineering Problems of the Russian Academy of Sciences, Kazan, Russia

The influences of curvature effects and swirl intensities for Non-Newtonian viscous fluid flow in a curved tube have been numerically investigated by ...

Kinetic Parameters for Gas Phase Photocatalysis: Analytic Versus CFD Approach - new

S. Denys[1], S. Verbruggen[1], S. Lenaerts[1]
[1]Sustainable Energy and Air Purification, Department of Bioscience Engineering, University of Antwerp, Antwerp, Belgium

Introduction Among the advanced oxidation processes (AOPs) for removal of volatile organic compounds (VOCs) from air, photocatalytic oxidation (PCO) ...

Three-Dimensional Numerical Study of the Flow Past a Magnetic Obstacle

M. Rivero[1], O. Andreev[2], A. Thess[3], S. Cuevas[4], T. Fröhlich[1]
[1]Institute of Process Measurement and Sensor Technology, Ilmenau University of Technology, Ilmenau, Germany
[2]Helmholtz-Zentrum Dresden-Rossendorf e. V., Institut für Sicherheitsforschung Abteilung Magnetohydrodynamik, Dresden, Germany
[3]Institute of Thermodynamics and Fluid Mechanics, Ilmenau University of Technology, Ilmenau, Germany
[4]Instituto de Energías Renovables, Universidad Nacional Autónoma de México, Temixco, Morelos, México

Flows of electrically conducting liquids in external magnetic fields are present in several applications. In this kind of flow, the inhomogeneous ...

Simulation of the Molten Glass Sheets Flow

P. Baias[1], E. Pelster[1], D. Wenger[1]
[1]Wenger Engineering GmbH, Ulm, Baden-Württemberg, Germany

Thin glass sheets have nowadays a lot of commercial applications. An optimal functionality of the production of such glass sheets depends on the flow ...

Miscible Viscous Fingering of Pushed Versus Pulled Interface

S. Pramanik[1], M. Mishra[1]
[1]Indian Institute of Technology Ropar, Rupnagar, Punjab, India

Viscous fingering (VF) instability has been extensively studied over past several decades in the context of various industrial, environmental and ...

Coupling Heat Transfer in Heat Pipe Arrays with Subsurface Porous Media Flow for Long Time Predictions of Solar Rechargeable Geothermal Systems

P. Oberdorfer[1], R. Hu[1], M. Azizur Rahman[1], E. Holzbecher[1], M. Sauter[1], P. Pärisch[2]
[1]Applied Geology, Geoscience Centre, University of Göttingen, Göttingen, Germany
[2]Institute for Solar Energy Research Hameln/Emmerthal (ISFH), Emmerthal, Germany

An increased share of renewable energies is regarded as an integral part of a strategy towards a sustainable future. With regard to the heat supply ...

Boundary Value Effects on Migration Patterns in Hydraulically Fractured Shale Formations - new

T. Aseeperi[1]
[1]Department of Chemical Engineering, University of Arkansas, Fayetteville, AR, USA

During the hydraulic fracturing process, there can be possible re-activation of closed/sealed faults and natural fractures in the formation, which may ...