科技论文和演示页面包括了 COMSOL 全球用户年会上所有的用户演示文稿。这些演示文稿介绍了 COMSOL 用户是如何使用 COMSOL Multiphysics 进行创新性研究和产品设计,研究主题涵盖了包括电气、机械、流体和化工等范围广泛的行业和应用领域。您可以使用“快速搜索”来查找与您研究领域相关的演示文稿。
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Numerical Simulation of Electrolyte-Supported Planar Button Solid Oxide Fuel Cell

A. Aman[1], R. Gentile[1], Y. Chen[1], X. Huang[2], Y. Xu[1], N. Orlovskaya[1]
[1]Department of Mechanical, Materials and Aerospace Engineering, University of Central Florida, Orlando, FL, USA
[2]Department of Mechanical Engineering, University of South Carolina, Columbia, SC, USA

Solid oxide fuel cells (SOFCs) are electrochemical conversion devices that utilize ceramics as their electrolyte material for oxygen conduction. ...

The Effect of Fuel and Oxidant Pumping on the Performance of a Membraneless Microfluidic Fuel Cell

A. F. Tayel [1], M. A. Fathallah [1], M. M. Elsayed [1],
[1] Department of Mechanical Engineering, Alexandria University, Alexandria, Egypt

For the commercialization of membraneless microfluidic fuel cell, voltage and minimum power demand for various applications need a precise selection of ...

Zinc Corrosion in a Crevice

C. Taxén, and D. Persson
Swerea-Kimab, Stockholm, Sweden

Corrosion of metals in confined zones is a big industrial problem. The electrochemistry of such localized corrosion processes is complicated by the ...

Three Dimensional Modeling of PEM Fuel Cells with Current Collection from the Gas Diffusion Layer

R. Pushpangadan[1], A. Soman[2], Arundas R.[2], N. G. Thoppan[2], S. P. Duttagupta[1]
[1]Department of Electrical Engineering, Indian Institute of Technology Bombay, Mumbai, Maharashtra, India
[2]College of Engineering, Munnar, Kerala, India

PEM fuel cells are very promising for portable applications. A key component of fuel cell is the flow field plate through which hydrogen will reach ...

Modeling of a Direct Methanol Fuel Cell

J. Drillet [1],
[1] DECHEMA-Forschungsinstitut, Frankfurt, Germany

This work aims at the modelling of a 5 cm^2 Direct Methanol Fuel Cell (DMFC) with mixed serial/parallel serpentine flow fields in terms of current ...

Transient Modelling of a Fluorine Electrolysis Cell; Fully Coupled Electric Currents, Heat-Transfer, Diluted Species Transport and Laminar Bubbly Flow

R. Pretorius[1], P. L. Crouse[1], and C. J. Hattingh[2]
[1]University of Pretoria, Pretoria, Gauteng, South Africa
[2]Metallurgical Testing and Consultation (MTC) cc, Farrarmere, South Africa

A laboratory-scale fluorine reactor was simulated with COMSOL Multiphysics®. This model employs fundamental fully coupled electron-, heat-, mass- and ...

X80管线钢焊接接头局部腐蚀的数值模拟

朱国利 [1], 李亚东 [1], 李焰 [1],
[1] 中国石油大学(华东),青岛,中国

管道输送是油气能源长距离输送的重要途径。目前管道连接多采用焊接完成,焊接是一个复杂的非平衡物理化学过程,焊接接头各组成部分的成分、组织和性能都存在差异,同时还容易产生裂纹、气孔、夹杂和未熔合等焊接缺陷和较大的残余应力,使得焊接接头成为管道工程中的薄弱环节。在服役介质中 ...

High-Temperature Sodium/Metal Chloride Storage Battery

M. Vallance[1], and R. White[2]
[1]General Electric Global Research Center, Niskayuna, NY, USA
[2]Department of Chemical Engineering, University of South Carolina, Columbia, SC, USA

Sodium/metal chloride storage batteries, used in hybrid propulsion applications, provide high energy and power densities safely and reliably. To ...

Fluid Flow and Current Density Distribution in Large-area HT PEMFCs

G. C. Bandlamudi[1,2], C. Siegel[2], C. Heßke[1], and A. Heinzel[1,2]
[1]ZBT Duisburg, Duisburg, Germany
[2]University of Duisburg-Essen, Duisburg, Germany

High temperature polymer electrolyte membrane fuel cells (HT PEMFCs) are very promising technologies when used in combined cooling and heating power ...

Dependence of the Current Density Distribution with Flow Channel Geometry in a Half-Cell Model - new

O. Beruski[1], J. Perez[1]
[1]Institute of Chemistry of São Carlos, São Carlos, SP, Brazil

The present work demonstrates that a simple half-cell model is capable of reproducing qualitatively the main features of the measurements of the ...