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Batteries, Fuel Cells, and Electrochemical Processes

利用COMSOL Multiphysics®对锂电池进行容量衰减预测

李金东 [1], 吴旭 [1],
[1] 华中科技大学，武汉，湖北，中国

在能源危机和气候变化的背景下，电动汽车和混合动力汽车产业快速发展，锂离子电池在其中发挥着重要作用。锂离子电池使用过程中的容量衰减研究是该领域中的一个重要课题。锂锰氧化物（LMO）由于其经济、无毒害等优点 ... 扩展阅读

用于金属锂负极的柔性固态电解质中的锂离子输运研究

Qiang Zhang [1], Rui Zhang [1], Chen-Zi Zhao [1],
[1] Tsinghua University, Beijing, P.R. China

　　金属锂因具有极高的理论比容量和最低的标准电极电势而成为最被寄予厚望的下一代锂二次电池（如锂硫、锂空电池等）负极材料。金属锂电池通常使用有机液态电解质，由于金属锂本征具有高化学活性 ... 扩展阅读

NMC523电池针刺热失控模拟

李航 [1], 刘朝玥 [1], 赖少波 [1],
[1] 厦门大学化学化工学院

NMC523电池因为其较高的容量，已经逐渐应用于动力电池行列，但是锂离子电池在使用过程中的不合理容易引发热失控事故。这项模拟工作是来验证探讨NMC523电池针刺热失控中的机理。模拟过程中用到COMSOL化学反应工程模块 ... 扩展阅读

Numerical Investigation of Electrolyte Flow in a Multi-Cathode System for Electrochemical Machining

M. Penzel [1], I. Schaarschmidt [1], M. Hackert-Oschätzchen [1], A. Schubert [1],
[1] Professorship Micromanufacturing Technology, Chemnitz University of Technology, Chemnitz, Germany

Manufacturing and finishing of components with complex internal features is a significant challenge. ... 扩展阅读

Batteries for Electric Vehicles – Cathode Microstructure Design

J. Wegener [1], V. Glavas [1], A. Latz [2],
[1] Volkswagen AG, Wolfsburg, Germany
[2] Institute of Engineering Thermodynamics, German Aerospace Center (DLR), Stuttgart, Germany; Helmholtz Institute Ulm for Electrochemical Energy Storage (HIU), Ulm, Germany; Institute of Electrochemistry, University of Ulm, Ulm, Germany

Due to the rapid growth of the electromobility market much effort currently is being put into investigating ... 扩展阅读

Methodology to Assess the Impact of Electrochemical Model Parameters Based on Design of Experiments

L. Oca [1], E. Miguel [1], L. Otaegui [2], A. Villaverde [2], U. Iraola [1],
[1] Mondragon Unibertsitatea, Electronic and computing department, Mondragon, Spain
[2] CIC energiGUNE, Arabako Teknologi Parkea, Miñano, Spain

Current and emerging energy storage devices need to be enhanced to cope with the energy and power density ... 扩展阅读

COMSOL® Simulation of Flash Lamp Annealing for Battery Electrodes Fabrication

C. Cherkouk [1], L. Hell [1], M. Zschornak [1], T. Leisegang [1], D. C. Meyer [1],
[1] Institute for Experimental Physics, TU Bergakademie Freiberg, Freiberg, Germany

Flash lamp annealing (FLA) is a modern annealing technique in the range of milliseconds, which is ... 扩展阅读

Transient Modeling of a Fluorine Electrolysis Cell Using COMSOL Multiphysics®

E. Oosthuizen [1], P. L. Crouse [1],
[1] University of Pretoria, Pretoria, South Africa

The design of the commercial fluorine electrolysis cells in operation in South Africa is based on technology ... 扩展阅读

Partial Discharge Risk Under Charge Generation and Transport Effects

M. E. Banda [1], D. Malec [1], J-P. Cambronne [1],
[1] LAPLACE, Université de Toulouse, CNRS, INPT, UPS, France

The good electrical, thermal, mechanical and chemical properties of solid organic dielectrics, such as PTFE, ... 扩展阅读

Advanced Particle-Based 3D Modeling of Fuel Cell Electrodes

A. Bertei [1], V. Yufit [2], F. Tariq [2], N.P. Brandon [2],
[1] University of Pisa, Pisa, Italy
[2] Imperial College London, London, UK

Fuel cells are electrochemical devices which produce electricity from renewable and clean resources, such as ... 扩展阅读

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