研究開発におけるマルチフィジックスシミュレーションの具体例

さまざまな業界のエンジニア, 研究者, 科学者がマルチフィジックスシミュレーションを使用して革新的な製品の設計とプロセスを研究および開発しています. COMSOL カンファレンスで発表したテクニカルペーパーやプレゼンテーションからインスピレーションを得てください. 以下の選択項目を参照するか, クイック検索ツールを使用して特定のプレゼンテーションを検索するか, アプリケーション領域でフィルタリングします.


COMSOL コンファレンス 2020 論文集を見る

Batteries, Fuel Cells, and Electrochemical Processesx

IAV’s Multi-Purpose 3D Coupling Solution for Electro-Physicochemical Battery Models via COMSOL API

Dr. Jakob Hilgert1, Jochen Schäffner1, Dr. Maria Kalugirou1
1IAV GmbH

The development of batteries for automotive application is progressing rapidly. It goes hand in hand with a rising demand for scarce raw materials. Diversification of cell chemistries is a promising approach to respond to market fluctuations and at the same time minimize system costs. A ... 詳細を見る

Electrochemomechanical Simulations of 3D-Resolved Solid-State Lithium-Ion Battery Cells

Giulia Blanco1, Matteo Alberghini1, Andrea Bertinetti1, Alessio Tommasi1
1Gemmate Technologies, Turin, Italy

Solid-state batteries have emerged as a viable alternative to traditional liquid-based lithium-ion batteries, offering improved cost efficiency, safety, and environmental impact. Chlorine-rich lithium argyrodite (Li6PS5Cl) has emerged as a promising solid-state electrolyte, presenting ... 詳細を見る

Thermal Conduction in Anisotropic Granular Mixtures

Flora Lebeda1, Markus Retsch1
1University of Bayreuth, Bayreuth, Germany

With the ongoing electrification of vehicles as well as rapid digitalization, thermal management is on everyone´s lips. This includes the use of ever-better materials, specifically tailored regarding their thermal properties. To fine-tune the thermal conductivity of a material, composite ... 詳細を見る

Bubble Detachment from the Surface of a (Photo)Electrode

Feng Liang1, Fatwa F. Abdi1
1Institute for Solar Fuels, Helmholtz-Zentrum Berlin für Materialien und Energie GmbH, Hahn-Meitner-Platz 1, 14109 Berlin, Germany

Many (photo)electrolytic devices involve the generation of bubbles (e.g., hydrogen, oxygen). In these devices, bubble coverage on the surface of the electrode not only decreases the active area, but also induces optical loss.[1,2] Efforts in understanding the bubble detachment process ... 詳細を見る

Reinforcement Bars Corrosion in a Carbonated Concrete

Bruno Chiné1, Ronald Jiménez Salas1, Rommel Cuevas Kauffmann2
1School of Materials Science and Engineering, Costa Rica Institute of Technology Cartago, Costa Rica
2School of Construction Engineering, Costa Rica Institute of Technology Cartago, Costa Rica

In the construction sector, the concrete and the steel bars represent still the key components, although they are very vulnerable by the atmospheric agents, as in the case of their degradation caused by corrosion. The value of the concrete carbonation may enhance the corrosion around the ... 詳細を見る

2-D Ion Transport Modelling of Water Desalination by RO System Considering the Real Membrane Effect

Martinez Jimenez Fernan David1, Blankert Bastiaan1, Picioreanu Cristian1
1King Abdullah University of Science and Technology (KAUST), Water Desalination and Reuse Center (WDRC), Biological and Environmental Science and Engineering Division (BESE), Thuwal 23955-6900, Saudi Arabia

Modern composite membranes for reverse osmosis (RO) and nanofiltration (NF) have an ultrathin polyamide active layer (~100 nm) that performs the ion separation. Current theoretical models explain solute and water fluxes by computing concentration and potential gradients developed in one ... 詳細を見る

Numerical Simulation of the One-Way Mechanical-Electrochemical Coupling in Structural Supercapacitor

D. Peyrow Hedayati1, G. Kahlmeyer1, M. Kucher1, R. Böhm1
1Faculty of Engineering, Leipzig University of Applied Sciences, Leipzig, SN, Germany

Structural Supercapacitors (SSC) are an important group of Multifunctional Energy Storage Composites (MESC) and can potentially play a significant role in lightweight design of aerospace and automotive applications [1]. Therefore, it is important to build accurate models based on the ... 詳細を見る

Modeling Electrochemical Deposition of Aluminum from Ionic Liquids for PCB Applications

S. Loebel1, S. Braun2, M. Becker3, P. Steinert1, A. Schubert1
1Professorship Micromanufacturing Technology, Chemnitz University of Technology, Chemnitz, Germany
2Fraunhofer Institute for Electronic Nano Systems ENAS, Chemnitz, Germany
3NB Technologies GmbH, Bremen, Germany

While copper remains the dominant material for conduction paths in printed circuit board (PCB) applications, both technological and economic reasons have been motivating research on substituting copper with aluminum (Al). Despite its 60 % higher specific electrical resistance, aluminum ... 詳細を見る

Parameterization and Validation of a 2D, Transient, Two-Phase MEA Model Capable of Simulating EIS

M. Eppler1, M. Hanauer1, C. Gerling1, U. Berner1, M. Eikerling2
1Robert Bosch GmbH, Gerlingen, Germany
2Forschungszentrum Jülich, IEK-13: Theory & Comp. of Energy Materials, Germany

Proton exchange membrane fuel cells (PEMFCs) are promising energy converters, offering both sustainability and efficiency. Achieving optimal performance, however, requires a deep understanding of the underlying cause-effect relationships within the functional layers. One effective ... 詳細を見る

Simulation-Based Sensitivity Analysis of the Direct Ammonia Fuel Cell Operating Conditions

Erno Kemppainen1, Rutger Schlatmann1, Sonya Calnan1
1Helmholtz-Zentrum Berlin, Berlin, Germany

Ammonia is studied both as a hydrogen carrier and as a fuel for renewable energy infrastructure. An important advantage of ammonia compared to carbon-based fuels is that it can be oxidized without greenhouse gas emissions, producing only N2 and water. Direct ammonia fuel cells (DAFCs) ... 詳細を見る

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