Sehen Sie, wie die Multiphysik-Simulation in Forschung und Entwicklung eingesetzt wird
Ingenieure, Forscher und Wissenschaftler aus allen Branchen nutzen die Multiphysik-Simulation, um innovative Produktdesigns und -prozesse zu erforschen und zu entwickeln. Lassen Sie sich von Fachbeiträgen und Vorträgen inspirieren, die sie auf der COMSOL Conference präsentiert haben. Durchsuchen Sie die untenstehende Auswahl, verwenden Sie die Schnellsuche, um eine bestimmte Präsentation zu finden, oder filtern Sie nach einem bestimmten Anwendungsbereich.
Sehen Sie sich die Kollektion für die COMSOL Conference 2024 an
Ed Fontes is CTO at COMSOL with specific interest in the transport-reaction products. He has 14 years experience of modeling transport phenomena in industry and 6 years of supervising research projects in Academia. Ed Fontes received his PhD in Electrochemical Engineering from the Royal ... Mehr lesen
Silver and gold nanoparticles are widely used in the field of surface enhanced raman spectroscopy (SERS) because of the unique plasmonic properties. Plasmons or surface plasmon resonance result from the wavelength dependent dielectric properties of noble metals like Ag, Au, Pt etc., ... Mehr lesen
The present work introduces a new methodology, based on COMSOL Multiphysics® Application Builder, to account for the “beam trapping” effect in multiphysical modelling of laser welding. Incident intensities involved in laser welding processes are high enough to induce material ... Mehr lesen
传统的微波加热存在加热不均匀加热效率低等问题，对此本文提出了一种微波四端口扫频加热模型。通过使用四个端口馈入能量和使用变化的频率来提高加热的均匀性和效率。微波加热的过程是一个电磁场与固体传热场相互耦合的过程，通过COMSOL软件与MATLAB软件的联合调用实现了四个微波馈口的频率时变微波加热的数值分析。并通过NPA的计算优化了网格，最终通过实验验证了仿真的准确性与可靠性。 仿真模型如图1所示，被加热的物质为45mm45mm15mm的土豆块，土豆块放置在腔体底部中央的聚四氟乙烯托盘上。微波四个侧面个连接BJ26波导，微波通过波导传输到腔体中 ... Mehr lesen
摘要：磁性元器件广泛应用于开关电源系统中，例如：变压器用于电磁能量变换，起到隔离、电压变换等作用；电感器用于储能、吸收电磁干扰等作用。现如今，简单的依靠以往粗略的经验公式或者解析表达式已经不能精确的计算出实际的频率、阻抗和损耗等特性，且很难解决电感器的各类特性和体积间的优化设计。针对此问题，采用COMSOL Multiphysics 多物理场耦合仿真软件。基于案例库中电感器三维建模的案例，根据电感器实物进行三维建模，利用AC/DC磁场（mf）接口和线圈几何分析，得到了在实际工程应用中指定材料和频率范围下的阻抗、电感量、磁场强度分布、热应力和趋肤效应等参数值 ... Mehr lesen
This paper presents the design and analysis of a high power radial flux Brushless DC motor for electro-mechanical actuation system. The motor is used for driving an electro-mechanical actuator of 20 ton capacity. Surface mounted, radially magnetized permanent magnet design is mostly ... Mehr lesen
Dr. Christian Deville-Cavellin is a Research Engineer at Ugitech's Research Center, since 1995. Ugitech, member of the Schmoltz & Bickenbach group, is a stainless steel, long products producer. C. Deville-Cavellin is responsible for all research topics related to liquid metal ... Mehr lesen
The development and analysis of interconnects in inhomogeneous structures such as very large scale integration chips, printed circuit boards, and multichip modules are essential for next-generation electronic products. In this paper, we illustrate fast and sufficiently accurate ... Mehr lesen
随着电力工业的快速发展，母线板作为汇集、分配和传送电能的装置，广泛应用于各个电工领域。由于流过母线板的电流一般较大，其温升发热问题不容忽视。该问题涉及电磁场、温度场、流场及位移场等多个物理场的综合。为了更好地研究其发热散热问题，本文采用 COMSOL Multiphysics® 多物理场直接耦合分析软件，基于有限元理论，在考虑设备几何形状和材料物理特性影响的基础上，对母线板进行三维建模。分别在瞬态和稳态情况下对母线板进行电—热—力耦合场分析，电—热—流耦合场分析，从而研究母线板的温度、电流密度分布规律和由于热膨胀引起的形变大小。最后加入层流，分析在考虑气流冷却效应时 ... Mehr lesen
Metacomposites are new class of materials with unusual properties that can be engineered using existing materials with usual properties. The unusual properties of metacomposites are derived from the structure, analogues to atomic arrangement in crystal lattice. These material exhibits ... Mehr lesen