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 Conference 2024 論文集を見る
目前广泛使用延性金属网作为碳纤维增强复合材料（CFRP）的雷击直接效应防护手段。在防护设计中，为了在加强防护效果和减轻部件重量之间取得最优设计，需要研究被防护部件铺设不同规格延性金属网时的电流和温度分布。但延性金属网的网格尺寸与被防护部件尺寸之间的存在巨大差异，精细建模时需要大量计算资源。本文对延性金属网建立一体化的雷击热损伤等效模型，推导出等效模型所需要的电导率、热容、导热系数、密度等参数，并将等效模型计算结果与试验结果进行对比。对比结果表明：本文所用的等效仿真方法可以有效反映各规格金属网的烧蚀程度，铺设金属网能提供有效的雷击直接效应防护 ... 詳細を見る
Snow can exist in a wide range of temperatures. Its behavior changes especially around its melting point. A better understanding for wet snow is essential for snow pack stability, the effect of water percolation and friction between ski and wet snow surface. Technical details about ... 詳細を見る
Optical cloaking was considered as fictional. Recent developments shows that macro scale optical cloaking is practical and functional. Brief review of ray optics based macro optical cloaking concepts are given. COMSOL Multiphysics® software simulations of cloaking devices are detailed. ... 詳細を見る
Medical accelerators, in particular Cyclotrons, are used to accelerate charged particles to tens of Mega electron Volts (MeV) of energies. These high energy particles then used to produce isotopes for medical application such the system located at king Faisal Specialist Hospital and ... 詳細を見る
Several commercial CFD companies have recently extended their codes to magnetohydrodynamic (MHD) flows. However, there are many computational challenges associated with MHD flows under the harsh fusion environmental conditions that require such codes to be carefully examined in a special ... 詳細を見る
Recently a lot of research efforts have been focused on using plasmonics and nanophotonic structures for enhancing emission processes ranging from lasing to single-photon generation. The design of such structures heavily relies on the insight obtained from numerical simulations. In this ... 詳細を見る
Radiofrequency ablation (RFA) is a minimally invasive procedure that can be used to treat chronic pain. Radiofrequency (RF) energy is emitted through a probe that is placed near a sensory nerve in the region of pain. The RF energy excites the nearby ions in the tissue causing them to ... 詳細を見る
The use of microwaves for heating purposes of dielectric materials is encountered in many industrial applications (food processing, chemistry, material engineering and medical applications). In most of these thermal applications, the prediction of the temperature evolution within the ... 詳細を見る
A micromirror or a torsional actuator in general has been proven to be one of the most popular actuators fabricated by Micro-Electro-Mechanical System (MEMS) technology in many industrial and biomedical applications such as RF switches, a laser scanning display, an optical switch matrix, ... 詳細を見る
本课题针对“三河市汇诚光机电有限公司”生产的热牵伸辊存在的加热线圈易烧断问题进行了理论分析和软件仿真，从理论上分析了磁场和涡流的分布规律，并基于电磁场与温度场耦合计算方法，对设备的温度分布进行研究，最终通过磁场与温度场耦合计算方法，模拟计算热辊电磁加热条件下的涡流分布与传热。通过COMSOL Multiphysics建立热牵伸辊二维和三维物理模型，进行了多物理场设置，边界条件的设定和材料参数的选定，用有限元法计算热牵伸辊在不同材料下的不同部位的磁通密度模、感应电流（涡流）以及热功率和温度，讨论了辊筒和线圈的热量分布，分析了热牵伸辊线圈寿命短的原因 ... 詳細を見る
