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
煤层气开采过程中煤层所受应力、孔隙压力的变化以及气体的吸附解吸，会导致煤体骨架和孔隙体积发生变化，改变煤层的渗流能力。基于多孔弹性理论、渗流力学并考虑吸附变形，建立了煤层压裂水平井的物理模型，并建立了煤体变形和气体流动的全耦合数学模型，推导出了渗透率的动态变化模型。利用数值分析软件Comsol Multiphysics对煤层气的开发特征及规律进行了数值模拟，最终实现对模型中关键参数的敏感性和压裂裂缝参数的影响进行分析。 詳細を見る
Perfect absorbers have been intensely studied in recent years because of the fundamental physics and application potentials in many areas such as cloaking, detectors or communication [1, 2]. To achieve absorber working in the terahertz (THz) range, various devices composed of noble metal ... 詳細を見る
A new method is proposed to study battery thermal behavior under nature convection condition, especially focusing on temperature rising and inhomogeneity of battery. Using porous electrode theory, an electrochemical and homogenization heat source thermal coupling model and an ... 詳細を見る
复合无间隙氧化锌避雷器是保护电力系统中各种电气设备安全稳定运行，免遭操作过电压和大气过电压侵害的重要装置。而其外部硅橡胶绝缘材料长期承受不均匀电场，导致外部绝缘材料加速劣化，对避雷器本体的安全性能造成威胁，为此，通过建立110KV复合无间隙ZnO避雷器的仿真模型，分析其外部绝缘材料空间场强分布情况，提出使用非线性电导材料对端部分布不均匀的高场强区域进行局部替换。采用COMSOL软件建立二维轴对称模型，利用AC/DC模块对避雷器进行仿真。仿真结果表明，使用非线性电导材料替换后，沿避雷器伞裙外表面最大场强从1.21 MV/m分别降至0.67MV/m、0.86MV/m ... 詳細を見る
Two-generation superconducting coils carrying large current in alternating magnetic fields is very common in electrical applications such as HTS linear motor. So it is meaningful to study the characteristics of coated superconductors in the presence of travelling magnetic field. In this ... 詳細を見る
Iodine absorber is a widely used purification equipment for purifying air in a nuclear power plant. In China, the common type is Ⅱ iodine absorber. Impregnated activated carbon is the main absorber within the iodine absorber. Because of the decays exothermic of radioactive iodine, heat ... 詳細を見る
In order to satisfy the requirements of modern range measuring technology, photoelectric theodolites gradually develop towards lightweight and minitype design. As a consequence, the mobile theodolite is becoming a hot spot recently. New requirements are raised for the theodolite base ... 詳細を見る
This paper describes a model of self-ventilated generator cooling on a 170 tons off-road mine dump truck. Considering the space restrictions of mine dump truck, the cooling systems for the generator and the in-wheel motors of the rear axle share one air inlet duct. With the action of ... 詳細を見る
Many numerical coupling thermo-hydro-mechanical-chemical models for methane hydrate bearing sediments(MHBS) have been proposed to analyze the mechanical behavior of MHBS during methane gas production. However, most of them are based on finite differential method (FDM) or finite volume ... 詳細を見る
Academician Yao is an expert in nonlinear optics and THz studies and also a consultant of Chinese government for scientific development. In this talk, he introduces various research progress based on COMSOL Multiphysics analysis of his team, including photonic crystal devices (both ... 詳細を見る