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

Acoustics and Vibrationsx

A Virtual Product Development Environment for Electronic Hydraulic Power Steering Pump via Multiphysics Modeling

F. Qi [1], J. Men [1], L. Yang [1], Z. Bing [1] , J. Yang [1], F. He [2], L. Pan [2], Z. Shao [2], G. Gao [2], X. Zhang [3], H. Wei [3], S. Duo [3], L. Song [3], X. Wang [3], Z. Wang [3], G. Wei [3], Y. Li [3], H. Yang [3], Z. Ma [3], B. Li [3], Y. Zhang [3], Y. Li [3], Y. Xie [3], D. Yu [3]
[1] FZB Technology, Inc., Plymouth, MI, USA
[2] Shenzhen South Dare Auto Parts, Ltd., Shenzhen, China
[3] Fuxin Dare Auto Parts, Ltd., Fuxin, China

Using advanced computational fluid dynamics software PumpLinx and the COMSOL Multiphysics® software, a virtual product development environment was established for the electro-hydraulic power steering pump system in a passenger vehicle. The model built with the COMSOL Multiphysics® ... 詳細を見る

Underwater Flow Noise Simulation

S. H. Abadi [1], A. T. Lim [1],
[1] University of Washington, Bothell, WA, USA

Underwater acoustics is an area that studies the sound propagation in water and the interactions with other objects and water boundaries. There are many technologies available for acoustic exploration of the ocean. Underwater vehicles are robots used in ocean sciences that travel ... 詳細を見る

Studies of Sound Radiation from Beams with Acoustic Black Holes

C. Zhao [1], M. G. Prasad [1],
[1] Stevens Institute of Technology, Hoboken, NJ, USA

Recently, acoustic black holes (ABH), a new passive structural modification approach to control vibration and noise from mechanical structures have been developed and studied. This preliminary study presents the work on the influence of acoustical black holes on the vibration and sound ... 詳細を見る

Determination of the Sweet Spot of a Cricket Bat using COMSOL Multiphysics® Software

Y. Mulchand [1], A. Pooransingh [1], R. Latchman [1],
[1] The University of the West Indies, St. Augustine, Trinidad and Tobago

The aim of this paper is to determine the location of the “sweet spot” for a selected cricket bat commonly used in the sport. Knowledge of the “sweet spot” is important in delivering a shot that utilizes the optimal zone of the bat that corresponds to the maximum power of the stroke. A ... 詳細を見る

Vibrational Modes and Optical Phonon Dispersion in Silicon Metalattices

Y. Xiong [1]
[1] Department of Materials Science and Engineering, Pennsylvania State University - University Park, State College, PA, USA

Phonons underlie the propagation of sound and the transport of heat in materials. With outstanding progress in the design of phononic crystals, it is now feasible to control the acoustic properties of these materials and to endow them with unique acoustic properties. For instance, it ... 詳細を見る

CFD Analysis of a Macroscale Ultrasonic Separator

K. Chitale [1], B. Lipkens [1, 2], W. Presz, Jr. [1],
[1] FloDesign Sonics Inc., Wilbraham, MA, USA
[2] Western New England University, Springfield, MA, USA

Macroscale ultrasonic separation is a new filtration technology, with various applications such as cell clarification, cell therapy, blood-lipid separation, oil-water separation etc. These systems use piezoelectric transducers to create standing waves in fluid-particle mixture. Suspended ... 詳細を見る

Simulation and Testing of a Tunable Organ Pipe for Ocean Acoustic Tomography

A. K. Morozov [1],
[1] Teledyne Technologies Inc., Falmouth, MA, USA

Teledyne Marine developed a system for the long-range ocean acoustic tomography, which uses a tunable, high-efficiency sound resonator. The high-Q resonator tunes to match the frequency and phase of a reference frequency-modulated signal. The analysis of a high-Q resonant organ pipe with ... 詳細を見る

Modeling the Acoustic Scattering from Objects Buried in Porous Sediment Using COMSOL Multiphysics® Software

A. Bonomo [1], M. Isakson [1],
[1] Applied Research Laboratories, The University of Texas at Austin, Austin, TX, USA

A frequency-domain finite element (FE) technique for computing the acoustic scattering from axially symmetric fluid-loaded structures subject to a nonsymmetric forcing field based on Ref. 1 is extended to poroelastic media and implemented in COMSOL Multiphysics® software. This method ... 詳細を見る

Developing Solutions to Tonal Noise from Wind Turbines Using COMSOL Multiphysics® Software

J. M. Stauber [1], B. A. Marmo [1],
[1] Xi Engineering Ltd, Edinburgh, United Kingdom

Tonal noise from wind turbines can have effects on neighboring residences and its emission can result in strong regulatory penalties that can include the closure of wind farms. The authors present a model of a new broadband damping approach where containers filled with EniDamp™, an ... 詳細を見る

Acoustic Fluid-Structure Interaction Modeling of Gravity Dams in the Frequency Domain

A. De Falco [1], M. Mori [1], G. Sevieri [2],
[1] University of Pisa, Pisa, Italy
[2] University of Florence, Florence, Italy

The assessment of the seismic safety of gravity dams is a topic of great importance in civil engineering. In this paper, fluid structure interaction modeling of gravity dams during earthquakes is investigated. In particular, this work aims to provide physical significance of a plan ... 詳細を見る