アプリケーションギャラリ

Acoustic droplet ejection is a non-contact, highly controllable method for liquid handling emerging in applications such as printing, biomedical, semiconductor assembly, and mass spectroscopy. The modeling approach assumes separation of acoustic and flow time scales. First, a focused ... 詳細を見る

This tutorial studies tissue heating induced by high-intensity focused ultrasound (HIFU). The nonlinear propagation of the HIFU signal is modeled using the Nonlinear Pressure Acoustics, Time Explicit physics interface. In this example, the source amplitude is sufficient to generate ... 詳細を見る

潜水艦では, ソナー反射を低減するために無響コーティングが使用されています. このモデルは, 鋼板上の無響コーティングの反射, 吸収, 透過特性を計算します. このサブモデルで計算された結果は, 例えばインピーダンス境界条件を適用することで, より大規模なシステムスケールモデルで使用できます. 検討したセットアップは, V. Leroy, A. Strybulevych, M. Lanoy, F. Lemoult, A. Tourin, and J. H. Page: ”Superabsorption of acoustic waves with bubble ... 詳細を見る

This tutorial investigates the acoustic properties of a porous layer made of glass wool. The porous material has transverse isotropic properties and is modeled with the full anisotropic poroelastic material model. 詳細を見る

Coriolis flowmeters, also known as mass flowmeters or inertial flowmeters, measure the mass flow rate of a fluid traveling through it. It makes use of the fact that the fluid's inertia through an oscillating tube causes the tube to twist in proportion to the mass flow rate. Typically, ... 詳細を見る

In this model, compute the propagating modes in the chamber of an automotive muffler. The geometry is a cross-section of the chamber in the Absorptive Muffler example. The model’s purpose is to study the shape of the propagating modes and to find their cut-off frequencies. As discussed ... 詳細を見る

Loudspeaker design is a challenging task, where the design objective is to achieve better sound quality without violating manufacturing and operational constraints. The quality of sound depends on many parameters; one of them is the ability to control, damp, and shift the diaphragm ... 詳細を見る

Model of the sound radiation from a circular duct with uniform flow. The convected acoustic problem is described using the linearized potential flow equations, solved in the frequency domain. The acoustic inlet is treated including higher order modes using the Port boundary condition and ... 詳細を見る

Underground train grids span large areas under London, Paris, New York, and other cities. The building regulations require strict noise standards, and failure to comply could result in significant losses in the market prices of developments. Therefore, train-induced noise has to be ... 詳細を見る

A 3D model of an acoustic trap in a glass capillary with a bias flow through the capillary. The acoustics is actuated by an oscillating electric potential across a piezoelectric transducer, inducing mechanical vibrations in the solid, and an acoustic pressure field in the fluid. The heat ... 詳細を見る