La Bibliothèque d'Applications présente des modèles construits avec COMSOL Multiphysics pour la simulation d'une grande variété d'applications, dans les domaines de l'électromagnétisme, de la mécanique des solides, de la mécanique des fluides et de la chimie. Vous pouvez télécharger ces modèles résolus avec leur documentation détaillée, comprenant les instructions de construction pas-à-pas, et vous en servir comme point de départ de votre travail de simulation. Utilisez l'outil de recherche rapide pour trouver les modèles et applications correspondant à votre domaine d'intérêt. Notez que de nombreux exemples présentés ici sont également accessibles via la Bibliothèques d'Applications intégrée au logiciel COMSOL Multiphysics® et disponible à partir du menu Fichier.
Modeling the penetration of a needle into soft materials, such as gelatin, involves several complex mechanical challenges, including large deformations, high friction, contact forces, and material failure. This example simulates the needle insertion process into tissue-like materials ... En savoir plus
This model presents the flow noise generated by flow past the so-called tandem cylinder configuration. The test is part of the “First Workshop on Benchmark problems for Airframe Noise Computations”. The tutorial model shows the steps involved in a flow-induced noise simulation in COMSOL ... En savoir plus
A magnetic diaphragm is a flexible, thin structure that interacts with magnetic fields to perform mechanical or sensing functions. When subjected to an external magnetic field, the diaphragm deforms due to magnetomechanical interactions, converting magnetic energy into mechanical ... En savoir plus
This model demonstrates how to set up a fully coupled poroviscoelastic model of biological tissues. The model is benchmarked by simulating a cyclic uniaxial tension–compression test on human brain tissue. En savoir plus
Helmholtz resonators are used in exhaust systems, as they can attenuate a specific narrow frequency band. The presence of a flow in the system alters the acoustic properties of the resonator and the transmission loss of the subsystem. In this tutorial model, a Helmholtz resonator is ... En savoir plus
Laminated composite shells made from graphite–epoxy fiber-reinforced plies are widely used in many applications due to their high strength-to-weight ratio. Evaluating their structural integrity under applied loads is essential for ensuring reliable designs. This example demonstrates ... En savoir plus
During manufacturing or in-service use, the geometric shape of structural components can deviate from their intended design. For example, a hole may lose its perfectly circular form, making it important to measure and control this deviation. The process of quantifying such deviations is ... En savoir plus
This model demonstrates two approaches to model the acoustics in a generic nacelle with an acoustic liner and a background flow. The first method uses the Compressible Potential Flow and the* Linearized Potential Flow, Frequency Domain* interfaces, while the second, more detailed ... En savoir plus
It can in many cases be difficult to get accurate material properties for porous materials. Measuring the properties to high precision can involve lengthy measurements using different techniques. It can therefore be interesting to understand how uncertainties in different material ... En savoir plus
In this verification example, the built-in functionality for calculating dynamic coefficients in hydrodynamic bearings is validated. The results are compared with those obtained using the finite perturbation method to ensure consistency and accuracy. The model showcases how numerical ... En savoir plus