Base de connaissances du support

How to recover your work from an interrupted simulation

Solution numéro: 1112 Versions: Toutes les versions

This knowledgebase describes how to benefit from the recovery feature in COMSOL. This is particularly useful if you have a long computation that for some reason was interrupted at some point, maybe due to system ...

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Stabilization Schemes in COMSOL

Solution numéro: 1104 Se réfère à: CFD Module, Chemical Reaction Engineering Module Versions: Toutes les versions

How can I see which stabilization schemes are used by COMSOL Multiphysics in transport physics interfaces such as Single-Phase Flow and Transport of Diluted species? Numerical solutions of transport equations can ...

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Structural Contact Modeling Guidelines

Solution numéro: 1102 Se réfère à: MEMS Module, Structural Mechanics Module Versions: Toutes les versions

This article contains guidance for solving models that include structural contact, and the procedures that should be followed to achieve a converged solution. Background Structural contact modeling is a highly non ...

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COMSOL and Multithreading

Solution numéro: 1096 Versions: Toutes les versions

This solution describes how COMSOL takes advantage of multicore computers. COMSOL supports two mutual modes of parallel operation: shared-memory parallelism and distributed-memory parallelism (cluster support). Shared ...

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Error: Failure Loading MATLAB Libraries. This model requires that MATLAB is available.

Solution numéro: 1093 Versions: Toutes les versions

When trying to run a COMSOL model, the following error message appears: Failure loading MATLAB® libraries. This model requires that MATLAB is available. 1. In the COMSOL Desktop, on Windows® go to the File menu and ...

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Installing COMSOL on Linux

Solution numéro: 1086 Versions: Toutes les versions

This solution provides some tips and troubleshooting guides for installation on the Linux platform. For basic installation information, please refer to the COMSOL Multiphysics Installation Guide ##Verify that a ...

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Error: An error has occurred. See the log file C:\Users...

Solution numéro: 1083 Se réfère à: COMSOL Multiphysics Versions: Toutes les versions

When I install or start COMSOL I get the following error message on Windows (or a similar message on Linux): An error has occurred. See the log file C:\Users\my_name\.comsol\v63\configuration\comsol\1234123423424.log. ...

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COMSOL Installation Companion

Solution numéro: 1077 Versions: Toutes les versions

This article walks you through installing COMSOL Multiphysics. This article summarizes the installation process. For complete installation and operating instructions, see the COMSOL Multiphysics® Installation and ...

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Problems Running a Classkit License (CKL)

Solution numéro: 1078 Versions: Toutes les versions

I just received the new installation package and installed COMSOL including the new license manager files for my Class Kit option License file (CKL). When I start COMSOL I get one of these error messages: Could not ...

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BDF, Generalized Alpha, and Runge-Kutta Methods

Solution numéro: 1062 Versions: Toutes les versions

What numerical methods are available when using a Time-Dependent Solver? What are their relative benefits and when should I use them? The Time-Dependent Solver offers three different time stepping methods: The ...

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