The Application Gallery features COMSOL Multiphysics® tutorial and demo app files pertinent to the electrical, structural, acoustics, fluid, heat, and chemical disciplines. You can use these examples as a starting point for your own simulation work by downloading the tutorial model or demo app file and its accompanying instructions.
Search for tutorials and apps relevant to your area of expertise via the Quick Search feature. Note that many of the examples featured here can also be accessed via the Application Libraries that are built into the COMSOL Multiphysics® software and available from the File menu.
An Introduction to Shape Optimization in COMSOL
This example exemplifies the basics in how to optimize shapes using COMSOL Multiphysics®. A more detailed description of the phenomenon and the modeling process can be seen in the blog post "Designing New Structures with Shape Optimization". Read More
Bracket — Stress Optimization with Fatigue Evaluation
Shape optimization with respect to fatigue properties is not supported, but fatigue properties are well correlated with the maximum stress. The model demonstrates how optimization with respect to a p-norm of the von Mises stress can be used to improve fatigue properties without ... Read More
Optimization Tutorials
The App solves various 2D benchmark problems illustrating the pros and cons of the optimization solvers. Read More
Optimizing a Flywheel Profile
This example solves the problem of finding the optimal thickness profile of a flywheel, so that the moment of inertia is maximized without increasing the mass or the maximum stress in the flywheel. Read More
Wheel Rim — Topology Optimization with Milling Constraints
Topology optimization can result in novel designs due the extreme design freedom associated with the method. Conventional manufacturing techniques impose constraints on the geometry which are often violated by topology optimization. This model demonstrates how the milling constraint ... Read More
Shape Optimization of a Tuning Fork
Extending the Tuning Fork model, this example shows how to set up an Optimization Study to determine the prong length at which the fork vibrates at the standard concert pitch, 440 Hz. Read More
Maximizing the Buckling Load of a Diagonal Brace
Buckling is a common failure mode for slender structural components. This model shows how the buckling load of a diagonal brace can be maximized, while constraining the volume of the brace. Read More
Shape Optimization of a Water Heater
This model demonstrates how to find the optimal size and position of a water pipe in an air chamber, so that the energy absorption in the water is maximized. The objective is implemented as a constraint, so that the optimization terminates, when the desired performance is achieved. Read More
Topology Optimization of a Beam with Milling Constraints
The mass of an aluminum beam is minimized subject to a displacement constraint and a distributed load. The problem is solved using topology optimization with milling constraints. Read More
Optimization of a Heat Load over Time Using a Space-Time Model
This model demonstrates how to use a space-time formulation to optimize a heating profile over time. Get an overview in the accompanying blog post Equation-Based Modeling with a Space-Time Discretization. Read More