All posts by Walter Frei
Inductive Heating of Temperature-Dependent Magnetic Materials
When modeling induction heating processes, incorporating the nonlinearities of the magnetic materials is necessary for accurate results. Learn how to use the AC/DC Module to include such nonlinearities in your simulations here!
Modeling of Excitations with the Magnetic Field Formulation
Get a quick look at 5 interfaces for modeling time-varying magnetic fields and inductive effects in the AC/DC Module. Then, learn how to use one of them for modeling inductive phenomena.
Thoughts on AI and CEM43 in Medical Device Design
Let’s take a look at the synergy between AI and the COMSOL Multiphysics® software, highlighted by implementing CEM43 thermal dose calculations in the software.
Modeling Refraction with the Heat Transfer Module
The Heat Transfer Module now includes specular refraction when using the Ray Shooting approach, which is useful for solving radiative heat transfer problems involving collimated sources.
Modeling Electrical Contact Resistance at Bolted Joints
As of COMSOL® version 6.3, there is a new boundary condition that simplifies the workflow when setting up a structural mechanics problem. Explore this feature in action here.
Solving Delay Differential Equations to Model…Marmots?
As of COMSOL Multiphysics® version 6.3, it’s possible to model delay differential equations. Explore this functionality in the context of a whimsical example.
Modeling Absorption and Scattering of Collimated Light
Learn a method for simulating the absorption and scattering of collimated light, which has applications in laser heating of living tissue as well as materials processing.
Treating Time as a Space Dimension
In this blog post, explore a particularly important approach to solving the time-periodic steady state of a system that can be described by a set of algebraic equations.
Using Differential Inductance and Coils in COMSOL Multiphysics®
Differential inductances are useful for building simplified lumped models. Explore 4 examples of how to extract differential inductance in COMSOL Multiphysics® here.
Learning from the Two-Capacitor Paradox: Do Capacitance and Inductance Exist?
What is the two-capacitor paradox? How can it be resolved with modeling and simulation? Do capacitance and inductance exist? Get answers here.
Understanding Higher-Order Diffraction
Explore how to use the Ewald sphere to study diffraction from planar periodic structures. (Interact directly with the model to get the full picture!)
Modeling Dispersion in an Electric Currents Model
As of COMSOL Multiphysics® version 6.2, new electrical dispersion modeling capabilities are available. This functionality is especially important for modeling insulators and living tissues.
