COMSOL Consulting Blog

Insights on COMSOL consulting, multiphysics simulation, and engineering analysis from PhysAI, a COMSOL Certified Consultant.

Fixing COMSOL convergence problems: a practitioner’s checklist

June 2026 • 8 min read

Convergence errors are the #1 reason engineers reach out for help. This checklist walks through mesh strategies, solver settings, boundary condition hygiene, and the often-overlooked physics interface ordering that fixes 80% of stubborn models.

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When to hire a COMSOL consultant vs. doing it in-house

June 2026 • 6 min read

Building internal simulation capability is a long-term investment. Here’s a practical framework for deciding when an external expert delivers ROI faster than hiring and training.

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Using PINNs and surrogate models to replace expensive measurements

June 2026 • 10 min read

Physics-informed neural networks can turn a handful of expensive lab measurements into a fast, high-fidelity digital twin. We show real medical-device and semiconductor examples where surrogate models paid for themselves in weeks.

Talk to us about a surrogate modeling project

Multiphysics simulation for FDA medical-device submissions: what reviewers expect

June 2026 • 7 min read

Simulation evidence is now a standard part of many 510(k) and De Novo submissions. Learn the documentation, verification & validation, and mesh independence standards FDA reviewers look for.

Get help with your FDA submission package

Deep dive: Plasma module best practices (from the developer who built it)

June 2026 • 12 min read

Practical tips on handling sheaths, secondary electron emission, and tightly coupled electromagnetic-plasma problems — straight from the original module author.

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Ready to solve your simulation challenge?

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