COMSOL Tutorial: Convert 3D Model to 2D in COMSOL Easily With Cross-Section!

Опубликовано: 16 Май 2026
на канале: CAE with Armin Hashemi
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COMSOL Tutorial: Convert 3D Model to 2D in COMSOL Easily With Cross-Section!
📄 Description:
In this COMSOL Multiphysics tutorial, we’ll take a 3D model and convert it into a 2D cross-section to perform a plane stress analysis for a thin geometry (3 mm thickness). 🚀

🔍 You’ll learn how to:
✅ Extract a cross-section from a 3D model
✅ Copy material from 3D to 2D component
✅ Apply boundary conditions & loads
✅ Use Plane Stress for thin models
✅ Compare 3D vs 2D stress results — both give 151 MPa 📊

📥 Download the COMSOL model file (v6.2):
https://www.dropbox.com/scl/fi/k2rmcp...

By the end of this video, you’ll see how 2D analysis can save computational time while delivering the same accuracy as 3D. ⚡

📌 Keywords: COMSOL Multiphysics, 3D to 2D model, plane stress, thin geometry analysis, stress simulation, structural mechanics, FEM, finite element analysis

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0:00 0:23 Introduction
0:24 0:58 3D component
0:59 1:41 Adding 2D Component
1:42 2:30 Adding Cross-Section
2:31 3:00 Adding Material
3:01 3:49 Adding Physics Interface
3:50 4:11 Adding Boundary Conditions
4:12 4:49 Adjusting Mesh
4:50 5:26 Explain of Study 1
5:27 5:41 Adjusting Dataset
5:42 6:05 Plane Stress
6:06 Results
7:07 Summary