COMSOL Project 4: Modal Analysis of Room (Acoustic Impedance)

In this video, I demonstrate how to calculate the natural frequencies of a room, incorporating absorption coefficients for materials like the sofa, floor, and ceiling. We'll systematically explore the process, from defining the geometry to setting up the Impedance boundary conditions. You'll see how absorption impacts the room’s acoustics' natural frequencies. Perfect for those interested in acoustics simulation and learning how to work with absorption coefficients in acoustic analysis. Don’t forget to subscribe for more tutorials!
you can download the model from the below link
https://www.dropbox.com/scl/fi/r6v259ko5l9kwoqqiqtw8/Modal-room.mph?rlkey=df2mz537n2hec2chavh5smxck&dl=0

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0:00 0:28 Introduction
0:29 3:14 Modeling (Non absorbing)
3:15 3:47 Results (Non absorbing)
3:48 5:50 Modeling (Non absorbing)
5:51 7:29 Results and comparison
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Видео COMSOL Project 4: Modal Analysis of Room (Acoustic Impedance) канала CAE with Armin Hashemi