How add standing SAW displacement and impedance condition

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Hi everyone

I have a model that simulates acoustic pressure and velocity in a microchannel. But I don't know how to add boundary conditions. Two formula: 1. Impedance condition 2. Standing SAW displacement Do anyone can tell me how can I set it up? I upload my .mph

My reference :

The case have to use three interfaces Thermoviscous Acoustics, Creeping Flow and Particl tracing for Fluid Flow

0 Replies Last Post Sep 28, 2022, 2:25 p.m. EDT
COMSOL Moderator

Hello YiChen Lee

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