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Setting up impedance boundary condition in a microwave aluminum waveguide

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Hi,

I am having trouble attributing an Impedance Boundary Condition in the Microwave Heating physics model to the inside walls of my waveguide. The program lets me set select boundaries, but not the ones between the air domain inside the waveguide and the aluminum domains that form the waveguide.

Attached is the COMSOL model.

I realize this is a rather simple problem, but I am new to COMSOL still, and I cannot afford to beat my head against a wall and waste time.


0 Replies Last Post 12 oct. 2013, 15:54 UTC−4
COMSOL Moderator

Hello Derek Hoyt

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