Hello, I am trying to model heat diffusion through a wall using FiPy. Essentially, hot air on one side of the wall would heat the wall, and the wall would subsequently heat a phase change material on the other side (See picture below). The eventual goal would be to have the phase change material properties change as the heat increases. I am having a few issues with setting boundary conditions however.
The goal of the model would be to have the heat flux at the wall be equal to the heat flux of the fluid on each respective side. Further, the heat flux of one of the fluids (a phase change material) would be 0 at the side not in contact with the wall. (I've included a copy of my FiPy code as is, and a series of equations and boundary conditions below). Right now, the temperature for the air and wall are staying constant, while the phase change material temperature drops. I think how I've defined the boundary conditions are to blame, but I'm not sure what I'm doing wrong. Any help here would be greatly appreciated. Thank you, -- Daniel DeSantis [image: image.png] [image: image.png] [image: image.png] [image: image.png]
PCM_thermal_v0-SendOut.py
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