The first time step of this test looks quite close to the result shown in Danaila, though the hot and cold wall temperature BC's are obviously not being applied correctly, and the solution rapidly diverges after the first step.
The first time step of this test looks quite close to the result shown in Danaila, though the hot and cold wall temperature BC's are obviously not being applied correctly, and the solution rapidly diverges after the first step.

alexanderzimmerman/nsb-pcm