The flow is steady and the Reynolds number is low.
The results form part of the study reported by Aganofer et al
(see PHOENICS publication list) for the complete reference.
Fig 1: the gap between the walls
Fig 2: the distance to the wall
Fig 3: the horizontal velocity
Fig 4: the effective viscosity
Fig 5: the temperature in the solid and fluid
Fig 6: the pressure in the fluid
JJS