multi-phase-checks-single-phase.jou

; Read mesh.
/file/read-case "channel.msh.gz"

; Merge the symmetry zones with the wall zones to simplify the mesh.
/define/boundary-conditions/modify-zones/zone-type 8 wall
/define/boundary-conditions/modify-zones/zone-type 9 wall
/define/boundary-conditions/modify-zones/merge-zones 5 8 9 10 ()
/define/boundary-conditions/modify-zones/zone-name 5 walls

; No turbulence model needed.
/define/models/viscous/laminar? yes

; Disable any multi-phase model.
/define/models/multiphase/model none

; No need to any additional setting, at this state, if we initialize the solution, the
; variables will already be available with the expected values.

; Set default values for initialization.
/solve/initialize/set-defaults/pressure 0.0
/solve/initialize/set-defaults/x-velocity 0.0
/solve/initialize/set-defaults/y-velocity 0.0
/solve/initialize/set-defaults/z-velocity 0.0

; Initialize the solution.
/solve/initialize/initialize-flow

; Read and execute the UDF to check the variables.
/define/user-defined/compiled-functions load "libudf"
/define/user-defined/execute-on-demand "print_multi_phase_variables::libudf"