Ansys Learning Forum › Forums › Discuss Simulation › Fluids › Problem of surface kinetic input file for BSS ethylene flames (Flame C3) (SOOT) › Reply To: Problem of surface kinetic input file for BSS ethylene flames (Flame C3) (SOOT)

November 22, 2024 at 5:31 pm
jcooper
Ansys Employee

Hi:

 

Your mechanism is not in the correct surface reaction format.  Keywords CLASSES, CLASS and CLSM don't belong there.  CLSM is an input parameter to the Chemkin simulation.

 

For an example of soot particle nucleation/aggregation, you can load the tutorial shown in the screenshot below, which also shows the CLSM keyword: