You can define equation controls to fine-tune the solvers for the flow property equations. You can also use equation controls to fine-tune other aspects of the simulation.
About Equation Controls About Mesh Motion Equation Controls About Lagrangian Particle Physics Defining Coupled Equations Controls Defining Pressure Equation Controls Defining Momentum Equation Controls Defining Turbulence Equation Controls Defining Energy Equation Controls Defining Species Equation Controls Defining VOF Equation Controls Defining Radiation Equation Controls Defining Electromagnetics Equation Controls Defining Mesh Motion Equation Controls Defining Particle Controls