Contents Chapter 8: Particle Transport Modeling | Print page 8.6. Particle Boundary Options and BehaviorThe following topics will be discussed: Particle-Rough Wall Model (Virtual Wall Model) Inlet/Opening Boundaries Outlet Boundaries Wall Boundaries Symmetry Plane Boundaries Interface Boundaries Domain Interfaces « 8.5.5. Particle Injection Regions 8.6.1. Inlet/Opening Boundaries »