RTE.2.23.3 Constraints and Outputs

The blue lines are drawn after running for a while. They create areas of higher viscosity.  In Figure 4 the drawn grey lines are walls. 

Figure 1

Figure 2

Figure 3

Figure 4 - Addition of walls to emulate Constraints

Figure 4 and Time X

Figure 5. A small break in the wall within the oval at Time X + Y