ANSYS FLUENT - Cyclone Separator

Model

Fluid Volume(Done to extract volume where fluid will flow)

Mesh

Models Chose

Time - Steady

Flow - Turbulent(K-epsilon)

Dynamic mesh

Material injected - Anthracite

Case 1 Reflect

Residuals

DPM

Particle Tracking

Vortex Core Region

Case 2 Trap

Residuals

DPM

Particle Tracking

Vortex Core Region

Case 3 Escape

Residuals

DPM

Particle Tracking

Vortex Core Region

Case 4 Wall jet

Residuals

DPM

Particle Tracking

Vortex Core Region

3)

Model

Fluid Volume

Case 1 Baseline mesh

Mesh size 88 mm

Mesh

Residuals

DPM

Particle Tracking

Vortex Core Region

Case 2 Intermediate mesh

Mesh size 47 mm

Mesh

Residuals

Particle Tracking

Vortex Core Region

Case 3 Fine mesh

Mesh size 10 mm

Mesh

Residuals

DPM

Particle Tracking

Vortex Core Region

Conclusion

If we look at the results if the mesh is finer the number of particles will be increased and flow is captured properly.