Flow and Dispersion Modeling with FEMLAB
Outline
1. Flow Past a Knife Edge - Pawel Drapala
Objective
2-D Geometry
3-D Geometry
Key Equations – Variance
Sample Solution – “film”, Pe = 1
Sample Solution – “buildup”, Pe = 100
Results (2-D)
Results (3-D)
2. Pressure Drop in Small Orifices- Febe Kusmanto
Data from Hasegawa, et al., 1997 ‘cannot be predicted using classical fluid mechanics’
Slide 13
3. Serpentine Mixer
Zachery Tyree, Chris Neils (post-doc), Prof. Albert Folch (Bioengineeing)
3D Combinatorial Microfluidic Mixer
Complex 3D microfluidic circuits
Serpentine Mixers
Fluid Channel
Meshing
Solved N-S:  Flow Lines
Slide 21
Final Model - Re = 1, Pe = 2220
Slide 23
Slide 24
Convective Instability - Michael Harrison
Comparison with Experiment
Other Work Done During Year
All Simulations Done with FEMLAB by Comsol
Backup Material
Pressure Profile at Re = 0 and 316
Flow Patterns at Ra = 4250, Nu = 2
Temperature for Ra = 850, Nu = 1
Temperature for Ra = 4250, Nu = 2