1. fermentation in beer brewing
Seminar presentation
Nikolas tolvanen
CHEM-E7160 Fluid Flow in Process Units Seminar Work, Nikolas Tolvanen

2. Beer brewing Water Starch source (malted barley) Yeast
Seasoning (hops)
Figure:
CHEM-E7160 Fluid Flow in Process Units Seminar Work, Nikolas Tolvanen

3. Fermentation Sugars in the Wort + yeast = ethanol + flavours
about the kinetics of beer fermentation:
Gee, Douglas A., and W. Fred Ramirez. "A flavour model for beer fermentation." Journal of the Institute of Brewing (1994):
CHEM-E7160 Fluid Flow in Process Units Seminar Work, Nikolas Tolvanen

4. Fluid flow in the fermenter 1
Natural convection
How to improve mixing?
CHEM-E7160 Fluid Flow in Process Units Seminar Work, Nikolas Tolvanen

5. Fluid flow in the fermenter 2
A plate inside the tank
Mixing changes drastically
CHEM-E7160 Fluid Flow in Process Units Seminar Work, Nikolas Tolvanen

6. Thank you!
Questions?
CHEM-E7160 Fluid Flow in Process Units Seminar Work, Nikolas Tolvanen