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PSS Meeting Minutes
Fall 2008 Minutes
12/4/08
Accomplishments
- Effluent turbidity continues to be consistently under 1 NTU
- Successfully creating floc blankets
- Began running experiments
- Adjusted alum stock concentration so that system can be run for extended periods of time
- Alum stock now being controlled by a separate peristaltic pump
Outcomes
- Continuing to run system and make adjustments
- Continuing to thoroughly document system
Issues
- Floc blanket depth needs to be determined and held constant
- Mesh broke up large flocs: mesh removed.
- Sprung a leak! Problems with O-ring at waste effluent tube near top of column
- Need to determine future of PSS team experiments. Lots to do.