Challenges for Fall 2009

Subteam Leader: TBD

Number of team members needed: 2-3

Important team member skills:

• Previous experience with Pilot Plant
• Understanding of Process Controller

Challenges

• Test different baffle configurations with no coagulant to see if similar results are obtained to when coagulant is used
• Investigate at what threshold of influent turbidity coagulant is unnecessary
• Revisit sedimentation tanks using research from Floc Blanket team.
• Investigate using a rapid sand filter and using water hammer to clean it (instead of backwash, which requires pumps), similar to sand filters on FIME plants in Honduras
• Companies in China are producing PAC in powder form. See if you can get your hands on some and experiment with efficacy and if powder can be directly added to water