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Please review the challenges below and fill out the Team Organization Survey.

Our challenges for the Spring of 2012 are designed to make it easier for new communities to adopt the AguaClara technologies. Our goals are to reduce costs, extend our designs to lower flow rates, improve our documentation, and create an AguaClara business to facilitate spread of the technologies.

We will have a renewed focus on optimizing all of our unit processes with the goal of reducing construction costs. Now that we have a zero electricity filtration system and an expectation that we will be bringing floc blankets online later this year, we have an opportunity to reduce the size of our flocculator and sedimentation tank. We intend to evaluate the feasibility of using floc recycle from the floc blanket to the flocculator as a way to increase collisions in the flocculator and thus allow us to significantly decrease the flocculator residence time. Do you know of any research on floc recycle for drinking water treatment?

We will be pushing the technology to an even smaller scale with a goal of meeting the needs for communities all the way down to 100 people. That will require developing new fabrication techniques for both flocculation (pipe flocculator with obstacles) and filtration (filter in a pipe).

...

We realize that we need a finance model that is as innovative as our technology. We will be exploring models for having communities pay back short term loans to reduce dependency on donor funds. Our effort to reduce costs is another part of this strategy.

...

Team Name

PDF

Lyx Zip

Advisor

Type of Research

Specialization

Resources

Location

Comments

Students

Web Browser UI for ADT

Monroe

Programming

CS

 

Computer lab

 

2

Wiki Organizing/Crowd Sourcing

Monroe

 

CS, confluence

 

Computer lab

 

1

Public Relations

Rachel

 

creative writing, graphic design

 

Computer lab

 

3

Research team challenges
160 L

Stacked Rapid Sand Filtration- Bench Scale

Image Added

Image Added

Mickey

Lab Research

4540

Process Controller

160 R

 

3

Stacked Rapid Sand Filtration- Pilot Scale

Image Added

Image Added

Mickey

Lab Research

4540

Process Controller

#2 R

 

3

Stacked Rapid Sand Filtration- Full Scale

Image Added

Image Added

Team Name

Advisor

Type of Research

Specialization

Resources

Location

Comments

Students

Stacked Rapid Sand Filtration

Mickey

Lab Research

4540

Process Controller

#2 R and 160 R

EPA P3 I in Dec. 2011

Project lab

 

3 5

Demo Plant

Image Added

Image Added

Mickey

Design/FabricationFabricate/Lab testing

4540/Systems

wet bench/shop

Project Lab

 

4 6

Ram Pump

Image Added

Image Added

Mickey

Lit Review/ Design/Fabricate/Lab Research

3310/4540

shop/ Process Controller sump pump/water tank tanks

Project Lab Hydraulic Test Facility

Prototype in Honduras in Jan. summer 2012

4

Low Flow Flocculator

Image Added

Image Added

Karen

Design/Fabricate

4540

Process Controller sump pump/water tanks

Project Lab Hydraulic Test Facility

 

3

Floc Recycle Venturi

Image Added

Image Added

Karen

Fabricate/Test

3310

Process Controller sump pump/water tanks

Project Lab Hydraulic Test Facility

 

0

Foam Filtration

Image Added

Image Added

Mickey

Lab Research/Fabrication Fabricate

4540

Process Controller

#2 L

EPA P3 II in April 2012

3

Inlet Manifold - Flocculator Baffles

Mickey

Lit Review/Fabrication

 

dry bench/shop

Project Lab

 

2

6

Floc Sed Optimization

Image Added

Image Added

Tube Flocculator

Karen

Lab Research

  4540

Process Controller

#1 R L end

 

2

Plate Settler Capture Velocity

3

Sedimentation Tank Hydraulics

Image Added

Image Added

Matt/Karen

Lab Research

4540

Process Controller

#1 160 L end

 

3 4

Linear Chemical Dose Controller

Image Added

Image Added

Karen Lab Research

Fabricate/Document

3310/4540

wet bench/shop

Project Lab

 

2 3

Stock Tank Mixing

Image Added

Image Added

Karen

Lab Research/Fabricate

3310

wet bench/shop

Project Lab

 

3

Turbidimeter

Image Added

Image Added

Karen

Lit Review/Feedback from Honduras Fabricate/Document

Documentation/AutoCAD

 

#1 L of end near sink

EPA P3 I in Dec. 2011  

2

Sedimentation Tank Hydraulics

Matt

Lab Research

4540

Process Controller

Admin team challenges

PDF

Lyx Zip

 

 

 

 

3

Structures

Prof. Hover

Lit Review/Mathcad/AutoCAD

Structures

 

Library/Bovay?

 

3

 

 

 

Web Browser UI for ADT

Image Added

Image Added

Monroe

Programming

CS

Plant Layout Optimization

Len/Drew

AutoCAD/Mathcad

4540/Systems

 

Computer lab

 

2 1

Residuals Management

Prof. Lion

Lit Review/Design

Systems

 

Computer lab

 

1

Public Relations

Image Added

Image Added

Julia

 

creative writing, graphic design

 

Water Treatment Technology Selection Guide

Prof. Lion

Lit Review

4540/Systems

 

Computer lab

 

2 3

Design team challenges (

...

Tori Klug)

The design team will need 5-8 students who are willing to specialize in creating the Mathcad code to design and draw the AguaClara facilities, design a new low flow facility, add code to optimize the number of sedimentation tanks and bays, and develop new top level code for web-based distribution of custom components. A process selection guide coded in Mathcad based on turbidity is also needed.
The design team challenges are available in a separate google doc.

The source file for the tables is Challenges Spring 2012.xlsx.