asa parker geovanny rodriguez jase skellie
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Cow Power MOM (Monitoring and Operating Module). Asa Parker Geovanny Rodriguez Jase Skellie. CVPS Contacts: David Dunn Rob Nelson. Faculty Mentor: Josh Bongard. CVPS Cow Power ™. A renewable energy program that supports Vermont dairy farms - PowerPoint PPT PresentationTRANSCRIPT
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Asa Parker
Geovanny Rodriguez
Jase Skellie
Cow Power MOM(Monitoring and Operating Module)
CVPS Contacts:
David Dunn
Rob Nelson
Faculty Mentor:
Josh Bongard
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CVPS Cow Power™
A renewable energy program that supports Vermont dairy farms
On-site electricity generators run on methane from cow manure
Four farms produce 8 million KWh annually (enough for about 750 homes)
Provides a new income stream for farmers, while reducing manure odor and water quality impacts
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How digesters work…
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Our Project at Green Mountain Dairy
Collects system data from digester and displays it in farm office (~ 750 feet away)
Has an alarm system that notifies someone when there is a problem with the system (cell phone call)
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The Original Problem…
Monitoring system = manual inspection sensors
Many components can shut the system down – locating the problem is difficult
Adjusting generator output is a manual task learned through experience
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Design Goals
Display system data remotely
Gather necessary data to automate generator output adjustments
Create a self-diagnostic alarm system to alert someone when there is a problem
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Other Goals
The solution needs to be:
Adaptable and expandable
User-friendly and appealing
Reliable – farmers need to trust the system
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Discarded Design Concepts
TabletsFunction: system data is displayed on tablet
PCs, carried by farm workersDrawbacks: burdensome, reliability (range,
battery life)
FaxFunction: system data is faxed to office at
regular intervalsDrawbacks: little improvement over existing
solution, no alarm
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SmartphoneFunction: system data is displayed on
smartphone, carried by farm workers
Drawbacks: Expensive monthly access fees
Web SiteFunction: system data is served to a Web site,
accessible anywhere
Drawbacks: limited alarming capability, security issues
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Design Road Map
October 25, 2007:
Final Concept
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Design Road Map
October 25, 2007:
Final Concept
December 12, 2007:
Autodialer discovered
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Design Road Map
December 13, 2007:
PLC & QuickPanel quote received
October 25, 2007:
Final Concept
December 12, 2007:
Autodialer discovered
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Design Road Map
December 13, 2007:
PLC & QuickPanel quote received
October 25, 2007:
Final Concept
December 12, 2007:
Autodialer discovered
February 18, 2008:
We’re going to need lots of help!
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Design Road Map
December 13, 2007:
PLC & QuickPanel quote received
October 25, 2007:
Final Concept
December 12, 2007:
Autodialer discovered
March 27, 2008:
Flow meters won’t work
February 18, 2008:
We’re going to need lots of help!
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Design Road Map
December 13, 2007:
PLC & QuickPanel quote received
October 25, 2007:
Final Concept
December 12, 2007:
Autodialer discovered
March 27, 2008:
Flow meters won’t work
February 18, 2008:
We’re going to need lots of help!
April 4, 2008:
Watlow sensors don’t have outputs
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Design Road Map
December 13, 2007:
PLC & QuickPanel quote received
October 25, 2007:
Final Concept
December 12, 2007:
Autodialer discovered
March 27, 2008:
Flow meters won’t work
February 18, 2008:
We’re going to need lots of help!
April 15, 2008:
Success!!! Proof of Concept
April 4, 2008:
Watlow sensors don’t have outputs
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Our Design
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The “brain” of the installed system
All sensor outputs collected here
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Sensitive to low flow rates, low pressure
Insertion style – least invasive, easy to install
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PLC = Programmable Logic Controller
Robust, Industrial strength computer
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Combines visualization and control (like a PC)
No hard drive, no moving parts = more reliable
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Converts text strings to speech
Automatically makes phone calls
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Range = 2 miles Eliminated the need to
bury 750 feet of cable
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Noting special, just an old PC
Only job is to display QuickPanel screenshot
System is completely functional without it
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What we would do next…
Fully integrate our project into the existing digester system
Add sensors
Set up a database/Web site
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Lessons Learned
Don’t be afraid to change a design The most simple things can turn out to
be the most complicated (and vice versa)
Don’t expect to get help from a company unless you:
a) Give them money
b) Pretend like you’re going to buy something from them
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A Special Thanks
Robinson Sales, INC.
The LEEN Company
Kevin Mahoney
Dave Dunn and Rob Nelson
Josh Bongard
Bill Rowell, owner of GMD