solar co op info session powerpoint
TRANSCRIPT
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Solar Info Session
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Overview
• Who we are• How we got started
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Who we are
We are a network of people taking control of our
energy by installing solar and generating our own electricity.
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How we got started
Started in 2007• It wasn’t easy!
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It was
harder
than
we thought!
How we got started
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Helping communities go solar
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Presentation in three parts:
1. Solar technology2. How solar co-ops work3. Solar economics
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Part 1: Solar technology
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Part 1: Solar technologyHow does a solar panel work?• Solar photovoltaic (PV)• Converts solar energy to electricity
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Cell
Panel / Module Solar Array
System components• Panels
Part 1: Solar technology
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Racking system
Inverter
Part 1: Solar technology
System components• Inverter(s)• Racking system
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Part 1: Solar technology
Terminology• Kilowatts (kW)• Kilowatt-hours (kWh)
• System measured in kW• Electricity production in kWh• Most homeowners install between 2 kW – 12 kW
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INSTALLATIONTAKEN FROM WWW.HUFFINGTONPOST.COM
Part 1: Solar technologyHow does solar connect to my roof?
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Part 1: Solar technology
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FLAT ROOF INSTALLATION EXAMPLE
Part 1: Solar technology
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Solar Co-op Information Session
Part 1: Solar technologyHow does it connect to my electrical panel?
• Simple connection• Most home electric
systems don’t need upgrades before solar
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Roof faces southerly direction
No shading
Enough space to mount panels
Part 1: Solar technologyWhat makes a good site for solar?
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VIA WATTPATROL.COM
Part 1: Solar technologyHow a solar PV system works (grid-tied)
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Part 1: Solar technologyWhat is Net Metering?
• Allows flow of electricity to AND from customer• When generating is more than using, extra
electricity flows back through meter• You get a credited on your power bill for that production
• Monthly electric bill:[Amount electricity used] – [Amount electricity produced]
• Utilities required by law to let you net meter
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Part 1: Solar technologyWhat happens when the power goes out?
• When grid is down, solar shuts off
• Safety mechanism• Need batteries if want
power during outages
source: www.pixgood.com
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Part 1: Solar technologyFrequently asked questions
• Warranties?• Homeowner’s insurance?• Maintenance?• How long do systems last? • Will HOA allow solar on my home?• What if I’m in a historic district?
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Part 2: How solar co-ops work
Peggi Ignagni’s install in Oberlin.
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Part 2: Co-op processBenefits of co-ops
• Save on cost of system (10-20%)
• Get support of the group through the process
• Connect with fellow solar enthusiasts
• Become part of a growing solar movement
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Part 2: Co-op process
Solar Co-op Information Session
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Part 2: Co-op processWho picks the installer? – Co-op members
When someone joins a co-op, they select specific installer criteria from some or all of the following:
• Offer the best price• Use higher quality equipment• Have more experience• Offer stronger warranties• Are a local company• Other - Please describe
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Part 3: Solar economics
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Part 3: Solar economicsA few considerations
• Solar priced by the Watt (not by panel)• Solar is long-term• No moving parts & 20-25 year lifespan• Average residential electricity rate• Rising energy prices
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Solar in increasingly affordable
Part 3: Solar economics
• Costs have come down 90% since the 1970s
• Solar is no longer a specialty, expensive or boutique project for a homeowner
• But, can still be daunting to tackle
1970’s 2013
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Part 3: Solar economics
Sample solar co-op cost breakdownwith incentives
Tom Lopez, Lorain Co. Solar Co-op.
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Part 3: Solar economicsFinancing
• Loans• Standard loans• Solar loans & bridge loans• HELOC
• Third party ownership• Leases• Power Purchase Agreements
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Solar Co-op Information Session
Monthly purchase of solar kWh
1 5 10 15 20
One time purchase of solar array
1 5 10 15 20
Part 3: Solar economicsElectricity costs example over 20 years
$ $
years years
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What’s next?
What’s next?• Join the co-op• Join the listserv• Tell your friends
and neighbors
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An invaluable resource for participants!
Sign-up for the listserv
Join the Ohio solar conversation
Sign up for the OH SUN email list and newsletter.
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Thank You!