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Community Shared
Renewables for China
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Joy Hughes, Solar Gardens Institute
joy@solargardens.org
Joy Hughes ...
Solar for All?
Almost everyone wants to own solar, but …
Shaded Roofs Apartments
Affordability Grid Congestion
Joy Hughes ...
Terminology
Shared Solar -or- Solar Garden
A single solar array with power credited to
multiple subscribers.
Virtual Net M...
Shared Solar
Cash and Energy Flow
Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016
New York City
Solar Empowerment Zones
Advantages
Economy of Scale
Lower cost per watt than
rooftop solar
Portability and T...
Ownership
Utility Owned
Utility owns and manages shared solar
array.
Example: Sacramento Municipal, California
Third Party...
Business Models
Direct Ownership
Subsribers own their solar panels by
simple purchase or secured loan
Lease
Subscribers le...
United States
Over 50 Megawatts
Community and shared
solar in these 10 states, and
many municipal and rural
utilities.
Sol...
Other Countries
Developing World
Bangladesh, India,
Myanmar, Haiti - use shared
ownership models for rural
electrification...
Opportunities for China
World Leader in PV Installation
Growing Urban Population
Significant fraction of people in
apartme...
China - Policy
Incentives
Feed in tariff and virtual net metering
Assure residential customers are
adequately incentivized...
Working with Utilities in China
2 Utilities in China,1000+ in USA
On-Bill Production Credit
Virtual net metering requires ...
Solar Gardens Institute
Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016
Policy
Work with ...
Thank You! 谢谢
Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016
Contact
solargardens.org
(blog, email list, training)
Joy Hughes
joy@solargardens.org
Joy Hughes - Community Shared Renewa...
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Community Shared Renewables for China

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Opportunities for solar gardens and community shared solar in China. Presented at Beijing Energy Network April 6, 2016

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Community Shared Renewables for China

  1. 1. ! Community Shared Renewables for China ! ! ! ! ! ! ! Joy Hughes, Solar Gardens Institute joy@solargardens.org Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016
  2. 2. Solar for All? Almost everyone wants to own solar, but … Shaded Roofs Apartments Affordability Grid Congestion Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016 Credit: Larry Moore CEphoto, Uwe Aranas via Wikipedia
  3. 3. Terminology Shared Solar -or- Solar Garden A single solar array with power credited to multiple subscribers. Virtual Net Metering Electricity credited directly to a utility customer’s bill. Community Solar A broader term, including shared solar, crowdfunded solar, and rooftop bulk purchase. Ellensburg Solar Community, Washington Arizona Community Solar Plant Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016
  4. 4. Shared Solar Cash and Energy Flow Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016
  5. 5. New York City Solar Empowerment Zones Advantages Economy of Scale Lower cost per watt than rooftop solar Portability and Transferability Customers may move and use the same subscription. Subscription may be sold, donated, or inherited. Grid Support Arrays may be located to best relieve grid congestion, e.g. near substations. Example: New York City solar empowerment zones Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016
  6. 6. Ownership Utility Owned Utility owns and manages shared solar array. Example: Sacramento Municipal, California Third Party Utility contracts with a private company to own and manage the array. Example: SunShare, Colorado Springs Cooperative Array owned directly by community members. Example: Westmill co-op, UK SMUD Solar Shares, California Westmill Cooperative Solar Farm, UK Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016
  7. 7. Business Models Direct Ownership Subsribers own their solar panels by simple purchase or secured loan Lease Subscribers lease the panels for a specified period of time Power Purchase Agreement (PPA) Subscribers purchase blocks of power at a specified rate Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016 Farming the Sun Community Solar TREC Energy Cooperative, Ontario
  8. 8. United States Over 50 Megawatts Community and shared solar in these 10 states, and many municipal and rural utilities. Solar Gardens Laws Now effective in 10 U.S. States. Requires investor- owned utilities to implement shared solar. Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016
  9. 9. Other Countries Developing World Bangladesh, India, Myanmar, Haiti - use shared ownership models for rural electrification Developed Countries Canada, UK, Australia, Germany - use cooperative models in concert with feed- in tariff Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016 Sangar Island, India
  10. 10. Opportunities for China World Leader in PV Installation Growing Urban Population Significant fraction of people in apartment blocks Strong manufacturing base, potential for rapid implementation High Savings Rate Interest in secure and productive investments, protection from stock market volatility China PV - Wikipedia Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016
  11. 11. China - Policy Incentives Feed in tariff and virtual net metering Assure residential customers are adequately incentivized Securities Law Profit from shared ownership constitutes a security - how can shared solar be implemented under Chinese law? Long-Term Management Solar Garden O&M contracts 20-50 years. Production guarantees, enforceable recourse. Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016
  12. 12. Working with Utilities in China 2 Utilities in China,1000+ in USA On-Bill Production Credit Virtual net metering requires new software Potential for rapid implementation - or nothing Interconnection Policy Streamline the process of connecting distributed solar arrays Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016
  13. 13. Solar Gardens Institute Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016 Policy Work with government and utilities to create fertile soil for solar gardens’ growth People Train “solar gardeners” - local champions Put together local and regional working groups Projects Develop pilot projects for proof of concept. In China, Beijing, Shanghai, Guangdong
  14. 14. Thank You! 谢谢 Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016
  15. 15. Contact solargardens.org (blog, email list, training) Joy Hughes joy@solargardens.org Joy Hughes - Community Shared Renewables For China - Beijing Energy Network 2016

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