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Selling Back to the Grid

Selling Back to the Grid. Virginia Agriculture Summit Net Energy Metering February 10, 2009. Net Energy Metering.

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Selling Back to the Grid

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  1. Selling Back to the Grid Virginia Agriculture Summit Net Energy Metering February 10, 2009

  2. Net Energy Metering • Arrangement between the utility and consumer that allows the consumer to install renewable fuel generation on the consumer’s premise and interconnect it with the utility’s distribution grid

  3. Renewable Generation • Solar • Wind • Biomass • Hydro • Wave Motion • Geothermal

  4. Net Metering - Virginia • Virginia Legislature ordered the Virginia SCC to investigate and promulgate rules and regulations regarding net metering for investor owned utilities, and cooperatives • Renewable Generator Capacity should be sized near equal to the consumer’s load or usage

  5. Net Metering - Virginia • Residential - up to 10 kW maximum nameplate generator capacity • Non-residential – up to 500 kW maximum nameplate generator capacity

  6. Net Metering - Virginia • Renewable Generator Installation and Interconnection must comply with: • National Electrical Code Article 690 • Institute of Electrical and Electronic Engineers (IEEE) Standard 1547 • Underwriters Laboratories (UL) standards

  7. Net Metering - Virginia • Interconnection Requirements • Application for interconnection • Unit must automatically disconnect from utility for loss of utility source • Manual disconnect near utility meter • Installation by a licensed electrician • County inspection • Utility inspection • General Liability Insurance

  8. Net Metering - Virginia • Net user of energy during the month results in a bill for the net kWh used • Net generator of energy for the month will result in a credit toward usage during the next month

  9. Net Metering - Virginia • When consumer is a net generator for the year • Consumer can enter into a purchase agreement with the cooperative • Cooperative will purchase net kWh of generation at the avoided wholesale cost for energy during the period • Others should refer to the Terms and Conditions of service for their electric service provider

  10. Resources • US Department of Energy Solar Technologies Program website http://www1.eere.energy.gov/solar/ • US Department of Energy Wind Resources Map website http://www.windpoweringamerica.gov/maps_template.asp?stateab=va

  11. Resources • Database of State Incentives for Renewables and Efficiency http://www.dsireusa.org/index.cfm • Dominion Virginia Power Net Metering Terms and Conditions http://www.dom.com/customer/pdf/va/vatc25ra.pdf

  12. Contact Information John Coffey VP Engineering & Operations Shenandoah Valley Electric Cooperative Mount Crawford, Virginia 540.574.7252 (office) JCoffey@svec.coop

  13. Questions

  14. Selling Back to the Grid Virginia Agriculture Summit Net Energy Metering February 10, 2009

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