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R. 0908009 Electric Vehicle Submetering Workshop

R. 0908009 Electric Vehicle Submetering Workshop. October 27, 2011 California Public Utilities Commission. Electric Vehicle Submetering. Use meters in the vehicle or charging station to bill PEV subload on a separate tariff Avoids second meter cost and installation delays

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R. 0908009 Electric Vehicle Submetering Workshop

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  1. R. 0908009Electric Vehicle Submetering Workshop October 27, 2011 California Public Utilities Commission

  2. Electric Vehicle Submetering • Use meters in the vehicle or charging station to bill PEV subload on a separate tariff • Avoids second meter cost and installation delays • Provides customers with billing flexibility • Supports EV charge service provider business models • Supports deployment of evolving technologies • Direct PEV load measurement useful for LCFS credits, future road taxes, and other purposes. • Could support vehicle roaming

  3. Decision 11-07-029 Requirements • Customer-owned submeters • Consider multiple contexts, such as multi-dwelling units and non-residential applications • Support the use of submeters in various locations (vehicle, stand-alone, charging station) • Include the California Department of Food and Agriculture, who maintains authority over certification • Examine the use of mobile detachable meters • Should not ‘prejudge the merits or functionality of future technology developments’ • May or may not be HAN enabled

  4. Submetering Timeline • One publicly noticed workshop before October 31. • Utility report on the workshop 15 days after its completion • Roadmap report by Dec. 31, 2011 • Submetering protocol by July 31, 2012 • Support the use of submeters in multiple locations • determine technical performance requirements • Determine minimum communication functionality • Establish data management requirements • Address dispute settlement • Adhere to national standards • Submit tariff sheets by September 1, 2012

  5. Workshop Goals • Identify submetering implementation issues • Discuss proposed use cases and identify additional ones • Engage stakeholders and get feedback • Understand certification process for customer-owned submeters • Discuss future steps for engaging stakeholders in the protocol development process

  6. Workshop Agenda

  7. Questions? Adam Langton Energy Division (415) 703-1812 AHL@cpuc.ca.gov

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