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  1. 1. 1CALIFORNIA’S ENERGY JOURNEYMichael AvidanEnergy ProcurementPacific Gas and Electric Company
  2. 2. 2• A regulated investor-owned utility• Energy services to 15 million people:– 5.1 million Electric accounts– 4.2 million Natural Gas accounts• 70,000 square miles, diverse topography• 123,054 circuit miles electric distributionlines and 18,610 circuit miles ofinterconnected transmission lines• Peak load: 22,554 MW on July 25, 2006• Largest solar customer base in the country,more than 40% of total installed solarPG&E: RANKED GREENEST UTILITY IN THE U.S.Serves 5% of the U.S. population but emits less than 1%of the total CO2 emitted by the utility sector
  3. 3. 3WHAT MAKES CA“GREEN”? GENERAL (1)• Blend of low-carbon resources:Hydro, nuclear, eligible renewables,natural gas, minimal coal• Long-standing State policies:Promoting a lower carbon footprint• 30+ years of energy efficiency programsfacilitated by “decoupling” of rates andincentives• California Energy Action Plan preferredloading order:1. Customer Energy Efficiency2. Demand Response/Dynamic Pricing3. Renewables4. Distributed Generation5. Clean gas-fired plants
  4. 4. 4WHAT MAKES CA“GREEN”? EV CHARGING (2)Average (532)Low (219)HEV HistoricalCumulative PG&E Service TerritoryPEV Market Adoption ScenariosHigh (845)ThousandsofEVs
  5. 5. BONUS SLIDE5
  6. 6. 6WHAT MAKES CA“GREEN”? SMART METERS (3)• Largest US deployment• Automated meter reading for all customers• 10 million meter upgrades by mid-2012• Frequent meter reads (daily for gas, hourly or 15minute intervals for electric)• Enhanced customer energy management
  7. 7. OPPORTUNITIES IN THE ENERGY SPACE7Technology• Generation• Transmission/Distribution• Demand ManagementPolicy• Legislation• Market Rules• Regulation Specific MarketAttributes• Demographics• Weather• Physical Constraints
  8. 8. 8CALIFORNIA’S ENERGY HISTORY• 1980s: PURPA -In response to the energy crisis• 1990s: Electric Restructuring -“The Market Will Provide”• 2000s: Renewable PortfolioStandards (RPS)• 2010s: GHG Regulation –Cap and Trade
  9. 9. Data Sources: PG&E’s 2002 Corporate Environmental Report, PG&E’s Preliminary 2012 RPS Volumes Report andPG&E’s Spring 2012 Long Term Rate Forecast. Last updated March 06, 20132012 PreliminaryActual19% of total bundledretail sales2020 Projected33% of totalbundled retail sales2002 Actual11% of total bundledretail salesRENEWABLE PORTFOLIO: PAST, PRESENT, FUTURETotal RPS-Eligible Procurement~14,000 GWhProjected RPS-Eligible Procurement~28,000 GWhTotal RPS-Eligible Procurement7,504 GWh9
  10. 10. Customer-scale Utility-scaleNet Energy MeteringUtility OwnedCalifornia Solar InitiativeAvailablePG&EProgramsFeed-in Tariff ProgramsRenewables RFOSelf Generation Incentive ProgramPG&E RENEWABLE ENERGY PROGRAMSPV RFOSystem Size 1 kW 1 MW 100 MW ++20 MW100 kW 3 MWSolar Water Heating (CSI Thermal)Renewable Auction regulatory proceeding10
  11. 11. CUMULATIVE SOLAR INTERCONNECTIONSMore than 85,000 grid tied solar installations; Roughly 1/3 of all grid tiedPV in the U.S. is in PG&E’s service area; more than ~900 MW (AC Rating)7271,9493,7966,8939,71214,05820,62936,41227,15616202,0004,0006,0008,00010,00012,00014,00016,00018,00020,00022,00024,00026,00028,00030,00032,00034,000<2000 2001 2002 2003 2004 2005 2006 2007 2008 2009#OfInterconnections36,00038,00011
  12. 12. INTERMITTENCY OF WIND AND SOLAR POSECHALLENGES AS PENETRATION INCREASESAs seen in “15 PowerPointSlides That Shook the Earth,”, Aug. 2010
  13. 13. THE NET LOAD SHAPE IS CHANGINGLoad&NetLoad(MW)01,0002,0003,0004,0005,0006,0007,0008,0009,00010,00020,00022,00024,00026,00028,00030,00032,00034,00036,00038,00040,00042,00044,00046,0000:00 1:30 3:00 4:30 6:00 7:30 9:00 10:30 12:00 13:30 15:00 16:30 18:00 19:30 21:00 22:30 0:00Load Net Load Wind SolarLoad, Wind & Solar Profiles – High Load CaseJanuary 2020Wind&Solar(MW)8,000 MWin 2 hours6,300 MWin 2 hours13,500 MWin 2 hours8,000MW in 2hours6,300MW in 2hours13,500MW in 2hoursLoad, Wind, & Solar ProfilesSource: CAISO13
  14. 14. NET LOAD PATTERN CHANGES 2012-2020Source: CAISO14
  15. 15. BALANCING FUNCTION - AREA CONTROLHour Ahead ScheduleIncremental EnergyDecremental EnergyDay Ahead ScheduleReal Time LoadMWTimeReal-Time Economic DispatchEvery 5 minutesUpward RegulationAncillary Services• Regulation• Spinning Reserve• Non-SpinningReserve• ReplacementReserve• Voltage Support• Black StartcapabilityDownward Regulation15
  16. 16. 16• Automated homeenergy management• Plug-in hybrid electricvehicle SmartCharge™• Integrated localgeneration and storage• Automated transmissionand distribution• Automated meter reading• Electric field vehiclesSMART GRID IS A JOURNEYTodayIntegrate existingservices to newplatformFutureEnable future servicesand foster innovationNear TermTransform existing servicesYears