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EnergyStorage&ElectricVehicles:ImplicationsforMobility&theGrid
BART’sRoleinSustainableEnergy
BARTasatransitagency:• carries~420,000passengerseachweekday
• has46stationsin4counties
• isbuildingafuturefortransit-oriented
development
In 2016 BART riders displaced about360,000 metric tons of CO2e by choosingBART instead of driving their cars.
This is the equivalent of one persondriving a car round trip from SF to LAevery day for 3,000 years.
BARTEnergyBackgroundBARTEnergyBasics• 100%electrifiedtrains• Energyshapefollowscommutehours,withhighestpeaksinmorning&evening• 400,000MWhannually,roughlyequivalenttotheCityofAlameda
BARTEnergySupply• ~$43million/yearonelectricity;2nd highestlineiteminBART’sbudget• Buywholesalepowerdirectly&wide-latitudetodevelopownportfolio
BARTEnergySupplyComparedtoPG&E
BART’sWholesaleElectricityPortfolioPolicy
• Newlyadopted– ApprovedbyBARTBoardonApril27,2017
• PrimaryGoals:
o Maintainlow&stableoperatingcosts
o Maximizecleanelectricityinportfolio
• BART’sNewElectricityPortfolioGoals:
o 2025:50%renewableand90%low&zerocarbon
o 2035:100%zerocarbon
o 2045:100%renewable
BART’s2017RenewableRFPis
currentlyunderwaytohelpBARTmeetitscleanenergygoals
BARTOn-SiteSolarProjectsThreerecentprojects:•WarmSpringsStation(.5MW)•LafayetteStation(1MW)•Antioch(eBART)Station(1MW)
Nextstepsforaddingon-sitesolar:•Newtrainmaintenancefacility•Additionalstations
BART&EVChargingStations
Federalpolicies:• Fleetwidefueleconomy(54.5mpg)requiredby2025
Californiapoliciesandprograms:• Legislationfrom2014(SB1275)setsatargetof1millionEVs
inthestateby2023• FundingavailablethroughBAAQMDandElectrifyAmerica
tobuildastatewideEVchargingnetwork
WhyEVchargingatBART?• Cleanaccessibilitytotransit• SupportstatepolicyofexpandingEVchargingnetwork• Riderdemand
BARTEVChargingStationPilotProject• LocatedatnewWarmSprings/SouthFremontstation• 22electricvehicle(Level2)chargingstations
o 42EVparkingspaces(39regularspaces,3ADA)• Poweredby512kWon-sitesolarproject• Funding:BAAQMD($250K)andRegionalMeasure2($350K)
• Nextsteps:o Surveycustomerso Collectusagedatao Determineexpansionplan,ifappropriate,including
outsidefundingo SeekBARTBoardapprovalforEVChargingStationplan
FutureElectricityStorage
• Storageforon-sitesolarprojectstomatchenergygenerationtoloadshape
• Vehicle-to-gridusingEVchargingstations
• Captureregenerativebrakingfromtrainsto“re-use”electricity:
o Alreadylimitedcaptureenabledontrains
o Newtrainswillenableadditionalenergycapture
o Newpilotin2018willtestadditionalequipmenttoenableevenmoreenergycapture
BARTSustainabilityContacts
HollyGordon– SustainabilityGroupManager– [email protected]
• NathanaelMiksis– EnergyDivisionManager– [email protected]
BARTSustainabilityWebsite– bart.gov/sustainability
• Sustainability&WholesaleEnergyPolicies– bart.gov/sustainability/policies
• 2017RenewableRFP– bart.gov/sustainability/renewable-rfp/2017
