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Future Electric Utility Regulation Advisory
Group Meeting
March27,2014
FutureElectricU,lityRegula,onSeriesReport#6:TheFutureofElectricityResourcePlanning
September29,2016
Fredrich(Fritz)Kahrl,EnergyandEnvironmentalEconomics(E3)AndrewMills,LawrenceBerkeleyNaPonalLaboratory
LukeLavin,E3ArneOlson,E3NancyRyan,E3
LisaSchwartz,BerkeleyLab,ProjectManagerandTechnicalEditor
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Agenda
• Abouttheseriesandwebinarhousekeepingitems–LisaSchwartz,LBNL(5min.)
• Presenta,on(40min.)–FritzKahrl,E3-leadauthor,andAndrewMills,LBNL-authorofdistributedgenera,onsec,onsofreport
• Q&A(15min.)
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Future Electric Utility Regulation Series • A new series of reports from Lawrence Berkeley National Laboratory taps
leading thinkers to grapple with complex regulatory issues for electricity • Unique point-counterpoint approach highlights different views on the future of
electric utility regulation and business models and achieving a reliable, affordable and flexible power system
• Primary funder: DOE Office of Electricity Delivery and Energy Reliability -Electricity Policy Technical Assistance Program
• Reports published to date: 1. Distributed Energy Resources (DERs), Industry Structure and Regulatory Responses 2. Distribution Systems in a High DER Future: Planning, Market Design, Operation and
Oversight 3. Performance-Based Regulation in a High DER Future 4. Distribution System Pricing With DERs 5. Recovery of Utility Fixed Costs: Utility, Consumer, Environmental and Economist
Perspectives 6. The Future of Electricity Resource Planning – Today’s topic
• Additional reports forthcoming: feur.lbl.gov• Expert advisory group (next slide) provides
guidance and review
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AdvisoryGroup
4
• Commissioner Lorraine Akiba, Hawaii Public Utilities Commission • Janice Beecher, Institute of Public Utilities, Michigan State University • Doug Benevento, Xcel Energy • Ashley Brown, Harvard Electricity Policy Group • Paula Carmody, Maryland Office of People’s Counsel • Ralph Cavanagh, Natural Resources Defense Council • Steve Corneli, consultant • Tim Duff, Duke Energy • Commissioner Mike Florio, California Public Utilities Commission • Peter Fox-Penner, Boston University Questrom School of Business • Scott Hempling, attorney • Val Jensen, Commonwealth Edison • Steve Kihm, Seventhwave • Commissioner Nancy Lange, Minnesota Public Utilities Commission • Kris Mayes, Arizona State University College of Law/Utility of the Future Center • Jay Morrison, National Rural Electric Cooperative Association • Allen Mosher, American Public Power Association • Sonny Popowsky, Former consumer advocate of Pennsylvania • Karl Rábago, Pace Energy & Climate Center, Pace University School of Law • Rich Sedano, Regulatory Assistance Project • Chair Audrey Zibelman, New York State Public Service Commission • Peter Zschokke, National Grid
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Webinar Housekeeping Items
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• We’re recording the webinar and will post it on our web site. • Because of the large number of participants, everyone is in
listen mode only. • Please use the chat box to send us your questions and
comments any time during the webinar.
• Report authors will present for about 40 minutes.
• Moderated Q&A will follow, with the report authors responding to questions typed in the chat box.
• The report and webinar slides are posted at feur.lbl.gov
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AbouttheAuthors
• Dr.FredrichKahrlisadirectorattheconsul,ngfirmEnergyandEnvironmentalEconomics,Inc.(E3),whereheleadsthefirm’sresearcheffortsandcoordinatesinterna,onalwork.Kahrlhasworkedonelectricityplanning,markets,andregula,oninavarietyofstateandna,onalcontexts.HereceivedM.S.andPh.D.degreesinenergyandresourcesfromtheUniversityofCalifornia,Berkeley,andaB.A.inphilosophyfromtheCollegeofWilliam&Mary.
• Dr.AndrewD.MillsisaResearchScien,stintheElectricityMarketsandPolicyGroupatLawrenceBerkeleyNa,onalLaboratory.Heconductsresearchandpolicyanalysisonrenewableresourcesandtransmission,includingpowersystemopera,onsandvalua,onofwindandsolar.Millshaspublishedhisresearchinleadingacademicjournalsandwasacontribu,ngauthortotheInterna,onalPanelonClimateChange’sFibhAssessmentReportandSpecialReportonRenewableEnergySourcesandClimateChangeMi,ga,on.Previously,MillsworkedwithAllCellTechnologies,abaderytechnologystart-upcompany.HehasaPh.D.andM.S.inEnergyandResourcesfromUniversityofCalifornia,Berkeley,andaB.S.inMechanicalEngineeringfromtheIllinoisIns,tuteofTechnology.
• LukeLavinisanassociateatE3,workingprimarilyinthedistributedenergyresourcesandresourceplanninggroups.Lavin’srecentworkincludesstudiesvaluingenergystorage,distributedsolarPV,andotherdistributedenergyresources,aswellasworkontheCaliforniaPublicU,li,esCommission’simplementa,onofa50percentrenewableporfoliostandard.HeholdsaB.A.inPhysicsandAnthropologyfromAmherstCollege.
• Dr.NancyE.RyanisapartneratE3,wheresheleadsitsworkontransporta,onelectrifica,onandworksacrossthefirmonpolicyandstrategyprojectsforadiversearrayofpublic-andprivate-sectorclients.Previously,RyanservedontheCaliforniaPublicU,li,esCommission,whereshealsoheldaseriesofhighlevelposi,ons,includingCommissioner.SheholdsaPh.D.ineconomicsfromtheUniversityofCalifornia,Berkeley,andaB.A.ineconomicsfromYaleUniversity.
• ArneOlsonisapartneratE3,whereheleadsthecompany’sresourceplanninggroup.Olsonhasworkedextensivelywithregulatorsandu,li,esonresourceplanninginanumberofstates,includingCalifornia,Colorado,Oregon,Idaho,WashingtonandWyoming.HeearnedB.S.degreesinMathema,calSciencesandSta,s,csfromtheUniversityofWashington,andanM.S.degreeinInterna,onalEnergyManagementandPolicyfromtheUniversityofPennsylvaniaandtheÉcoleNa,onaleSupérieureduPétroleetdesMoteursoftheIns,tutFrançaisduPétrole.
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Please use the chat box to send us your questions and comments any time during the webinar. We’ll address as many questions as we can following the presentation. The report and webinar slides are posted at feur.lbl.gov
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Overview
• Background• ParadigmShib• EmergingIssuesandEvolvingPrac,ces• SummaryandConsidera,onsforRegulators
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KeyQues,ons
• Howiselectricityresourceplanningchanging?
• Howmightitevolveoverthenextdecade?
• Whatdoesthisimplyforstateandfederalregulators?
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Approach
• Reportexaminesemergingissuesandevolvingprac,cesinfivekeyareas:1) Central-scalegenera,on2) Distributedgenera,on3) Demand-sideresources4) Transmission5) Uncertaintyandrisk
• Basedonanalysis,reportdis,llskeyconsidera,onsforregulators
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Scope
• U.S.electricitysectoriscomplex,varietyofplanningcontexts:– Ver,callyintegratedu,li,es(RTO/ISOornon-RTO/ISOregions)
– Restructuredu,li,eswithlimitedretailcompe,,on– Municipalu,li,es(RTO/ISOornon-RTO/ISOregions)– Electriccoopera,ves– Compe,,veretailproviders– Federalpowermarketers– Andmore…
• Planningfunc,onsobendividedamongu,li,es,stateagencies,RTOs/ISOs
• Reportseekstomaintainbroadperspec,veandrelevance
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Scope
• Analysisbasedonreviewof10resourceplans:– 6formalintegratedresourceplans(IRPs)
– 3long-termresourceplans
– 1defaultserviceplan
– Otherstateagency,RTO/ISOplanningdocuments
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UPlity RTO/ISORegion StatesServed PlanType PlanYear
ConsolidatedEdisonCompanyofNewYork(CECONY)
NewYorkIndependentSystemOperator(NYISO)
NewYork Long-rangeresourceplan
2012
DukeEnergyCarolinas(DEC)
None NorthCarolina,SouthCarolina
IRP 2014
FloridaPowerandLight(FPL)
None Florida Long-rangeresourceplan
2015
GeorgiaPowerCompany(GPC)
None Georgia IRP 2013
HawaiianElectricCompanies
None Hawaii IRP 2013
PacifiCorp None California,Idaho,Oregon,Utah,Washington,Wyoming
IRP 2015
PECOEnergyCompany(PECO)
Pennsylvania-NewJersey-MarylandInterconnec,on(PJM)
Pennsylvania Defaultserviceplan 2015
SouthernCaliforniaEdison(SCE)
CaliforniaIndependentSystemOperator(CAISO)
California Long-rangeresourceplan
2011
TennesseeValleyAuthority(TVA)
None Tennessee,Alabama,Mississippi,Kentucky,Georgia,NorthCarolina,Virginia
IRP 2015
NorthernStatesPowerCompany(NSP)
Midcon,nentIndependentSystemOperator(MISO)
Michigan,Minnesota,NorthDakota,SouthDakota,Wisconsin
IRP 2015
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RoleofResourcePlanning
• Electricityinfrastructureobenhaslonglead,mesandlife,mes
• Keygoalofresourceplanningistoencourageprudentdecisionsthathavelong-termimplica,ons
• Planningprocessesprovidecommonreferencepointonpossiblefutures
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0 1 2 3 4 5 6 7 8 9 10
EnergyefficiencyCT
SolarPVCCGT
OnshorewindSolarthermal
PulverizedcoalGeothermal
BiomassHydropower
OffshorewindNuclearpowerTransmission
LeadTime(Years)
0 10 20 30 40 50 60 70 80 90 100
EnergyefficiencyGeothermal
OnshorewindOffshorewindSolarthermal
SolarPVCCGT
CTBiomass
PulverizedcoalNuclearpowerHydropowerTransmission
PhysicalLife,me(Years)
Lead time
Lifetime
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PlanningTensions
• Statevs.federal– Numberofrecentfederalrulesandregula,onsraiseques,onsaboutstatevs.federaljurisdic,on:o Hughesvs.Taleno FERCOrder1000
(subjectofforthcomingLBNLreport)
• Planningvs.markets– Primarilyanissuewhereu,li,esplaymorelimitedroleinprocurement(i.e.,withcompe,,veretail)
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Overview
• Background• ParadigmShi^• EmergingIssuesandEvolvingPrac,ces• SummaryandConsidera,onsforRegulators
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PlanningParadigmShib
• Sixkeyfactorsdrivingmajorchangesinelectricityindustry
• Changeshavesignificantimplica,onsforresourceplanning,gradualparadigmshib
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ResourcePlanningParadigmShib
Environmentalandenergypolicies
Naturalgasrelianceand
priceuncertainty
Decliningrenewabletechnology
costs
Flatordecliningload
growth
Changingconsumerpreferences
ICTimprove-mentsanddeployment
See “Additional Slides”
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Overview
• Background• ParadigmShib• EmergingIssuesandEvolvingPracPces
– Central-ScaleGeneraPon– DistributedGeneraPon– Demand-SideResources– Transmission– UncertaintyandRisk
• SummaryandConsidera,onsforRegulators
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Central-ScaleGenera,on:EmergingIssues
• Greatestchangesinplanningprac,cesforcentral-scalegenera,onrelatetowindandsolar
• Differentcharacteris,csthanotherresources:– Physical(variable,uncertain)
– Economic(highfixedcost,verylowvariablecost)
• Requiresplanninginnova,ons
• See“Addi,onalSlides”
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LowerPenetraPons
Understanding
flexibilityofexis,ngsystem,value
proposi,onofRE
HigherPenetraPons
Makinglargerchangesinopera,ons,
investmentstoaccommodateRE
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EmergingBestPracPces• Trea,ngwindandsolargenera,onin
investmentmodelsas“selectable”resources
• Includingmoredetailedopera,onalcharacteris,csininvestment/procurement(expansion)models
• Usingreliability-basedapproaches(e.g.,ELCC)todeterminecapacitycreditofwindandsolargenera,on
• Coordina,ngplanningacrossu,li,esandbalancingareas
Forexamples,seeDEC,NSP,PacifiCorp,TVAIRPs
Central-ScaleGenera,on:EvolvingPrac,ces
• Keyareas:– Howu,li,eschooseamountandcomposi,onofrenewableresources
– Howu,li,es/RTOsassessopera,onalimpacts,incorporateintoplanning
– Howu,li,es/RTOsassesscapacitycreditsandvaluesforrenewableenergy
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DistributedGenera,on:EmergingIssues
• DGcanhavesignificantimpactonsystemopera,ons,needforand,mingofinvestmentsinconven,onalgenera,onandT&Dinfrastructure
• U,li,eshavelimiteddirectcontroloveradop,on
• Thatsaid,u,li,es:– DohavesomeabilitytotargetDGadop,on
– CanplanforDGuncertainty
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0
20
40
60
80
100
120
200120022003200420052006200720082009201020112012201320142015
InstalledCa
pacityofC
ustomerso
nNEM
Tariff
(MW)
MECO
HELCO
HECO
Figure shows net energy metering installations in MECO, HELCO, HECO from 2001 to 2015 In five years customers in MECO, HELCO, HECO install 246, 54, and 58 MW, respectively, of NEM DG (22%, 29%, 30% of 2013 system peak)
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DistributedGenera,on:EvolvingPrac,ces
• Keyareas:– Howu,li,es/RTOsaremodelingDGadop,onanditsimpactonbulksystemplanningvariables
– Howu,li,esarevaluingDGinresourceplans
– Howu,li,esandregulatorsarecomprehensivelyassessingDGimpacts,beyondtradi,onalresourceplanning
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EmergingBestPracPces• Genera,ngDGforecastsusingmodelsofcustomeradop,onbehaviorinresourceplanningprocess
• Assessingloca,onalvalueofDG,incorpora,ngdistribu,ondeferralvaluesinDGevalua,on
• Makinguseof“triggers”and“signposts”torevisitplansifadop,onissignificantlydifferentthanan,cipated
Forexamples,seeCECONY,NSP,PacifiCorp,TVAplans;SCEDRPs
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Demand-sideResources:EmergingIssues
• Valueofdemand-sideresources(DERs)—EE,DR,storage—willlikelyincreaseovernextdecade– Drivenbypublicpolicygoals
• Newopportuni,es:– NewkindsofDERresources(EVs,distributedstorage),newIT,newbusinessmodels
• However,DERplanningobennotwellintegratedintosupplyplanning,notincludedinriskanalysis
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EmergingDemand-
sideResources
EVs
Storage
EE
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Demand-sideResources:EvolvingPrac,ces
• Keyareas:– HowDERplanningisintegratedintoresourcevalua,onandselec,on,includingriskanalysis
– HowretailratesandratedesignimpactsareincorporatedintoDERmodeling,loadforecasts
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EmergingBestPracPces• Trea,ngDERsasselectable
resourcesinbulkexpansionmodels• Incorpora,ngloca,onalbenefitsof
DERsinresourceevalua,ons• Integra,ngevalua,onacrossDERs
(includingDG)• Bederunderstandingpoten,alof
priceresponsiveloads(e.g.,EVs,DG+storage),pilo,ngretailratedesignstoprovideresourcebenefits
Forexamples,seeCECONY’sIDSMtool,PacifiCorpandTVAplans,SCEDRP
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Transmission:EmergingIssues
• Transmissionprovidesanumberofresourcebenefits– Lowercostsforcapacity,energy,andancillaryservices,increasedflexibility
• Valueoftransmissionwillalsolikelyincreaseovernextdecade– Publicpolicygoals
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• Transmissionplanninggenerallynotwellintegratedwithresourceplanning– Differentques,onsforRTOandnon-RTOjurisdic,ons
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EmergingBestPracPces• Evalua,ngmul,plebenefitsoftransmission(notjustreliabilityorconges,on)
• Incorpora,ngvalueofreducedwindandsolarcurtailment
• Coordina,nginputsinresourceandtransmissionplans
• Undertaking,andpoten,allyins,tu,onalizing,non-wiresalterna,vesanalysis
Transmission:EvolvingPrac,ces
• Keyareas:– Howthecapacity,energy,andflexibilitybenefitsoftransmissionarevaluedinmarketsandplanningtools
– Howalterna,vestotransmissionareconsideredintransmissionvalua,onandselec,on
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UncertaintyandRisk:EmergingIssues
• Electricityindustryhasalwaysfaceduncertaintyandmanagedrisk
• Currentlevelsofuncertaintyakintoprevioustransi,onperiods– Driversofuncertaintyobeninterrelated
• Regulatorsandu,li,esshouldbeproac,velymanagingrisks
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EnvironmentalregulaPons
Renewabletechnologycosts
andpolicy
Distributedenergy
resources
LoadgrowthNuclearregulatoryissues
Naturalgasrelianceand
prices
TransmissionsiPngandpermibng
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UncertaintyandRisk:EvolvingPrac,ces
• Keyareas:– Howu,li,esareincorpora,ngriskintoresourcevalua,onandselec,on
– Howmetricsareinterpretedandincorporatedintopreferredplan
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EmergingBestPracPces• Usingquan,ta,veriskanalysisandrisk-adjustedmetricsindevelopmentofpreferredresourceporfolio
• Developingclearcriteriaforhowrisk-adjustedmetricswillbeusedinevalua,ngdifferentpoten,alresourceporfolios
Forexamples,seeNSP,PacifiCorp,TVAIRPs
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RiskAnalysis
• Increasedcompu,ngpowerallowsscreeningofporfoliosbasedonaveragecostandcostvariance– Systema,csensi,vityanalysisonresourceporfolios
• Selec,onofpreferredporfolios,llrequiressignificantjudgement
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PVRR Mean
PVR
R V
aria
nce
Lower cost Higher risk
Higher cost Lower risk
High cost High risk
Low cost Low risk
Which of these portfolios is preferred?
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Overview
• Background• ParadigmShib• EmergingIssuesandEvolvingPrac,ces• SummaryandConsideraPonsforRegulators
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Summary
• Electricityindustryischanging,resourceplanningmustevolvetokeeppace– Evolu,onneedstobeinform,func,on,andmethods
• Planninginnova,onsandbestprac,cesareemerging,regulatorscanencourageandsupporttheiruse
• Withbederdata,newmethods,andmorecompu,ngpower,importantnottolosesightoftheroleofjudgementinplanning
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10Considera,onsforRegulators
1) Moreintegratedapproachestoresourceevalua,onandacquisi,onØ Valueofintegratedplanningincreasesduringtransi,on
periods2) Morecomprehensiveconsidera,onofinvestment
driversØ Shibingfromreliabilitytoreliability,environment,risk
management3) Moreaccuraterepresenta,onofsolarandwind
genera,oninresourceplanningmodelsØ Focusonuncertaintyandopera,onaldetail,requires
industry-wideeffort
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10Considera,onsforRegulators
4) Greateraden,oninresourceplanningtocustomerbehavior,retailratedesignsandthedistribu,onsystemØ Newopportuni,esforreducingu,litycostsand
risks,butalsonewsourcesofuncertaintyandrisk
5) Riskanalysisanduseofrisk-adjustedmetricsØ Aden,ontomethodsandhowanalysisandmetrics
areusedinporfolioselec,on
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10Considera,onsforRegulators
6) BalancingprecisionandtransparencyinplanningmodelsØ Intui,oniss,llcri,cal,s,llneedback-of-the-envelope
analysisandsimpleranaly,caltools7) Coherencebetweenplanningandlong-term
policiesandregula,onsØ Foru,li,es,understandingcostsandnon-compliance
risks,emphasisontransi,on8) Deeperexper,seatstateregulatorycommissions
andenergyagenciesØ Agenciesdealingwithmorecomplextechnicalissues,
buildingexper,semayrequirehigh-levelpolicysupport
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10Considera,onsforRegulators
9) Exploringnewopportuni,esforinforma,onsharingandcollabora,onØ Diversityofinputsandprac,ces,someconvergence
wouldbebeneficial
10) Regionalcoordina,oninresourceplanningØ Valueofcoordina,onandcoopera,onincreasesin
transi,onperiods
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Ques,ons?
?
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Please use the chat box to send us your questions and comments. The report and webinar slides are posted at feur.lbl.gov
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ForMoreInforma,onontheSeries
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LisaSchwartzElectricityMarketsandPolicyGroup
LawrenceBerkeleyNa,onalLaboratory(510)486-6315
[email protected]
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AddiPonalSlides
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EnvironmentalPolicies
• Airquality– MercuryandAirToxicsStandards
– RegionalHazeRule– Cross-StateAirPollu,onRule
• Waterquality– CoalCombus,onResidualsRule
– CleanWaterIntakeStructures• Climatechange
– CarbonPollu,onStandardsforNew,ModifiedandReconstructedPowerPlants
– CleanPowerPlan
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Retrofit or retire? If retire, replace with what?
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NaturalGasPrices
• Naturalgaspricescurrentlyathistoriclows
• Industrybecomingincreasinglyreliantonnaturalgasgenera,on
• Howshouldnaturalgaspricesbeincorporatedinresourceplans?
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AEO 2015
AEO 2016
Figures show EIA 2015 and 2016 AEO Henry Hub gas price forecasts
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RenewableEnergyTechnologyCosts
• Technologycosts($/kW)forsolarhavefallendrama,cally,windcostshavealsocomedown
• Willthesetrendscon,nue?
• Atwhatpointdowechangehowwethinkaboutthemasaresource?
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Figure shows solar PPA prices from 2006 to 2015, based on LBNL sample, from Tracking the Sun
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LoadGrowth
• Industryhasseensteadydeclineinsalessince1970s,butnowpoten,allynega,ve
• Howdoflat/decliningsalesaffectresourcedecisions?
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-5%
0%
5%
10%
15%
20%
1950
1952
1954
1956
1958
1960
1962
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1998
2000
2002
2004
2006
2008
2010
2012
2014
Annu
alGrowthinElectricity
Sales(%
)
Annual DecadalAverage
Figures shows U.S. electricity industry annual sales growth and decadal averages; data are from EIA
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Ques,onsforHigherRenewablePenetra,ons
• Higherpenetra,onsofsolarandwindchangescopeofrelevantresourceplanningques,ons
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Is there flexibility in neighboring systems to
absorb additional imports?
Is there more flexibility in current
system (e.g., in scheduling,
reserves)
Are there cost-effective investments that will reduce curtailment?
Figure is from E3’s Western Interconnection Flexibility Assessment, https://www.wecc.biz/Administrative/Flexibility%20Study%20-%20E3.pdf