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AgendaDay1

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AgendaDay2

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PowerSystemsEngineeringCenter

AutonomousEnergyGridsBenKroposki,PhD,PE,FIEEE

Director–PowerSystemsEngineeringCenter

h8ps://www.nrel.gov/grid/

AutonomousEnergyGridsop#mizedforsecure,resilientandeconomicopera#ons

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Communications

• CurrentpowersystemsdeliverelectricityinonedirecBonfromlargecentralplantstocustomerloads

• ThereisanincreasingamountofdistributedandvariablegeneraBon,energystorage,andnewloadsbeingaddedtothegrid-causingbi-direcBonalpowerflowsandvoltagefluctuaBonsthatimpactcontrolandopBmizaBon

• NewintelligenceisbeingaddedtothegridthroughsmartdevicesandcommunicaBons-drasBcallyincreasingtheamountofinformaBonavailableaboutgridcondiBons

• ThereisgrowinguseofcombinedheatandpowerandnaturalgasgeneraBon–increasinginterdependencieswiththeelectricalgridandotherdomains

• AllthesecontributetocybersecurityandresilienceconcernsandsoluBons

• OurvisionistodevelopAutonomousEnergyGridsthatareopBmizedforsecure,resilient,andeconomicoperaBonsthroughadvancedscienceincontrols,opBmizaBon,big-dataanalyBcsandcomplexsystems

Gas Heat

Water

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q  Equivalenttoautonomousvehicles,“AutonomousEnergyGrids”donotrequireoperators,canbeextremelyresilient(self-healing)andcanopBmizethemselvesforreliabilityandeconomicperformancewhileintegraBngenergyinallforms

q  NeedtoadvancefoundaBonalsciencetodevelopacommonanalyBcalframeworkformodeling,opBmizaBon,andcontrolofcomplexsystemsatmulBplespaBalandtemporalscales

Op?miza?onNonlinearControl

Big-dataAnaly?csComplexSystems

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SmartGridDevices

CyberSecurity

CreaBngAutonomousEnergyGrids–NeedsinFoundaBonalScience

WorkshopFocus-TechnicalAreasforAutonomousEnergyGrids

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Big-dataAnaly?csComplexSystemsTheory

Op?miza?onTheory

NonlinearControlTheory

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Non-LinearControlTheory

Applica?ons:

q  Low-inerBaenergysystemsq  Autonomousandfractalgridsq  Autonomouselectricvehicles

Advancecoretheoryin:

q  Stabilityofnetworkednonlinearsystemsq  ExistenceanduniquenessofODEsystemsq  NonlinearmodelpredicBvecontrolq  Dynamicprogramming

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Highlynetworkedsystem

Op?miza?onTheory

f

x(tk)

x(tk`1|k)

xk`1

x1

x2

x˚ptq

X

fpx, tkq

fpx, tk`1q

NonconvexopBmizaBontheory

ConvexOpBmizaBontheory

Advancecoretheoryin:

q  DynamicanddistributedopBmizaBonq  OpBmizaBononmanifoldsq  Time-varyingmonotoneoperatorsq  ConvexrelaxaBon

Applica?ons:

q  Real-BmeopBmizaBonofpowersystemsq  TransacBvemulB-energysystemsq  Cyber-physicalenergysystemsq  Electric(autonomous)vehicles

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Big-dataAnaly?cs

Advancecoretheoryin:

q  Dynamicregretanalysisq  Kernel-baseddataimputaBonand

predicBonq  Graphicalmodelsq  DynamicProgramming

Applica?ons:

q  ForecasBngatmulBpleBmescalesq  AnomalydetecBonandcybersecurityq  Energydata(de)compressionq  Energy-customerbehavioralscienceq  Autonomousdispatchcenter

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MatrixopBmizaBon

TensordecomposiBon

ComplexSystemTheory

Advancecoretheoryin:

q  Fixed-pointmethodsfornonlinearequaBonsq  ModelreducBonandapproximaBonq  UncertaintyquanBficaBonq  Modelingofcoupledinfrastructuresq  FullBmespectrummodeling

Applica?ons:

q  Large-scalemulB-energysystemsq  Synthesisofdynamicalmodelsq  Feasibilitystudiesq  StochasBccontrolandopBmizaBonq  Economical-dynamicanalysis

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AutonomousEnergyGridsWorkshop

ThisworkshopseekscommunityengagementandinputonthescienceandtechnicalchallengesthatmustbeaddressedtomeettheemergingneedsofAutonomousEnergyGrids.Overthetwodays,wewillexploreadvancesinnon-linearcontroltheory,opBmizaBontheory,bigdataanalyBcs,andcomplexsystemmodeling.IdenBfythegapsandchallengesintheoryandcomputaBonrelatedtothatareneedtoachieveAutonomousEnergyGridsIdenBfyresearchtoolsandcapabiliBesneededtomeetthesechallenges.

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EnjoytheWorkshop!