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InstituteforSoftwareIntegratedSystems
TransactiveMicrogrids:ThenextGenerationofEnergyNetworks
Abhishek DubeyVanderbilt University
Sponsored inpartbySiemens,CT
Fromcentralizedtodecentralizedanddistributedenergysystems
ElectricalEnergyNetworksareChanging
ChangingGenerationMix TransactiveEnergy
ElectricCars Decentralization DER-s
IncreasingComplexity
World-class, interdisciplinary research with global impact.Institute for Software Integrated Systems
CatalystofthischangeisSmartHomes
1953:roundThermostat
World-class, interdisciplinary research with global impact.Institute for Software Integrated Systems
CatalystofthischangeisSmartHomes
1995:ProgrammableThermostat1953:roundThermostat
World-class, interdisciplinary research with global impact.Institute for Software Integrated Systems
CatalystofthischangeisSmartHomes
1995:ProgrammableThermostat1953:roundThermostat
2011:LearningThermostat
World-class, interdisciplinary research with global impact.Institute for Software Integrated Systems
CatalystofthischangeisSmartHomes
1995:ProgrammableThermostat1953:roundThermostat
2011:LearningThermostatToday:SmartHomeswithProductionandDelayedConsumptionCapabilityarethenewtrend
TransactiveEnergy:SmartHomes→ SmartProsumers
EnergyExchangeReducesDependenceontheGrid
typicalgenerationandconsumption profile
Participant1
Participant2
World-class, interdisciplinary research with global impact.Institute for Software Integrated SystemsWorld-class, interdisciplinary research with global impact.Institute for Software Integrated Systems
Microgrids
SmartBuildings
• Compute control actions using distributed averaging consensus within a specific time limit
• Requires real-time information dissemination & time-synchronized task execution
Decentralized Control
Requirements
World-class, interdisciplinary research with global impact.Institute for Software Integrated SystemsWorld-class, interdisciplinary research with global impact.Institute for Software Integrated Systems
Requirements
Decentralized Information• Preserve information integrity
across all actors in the system• Support for information
aggregation & transactions• Requires consensus & distributed
ledgerMicrogrids
SmartBuildings
Challenges:• Localenergymarketsafetyandefficiency– timesynchronizeddistributedIoT platformsproblem
TransactiveEnergy:SmartHomes→ SmartProsumers
EnergyExchangeReducesDependenceontheGrid
Challenges:• Localenergymarketsafetyandefficiency
• Integrityandauditabilityoffinalizedtransactions– decentralizedmanagementproblem
TransactiveEnergy:SmartHomes→ SmartProsumers
EnergyExchangeReducesDependenceontheGrid
Challenges:• Localenergymarketsafetyandefficiency
• Integrityandauditabilityoffinalizedtransactions
• Informationprivacy– leakageofenergyusagepatternstootherprosumers
– inferenceoffuturestatesfromprosumertransactions
– transactionsandenergyusagedatainatransactivemicrogrid aremuchrichersourcesofinformationthanthesimpleusagedatacollectedbysmartmeters
TransactiveEnergy:SmartHomes→ SmartProsumers
EnergyExchangeReducesDependenceontheGrid
World-class, interdisciplinary research with global impact.Institute for Software Integrated Systems
Whathavewebeenworkingon?
EnergyExchangeReducesDependenceontheGrid
• We introduce PETra, a blockchain-based solution that enables consumers to trade energy without sacrificing their privacy and provides safety and security for the grid. It provides the following:
PETra TradingPlatformandDistributedLedgerArchitecture
BidStorage
• byservingasadatabaseforbids,enablesprosumerstofindtradepartnerswithoutcommunicatingwithallpotentialpartners
• We introduce PETra, a blockchain-based solution that enables consumers to trade energy without sacrificing their privacy and provides safety and security for the grid. It provides the following:
PETra TradingPlatformandDistributedLedgerArchitecture
BidStorage
• byservingasadatabaseforbids,enablesprosumerstofindtradepartnerswithoutcommunicatingwithallpotentialpartners
DistributedLedger
• storestransactionsthatspecifytrades,energyproductionandconsumptionvalues,financialrecords,andregulatorypoliciesforthemicrogrid
• We introduce PETra, a blockchain-based solution that enables consumers to trade energy without sacrificing their privacy and provides safety and security for the grid. It provides the following:
PETra TradingPlatformandDistributedLedgerArchitecture
BidStorage
• byservingasadatabaseforbids,enablesprosumerstofindtradepartnerswithoutcommunicatingwithallpotentialpartners
Controller(Future)DistributedLedger
• storestransactionsthatspecifytrades,energyproductionandconsumptionvalues,financialrecords,andregulatorypoliciesforthemicrogrid
• stabilizesloadwithinthemicrogridandcontrolsitbasedontheloadintherestofthegrid
P2P EnergyTrading inaMicrogrid
P
P
P
P
P
PP
TM
PETra
P
Conventional energy market
Energydemandandsurplus.
Energy Retailer, or DSO
TM
TM
TM
TM
TM
TM
TM
TM
TM
TM Transactive Meter
Summary
• Informationprivacy– energyassets,anonymous addresses,andmixing
services– Onionandgarlicroutingforcommunication
anonymity• Assuringintegrityandauditabilityoffinalizedtransactions
– distributedledgerandtamperproofsmartmeters
URL:Scope.isis.Vanderbilt.eduEmail:[email protected]
EnergyExchangeReducesDependenceontheGrid
