Smart Grid City:A blueprint for a connected, intelligent grid community
Dennis StephensDirector, Utility Innovations and
Smart Grid InvestmentsOSI User’s Conference
September, 23 2008
3
Drivers for change Grid reliability
Aging assets, heightened demands
Environment: Global climate change Legislative mandates for green power
Energy Security: Homeland security Dependence on foreign oil
Customer Choices: Growing needs and expectations Desire for greater flexibility and options
4
The Market – other efforts
Smart meters
Demand side management and distributed generation
Superconducting cables
Energy storage devices
Intelligent home/Smart appliances
Automatic power power restoration and correction for voltage, frequency and power factor issues
Renewable energy sector growth
5
Xcel Energy - Smart Grid vision & approachFirst to present a comprehensive solution
Broad portfolio of new technologies & projects Encompassing the entire power pathway Fuel source to end-use consumer
Collaborative model Shared risk, shared rewards
Focus on environmental aspects Uniquely positions Xcel Energy
6
AccentureCurrent GroupGridPointOSI SoftSchweitzer Engineering LaboratoriesVentyxXcel Energy
imagine. inspire. innovate.
7
SmartGridCity™ - Boulder, Colo. “An international showcase of smart grid
possibilities… a comprehensive demonstration of an intelligent grid
community”
Test technology Integrate smart grid
portfolio of projects Prove benefits
8
Boulder’s Key Strengths Ideal size (50,000 customers/meters)
Ideal geographic location (easy access to needed grid components)
Ideal Smart Grid consumers: Web-savvy, early adopters Environmentally aware
Collaborative opportunities with: University of Colorado National Center for Atmospheric Research National Institute of Standards and Technology City leaders
9
SmartGridCity™ Involves the entire energy pathway from the power source to the home
and all points in between Rich in IT High-speed, real-time, two-way communications Sensors enabling rapid diagnosis and corrections Dispatched distributed generation (PHEVs, wind, solar) Energy storage In-home energy controls Automated home energy use
10
Smart House
Plug-in hybrid electric cars
Added green power sources
Smart thermostats, appliances and in-home control devices
Real-time and green pricing Signals
High-speed, networked connections
Customer interaction with utility
11
We will need to collect, store, analyze and act on information
How we might use PI:Commercial Operation
Virtual Power PlantSubstation
Condition Based AnalysisDistribution
System Status and ControlCustomer
Demand Response/Distributed Generation