Pareto HouseSelectCommittee
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Transcript of Pareto HouseSelectCommittee
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BRIEFING ON ENERGY IMPROVEMENT DISTRICT MICROGRIDS
Presentation to:US Congressional Staff
May 10, 2010
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Pareto Energys Definition of Microgrid
() (
)
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UNDERSTANDINGOFSTAMFORDENERG
The UBS 103,000 Sq. Ft. Trading Floor Largest in the World
USERS
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Connecticut Generators Use Indonesian Coal
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Coal is Shipped 12,000 Nautical Miles to Bridgeport
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HOW
TH
ECURRENTGRID
DELIVERSENER
30-40% of Coal Use Results in Power60-70% of Coal Use Results in Green House Gas Emissions
Y
TOSTAMFORD
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HOW
TH
ECURRENTGRID
DELIVERSENER
Power to Norwalk Via 345 KV Overhead (5-7% line loss)
Y
TOSTAMFORD
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HOW
TH
ECURRENTGRID
DELIVERSENER
New England T&D System Exposed to Winter Storms
Y
TOSTAMFORD
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HOW
TH
ECURRENTGRID
DELIVERSENER
New England T&D System Exposed to Summer Storms
Y
TOSTAMFORD
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HOW
TH
ECURRENTGRID
DELIVERSENER
Power To Customer Via 13 KV Lines
Y
TOSTAMFORD
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HOW
TH
ECURRENTGRID
DELIVERSENER
Distribution Also Exposed to Weather Outages
Y
TOSTAMFORD
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HOW
TH
ECURRENTGRID
DELIVERSENER
Distribution Failures Due to Short Circuits Have Occurred
Y
TOSTAMFORD
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HOW
TH
ECURRENTGRID
DELIVERSENER
The Grid Serves Critical Infrastructure
Y
TOSTAMFORD
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THEMIC
ROGRIDSOLUTION
STEPBYSTEP
Microgrid Step 1: Locate Power at or Near Its Point of Use
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THEMIC
ROGRIDSOLUTION
STEPBYSTEP
Microgrid Step 2: Combined Heat and Power
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THEMIC
ROGRIDSOLUTION
STEPBYSTEP
Microgrid Step 5: Develop Architecture and Governance
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THEMICROGRIDSOLUTIONSTEPBYST
Microgrid Step 3: Overcome the Grid Interconnection ProblemThe Post-Microgrid Distribution System
P
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MICROGRID
COST-BENEFIT
Comparative Cost of Power in StamfordFor a Customer with Diesel Backup Versus a CHP Microgrid
Costs Grid Only EID
Grid Power + DieselBackup $0.21 $0.23
- vo e eseback-ups $0.21 $0.21
- Trigeneration $0.21 $0.16
- State and FederalIncentives $0.21 $0.13
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MICROGRIDENVIRONME
NTALIMPACT
Comparative Emissions in StamfordFor a Customer with Diesel Backup Versus a CHP Microgrid
NOx
EID Emissions Reduction
CO2
SO2
0 500,000 1,000,000 1,500,000 2,000,000
t
Without EID
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CONSID
ERINGMICROGRID
SINTHENATION
S
CAPITAL
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CONSIDERINGMICROGRIDSINTHENATIONSCAPIT
L
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