2 SG PowerSupply

7/25/2019 2 SG PowerSupply

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EE 295Smarter Electric Energy Systems

Part 2: Smart Grid and PowerSupply

Dr. Paul Hines

University of Vermont

School of Engineering


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EE 295Smarter Electric Energy Systems

Part 2A Some Basics of PowerSupply Economics

Dr. Paul Hines




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A thermal power plant

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5/52

Power plant costs

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Power plant revenue sources

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Incremental & Average Cost

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Power flow and contingency analysis

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OPF and its friends

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Smart Grid and Power Supply

Demand Response, Renewablesand Bulk Storage

Dr. Paul Hines




13/52

Three smart grid balancing technologies

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Renewables

Dr. Paul Hines




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Non-hydro renewable generation

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A VT day in January

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21/52

A day in June

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PV characteristic

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Wind resources


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Demand Response(Using data from BED)

Dr. Paul Hines




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What is Demand Response?

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Monitoring event day loads

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June 2009 New England Loads

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June 2009 Vermont System Loads

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Event 1 June 25, 2009

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Event 1 - Performance: 2,176 kW (94.4%)

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Event 1 Impact on BED system load

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Event 7 August 21, 2009

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44/52

Event 7 Performance (kW): 356 (17.4%)

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Bulk storage

Dr. Paul Hines



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47/52

Rationale for storage

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48/52

Bulk storage

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From PNNL:

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50/52

Power and Energy Density

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Typical capacity factors, operating hours

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