Project Sunburst St. Marys County Public Schools Integration of - - PowerPoint PPT Presentation

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Feb 03, 2023 326 likes •417 views

Project Sunburst St. Marys County Public Schools Integration of Green Features since 1993 Energy Performance Contract from early 1990s 2004 Green Charrette for Evergreen Elementary School 2005 Created Energy Manager

SLIDE 1

Project Sunburst

SLIDE 2

St. Mary’s County Public Schools
Integration of Green Features since 1993
Energy Performance Contract from early 1990’s
2004 Green Charrette for Evergreen Elementary School
2005 Created Energy Manager
2007 Sustainable Vision for Management
2008 Commissioning of Buildings
2009 Established “Green School Coordinators”
2010 Project Sunburst
2014 Energy Efficiency Projects
2014 23 out of 27 Schools MAEOE Certified Green School

SLIDE 3

Project Sunburst

Reduction in Electric Rates
Hedge Against Increases in Electric Rates Due to

Increases in Fossil Fuel Costs or Surcharges

Demonstration of Environmental Stewardship
Educational Tool

SLIDE 4

Project Sunburst Site

SLIDE 5

Power Factor

137,000 88,993 81,340

kWh kVAh kVarh

36.5 66.1 109,857 36,106 PF = 109,857/137,000 = .80 Billable Demand = 200 kW x.90 / .80 = 225 kW PF = 36,106/88,993 = .40 Billable Demand = 200 kW x.90 / .40 = 450 kW

SLIDE 6

Financial Changes

Decrease in kWh rates by 10%
Increase in billable demand (kW) rates by 30%
Decrease in SREC wholesale rates by 50%

SLIDE 7

Educational Opportunities

Solar Facility Monitoring System
Passive Solar Tracker Installed by Dr. James A. Forrest

Career and Technology Center Students

Passive Solar Tracker as a learning tool for Dr. James A.

Forrest Career and Technology Center Students

Career Day Participation

SLIDE 8

Solar Lessons

Know your tariff rates and structure
Pay attention to termination values and schedule
Systems are reliable
Opportunities for greater integration into building systems