The Energy Policy and associated

ECM Low Cost Project

Energy Conservation at UNC

Heating and Cooling Standards

Energy Policy

Building Occupancy Schedules

Energy Policy

Purchasing Policy

• Purchase Energy Star equipment

• Do not purchase or install incandescent or halogen lighting

• Discourage personal refrigerators, individual space heaters, hot plates

Energy Policy

Construction Projects

• Comply with the State Energy Code and energy requirements for state buildings

• Build smart

• Comply with UNC Design and Construction standards

Energy Policy

Campus Community

• Dress for the season

• Turn off lighting, printers, and other equipment when not in use

• Carpool, walk, pedal or teleport to reduce vehicle traffic

Energy Policy

• Application of temperature and occupancy standards where possible

• Focused effort on system tuning

• Initial campaign to building occupants to turn lighting and equipment off when not in use

ECM Low Cost Project

Estimated cost avoidance of $4.8M

Estimated MTCDE Reduction of 53,400

Cost of 5500 hours of internal labor and $150k of material and contractor support

ECM Low Cost Project

ECM1Raise Temp

ECM3Reduce Airflow

ECM4Stop Fighting

Coils

ECM6Optimize Free

Cooling Systems

System Tuning

Engage occupants to turn off lighting and equipment

• Reinforce with housekeepers as they leave buildings at night

• Engage building managers to reach out to occupants

Behavioral Involvement

Effects of Scheduling

0

500

1000

1500

2000

2500

3000

3500

4000

4500

5000 24 Hour Cooling Load For 39 Buildings

Tons

of C

ool-

ing

Steam Reduction

39% Reduction in steam load at Mary Ellen Jones in 12 hours

Health Science Library

66% Reduction in heating demand

56% Reduction in cooling demand

August Savings

4% Reduction in Electricity8% Reduction in Chilled Water20% Reduction in Steam

Calculated August SavingsOf

$157,000

August Savings

Questions????