Energy Conservation Energy Conservation InitiativesInitiatives

Joan KowalJoan KowalEnergy Manager, UMCPEnergy Manager, UMCP

May 1, 2008May 1, 2008

Previous Initiatives:Previous Initiatives: Combined Heat and Power PlantCombined Heat and Power Plant

Doubled efficiency of boiler plant from Doubled efficiency of boiler plant from 35% to nearly 70% with combined 35% to nearly 70% with combined production of electricity and steamproduction of electricity and steam

Energy consumption reduced by 32%Energy consumption reduced by 32%

Reduced carbon emissions by Reduced carbon emissions by converting to natural gas and No. 2 oilconverting to natural gas and No. 2 oil

NONOxx, So, Soxx, PM, PM1010 emissions 50% – 95% emissions 50% – 95% below thresholds established by EPAbelow thresholds established by EPA

Combined Heat and Power PlantCombined Heat and Power Plant

Doubled efficiency of boiler plant from Doubled efficiency of boiler plant from 35% to nearly 70% with combined 35% to nearly 70% with combined production of electricity and steamproduction of electricity and steam

Energy consumption reduced by 32%Energy consumption reduced by 32%

Reduced carbon emissions by Reduced carbon emissions by converting to natural gas and No. 2 oilconverting to natural gas and No. 2 oil

NONOxx, So, Soxx, PM, PM1010 emissions 50% – 95% emissions 50% – 95% below thresholds established by EPAbelow thresholds established by EPA

Energy Savings:Energy Savings:

0102030405060708090

100

Before After

Tri

llio

ns

of B

TU

’s

Equivalent to Energy Consumed by 7,590 HomesEquivalent to Energy Consumed by 7,590 Homes

Previous Initiatives Previous Initiatives (cont’d) (cont’d) :: Changed lamps from T-12s to T-8s (1994-1996); Changed lamps from T-12s to T-8s (1994-1996);

changed magnetic ballast to electronic changed magnetic ballast to electronic Added variable frequency drives to large Added variable frequency drives to large

motors to allow for more efficient operationmotors to allow for more efficient operation CO2 sensors added to efficiently monitor the CO2 sensors added to efficiently monitor the

needs of outside airneeds of outside air Broadened the band of standard comfort zone Broadened the band of standard comfort zone

range from 68 to 78 degreesrange from 68 to 78 degrees Total campus savings of approximately 10-15% Total campus savings of approximately 10-15%

or $2-3M at today’s electricity ratesor $2-3M at today’s electricity rates

Planned Initiatives:Planned Initiatives: New Lighting RetrofitsNew Lighting Retrofits

Project will replace T-8 lamps with T-5sProject will replace T-8 lamps with T-5s Reduced lighting levels in most areas Reduced lighting levels in most areas

Hallway demonstration lighting in 1Hallway demonstration lighting in 1stst floor of AV floor of AV WilliamsWilliams

Addition of occupancy sensorsAddition of occupancy sensors Changing light color to “full spectrum” – looks Changing light color to “full spectrum” – looks

brighter brighter Configure to allow for use of timers; remote Configure to allow for use of timers; remote

control through building automation systemcontrol through building automation system

Planned Initiatives:Planned Initiatives: Energy AuditsEnergy Audits

Energy Service Companies (ESCO) to audit Energy Service Companies (ESCO) to audit various buildings on campus for energy various buildings on campus for energy conservation upgrades;conservation upgrades;

5-10 buildings will be reviewed in FY08;5-10 buildings will be reviewed in FY08; Implementation of recommendations should Implementation of recommendations should

begin as early as summer, 2008. begin as early as summer, 2008. ESCO will guarantee energy savings over the ESCO will guarantee energy savings over the

term of the contract term of the contract State to facilitate funding for up-front capital State to facilitate funding for up-front capital

costscosts

Planned Initiatives:Planned Initiatives: Renewable EnergyRenewable Energy

Signed MOU with Maryland Environmental Signed MOU with Maryland Environmental Service to review campus for renewable Service to review campus for renewable energy applications.energy applications.

Study will consider various technologies and Study will consider various technologies and make recommendations for the most cost make recommendations for the most cost effective applications.effective applications.

University will review recommendations; University will review recommendations; evaluated methods for financing; and select evaluated methods for financing; and select projects for installation.projects for installation.

MES has ability to provide procurement and MES has ability to provide procurement and turnkey installation services.turnkey installation services.

Additional Initiatives:Additional Initiatives: Pursuit of LEED – Silver certification for Pursuit of LEED – Silver certification for

new buildingsnew buildings Renovation of existing buildings using Renovation of existing buildings using

LEED standardsLEED standards Enhanced remote control capability of Enhanced remote control capability of

building systems to allow for electric building systems to allow for electric demand curtailmentdemand curtailment

Pursue procurement of renewable energy Pursue procurement of renewable energy for at least 15% of electric requirementsfor at least 15% of electric requirements