Energy Sustainability at University of Illinois Urbana-Champaign Yu Xu.

Energy Sustainability at Energy Sustainability at University of Illinois University of Illinois Urbana-Champaign Urbana-Champaign

Yu XuYu Xu

Energy EfficiencyEnergy Efficiency

Reduce operation costsReduce operation costs Improving quality of lifeImproving quality of life Stabilizing carbon emissions and Stabilizing carbon emissions and

reducing global climate change reducing global climate change impactsimpacts

UIUC Energy-Use PolicyUIUC Energy-Use Policy

From 2002 to 2006: 150% increase in From 2002 to 2006: 150% increase in utility costsutility costs

Campus Energy Goals:Campus Energy Goals:• Reduce energy consumption and costReduce energy consumption and cost• Shift to renewable energy resourcesShift to renewable energy resources• Reduce greenhouse gas emissionsReduce greenhouse gas emissions

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UIUC Energy Use PolicyUIUC Energy Use Policy

Utility metering programUtility metering program Education and awarenessEducation and awareness Personal responsibilityPersonal responsibility Purchasing energy-efficient equipmentPurchasing energy-efficient equipment TransportationTransportation Implementation of incentive-based system Implementation of incentive-based system

for energy-consumptionfor energy-consumption• Carbon taxCarbon tax• Departments allocated certain amount of Departments allocated certain amount of

energy usageenergy usage

Energy Conservation of Computer Energy Conservation of Computer EquipmentEquipment

Turn off when not in use:Turn off when not in use:• Monitors, printers, scanners, powered Monitors, printers, scanners, powered

speakersspeakers Use power-saving modes when Use power-saving modes when

computer isn’t in usecomputer isn’t in use• Screensavers do NOT reduce power Screensavers do NOT reduce power

usageusage• Sleep modeSleep mode

Leadership in Energy and Leadership in Energy and Environmental Design (LEED)Environmental Design (LEED)

U.S. Green Building CouncilU.S. Green Building Council Standards for environmentally sustainable Standards for environmentally sustainable

constructionconstruction Buildings graded on a point scale with 4 levels of Buildings graded on a point scale with 4 levels of

certificationcertification• Certified: 40-50%Certified: 40-50%• Silver: 50-60%Silver: 50-60%• Gold: 60-80%Gold: 60-80%• Platinum: 80+%Platinum: 80+%

Future construction, remodeling, or renovation Future construction, remodeling, or renovation projects of $5+ million must be LEED Silverprojects of $5+ million must be LEED Silver

Business Instructional FacilityBusiness Instructional Facility

Corner of 6Corner of 6thth and Gregory and Gregory LEED Gold BuildingLEED Gold Building

Business Instructional FacilityBusiness Instructional Facility

Will use ~75% less energy than older Will use ~75% less energy than older buildings on campus (i.e. Lincoln buildings on campus (i.e. Lincoln Hall, Davenport Hall)Hall, Davenport Hall)

Photovoltaic ArrayPhotovoltaic Array• Converts solar energy into electricityConverts solar energy into electricity• Will produce 8-9% of electricity per yearWill produce 8-9% of electricity per year• Funded by clean energy technology fee Funded by clean energy technology fee

and State of Illinois Clean Energy and State of Illinois Clean Energy FoundationFoundation

Business Instructional FacilityBusiness Instructional Facility Two green roofsTwo green roofs

• Planted with drought resistant plants, mostly Planted with drought resistant plants, mostly SedumSedum

Occupancy and COOccupancy and CO22 sensors sensors Dual switch of office lightingDual switch of office lighting Triple glaze windows with interstitial blindsTriple glaze windows with interstitial blinds Displacement vents at ground levelDisplacement vents at ground level Daylight dimming with photosensorsDaylight dimming with photosensors Thicker wall constructionThicker wall construction Courtyard – Native speciesCourtyard – Native species ~90% construction waste recycled~90% construction waste recycled

Business Instructional FacilityBusiness Instructional Facility

Wind TurbinesWind Turbines

Three 1.5 megawatt wind turbines on Three 1.5 megawatt wind turbines on South FarmsSouth Farms

Funding partially supported by clean Funding partially supported by clean energy technology feeenergy technology fee

Expected 10.6 million kilowatt-hours a Expected 10.6 million kilowatt-hours a yearyear

Expected to provide 2.7% of campus’s Expected to provide 2.7% of campus’s annual total energy consumptionannual total energy consumption

Delayed by FAA, now moved to east of Delayed by FAA, now moved to east of Race StreetRace Street

Blue WatersBlue Waters

National Center for Supercomputing ApplicationsNational Center for Supercomputing Applications

Blue WatersBlue Waters

Creation of petascale (10Creation of petascale (101515) computer ) computer system 500 times more powerful than system 500 times more powerful than today’s supercomputerstoday’s supercomputers

Uses: Study complex processesUses: Study complex processes $208 million over 4.5 years, complete in $208 million over 4.5 years, complete in

20112011 Will run at peak capacity almost 24/7Will run at peak capacity almost 24/7 Will consume an additional 25% of current Will consume an additional 25% of current

energy usage on campusenergy usage on campus Will use water coolingWill use water cooling

Fume HoodsFume Hoods

Of the highest 15 energy-consuming Of the highest 15 energy-consuming buildings on campus, 9 have buildings on campus, 9 have extensive fume hood systemsextensive fume hood systems

Always on, but rarely usedAlways on, but rarely used Costs ~$6000 per fume hood per Costs ~$6000 per fume hood per

yearyear

Students for Environmental Students for Environmental ConcernConcern

Anyone can submit proposals to help Anyone can submit proposals to help the campus lower energy the campus lower energy consumptionconsumption

Funded by $2 clean energy Funded by $2 clean energy technology feetechnology fee

Fee generates $70,000 per semesterFee generates $70,000 per semester

For the FutureFor the Future

LEED Gold Renovation in Lincoln HallLEED Gold Renovation in Lincoln Hall LEED Silver Renovation in 6-Pack LEED Silver Renovation in 6-Pack

Dining and Residence HallDining and Residence Hall Student InitiativesStudent Initiatives