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DeepEnergyRetrofitProject(DER)CaseStudiesfromIEAAnnex61
CyrusNasseriFederalEnergyManagementProgramU.S.DepartmentofEnergy
15September2016
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PurposeofCaseStudyDocumentation• Thetypicalenergyefficiencyprojectresultsin15%- 20%reductionin
energyuseintensity.ThiswillnotbesufficientforU.S.federalsectorprojectstoreachenergy,waterandGHGreductiongoals.
• DERprojects– 50%ormoreenergyreduction– requireinnovativeapproaches– Projectdesign- UseofleastcostpathECMbundlesinsteadofsingle
measures,combinationofhighandlessefficientmeasures– Projectfinancing:combinedfundingprivate/publictoleveragescarce
appropriatedfunding,butDERprojectsmustmeetESPC/UESCfinancialrequirementsandmusttakeatotalproject– notstagedrefurbishments- approach
– Projectmanagement:ManagingcombinedconstructionandESCOcontractors
• DERcasestudiesshowthatitisfeasibletoreduceenergybymorethan50%cost-effectively
• DocumentationofcasestudiesintheIEAAnnex61Guideto:– ProvidedesignguidancefortheDERECMbundles– SuggestfinancingmodelsespeciallytheusageofadvancedDEREPC– HelpformalizeandprovidebankabilityoftheDERvaluepropositions
– anefficient,healthy,comfortable,reliable,well-maintained,sustainableandsecurebuildingisworthmore
– Lessonslearned:assistancewithprojectmanagementandmakingsurebuildingsperformasdesigned
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KirstenEngelund Thomsen(AalborgUniversity,Denmark)providesanoverviewof26casestudiesandsomespecificprojectexamplesthatshowDERisfeasibleandprofitable.
KingaPorst Hydras(GSA),JayTulley (POMAG),DustyWheeler(Honeywell)summarizesomeindividualprojects,showinghowtodoit:• PresentanddiscussDERapproaches,successstories,and
lessonslearned• Emphasison:– Technicalsolutionstoreduceenergyconsumptionbyatleast50%
– Costeffectivenessoftheapproach(es)– Businessandfinancialmodelsused
CaseStudyPresentationSession