1、ISOInternationalStandardISO50002-1Firstedition2025-06Energyaudits一Part1:GeneralrequirementswithguidanceforuseAuditsenergetiques一Partie1:ExigencesetrecommandationsdemiseenoeuvreReferencenumberISO50002-l:2025(en)COPYRIGHTPROTECTEDDOCUMENTISO2025Allrightsreserved.Unlessotherwisespecified,orrequiredinth
2、econtextofitsimplementation,nopartofthispublicationmaybereproducedorutilizedotherwiseinanyformorbyanymeans,electronicormechanical,includingphotocopying,orpostingontheinternetoranintranet,withoutpriorwrittenpermission.PermissioncanberequestedfromeitherISOattheaddressbeloworISO,smemberbodyinthecountry
3、oftherequester.ISOcopyrightofficeCP401Ch.deBlandonnet8CH-1214Vernier,GenevaPhone:+41227490111Email:copyrightiso.orgWebsite:www.iso.orgPublishedinSwitzerlandPageContentsForewordivIntroductionv1 Scope12 Normativereferences.13 Termsanddefinitions14 Principlesofenergyauditing64.1 General64.2 Competency6
4、4.3 Confidentiality64.4 Objectivity64.5 Accesstoequipment,resourcesandinformation64.6 Evidence-basedapproach64.7 Risk-basedapproach74.8 Communication75 Performinganenergyaudit7Planning8Openingmeeting10Datacollection11Measurementplan12Sitevisit13Analysis145.7.1 General145.7.2 Analysisofcurrentenergyp
5、erformance145.7.3 Identificationofenergyperformanceimprovementopportunities145.7.4 Evaluationofenergyperformanceimprovementopportunities155.7.5 Prioritizationofenergyperformanceimprovementactions15Reporting165.8.1 General165.8.2 Reportcontent16Closingmeeting176Competenceoftheenergyauditor186.1 Gener
6、al186.2 Genericcompetenceofenergyauditors186.2.1 General186.2.2 Energyauditprinciples,processesandmethods186.2.3 Energyauditstandardsandotherreferences186.2.4 Organizationanditscontext196.2.5 Applicablelegalrequirementsandotherrequirements196.3 Energyspecificcompetenceofenergyauditors196.4 Genericco
7、mpetenceofaleadenergyauditor20Annex A (informative)Guidanceontheuseofthisdocument21Annex B (informative)ApplicabilityofthisdocumenttootherInternationalStandards32Annex C (informative)Sampling36Bibliography37ForewordISO(theInternationalOrganizationforStandardization)isaworldwidefederationofnationalst
8、andardsbodies(ISOmemberbodies).TheworkofpreparingInternationalStandardsisnormallycarriedoutthroughISOtechnicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhastherighttoberepresentedonthatcommittee.Internationalorganizations,governmentalandnon-governmental
9、inliaisonwithISO,alsotakepartinthework.ISOcollaboratescloselywiththeInternationalElectrotechnicalCommission(IEC)onallmattersofelectrotechnicalstandardization.TheproceduresusedtodevelopthisdocumentandthoseintendedforitsfurthermaintenancearedescribedintheISO/IECDirectives,Part1.Inparticular,thediffer
10、entapprovalcriterianeededforthedifferenttypesofISOdocumentshouldbenoted.ThisdocumentwasdraftedinaccordancewiththeeditorialrulesoftheISO/IECDirectives,Part2(seeWWW.iso.org/directives).ISOdrawsattentiontothepossibilitythattheimplementationofthisdocumentmayinvolvetheuseof（八）patent(三).ISOtakesnoposition
11、concerningtheevidence,validityorapplicabilityofanyclaimedpatentrightsinrespectthereof.Asofthedateofpublicationofthisdocument,ISOhadnotreceivednoticeof（八）patent(三)whichmayberequiredtoimplementthisdocument.HoweverlImplementersarecautionedthatthismaynotrepresentthelatestinformation,whichmaybeobtainedfr
12、omthepatentdatabaseavailableatWWW.iso.org/patents.ISOshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.Anytradenameusedinthisdocumentisinformationgivenfortheconvenienceofusersanddoesnotconstituteanendorsement.Foranexplanationofthevoluntarynatureofstandards,themeaningofISOspecifictermsa
13、ndexpressionsrelatedtoconformityassessment,aswellasinformationaboutISOsadherencetotheWorldTradeOrganization(WTO)principlesintheTechnicalBarrierstoTrade(TBT),seeWWW.iso.org/iso/foreword.htmLThisdocumentwaspreparedbyTechnicalCommitteeISO/TC301,Energymanagementandenergysavings.Thisfirsteditioncancelsan
14、dreplacesISO50002:2014,whichhasbeentechnicallyrevised.Themainchangesareasfollows: thetermsanddefinitionshavebeenalignedwithISO50001:2018; newprincipleshavebeenadded; decarbonizationoptionshavebeenincludedinimprovementopportunities(renewableenergyandachievementofnetzero); energyauditorcompetencieshav
15、ebeenclarified.AlistofallpartsintheISO50002seriescanbefoundontheISOwebsite.Anyfeedbackorquestionsonthisdocumentshouldbedirectedtotheusersnationalstandardsbody.Acompletelistingofthesebodiescanbefoundatwww.iso.org/rnembnrs.html.Introduction0.1BackgroundAnenergyauditcomprisesmultipleyetinterlinkedactiv
16、itiesandprocessesrangingfromestablishingthescopeoftheenergyaudit,collectingandmeasuringtheappropriatedata,analysingtheenergyperformanceofanorganization,building(三),equipment,system(三)and/orPrOCeSs(es),siteobservationsandusingtheinformationtodrawconclusionsaboutenergyperformanceimprovementactions(EPI
17、As).TheintendedresultofenergyauditsistouseastructuredandplannedprocesstoidentifyandprioritizeEPIAs,whichwillhelpreducewastedenergyandcanobtainrelatedenvironmentalbenefits.Auditoutputsincludeinformationoncurrentenergyuseandperformance,andtheyproviderankedrecommendationsforimprovementthatarerelevantan
18、dpracticable.Thebenefitsofcarryingoutanenergyauditinclude: reducedenergyconsumption; economicandfinancialbenefits; reducedCO2eemissionsandgreenhousegas(GHG)reductionarisingfromenergyuse; relatedenvironmentalbenefits(e.g.airquality,waterreduction); distributionofenergyuseandGHGemissionsamongvariousen
19、ergysystems; benchmarkingofenergyuse; assessmentofenergyperformanceofspecificenergysystems; otherbenefits(e.g.productionefficiencies,maintenance,training).0.2ISO50002seriesTheISO50002serieswasrevisedusingISO50002:2014andEN16247-1:2022asthestartingpoint.Itallowsfordifferencesinapproachandintermsofsco
20、pe,boundaryandauditobjective,andseekstoharmonizecommonaspectsofenergyauditinginordertoenhanceclarityandtransparency.TheISO50002seriesincludesthefollowingparts: Thisdocumentprovidestheprinciplesanddefinesthecommonsetofrequirementsforconductingenergyauditsforbuildings,equipment,processes,systems,trans
21、portandotherapplicationsneededtoidentifyopportunitiestoimproveenergyperformance.Theenergyauditprocessispresentedasasimplechronologicalsequence,butthisdoesnotprecluderepeatediterationsofcertainsteps. ISO50002-2providesguidanceforusingthisdocumentwhenconductinganenergyauditofabuildingoraportfolioofbui
22、ldings. ISO50002-3providesguidanceforusingthisdocumentwhenconductinganenergyauditinvolvingprocesses.Thisappliestoanyprocessthatconvertsaninputofanorganizationintosaleableoutputssuchasamanufacturingprocessorindustrialprocess.TheISO50002seriesbenefitsorganizations,energyauditors,andstakeholdersworldwi
23、debyprovidingclarityandconsistencyfordesigning,developing,conductingandreportingenergyaudits.Specifically,theuseoftheISO50002series: enhancesthecredibilityandtransparencyofenergyauditingactivities; promotesacommonunderstandingandexpectationsbetweentheorganizationandtheenergyauditorsontheenergyauditp
24、rocessesandtherolesandresponsibilitiesofeachparties; facilitatesthedevelopmentandimplementationofEPIAsthatprovidecredibleandtracibleanalysis; facilitatestheabilitytotrackperformanceandprogressoftheenergyauditactivity; facilitatesthedesignofenergyauditservicesbyorganizationsprovidingenergyauditingser
25、vices; supportssustainabledevelopmentandtheactionsneededtoachievealow-carboneconomy.TheapplicabilityofthisdocumenttootherInternationalStandardsisgiveninAnnexB.0.3UsingthisdocumentaspartofanISO50001energyreviewAnenergyauditcanbeusedaspartofanISO50001energyrevieworpartofotherassociatedorganizationalin
26、itiatives(e.g.environmentalmanagement,sustainability,netzeroinitiatives).Itcanalsobeconductedindependentoftheorganizationsotherinitiatives.SomeorganizationsimplementinganISO50001energymanagementsystemcanrequireadditionalsupporttoimplementthetechnicalelementsofanISO50001energyreview.Usingthisdocument
27、aspartofanISO50001energyreviewenablestheorganizationto: organize,planandresourcetheenergyreviewactivities; ensurethattheactivitiesarecarriedoutbycompetentenergyauditors; beabletomonitorandtrackitsprogress.ClauseB.IgivesadditionalguidanceonhowtostructureanenergyauditaspartofanISO50001energyreview.Ifa
28、nenergyauditisgoingtobepartofawiderEnMS,theenergyauditorcanberequiredtohavecompetenceinISO50001.Energyaudits一Part1:Generalrequirementswithguidanceforuse1 ScopeThisdocumentspecifies: theprinciplesofcarryingoutenergyaudits; theprocessrequirementsforcarryingoutanenergyauditinrelationtoenergyperformance
29、 therolesandresponsibilitiesoftheorganizationandtheenergyauditor; deliverablesforenergyaudits.Itgivesguidanceondeterminingand/orevaluatingthecompetenceoftheenergyauditor.Thisdocumentisapplicabletoanyorganizationregardlessofitssize,complexity,geographicallocation,organizationalcultureortheproductsan
30、dservicesitprovides,irrespectiveofthequantity,useortypesofenergyused.Thisdocumentdoesnotapplytoselectingandevaluatingthecompetenceofbodiesprovidingenergyauditservices.Italsodoesnotapplytoauditinganorganizationsenergymanagementsystem(EnMS),asthisisdescribedinISO50003.Additionaldocumentsprovideinforma
31、tionguidanceonapplyingtheenergyauditprocesstobuildings(seeISO50002-2,processes(seeISO50002-3)andotherapplicationsoruses.2 NormativereferencesTherearenonormativereferencesinthisdocument.3 TermsanddefinitionsForthepurposesofthisdocument,thefollowingtermsanddefinitionsapply.ISOandIECmaintainterminology
32、databasesforuseinstandardizationatthefollowingaddresses: ISOOnlinebrowsingplatform:availableathttps:WWW.iso.org/obp IECElectropedia:availableathttps:WWWeleCtroPedia.org3.1auditobjectivepurposeofanenergyaudit(3.4)agreedbetweentheorganization(3.18)andtheenergyauditor(3.6)3.2boundaryphysicaland/ororgan
33、izationallimitsasagreedbetweentheorganization(3.18)andtheenergyauditor(3.6)forthepurposeofconductinganenergyaudit(3.4)EXAMPLEAprocess,agroupofprocesses,asite,multiplesitesunderthecontrolofanorganization,anentireorganization.Note1toentry:Theboundaryofanenergymanagementsystemcanbedifferentfromthebound
34、aryofanenergyaudit.Note2toentry:Theenergyauditcanincludeoneormoreboundaries.SOURCE:ISO50006:2023,3.1.2,modified11virtua,deletedandasagreedbetweentheorganizationandtheenergyauditorforthepurposeofconductinganenergyaudit“replaced“asdefinedbytheentityforastatedpurpose1.Exampleadded.Notestoentryreplaced.
35、3.3energyelectricity,fuels,steam,heat,compressedairandothersimilarmediaNote1toentry:Forthepurposesofthisdocument,energyreferstothevarioustypesofenergy,includingrenewable,whichcanbepurchased,stored,treated,usedinanequipmentorinaprocess,orrecovered.SOURCE:ISO50001:2018,3.5,13.4energyauditsystematicana
36、lysisofenergyuse(3.16),energybalance(3.7)andenergyconsumption(3.9)withinadefinedenergyauditscope(3.5)andtimeframe,inordertoidentify,quantifyandreportontheopportunitiesforimprovedenergyperformance(3.12)Note1toentry:Energyaudit,isthenormalexpressioninEnglish.Thereareotherexpressionsforthesameconcept,e
37、g.diagnosij,inItalianand“diagn6sticoinPortuguese.Note2toentry:Inindustry,energyauditsandenergyassessment11arebothcommonlyusedterms.Anassessmentdealsprimarilywithexaminingadherencetoasetofconceptsandprinciplesandevaluatingtheoutcomethroughbothquantitativeandqualitativedata.Incontrast,thefocusofanaud
38、itisprimarilyonproceduresandprocessesthataretobefollowed.3.5energyauditscopeextentofenergyuse(3.16)andrelatedactivitiestobeincludedintheenergyaudit(3.4),asdefinedbytheorganization(3.18)inconsultationwiththeenergyauditor(3.6),whichcanincludeseveralboundaries(3.2)EXAMPLEOrganization,facility/facilitie
39、s,equipment,SyStem(三),process(es).Note1toentry:Theenergyauditscopecanincludeenergy(3.3)relatedtotransport.3.6energyauditorindividualorteamofpeopleconductinganenergyaudit(3.4)Note1toentry:Energyauditscanbeconductedbytheorganizationf3.18usinginternalresourcesorexternalresources,suchasenergyconsultants
40、andenergyservicecompanies.Note2toentry:Anenergyauditor,whetherinternalorexternal,needstoworkwithinternalpersonnelrelevanttothedefinedenergyauditscopef3.5).SOURCE:EN16247-1:2022,3.2,modified,orteamofpeople11replaced11groupofpeopleorbody,Note1toentrydeleted.3.7energybalanceaccounting,byenergytypeand/o
41、renergyuse(3.16),ofenergyinputandenergyoutputofanenergy-usingsystem,consideringenergystorageandenergylossNote1toentry:Energystorageisconsideredwithinenergysupplyorenergyuse.Ifincludedintheenergyauditscope(3.5),anenergybalanceneedstoincludeenergystorageandfeedstockvariation,aswellaswastedenergyorener
42、gycontentinmaterialflows.Note2toentry:Anenergybalancereconcilesallenergy(3.3),goodsandproductsthatenterthesystemboundary(3.2)againsttheenergy,goodsandproductsleavingthesystemboundary.3.8energybaselineEnBvalueprovidingabasisforcomparisonofenergyperformance(3.12)SOURCE:ISO50006:2023,3.1.4,modifiedNote
43、s1and2toentrydeleted.3.9energyconsumptionquantityofenergy(3.3)appliedNote1toentry:Energyconsumptioncanberepresentedinvolume(e.g.litresoffuel,mass,weightunitsorenergyunits(e.g.GJ,kWh).SOURCE:ISO50006:2023,3.1.53.10energyefficiencyratioorotherquantitativerelationshipbetweenanoutputofprocessandaninputo
44、fenergy(3.3)EXAMPLEConversionefficiency,energyrequired/energyconsumed,theoreticalenergyusedtooperate/energyusedtooperate.Note1toentry:Theoutputofaprocesscanbeproducts,servicesorenergy.Note2toentry:Bothinputandoutputshouldbeclearlyspecifiedintermsofquantityandqualityandshouldbemeasurable.SOURCE:ISO50
45、006:2023,3.16,modifiedExamplerevised.3.11energyflowdescriptionormappingofprocessesfortransferofenergy(3.3)orconversionofenergywithinthedefinedenergyauditscope(3.53.12energyperformancemeasurableresult(三)relatedtoenergyefficiency(3.10),energyuse(3.16)andenergyconsumption(3.9)SOURCE:ISO50001:2018,3.4.3
46、modifiedNotes1and2toentrydeleted.3.13energyperformanceimprovementimprovementinmeasurableresultsofenergyefficiency(3.10)orenergyconsumption(3.9)relatedtoenergyuse(3.16),comparedtoabaselineSOURCE:ISO50001:2018,3.4.6,modified“abaselinereplaced,theenergybaseline,3.14energyperformanceimprovementactionEP
47、IAactionormeasureorgroupofactionsormeasuresimplementedorplannedwithinanorganization(3.18)intendedtoachieveenergyperformanceimprovement(3.13)throughtechnological,managerialoroperational,behavioural,economicalorotherchangesSOURCE:ISO50015:2014,3,53.15energyperformanceindicatorEnPImeasureusedtoquantifyenergyperformance(3.12)Note1toentry:IftheEnPIisusedforthedemonstrationofenergyperformanceimprovementf3.13).itreferstoenergyefficiency(3.10)orenergyconsumptionf3.9).Note2toentry:TheEnPIisdefinedbytheorganization(3.18).Note3toentry:EnPIscanbecalculatedbyusinganenergymodel.SOURCE:ISO50006:2023,3.1,10
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