IEC 61725-1997 Analytical expression for daily solar profiles《太阳辐照在一天中分布的分析表达式》.pdf
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1、NORME INTERNATIONALE CEI IEC INTERNATIONAL STANDARD 61725 Premiredition Firstedition 199705 Numroderfrence Referencenumber CEI/IEC61725:1997 Expressionanalytique desprofilssolairesjournaliers Analyticalexpression fordailysolarprofilesValiditdelaprsentepublication Lecontenutechniquedespublicationsdel
2、aCEIestcons tammentrevuparlaCEIafinquilreflteltatactuelde latechnique. Desrenseignementsrelatifsladatedereconfirmationdela publicationsontdisponiblesauprsduBureauCentraldelaCEI. Lesrenseignementsrelatifscesrvisions,ltablis sementdesditionsrvisesetauxamendementspeuvent treobtenusauprsdesComitsnationa
3、uxdelaCEIet danslesdocumentscidessous: BulletindelaCEI AnnuairedelaCEI Publiannuellement CataloguedespublicationsdelaCEI Publiannuellementetmisjourrgulirement Terminologie Encequiconcernelaterminologiegnrale,lelecteurse reporteralaCEI60050: VocabulaireElectrotechnique International(VEI),quiseprsente
4、sousformedechapitres sparstraitantchacundunsujetdfini.Desdtails completssurleVEIpeuventtreobtenussurdemande. VoirgalementledictionnairemultilinguedelaCEI. Lestermesetdfinitionsfigurantdanslaprsentepubli cationonttsoittirsduVEI,soitspcifiquement approuvsauxfinsdecettepublication. Symbolesgraphiqueset
5、littraux Pourlessymbolesgraphiques,lessymboleslittrauxetles signesdusagegnralapprouvsparlaCEI,lelecteur consultera: laCEI60027:Symboleslittrauxutiliseren lectrotechnique; laCEI60417: Symbolesgraphiquesutilisables surlematriel.Index,relevetcompilationdes feuillesindividuelles; laCEI60617: Symbolesgra
6、phiquespourschmas; etpourlesappareilslectromdicaux, laCEI60878: Symbolesgraphiquespour quipementslectriquesenpratiquemdicale. Lessymbolesetsignescontenusdanslaprsentepubli cationonttsoittirsdelaCEI60027,delaCEI60417, delaCEI60617et/oudelaCEI60878,soitspcifiquement approuvsauxfinsdecettepublication.
7、PublicationsdelaCEItabliesparle mmecomitdtudes Lattentiondulecteurestattiresurleslistesfigurantlafin decettepublication,quinumrentlespublicationsdela CEIprparesparlecomitdtudesquiatablila prsentepublication. Validityofthispublication ThetechnicalcontentofIECpublicationsiskeptunder constantreviewbyth
8、eIEC,thusensuringthatthecontent reflectscurrenttechnology. Informationrelatingtothedateofthereconfirmationofthe publicationisavailablefromtheIECCentralOffice. Informationontherevisionwork,theissueofrevised editionsandamendmentsmaybeobtainedfrom IEC NationalCommitteesandfromthefollowingIEC sources: I
9、ECBulletin IECYearbook Publishedyearly CatalogueofIECpublications Publishedyearlywithregularupdates Terminology Forgeneralterminology,readersarereferredtoIEC60050: InternationalElectrotechnicalVocabulary(IEV),whichis issuedintheformofseparatechapterseachdealingwitha specificfield.FulldetailsoftheIEV
10、willbesuppliedon request.SeealsotheIECMultilingualDictionary. Thetermsanddefinitionscontainedinthepresentpubli cationhaveeitherbeentakenfromtheIEVorhavebeen specificallyapprovedforthepurposeofthispublication. Graphicalandlettersymbols Forgraphicalsymbols,andlettersymbolsandsigns approvedbytheIECforg
11、eneraluse,readersarereferredto publications: IEC60027: Lettersymbolstobeusedin electricaltechnology; IEC60417: Graphicalsymbolsforuseon equipment.Index,surveyandcompilationofthe singlesheets; IEC60617: Graphicalsymbolsfordiagrams; andformedicalelectricalequipment, IEC60878: Graphicalsymbolsforelectr
12、o medicalequipmentinmedicalpractice. Thesymbolsandsignscontainedinthepresentpublication haveeitherbeentakenfromIEC60027,IEC60417, IEC 60617and/orIEC60878,orhavebeenspecifically approvedforthepurposeofthispublication. IECpublicationspreparedbythesame technicalcommittee Theattentionofreadersisdrawntot
13、heendpagesofthis publicationwhichlisttheIECpublicationsissuedbythe technicalcommitteewhichhaspreparedthepresent publication.NORME INTERNATIONALE CEI IEC INTERNATIONAL STANDARD 61725 Premiredition Firstedition 199705 Expressionanalytique desprofilssolairesjournaliers Analyticalexpression fordailysola
14、rprofiles G Pourprix,voircatalogueenvigueur Forprice,seecurrentcatalogue CODEPRIX PRICECODE IEC1997Droitsdereproductionrservs Copyrightallrightsreserved Aucunepartiedecettepublicationnepeuttrereproduiteniut ilise sousquelqueformequecesoitetparaucunprocd,lectronique oumcanique,ycomprislaphotocopieetl
15、esmicrofilms,sans laccordcritdelditeur. Nopartofthispublicationmaybereproducedorut ilizedin anyformorbyanymeans,electronicormechanical,including photocopyingandmicrofilm,withoutpermissioninwritingfrom thepublisher. InternationalElectrotechnicalCommission 3,ruedeVarembGeneva,Switzerland Telefax:+4122
16、9190300 email:inmailiec.ch IECwebsitehttp:/www.iec.ch CommissionElectrotechniqueInternationale InternationalElectrotechnicalCommission2 61725CEI:1997 SOMMAIRE Pages AVANTPROPOS 4 INTRODUCTION . 6 Articles 1 Domainedapplication . 8 2 Dfinitions. 8 3 Profilanalytiquedelclairementsolaire 10 4 Intervall
17、esdevalidit 10 5 Exemples 12 Figures 1 Dfinitiondessymboles 8 2 Exemplesdeprofilsanalytiquesdelclairementsolaire 12 3 Intervalledevaliditdesprofilsanalytiquesdelclairementsolaire. 1261725IEC:1997 3 CONTENTS Page FOREWORD. 5 INTRODUCTION . 7 Clause 1 Scope . 9 2 Definitions. 9 3 Analyticalsolarirradi
18、anceprofile. . 11 4 Rangesofvalidity . 11 5 Examples 13 Figures 1 Definitionofsymbols. 9 2 Examplesofanalyticalsolarirradianceprofiles 13 3 Rangeofvalidityoftheanalyticalsolarirradianceprofiles . 134 61725CEI:1997 COMMISSIONLECTROTECHNIQUEINTERNATIONALE _ EXPRESSIONANALYTIQUEDESPROFILSSOLAIRESJOURNA
19、LIERS AVANTPROPOS 1) LaCEI(CommissionElectrotechniqueInternationale)estuneorganisationmondialedenormalisationcompose delensembledescomitslectrotechniquesnationaux(ComitsnationauxdelaCEI).LaCEIapourobjetde favoriserlacooprationinternationalepourtouteslesquestionsdenormalisationdanslesdomainesde llect
20、ricitetdellectronique.Aceteffet,laCEI,entreautresactivits,publiedesNormesinternationales. Leurlaborationestconfiedescomitsdtudes,auxtravauxdesquelstoutComitnationalintressparle sujettraitpeutparticiper.Lesorganisationsinternationales,gouvernementalesetnongouvernementales,en liaisonaveclaCEI,particip
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