BS EN 13521-2002 Footwear - Test methods for uppers lining and insocks - Thermal insulation《鞋靴 鞋帮、鞋衬和鞋里的试验方法 隔热》.pdf

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1、BRITISH STANDARD BS EN 13521:2002 Footwear Test methods for uppers, lining and insocks Thermal insulation The European Standard EN 13521:2001 has the status of a British Standard ICS 61.060 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 13521:2002 This British Standard,

2、having been prepared under the direction of the Materials and Chemicals Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 24 January 2002 BSI 24 January 2002 ISBN 0 580 38930 8 National foreword This British Standard is the offi

3、cial English language version of EN 13521:2001. The UK participation in its preparation was entrusted to Technical Committee TCI/69, Footwear and leather, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-referen

4、ces The British Standards which implement international or European publications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalog

5、ue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text;

6、 present to the responsible European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside fr

7、ont cover, the EN title page, pages 2 to 8, an inside back cover and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN13521 November2

8、001 ICS61.060 Englishversion FootwearTestmethodsforuppers,liningandinsocks Thermalinsulation ChaussuresMthodesdessaidestiges,deladoublureet despremiresdepropretIsolationthermique SchuhePrfverfahrenfrSchfte,Futterund DeckbrandsohlenWrmedmmung ThisEuropeanStandardwasapprovedbyCENon4October2001. CENmem

9、bersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmembe

10、r. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgi

11、um,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 20

12、01CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN13521:2001EEN13521:2001(E) 2 Contents page Foreword3 1 Scope 4 2 Normativereferences 4 3 Termsanddefinitions. .4 4 Apparatusandmaterial .4 5 Samplingandconditioning. 6 6 Testmethod. .6 6.1 Principle6

13、 6.2 Procedure .6 7 Expressionofresults . .7 8 Testreport . .8EN13521:2001(E) 3 Foreword ThisEuropeanStandardhasbeenpreparedbyTechnicalCommitteeCEN/TC309“Footwear“,thesecretariatof whichisheldbyAENOR. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor

14、 byendorsement,atthelatestbyMay2002,andconflictingnationalstandardsshallbewithdrawnatthelatestby May2002. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, Franc

15、e,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden, SwitzerlandandtheUnitedKingdom.EN13521:2001(E) 4 1Scope ThisEuropeanStandardspecifiesatestmethodfordeterminingthethermalconductivityofuppers,liningand insocksirrespectiveofthematerial,inordertoassessthesuitab

16、ilityfortheenduse. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepu

17、blicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN12222 FootwearStandardatmospheresforconditioningandtestingoffootwearandcomponentsfor footwear. 3 Termsanddefinitions Fort

18、hepurposesofthisEuropeanStandard,thefollowingtermsanddefinitionsapply. 3.1 thermalinsulation thermalconductivityofamaterialunderstaticconditions 3.2 upper materialsformingtheoutersurfaceofthefootwearwhichisattachedtothesoleassemblyandcoverstheupper dorsalsurfaceofthefoot.Inthecaseofbootsthisalsoincl

19、udestheouterfaceofthematerialcoveringtheleg. Onlythematerialsthatarevisibleareincluded,noaccountshouldbetakenofunderlyingmaterials 3.3 completeupperassembly finishedupper,fullyseamed,joinedorlaminatedasappropriate,comprisingthecentrematerialandanylining(s) togetherwithallcomponentssuchasinterlinings

20、,adhesives,membranes,foamsorreinforcements,butexcluding toepuffsandstiffeners NOTE Thecompleteupperassemblycanbeflat,2dimensionalorcompriselastedupperinthefinalfootwear. 4 Apparatusandmaterial Thefollowingapparatusandmaterialshallbeused: 4.1 “Leesdisc”apparatus ,seeFigure1,includingthefollowing: 4.1

21、.1 Cylindricalbrassblock,whichwillsubsequentlybereferredtoasblockB1,with: 4.1.1.1 Diameterofapproximately75mmwhichisknownwithanaccuracyof0,2mm. 4.1.1.2 Heightofapproximately25mmwhichisknownwithanaccuracyof0,2mm. 4.1.1.3 Holeofdiameter2mm0,1mmdrilledradiallytoitscentre. 4.1.1.4 TypeKthermocoupleinser

22、tedintotheholeuntilitsjunctionisatthebottomofthehole.EN13521:2001(E) 5 4.1.1.5 Remainingvolumeoftheholeshallbefilledwithahighthermalconductivitycompoundwithathermal conductivityofbetterthan0,8W/(mC),forexampleametaloxidefilledpasteofthetypeusedbetweenhigh powersemiconductorelectronicdevicesandheatsi

23、nks. 4.1.2 Circularelectricalheaterelementwhich: 4.1.2.1 Hasadiameterthesameasthatoftheblocksin4.1.1,withatoleranceof0,5mm. 4.1.2.2 Iscapableofdissipatingaminimumpowerdensityof400W/m 2 fromeachofitscircularfaces. 4.1.2.3 HasacylindricalbrassblockandthermocoupleofthesamedimensionsasblockB1bondedtobot

24、hits topandbottomfaceswithahighthermalconductivityadhesivecompound.Thesetwoblockswillsubsequentlybe referredtoasB2andB3. 4.1.3 Afourthcylindricalbrassblockfittedwithathermocoupleasin4.1.1ofthesamediameterasblockB1but ofheight(82)mm.Thisisformeasuringtheambienttemperatureofthesurroundingatmosphereand

25、will subsequentlybereferredtoasblockB4. 4.1.4 Apowersupplyunitconnectedtotheheaterelement(4.1.2).Theunitshouldbecapableofsupplying sufficientpowertoenabletheheaterelementtodissipateapowerdensityof400W/m 2 fromeachofitscircular faces. 4.1.5 Meansofmeasuringthepowerbeingsuppliedtotheheaterelementtoana

26、ccuracyof4mW. 4.1.6 Meansofmountingtheheaterandblockassemblysothataircancirculatefreelyaroundalltheoutside edgesoftheassembly. 4.1.7 Devicecapableofmeasuringanddisplayingthetemperaturesofthethermocouplesinthefourbrass cylindricalblockstoanaccuracyof0,2C. 4.2 Circularpressknifeorsimilardeviceforcutti

27、ng circulartestspecimensofthesamediameterasthe blockB1,withatoleranceof0,5mm. 4.3 Dialthicknessgauge whichappliesapressureof(2,00,2)kPatothetestspecimenandiscapableof measuringtothenearest0,01mm.EN13521:2001(E) 6 Key 1 Testspecimen 2B l o c k B 1 3 Temperaturedisplay 4 Heater 5B l o c k B 2 6 Switch

28、ingdevice 7B l o c k B 3 8B l o c k B 4 Figure1Leesdiscthermalconductivityapparatus 5Sampling and conditioning 5.1 StoretheuncutsheetmaterialinaconditionedstandardatmosphereasspecifiedinEN12222foratleast 48hpriortocuttingtestspecimens. 5.2 CuttwocirculartestspecimensofthesamediameterasthemetalblockB

29、1,withatoleranceof0,5mm. NOTE Testspecimenscanbetakeneitherfrommaterialslikelytobeusedforuppersandliningsorfrommadeupuppers orfinishedfootwear.Preparetestspecimensfromcompleteupperassemblieswhentheliningmaterialispermanentlyattached totheuppermaterial. 6 Testmethod 6.1Principle Aconstantheatsourceis

30、sandwichedbetweentwoidenticalmetalcylinderswhicharemountedwiththeiraxes vertical.Atestspecimenisplacedonthetopsurfaceoftheuppercylinderandathirdidenticalmetalcylinderis placedontopofthetestspecimensothatallthecylindersandthetestspecimenareconcentricallyaligned.The heatsourceisswitchedonandthetempera

31、turesofthethreeblocksallowedtoreachequilibrium.Thethermal conductivityofthetestspecimenisthendeterminedfromthesteadystatetemperaturesofthethreeblocks,the exposedsurfaceareasoftheblocksandtestspecimenandthethicknessofthetestspecimen. 6.2Procedure 6.2.1 Usethethicknessgauge(4.3)tomeasurethethickness S

32、,inmm,atthecentreofeachtestspecimenand recordthesetwovaluestothenearest0,05mm.EN13521:2001(E) 7 6.2.2 Ensurethattheheaterassembly(4.1.2)ismountedverticallysothatblockB2isaboveblockB3,see Figure1.PlacetheapparatusinatemperaturecontrolledatmosphereasspecifiedinEN12222andpositionitso thataircancirculat

33、efreelyaroundtheassembly. 6.2.3 PlaceoneofthetestspecimensontotheuppersurfaceofblockB2andcarefullyresttheblockB1ontop ofthetestspecimen.Thesurfaceofthetestspecimenwhichwillbenearestthefootshallbeplacedagainstblock B2sothatitisclosesttotheheaterelement.AdjustthepositionsoftheblockB1andthetestspecimen

34、untilthey arebothconcentricallyalignedwiththeheaterassembly(4.1.2). 6.2.4 Switchonthepowersupplyunit(4.1.4)andadjustuntilitisdeliveringsufficientpowertoheatthebrass cylindricalblocks,B2andB3,toasteadystatetemperatureof35 C5C. NOTE Typicallyacurrentof0,14Aatavoltageof18Visrequiredtoachieveasteadystat

35、etemperatureof35 C 5 C. 6.2.5 Atregularintervalsofapproximately30minrecordthetemperatureofthefourblocksB1,B2,B3andB4to thenearest0,2C. 6.2.6 Whenthreesetsofsuccessivereadingsarefoundtobewithin0,2Cforeachblockthenthetestshallbe terminated.Recordthetemperatures,inC,ofthefourblocksas TE 1 , TE 2 , TE 3

36、 and TE 4 respectively.Removethe testspecimenandblockB1fromtheheaterassembly(4.1.2)andrepeattheprocedurein6.2.3to6.2.6forthe othertestspecimen. 7 Expressionofresults 7.1 Calculatetheexposedarea,insquaremetres(m 2 ),ofblocksB1,B2andB3using: ExposedareaofblockB1=A1= D(0,25 D)+ H ExposedareaofblockB3=A

37、3= D(0,25 D)+ H ExposedareaofblockB2=A2= H D where Aistheexposedarea,insquaremetres(m 2 ); Disthediameterofblocksasin4.1.1.1and4.1.2.3,inmetres(m); Histheheightofblocksasin4.1.1.2,inmetres(m). NOTE Alldiameterandheightmeasurementsareconvertedfrommmtombydividingthemby1000. 7.2 Foreachtestspecimencalc

38、ulate: 7.2.1 Exposedarea,insquaremetres(m 2 ),oftestspecimenusing: Exposedareaoftestspecimen= A s = S D where Sisthethicknessoftestspecimenmeasuredin6.2.1,inmetres(m); Disthediameteroftestspecimen(see5.2),inmetres(m). 7.2.2 Power,inwatts,suppliedtoheaterusing: Powersupplied= P= V IEN13521:2001(E) 8

39、where Visthevoltagesuppliedtoheater,involts(V); Iisthecurrentsuppliedtotheheater,inamperes(A). 7.2.3 Thetemperatures,in C,ofblocksB1,B2,andB3aboveambientas: T 1 = TE 1 TE 4 T 2 = TE 2 TE 4 T 3 = TE 3 TE 4 7.2.4 Theaveragetemperature,in C,ofthetestspecimen, T s ,where: T s =0,5( T 1 + T 2 ) 7.2.5 The

40、thermalconductivityofthetestspecimen, K,inwattspermetreperdegreeCelsius(W/mC)using: K= P S( A s T s +2 A 1 T 1 )/ (A 1 T 1 + A s T s + A 2 T 2 + A 3 T 3 )(0,5 D 2 ( T 2 T 1 ) 7.3 Calculatethearithmeticmeanofthetwovaluesofthermalconductivity, K a ,tothreesignificantfigures. 7.4 Calculatetheaveragethe

41、rmalresistanceofthetestspecimens, R,insquaremetresdegreeCelsiusperwatt (m 2 C/W)fromthearithmeticmeanofthethermalconductivitiesusingtheequation: Thermalresistance= S a / K a where S a isthearithmeticmeanthicknessofthetwospecimens,inmetres(m); K a isthearithmeticmeanthermalconductivity,inwattspermetr

42、eperdegreeCelsius(W/mC). 8 Testreport Thetestreportshallincludethefollowinginformation: a) thearithmeticmeanthermalconductivityascalculatedin7.3; b) theaveragethermalresistanceascalculatedin7.4; c) adescriptionofthematerialincludingcommercialreferences(stylecodes,etc.); d) adescriptionofanyliningoro

43、therreinforcementpresent; e) referencetothemethodoftest; f) thepressureonthetestspecimen(derivedfrommassofblockB1andsurfaceareaofblock); g) dateoftesting; h) anydeviationsfromthistestmethod.blankBS EN 13521:2002 BSI 389 Chiswick High Road London W4 4AL BSI British Standards Institution BSI is the independent national body responsible for preparing British Standards. It p

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