BS EN 13124-1-2001 Windows doors and shutters - Explosion resistance - Test method - Shock tube《门窗和百叶窗 抗爆性 试验方法 冲击管》.pdf

1、BRITISH STANDARD BS EN 13124-1:2001 Windows, doors and shutters Explosion resistance Test method Part 1: Shock tube The European Standard EN 13124-1:2001 has the status of a British Standard ICS 13.230; 91.060.50 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 13124-1:200

2、1 This British Standard, having been prepared under the direction of the Sector Committee for Building and Civil Engineering, was published under the authority of the Standards Committee and comes into effect on 15 June 2001 BSI 06-2001 ISBN 0 580 37703 2 National foreword This British Standard is t

3、he official English language version of EN 13124-1:2001. The UK participation in its preparation was entrusted to Technical Committee B/538, Doors, windows, shutters, hardware, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its se

4、cretary. Cross-references 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 Standa

5、rds Electronic Catalogue. 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 t

6、o understand the text; 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 fro

7、nt cover, an inside front cover, the EN title page, pages 2 to 11 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 EN131241 April20

8、01 ICS13.230;91.060.50 Englishversion Windows,doorsandshuttersExplosionresistanceTest methodPart1:Shocktube Fentres,portesetfermeturesRsistancelexplosion MthodedessaiPartie1:Tubeeffetdesouffle(shock tube) Fenster,TrenundAbschlsseSprengwirkungshemmung PrfverfahrenTeil1:Stossrohr ThisEuropeanStandardw

9、asapprovedbyCENon7March2001. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationt

10、otheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenat

11、ionalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCent

12、re:ruedeStassart,36B1050Brussels 2001CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN131241:2001EPage2 EN131241:2001 Contents Page Foreword.3 1 Scope.4 2 Normativereferences .4 3 Termsanddefinitions.4 4 Requirements6 5 Apparatus 6 6 Testspecimen.7 7

13、 Procedure 7 8 Sequenceoftest .8 9 Evaluationofresults.8 10 Testreport .9 11 Testreportsummary 10Page3 EN131241:2001 Foreword ThisEuropeanStandardhasbeenpreparedbyTechnicalCommitteeCEN/TC33,”Windows,doors, shutters,buildinghardwareandcurtainwalling”,thesecretariatofwhichisheldbyAFNOR. ThisEuropeanSt

14、andardshallbegiventhestatusofanationalstandard,eitherbypublicationofan identicaltextorbyendorsement,atthelatestbyOctober2001,andconflictingnationalstandardsshall bewithdrawnatthelatestbyOctober2001. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthe followingcountrie

15、sareboundtoimplementthisEuropeanStandard:Austria,Belgium,Czech Republic,Denmark,Finland,France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg, Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandtheUnitedKingdom.Page4 EN131241:2001 1 Scope ThisEuropeanStandardspecifiesaconventionaltestproceduret

16、opermitclassificationofthe explosionresistanceofwindows,doorsandshuttertogetherwiththeirinfills. ThisEuropeanStandardconcernsamethodoftestagainstblastwavesgeneratedbyusingashock tubefacilitytosimulateahighexplosivedetonationintheorderof100kgto2500kgTNTat distancesfromabout35mto50m. ThisEuropeanStand

17、ardcoversonlythebehaviourofthecompleteunitincludinginfill,frameand fixingsastested.Itgivesnoinformationontheabilityofthesurroundingwallorbuildingstructureto resistthedirectortransmittedforces. Ifthewindows,doorsandshuttersareintendedforspecificconditionsofclimate,specifictest conditionsmayberequired

18、. Itgivesnoinformationonthebehaviouroftheunitssubjectedtoothertypesofloading. NOTE Careshouldbetakentoensurethatalljointsbetweenthewallandthewindowordoorhaveprotection whichisatleastequaltothatofthewindowordoor. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisio

19、nsfromother publications.Thesenormativereferencesarecitedattheappropriateplacesinthetextandthe publicationsarelistedhereafter.Fordatedreferences,subsequentamendmentstoorrevisionsofany ofthesepublicationsapplytothisEuropeanStandard onlywhenincorporatedinitbyamendmentor revision.Forundatedreferencesth

20、elatesteditionofthepublicationreferredtoapplies(including amendments). EN131231:2001 Windows,doorsandshuttersExplosionresistanceRequirementsand classificationPart1:Shocktube 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thefollowingtermsanddefinitionsapply. 3.1 testspecimen sampleprepar

21、edandsubmittedfortesting 3.2 attackface thefaceofthetestspecimendesignedtofacetheexplosion 3.3 rearface theoppositesideofthetestspecimentotheattackfacePage5 EN131241:2001 3.4 breach anopeningcreatedbydistortioninthetestspecimenduringthetestandevidentafterthetest exceedingthatspecifiedinclause9.Anyop

22、eningcreatedbyafragmentofthespecimenpassing throughorejectedfromthetestspecimen 3.5 explosivepressureresistanceEXR resistanceofferedagainstadefinedpressurewave 3.6 pressurewave blastpressurepulseimpingingonthetestspecimendefinedinthetermsbelow.Thepressure recordedandreferredtoshallbethereflectedpres

23、sureexperiencedbythetestspecimenwhenitis positionedattheendoftheshocktube 3.6.1 peakpressure( P max ) theinitialpeakpressureabovetheambientatmosphericpressurefollowinganinstantaneousriseat thetimeofarrivalofthepulseatthetestspecimen 3.6.2 reflectedpressure areflectedpressureoccurswhenablastwavestrik

24、esthesurfaceofatargetwhichobstructstheflow. Theshockwavemovingthroughtheairimpactsagainstthetestspecimenandisreflectedproducing apressureonthesurfaceofthetestspecimenhavingahighervaluethanwouldhaveoccurredwithin anunobstructedflow 3.6.3 duration durationofthepositivephaseofthemeanpressuretrace(t + )

25、 3.6.4 pressuretimewavetrace thepressureexpressedasafunctionoftime(seeFigure1) 3.6.5 positivespecificimpulse( i + ) theareaunderthepressuretimetraceduringthefirstpositivephaseduration(seehatchedareain Figure1) 3.6.6 equivalenttriangularduration(t ) thedurationoftheequivalentpressuretimetracefollowin

26、gastraightlinefromthepeakpressureat thetimeofarrivaltozeropressure,formingatrianglehavingthesameimpulseareaasthedefined pressurewave i.e.t=twotimesspecificimpulsedividedbypressureexpressedas max 2 P i t Page6 EN131241:2001 4 Requirements Classificationrequirementsrelatingtotheexplosionresistanceofwi

27、ndows,doorsandshuttersare giveninEN131231. 5 Apparatus 5.1 Pressuregeneratingdevice Shocktubeorsimilardevicecapableofreproducingtheeffectsofaplaneshockwavefromahigh explosive. 5.2 Testspecimensupport Thetestspecimensupportshallbearigidframeorconstructionthroughwhichthetestspecimenmay besecurelyattac

28、hedtotheshocktube.Itshall: (a)besufficientlystrongtoresisttheblastforceswithoutdeformationandwithoutimparting deformationstothetestspecimen. (b)allowthetestspecimentobefixedinamannerrepresentativeofitsasbuiltconditionwithout imposingabnormalstresses. (c) preventpassageofblastpressureotherthanthrough

29、deformationorbydesignintentionofthetest specimen. (d)acceptmountingofpressuregaugesnexttotheattackface. Dimensioneddrawingsofstandardsupportsshallbepreparedbythetestingauthorityandmade availabletopotentialapplicants.Theseshallshowclearlythelocationsanddimensionsofopenings andallsuitablefixingpoints,

30、brackets,holesandbolts. Allandanyadditionalorpurposemadeframes,fixingpoints,methodsorsupportsandtheirdesigns shallbeagreedbetweentheapplicantandthetestingauthoritypriortoatestasbeingsuitableforthe purpose. 5.3 Equipmentformeasuring Equipmentshallcomprise: (a)Thermometerssuitableformeasuringtheambien

31、tairtemperatureandthetemperatureoftherear faceofthetestspecimentakingintoaccountvariationsduetoshade,sunlightorotherweather conditionstoanaccuracyof1C.Measurementstobetakenwithin30minofthetest. (b)Abarometersuitableformeasuringtheambientairpressureoutsidetheshocktubetoan accuracyof2mbar. (c) Gaugesi

32、nstrumentationsystemsformeasuringandrecordingthepressuretimehistoryofthe blastpulse.Thesecanbe:gaugesincorporatingpiezoelectric/piezoresistiveorequivalent pressuretransducerscapableofrespondingtovariationsinpressureswithin0,1msandrecording pressurestoanaccuracyof5%ofthepeakpressurethroughouttherange

33、ofpressuresand durationstobeexperienced.Page7 EN131241:2001 6 Testspecimen Thetestspecimenshallberepresentativeoftherelevantwindow,doororshutter(seeclause11). Theapplicantshallsupplydrawingsshowingdimensionsandallotherdetailsofthetestspecimento scaletogetherwithdescriptionandcompositionofallmaterial

34、sincludinginfills,fixingsetc. Thetestspecimensizeandmethodoffixingtothetestspecimensupportshallbeagreedbetweenthe testingauthorityandtheapplicant.Theattackfaceshallbeclearlymarked. Afterthetest,attherequestoftheapplicant,thetestingauthorityshallreturnthetestspecimen, adequatelyandindeliblymarkedforr

35、etention. 7 Procedure 7.1Installation Installthetestspecimeninthetestspecimensupport,ensuringthat: (a)Thealignment/relationshipbetweenallcomponentsiscorrect. (b)Thefixingsdonotcreateabnormalstressesinthetestspecimen. (c) Noopeningexistsbetween/aroundthetestspecimenandthetestspecimensupport. (d)Theha

36、rdware,mechanisms,movablesashesanddoorleavesareoperable. (e)Themethodoffixingandtype/quantityoffixingsusedareidenticalinallrespectstotheintended application. (f) Pressuregaugesareinstalledinsuitablyshaped,robustmountingsdesignedtominimisevibration effects.Aminimumoftwogaugesshallbeusedtorecordthebla

37、stpressuresexperiencedbythe attackfaceofthetestspecimen.Inthenormallocationforthetestspecimen,acrosstheendof theshocktube,thesegaugesshallbepositionedtorecordthereflectedpressuretimehistoryand shallbemountedinthereflectedpressurezone.Recordsshallbetakentopermittheevaluationof thetestinaccordancewith

38、clause9. (g)Allmeasurementdevicesarecheckedsoastoverifytheircorrectcalibration. 7.2 TestExplosionpressureresistance(EPR) Thetestshallreproducetheeffectsofablastwavefrontstrikingattheattackfaceofthespecimen withpressuregeneratedwithinashocktubefacilityorsimilarprocess. Measurementofthepositivemaximum

39、overpressurecreatedbytheshockwave,shapeandthe durationofthepositivepressurephaseshallbecalculatedinaccordancewiththeproceduregivenin annexABlastparametersandderivationfoundinEN131231.Page8 EN131241:2001 7.3 Pressureordurationoutsiderange Ifduringthetestanyofthepressureorthedurationortheimpulsearerec

40、ordedasbelowthe specifiedlevelsinaccordancewithEN131231,Windows,doorsandshuttersExplosionresistance RequirementsandclassificationPart1:Shocktube,thetestisconsideredinvalidandtheproduct willnotreceiveanENclassification. 8 Sequenceoftest (a)Takemeasurementstoverifythatthetestspecimendimensions,includi

41、nginfills,arein accordancewiththedrawingssuppliedbytheapplicant. (b)Installthetestspecimeninaccordancewith7.1. (c) Checkthatthefixingsarecorrectandthattheinfillsarecorrectlyinstalled. (d)Createaphotographicrecordofthetestspecimenasinstalledinthetestspecimensupport. Wheredesiredsetuphighspeedmotionca

42、mera(s). (e)Recordtheambienttemperatureandpressureandthesurfacetemperatureontherearfaceofthe testspecimenbeforethetest. (f) Determinetherequiredpressureandthedurationoftheeventaccordingtotheresistanceclass. (g)Generatethepressurewave. (h)Recordthepressuretimetraceofthepressurewave.Themeasuringdevice

43、sshallpermitthe determinationofthemagnitudeandtimedevelopmentofthepressureoftheshockwave experiencedbytheattackfaceofthespecimentowithinanaccuracyof5%. (i) Examinethetestspecimenandcreateaphotographicrecordofthelevelofphysicaldamage visibleonthetestspecimen.Detailedviewsofparticularfeaturesordistortionswillberecorded andincludedatthediscretionofthetestingauthorityifthelatterdecidesthesewillbenecessaryto adequatelyillustratethecondition.Awrittenrecordshallbecreatedwhichdescribesthecondition ofanddamage