EN 13763-23-2002 en Explosives for civil uses Detonators and relays Part 23 Determination of the shock-wave velocity of shock tube《民用爆炸物 雷管和传爆管 第23部分 激波管激波速度的测定》.pdf

1、BRITISH STANDARD BS EN 13763-23:2002 Explosives for civil uses Detonators and relays Part 23: Determination of the shock-wave velocity of shock tube The European Standard EN 13763-23:2002 has the status of a British Standard ICS 71.100.30 BS EN 13763-23:2002 This British Standard was published under

2、 the authority of the Standards Policy and Strategy Committee on 6 June 2003 BSI 6 June 2003 ISBN 0 580 42004 3 National foreword This British Standard is the official English language version of EN 13763-23:2002. The UK participation in its preparation was entrusted to Technical Committee CII/61, E

3、xplosives for civil uses, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the

4、 BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible f

5、or its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK in

6、terests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 8, an inside back cover and a back cover. The BSI copyright date displayed in this doc

7、ument indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN1376323 September2002 ICS71.100.30 Englishversion ExplosivesforcivilusesDetonatorsandrelaysPart23: Determinationoftheshockwavevelocityofshockt

8、ube ExplosifsusagecivilDtonateursetrelaisPartie23: Dterminationdelavitessedondesdechocdutube conducteurdondesdechoc ExplosivestoffefrzivileZweckeZnderund VerzgerungselementeTeil23:Bestimmungder StowellengeschwindigkeitinZndschluchen ThisEuropeanStandardwasapprovedbyCENon1August2002. CENmembersarebou

9、ndtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEur

10、opeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRe

11、public,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2002CE

12、N Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN1376323:2002EEN1376323:2002(E) 2 Contents page Foreword3 1 Scope 5 2 Normativereferences 5 3 Termsanddefinitions. .5 4 Apparatus .5 5 Testpieces. .5 6 Procedure .5 7 Testreport . .6 AnnexA (informative)

13、Rangeofapplicabilityotthetestmethod.7 AnnexZA (informative) ClausesofthisEuropeanStandardaddressingessentialrequirementsorother provisionsofEUDirectives. . 8EN1376323:2002(E) 3 Foreword Thisdocument(EN1376323:2002)hasbeenpreparedbytheTechnicalCommitteeCEN/TC321“Explosivesfor civiluses”,thesecretaria

14、tofwhichisheldbyAENOR. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyMarch2003,andconflictingnationalstandardsshallbewithdrawnatthelatestby March2003. ThisEuropeanStandardhasbeenpreparedunderamandategiventoCENbytheEurop

15、eanCommissionandthe EuropeanFreeTradeAssociation,andsupportsessentialrequirementsoftheEUDirective(s). FortherelationshipwithEUDirective(s),seeinformativeannexZA,whichisanintegralpartofthisstandard. ThisEuropeanStandardisoneofaseriesofstandardswiththegenerictitle ExplosivesforcivilusesDetonators andr

16、elays. Theotherpartsofthisseriesarelistedbelow: prEN137631 Part1:Requirements. EN137632 Part2:Determinationofthermalstability. EN137633 Part3:Determinationofsensitivenesstoimpact. prEN137634 Part4:Determinationofresistancetoabrasionofleadingwiresandshocktubes. prEN137635 Part5:Determinationofresista

17、ncetocuttingdamageofleadingwiresandshocktubes. prEN137636 Part6:Determinationofresistancetocrackinginlowtemperaturesofleadingwires. prEN137637 Part7:Determinationofthemechanicalstrengthofleadingwires,shocktubes,connections, crimpsandclosures. prEN137638 Part8:Determinationofresistancetovibrationofpl

18、aindetonators. prEN137639 Part9:Determinationofresistancetobendingofdetonators. prEN1376310 Part10:Determinationofresistancetotorsionofsealingplugs. prEN1376311 Part11:Determinationofdropresistanceofdetonatorsandrelays. prEN1376312 Part12:Determinationofresistancetohydrostaticpressure. prEN1376313 P

19、art13:Determinationofresistanceofelectricdetonatortoelectrostaticdischarge. prEN1376314 Part14:Determinationofresistanceofelectricdetonatortotheinfluenceofradiofrequency radiation. prEN1376315 Part15:Determinationofequivalentinitiatingcapability. prEN1376316 Part16:Determinationofdelayaccuracy. prEN

20、1376317 Part17:Determinationofnofirecurrentofelectricdetonators. prEN1376318 Part18:Determinationofseriesfiringcurrentofelectricdetonators. prEN1376319 Part19:Determinationoffiringpulseofelectricdetonators.EN1376323:2002(E) 4 prEN1376320 Part20:Determinationoftotalresistanceofelectricdetonators. prE

21、N1376321 Part21:Determinationofflashovervoltageofelectricdetonators. prEN1376322 Part22:Determinationofcapacitance,insulationresistanceandinsulationbreakdownofleading wires. EN1376324 Part24:Determinationofthenonconductivityofshocktube. prEN1376325 Part25:Determinationoftransfercapacityofrelayandcou

22、plingaccessories. prEN1376326 Part26:Definitions,methodsandrequirementsfordevicesandaccessoriesforreliableandsafe functionofdetonatorsandrelays . prCEN/TS1376327 Part27:Definitions,methodsandrequirementsforelectronicinitiationsystem. AnnexAisinformative. AccordingtotheCEN/CENELECInternalRegulations,

23、thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain, Sweden,SwitzerlandandtheUnitedKingdom.EN1376323:2002(E) 5 1S

24、cope ThisEuropeanStandardspecifiesamethodfordeterminingtheshockwavevelocityofshocktubesforusewith nonelectricdetonators. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,an

25、dthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). prEN138571, Explosive

26、sforcivilusesPart1:Terminology. ENISO/IEC17025,Generalrequirementsforthecompetenceoftestingandcalibrationlaboratories(ISO/IEC 17025:1999. 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thetermsanddefinitionsgiveninprEN138571apply. 4Apparatus 4.1 Meansofinitiatingtheshocktube, eitheranini

27、tiatingdevice(percussioncap,spark,etc.)oraninitiating detonatorprovidedthattheshocktubeandmeasuringequipmentareprotectedagainstthefragmentsfromthe initiateddetonator. 4.2 Systemformonitoringandrecordingthepropagationoftheshockwave, equippedwithtwoopticalsensors (e.g.opticalfibres,seeAandBinFigure1)a

28、ndcapableofmeasuringthetimetakenfortheshockwavetotravel betweenthetwosensors,toanaccuracyof 1s. 4.3 Conditioningchamber, whichcanmaintainatemperatureof(20 2)C. 5 Testpieces Select20lengthsofshocktube,eachatleast2,4mlong.Iftheshocktubesareassembledwithdetonators,the lengthsshallbetakenfrom20detonator

29、softhesamespecifictype.Ifthedetonatorsformpartofaserieswith differentdelaytimesselectdetonatorswithdelaytimesdistributedasevenlyaspossiblethroughouttheseries 6Procedure Cuttherequiredlengthsofshocktubeandimmediatelysealthecutends,e.g.byadhesivetapeorothersuitable means.Conditionthesealedlengthsforat

30、least2hat(20 2)Cpriortotesting. InstallthetwosensorsincontactwiththeshocktubeasinFigure1.Thedistancebetweenthesensors d AB shallbe atleast1000mm,measuredtoanaccuracyof 5mm.Removethesealifnecessaryandinitiatetheshocktube.EN1376323:2002(E) 6 Key 1Initiatorlocation 2Shocktube 3Opticalsensors(AandB) 4Di

31、rectionofshockwavepropagation Figure1Testarrangement Recordthetime t AB oftheshockwavepropagationfromAtoB. Recordtheindividualvaluesof d AB and t AB foreachofthe20determinations. Calculatetheshockwavevelocity,v,expressedinmetrespersecond(m/s),foreachdetermination,fromthe followingequation.Roundtheva

32、lueinm/stothenearestwholenumber. AB AB t d v Calculatethemeanvalueof vinm/sandreportthisvalue,roundedtothenearestwholenumber,astheresultof thetest. 7 Testreport ThetestreportshallconformtoENISO/IEC17025.Inaddition,thefollowinginformationshallbegiven: a) theindividualvaluesoftheshockwavevelocity,inm/

33、s; b) themeanvalueoftheshockwavevelocity,inm/s.EN1376323:2002(E) 7 Annex A (informative) Rangeofapplicabilityotthetestmethod Rangeofapplicabilityofthetestmethod:30Cto+80C.EN1376323:2002(E) 8 Annex ZA (informative) ClausesofthisEuropeanStandardaddressingessentialrequirementsor otherprovisionsofEUDire

34、ctives ThisEuropeanStandardhasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandthe EuropeanFreeTradeAssociationandsupportsessentialsafetyrequirementsofEUDirective93/15/EEC. WARNING:OtherrequirementsandotherEUDirectivesmaybeapplicabletotheproduct(s)fallingwithinthe scopeofthisstandard. Th

35、eclausesofthisstandardarelikelytosupportrequirementsI.1,I.2,II.1.(a)andII.2.C.(d)ofDirective93/15/EEC. Compliancewiththisstandardprovidesonemeansofconformingwiththespecificessentialrequirementsofthe DirectiveconcernedandassociatedEFTAregulations.blankBS EN 13763-23:2002 BSI 389 Chiswick High Road Lo

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