1、BRITISH STANDARD BS EN 13458-1:2002 Cryogenic vessels Static vacuum insulated vessels Part 1: Fundamental requirements The European Standard EN 13458-1:2002 has the status of a British Standard ICS 23.020.40 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBS EN 13458-1:2002 Thi
2、s British Standard, having been prepared under the direction of the Engineering Sector Policy and Strategy Committee, was published under the authority of the Standards Policy and Strategy Committee on 1 July 2002 BSI 1 July 2002 ISBN 0 580 39980 X National foreword This British Standard is the offi
3、cial English language version of EN 13458-1:2002. The UK participation in its preparation was entrusted to Technical Committee PVE/18, Cryogenic vessels, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-referenc
4、es The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British St
5、andards Online. This publication does not purport to include all the necessary provisions of a contract. Users of this publication are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand
6、the text; present to the responsible international/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 fr
7、ont 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 EN134581 May200
8、2 ICS23.020.40 Englishversion CryogenicvesselsStaticvacuuminsulatedvesselsPart1: Fundamentalrequirements RcipientscryogniquesRcipientsfixes,isolssousvide Partie1:Exigencesfondamentales KryoBehlterOrtsfeste,vakuumisolierteBehlterTeil 1:Grundanforderungen ThisEuropeanStandardwasapprovedbyCENon25March2
9、002. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatetheconditionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreorto
10、anyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAu
11、stria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain,Sweden,SwitzerlandandUnitedKingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,3
12、6B1050Brussels 2002CEN Allrightsofexploitationinanyformandbyanymeansreserved worldwideforCENnationalMembers. Ref.No.EN134581:2002EEN134581:2002(E) 2 Contents page Foreword3 1 Scope 4 2 Normativereferences 4 3 Termsanddefinitions. .5 4 Generalrequirements 7 5 Mechanicalloads .7 6 Chemicaleffects .8 7
13、 Thermalconditions 8 8 Material8 8.1 Selectionofmaterials 8 8.2 Inspectioncertificate .9 8.3 Materialsforouterjacketsandequipment. .9 9 Design,fabricationandtesting . .9 10 Markingandlabelling 9 11 Finalassessment . 10 12 Periodicinspection 10 AnnexZA (informative) ClausesofthisEuropeanStandardaddre
14、ssingessentialrequirementsor otherprovisionsofEUDirectives 11EN134581:2002(E) 3 Foreword ThisdocumentEN134581:2002hasbeenpreparedbyTechnicalCommitteeCEN/TC268“Cryogenicvessels“, thesecretariatofwhichisheldbyAFNOR. ThisEuropeanStandardshallbegiventhestatusofanationalstandard,eitherbypublicationofanid
15、enticaltextor byendorsement,atthelatestbyNovember2002,andconflictingnationalstandardsshallbewithdrawnatthelatest byNovember2002. ThisdocumenthasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandtheEuropean FreeTradeAssociation,andsupportsessentialrequirementsofEUDirective(s). Forrelations
16、hipwithEUDirective(s),seeinformativeannexZA,whichisanintegralpartofthisdocument. EN13458consistsofthefollowingpartsunderthegeneraltitle, CryogenicvesselsStaticvacuuminsulated vessels: Part1:Fundamentalrequirements. Part2:Design,fabrication,inspectionandtesting.Part3:Operationalrequirements. Accordin
17、gtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Spain, Sweden,Switzerlandandth
18、eUnitedKingdom.EN134581:2002(E) 4 1Scope ThisEuropeanStandardspecifiesthefundamentalrequirementsforstaticvacuuminsulatedcryogenicvessels designedforamaximumallowablepressuregreaterthan0,5bar. ThisEuropeanStandardappliestostaticvacuuminsulatedcryogenicvesselsforfluidsasspecifiedin3.1. Forstaticvacuum
19、insulatedcryogenicvesselsdesignedforamaximumallowablepressureofnotmorethan 0,5bar,thisstandardcanbeusedasaguide. ThisEuropeanStandardisnotapplicabletovesselsbuiltonsite. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreference,provisionsfromotherpublications.These normativeref
20、erencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedhereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoap
21、plies(includingamendments). EN12521, CryogenicvesselsMaterialsPart1:Toughnessrequirementsfortemperaturebelow80C . EN12522, CryogenicvesselsMaterialsPart2:Toughnessrequirementsfortemperaturebetween80Cand 20C. EN1626, CryogenicvesselsValvesforcryogenicservice. EN1797, CryogenicvesselsGas/materialcompa
22、tibility . EN10204, MetallicproductsTypesofinspectiondocuments. EN12300, CryogenicvesselsCleanlinessforcryogenicservice. EN13371, CryogenicvesselsCouplingsforcryogenicservice. prEN134582, CryogenicvesselsStaticvacuuminsulatedvesselsPart2:Design,fabrication,inspectionand testing. prEN134583, Cryogeni
23、cvesselsStaticvacuuminsulatedvesselsPart3:Operationalrequirements.EN134581:2002(E) 5 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thefollowingtermsanddefinitionsapply. 3.1 cryogenicfluid(refrigeratedliquefiedgas) gaswhichispartiallyliquidbecauseofitslowtemperature 1) .Inthecontextofall
24、partsofthisstandard,the (refrigeratedbut)nontoxicgasesgiveninTable1andmixturesofthemarereferredtoascryogenicfluids Table1Refrigeratedbutnontoxicgases classification code Identificationnumber,nameanddescription 2) 3A Asphyxiantgases 1913 Neon,refrigeratedliquid 1951 Argon,refrigeratedliquid 1963 Heli
25、um,refrigeratedliquid 1970 Krypton,refrigeratedliquid 1977 Nitrogen,refrigeratedliquid 2187 Carbondioxide,refrigeratedliquid 2591 Xenon,refrigeratedliquid 3136 Trifluoromethane,refrigeratedliquid 3158 Gas,refrigeratedliquid,N.O.S. 3) 3O Oxidizinggases 1003 Air,refrigeratedliquid 1073 Oxygen,refriger
26、atedliquid 2201 Nitrousoxide,refrigeratedliquid,oxidizing 3311 Gas,refrigeratedliquid,oxidizing,N.O.S 3) 3F Flammablegases 1038 Ethylene,refrigeratedliquid 1961 Ethane,refrigeratedliquid 1966 Hydrogen,refrigeratedliquid 1972 Methane,refrigeratedliquidornaturalgas,refrigeratedliquid,withhighmethaneco
27、ntent 3138 Ethylene,acetyleneandpropylenemixture,refrigeratedliquid,containingatleast71,5% ethylenewithnotmorethan22,5%acetyleneandnotmorethan6%propylene 3312 Gas,refrigeratedliquid,flammable,N.O.S 3) Theflammablegasesandmixturesofthemmaybemixedwith:Helium,Neon,Nitrogen,Argon,Carbondioxide. NOTE Mix
28、turesofoxidizingandflammablegasesarenotacceptable. 1) Thisincludestotallyevaporatedliquidsandsupercriticalfluids. 2) Classificationcode,identificationnumber,nameanddescriptionaccordingtoADR. 3) N.O.S.=nototherwisespecified.EN134581:2002(E) 6 3.2 staticcryogenicvessels thermallyinsulatedvesselintende
29、dforusewithoneormorecryogenicfluidsatastationaryplace,consistingofan innervessel,anouterjacketandthepipingsystem.Thisstaticcryogenicvesselisnotintendedtobetransported filled.Itmaybetransportedemptyorcontainingmarginalresiduesofcryogenicfluidorgasfromonestaticlocation toanother.Thisstaticcryogenicves
30、selrepresentsacompleteassemblyreadyforputtingintoservice 3.3 thermalinsulation vacuuminterspacebetweentheinnervesselandtheouterjacket.Thespacemayormaynotbefilledwithmaterial toreducetheheattransferbetweentheinnervesselandtheouterjacket 3.4 innervessel vesselintendedtocontainthecryogenicfluid 3.5 out
31、erjacket gastightenclosurewhichcontainstheinnervesselandenablesthevacuumtobeestablished 3.6 normaloperation reasonableforeseeableoperationofthevesseleitheruptothemaximumallowablepressure(see3.15)orempty subjectedtothehandlingloadsdefinedin3.7 3.7 handlingloads loadsexertingonthestaticcryogenicvessel
32、inallexpectedsituationsoftransportincludingloading,unloading, installation,etc. 3.8 puttingintoservice operationbywhichavesselispreparedtobeused.Itappliestoeitheranewvesselusedforthefirsttimeora vesselwhichhasbeentakenoutofserviceandwillbebroughtintoservice 3.9 documentation technicaldocumentsdelive
33、redbythemanufacturer: thedocumentationmentionedinthechosenconformityassessmentprocedure(seeannexIIIoftheDirective 97/23/EEC); fortheuser: operatinginstructions(accordingto3.4ofannexIoftheDirective97/23/EEC); fortheowner: documentationonrequestoftheowner. 3.10 pipingsystem pipesincludingtheirvalves,f
34、ittings,pressurereliefdevices,equipmentandtheirsupports 3.11 safetyaccessories deviceswhichhaveasafetyrelatedfunctionwithrespecttopressurecontainmentand/orcontrol(e.g.protectiveor limitingdevices,controllingandmonitoringdevices,valves,indicators)EN134581:2002(E) 7 3.12 manufacturerofthestaticcryogen
35、icvessel companywhichcarriesoutthefinalassemblyandtestingofthestaticcryogenicvessel 3.13 volumeoftheinnervessel volumeoftheshell,excludingnozzles,pipes,etc.determinedatminimumdesigntemperatureandatmospheric pressure 3.14 pressure pressurerelativetoatmosphericpressure,i.e.gaugepressure.Asaconsequence
36、,vacuumisdesignatedbya negativevalue.Vapourpressureisalwaysexpressedinabsolutepressure 3.15 maximumallowablepressure( p s ) themaximumpressureforwhichtheequipmentisdesigned,asspecifiedbythemanufacturer,definedatalocation specifiedbythemanufacturer,beingthelocationofconnectionofprotectiveorlimitingde
37、vicesorthetopofthe equipment NOTE p s isequivalentto PS usedinarticle1,2.3ofthePED. 3.16 yearbuild dateofthefinalacceptancetestofthefinalassembledcryogenicvesselatthemanufacturer 4 Generalrequirements Thestaticcryogenicvesselshallsafelywithstandthemechanicalandthermalloadsandthechemicaleffects encou
38、nteredduringpressuretestandnormaloperation.Theserequirementsaredeemedtobesatisfiedifclauses 5to9arefulfilled.Thevesselshallbemarkedinaccordancewithclause10,testedinaccordancewithclauses11 and12andoperatedinaccordancewithprEN134583. 5 Mechanicalloads NOTE ThroughoutthisEuropeanStandard p s isequivale
39、nttoPS usedinarticle1,2.3ofthePEDand p T isequivalentto PT usedinannexIofthePED. Thestaticcryogenicvesselshallresistthemechanicalloadsmentionedinclause4withoutsuchdeformationwhich couldaffectsafetyandwhichcouldleadtoleakage. Themechanicalloadstobeconsideredare: theloadsexertedduringthepressuretestis
40、: p T 1,43 (p s +1) where p T =testpressure(inbar); p s =maximumallowablepressure(=reliefdevicesetpressure)(inbar); +1 =allowanceforexternalvacuum(inbar); loadsimposedduringinstallationandremovalofthevessel;EN134581:2002(E) 8 dynamicloadsduringtransportofthevessel. Thefollowingloadsshallbeconsidered
41、toactincombinationwhererelevant: apressureequaltothemaximumallowablepressureintheinnervesselandpipework; thepressureexertedbytheliquidwhenfilledtocapacity; loadsproducedbythethermalmovementoftheinnervessel,outerjacketandinterspacepiping; fullvacuumintheouterjacket; apressureintheouterjacketequaltoth
42、esetpressureofthereliefdeviceprotectingtheouterjacket; windloadsandothersiteconditions(e.g.seismicloads,thermalloads)tothevesselwhenfilledtocapacity. 6 Chemicaleffects Duetothenatureofcryogenicfluids,theirtemperaturesandthemetallicmaterialsofconstructionused,andthe factthattheinnervesselisinsideanev
43、acuatedouterjacket,noexternalorinternaldegradationmechanismsis reasonableforeseeableonthecryogenicvessel. Thereforenocorrosionallowanceonsurfacesincontactwiththeoperatingfluidorexposedtothevacuum interspacebetweentheinnervesselandtheouterjacketaswellasnoinspectionopeningsarerequiredinthe innervesselortheouterjacket. 7Thermal conditions Thefollowingthermalconditionsshallbetakenintoaccount: a) fortheinnervesselanditsassociatedequipmentthefullrangeoftemperatureexpected; b) fortheouterjacketandequipmentthereof(otherequipmentthancoveredbya): thelowestsched
