1、BRITISH STANDARD BS EN 14398-1:2003 Cryogenic vessels Large transportable non-vacuum insulated vessels Part 1: Fundamental requirements The European Standard EN 14398-1:2003 has the status of a British Standard ICS 23.020.40 BS EN 14398-1:2003 This British Standard, was published under the authority
2、 of the Standards Policy and Strategy Committee on 3 September 2003 BSI 3 September 2003 ISBN 0 580 42563 0 National foreword This British Standard is the official English language version of EN 14398-1:2003. The UK participation in its preparation was entrusted to Technical Committee PVE/18, Cryoge
3、nic vessels, 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 BSI Catalogu
4、e 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 for its correc
5、t 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 interests infor
6、med; 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 12, an inside back cover and a back cover. The BSI copyright notice displayed in this document indi
7、cates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEUROPEANSTANDARD NORMEEUROPENNE EUROPISCHENORM EN143981 August2003 ICS23.020.40 Englishversion CryogenicvesselsLargetransportablenonvacuuminsulated vesselsPart1:Fundamentalrequirements Rcipientscryogni
8、quesGrandsrcipientstransportables nonisolssousvidePartie1:Exigencesfondamentales KryoBehlterGroeortsbewegliche,nichtvakuum isolierteBehlterTeil1:Grundanforderungen ThisEuropeanStandardwasapprovedbyCENon10July2003. CENmembersareboundtocomplywiththeCEN/CENELECInternalRegulationswhichstipulatethecondit
9、ionsforgivingthisEurope an Standardthestatusofanationalstandardwithoutanyalteration.Uptodatelistsandbibliographicalreferencesconcernings uchnational standardsmaybeobtainedonapplicationtotheManagementCentreortoanyCENmember. ThisEuropeanStandardexistsinthreeofficialversions(English,French,German).Aver
10、sioninanyotherlanguagemadebytra nslation undertheresponsibilityofaCENmemberintoitsownlanguageandnotifiedtotheManagementCentrehasthesamestatusasthe official versions. CENmembersarethenationalstandardsbodiesofAustria,Belgium,CzechRepublic,Denmark,Finland,France,Germany,Greece, Hungary,Iceland,Ireland,
11、Italy,Luxembourg,Malta,Netherlands,Norway,Portugal,Slovakia,Spain,Sweden,SwitzerlandandUn ited Kingdom. EUROPEANCOMMITTEEFORSTANDARDIZATION COMITEUROPENDENORMALISATION EUROPISCHESKOMITEEFRNORMUNG ManagementCentre:ruedeStassart,36B1050Brussels 2003CEN Allrightsofexploitationinanyformandbyanymeansrese
12、rved worldwideforCENnationalMembers. Ref.No.EN143981:2003EEN143981:2003(E) 2 Contents Page Foreword3 1 Scope 4 2 Normativereferences 4 3 Termsanddefinitions. .4 4 Generalrequirements 6 5 Mechanicalloads .7 6 Chemicaleffects .8 7 Thermalloads. 8 8 Material8 9 Design,fabrication,inspectionandtesting .
13、 .9 10 Markingandlabelling 9 11 Finalacceptancetest .9 12 Periodicinspection 9 AnnexA (informative) Tankplates. 10EN143981:2003(E) 3 Foreword Thisdocument(EN143981:2003)hasbeenpreparedbyTechnicalCommitteeCEN/TC268“Cryogenicvessels”, thesecretariatofwhichisheldbyAFNOR. ThisEuropeanStandardshallbegive
14、nthestatusofanationalstandard,eitherbypublicationofanidenticaltextor byendorsement,atthelatestbyFebruary2004,andconflictingnationalstandardsshallbewithdrawnatthelatest byFebruary2004. ThisdocumenthasbeenpreparedunderamandategiventoCENbytheEuropeanCommissionandtheEuropean FreeTradeAssociation,andsupp
15、ortstheobjectivesoftheframeworkDirectivesonTransportofDangerous Goods. EN14398consistsofthefollowingPartsunderthegeneraltitle, CryogenicvesselsLargetransportablenon vacuuminsulatedvessels : Part1:Fundamentalrequirements Part2:Design,fabrication,inspectionandtesting Part3:Operationalrequirements Anne
16、xAisinformative. AccordingtotheCEN/CENELECInternalRegulations,thenationalstandardsorganizationsofthefollowing countriesareboundtoimplementthisEuropeanStandard:Austria,Belgium,CzechRepublic,Denmark,Finland, France,Germany,Greece,Hungary,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlands,Norway,Portug
17、al, Slovakia,Spain,Sweden,SwitzerlandandtheUnitedKingdom.EN143981:2003(E) 4 1Scope ThisEuropeanStandardspecifiesthefundamentalrequirementsforlargetransportablenonvacuuminsulated cryogenicvesselsanddesignedtooperateaboveatmosphericpressure. Thisstandardappliestolargetransportablenonvacuuminsulatedcry
18、ogenicvesselsforfluidsasspecifiedin3.1 andisnotapplicabletosuchvesselsdesignedfortoxicfluids. 2 Normativereferences ThisEuropeanStandardincorporatesbydatedorundatedreferences,provisionsfromotherpublications.These normativereferencesarecitedattheappropriateplacesinthetext,andthepublicationsarelistedh
19、ereafter.For datedreferences,subsequentamendmentstoorrevisionsofanyofthesepublicationsapplytothisEuropean Standardonlywhenincorporatedinitbyamendmentorrevision.Forundatedreferencesthelatesteditionofthe publicationreferredtoapplies(includingamendments). EN12521, CryogenicvesselsMaterialsPart1:Toughne
20、ssrequirementsfortemperaturesbelow80C. EN12522, CryogenicvesselsMaterialsPart2:Toughnessrequirementsfortemperaturesbetween80Cand 20C. EN1626, CryogenicvesselsValvesforcryogenicservice. EN1797, CryogenicvesselsGas/materialcompatibility. EN10204, MetallicproductsTypesofinspectiondocuments. EN12300, Cr
21、yogenicvesselsCleanlinessforcryogenicservice. EN136481, CryogenicvesselsSafetydevicesforprotectionagainstexcessivepressurePart1:Safetyvalves forcryogenicservice. EN136482, CryogenicvesselsSafetydevicesforprotectionagainstexcessivepressurePart2:Burstingdisc safetydevicesforcryogenicservice. EN136483,
22、 CryogenicvesselsSafetydevicesforprotectionagainstexcessivepressurePart3:Determination ofrequireddischargeCapacityandsizing. EN143982, CryogenicvesselsLargetransportablenonvacuuminsulatedvesselsPart2:Design,fabrication, inspectionandtesting. EN143983,CryogenicvesselsLargetransportablenonvacuuminsula
23、tedvesselsPart 3:Operational requirements. 3 Termsanddefinitions ForthepurposesofthisEuropeanStandard,thefollowingtermsanddefinitionsapply. 3.1 cryogenicfluid(refrigeratedliquefiedgas) gaswhichispartiallyliquidbecauseofitslowtemperature 1 ).Inthecontextofallpartsofthisstandardthe (refrigeratedbut)no
24、ntoxicgasesandmixturesofthemgiveninTable1arereferredtoascryogenicfluids 1 )Thisincludestotallyevaporatedliquidsandsupercriticalfluids.EN143981:2003(E) 5 Table1Refrigeratedbutnontoxicgases Itemand group Identificationnumber,nameanddescription a 3A Asphyxiantgases 2187 Carbondioxide,refrigeratedliquid
25、 3158 Gas,refrigeratedliquid,N.O.S b . 3O Oxidizinggases 2201 Nitrousoxide,refrigeratedliquid,oxidizing 3311 Gas,refrigeratedliquid,oxidizing,N.O.S b a Itemgroup,identificationnumber,nameanddescriptionaccordingtoADR2001 b N.O.S.=nototherwisespecified 3.2 largetransportablecryogenicvessel (tank) ther
26、mallyinsulatedvesselofmorethan1000lintendedforthetransportofoneormorecryogenicfluids,consisting ofaninnervessel,anouterjacket 2) ,allofthevalvesandequipmenttogetherwithanyadditionalframework,this largetransportablecryogenicvesselrepresentingacompleteassemblyreadyforputtingintoservice 3.3 thermalinsu
27、lation nonvacuuminterspacebetweentheinnervesselandtheouterjacket.Thespaceisfilledwithmaterialtoreduce theheattransferbetweentheinnervesselandtheouterjacket 3.4 innervessel 2) vesselintendedtocontainthecryogenicfluid 3.5 outerjacket 2) normallynotgastightweatherprotectionofthethermalinsulationandofth
28、einnervessel 3.6 normaloperation intendedoperationofthevesselatapressurenotgreaterthanthemaximumallowableworkingpressureincluding thehandlingloadsdefinedin3.7 3.7 handlingloads loadsexertedonthetransportablecryogenicvesselinallexpectedsituationsoftransportincludingloading, unloading,movingliftingequ
29、ipment 3.8 documentation technicaldocumentsdeliveredbythemanufacturertotheownerconsistingof: allcertificatesestablishingtheconformitywiththisstandard(e.g.material,pressuretest,cleanliness,safety devices); ashortdescriptionofthevessel(includingcharacteristicdataetc.); 2) Theexpressionsinnervesselando
30、uterjacketwhereoriginallyintroducedforvacuuminsulatedvessels.Theyareusedin thissetofstandardstobeconsistentwithallstandardsaboutcryogenicvessels,butinthecaseoftheouterjacketwithano ther meaninginthissetofstandards.EN143981:2003(E) 6 alistoffluidsandtheirnetmassforwhichthecryogenicvesselisdesigned; a
31、noperatingmanual(fortheuser)whichconsistsof: ashortdescriptionofthevessel(includingcharacteristicdataetc.); astatementthatthevesselisinconformitywiththisstandard; theinstructionsfornormaloperation. 3.9 pipingsystem allpipeswhichcancomeincontactwithcryogenicfluidsincludingtheirvalves,fittings,pressur
32、ereliefdevicesas wellastheirsupports 3.10 safetyaccessories deviceswhichhaveasafetyrelatedfunctionwithrespecttopressurecontainmentand/orcontrol(e.g.protectiveor limitingdevices,regulatingandmonitoringdevices,valves,indicators) 3.11 manufacturerofthelargetransportablecryogenicvessel companywhocarries
33、outthefinalassemblyofthelarge transportablecryogenicvessel 3.12 volumeoftheinnervessel volumeoftheshell,excludingnozzles,pipesetc.determinedatminimumdesigntemperatureandatmospheric pressure 3.13 taremass massoftheemptylarge transportablecryogenicvessel 3.14 netmass maximumallowablemassofthecryogenic
34、fluidwhichmaybefilled.Themaximumallowablemassisequalorless ofthemassofthecryogenicfluidwhenfilledto98% 3) ofthevolumeoftheinnervesselinthecaseofgasesof3A or3O 3.15 grossmass sumoftaremassplusnetmass 3.16 pressure pressurerelativetoatmosphericpressure,i.e.gaugepressure 4 Generalrequirements Thelarge
35、transportablecryogenicvesselshallsafelywithstandthemechanicalandthermalloadsandthechemical effectsencounteredduringpressuretestandnormaloperation.Theserequirementsaredeemedtobesatisfiedif clauses5to9arefulfilled.Thevesselshallbemarkedinaccordancewithclause10,testedinaccordancewith clause11andclause1
36、2andoperatedinaccordancewithEN143983. 3) seeADR2001,Chapter3.2,TableA,column13:TU19EN143981:2003(E) 7 Theserequirementsshallbeappliedtofixedtanks(oftankvehiclesortankwagons),demountabletanks,andtank containers(TC)forrefrigeratedliquefiedgasesinthesenseoftheregulationsofthetransportofdangerousgoods.
37、5 Mechanicalloads 5.1General Thelargetransportablecryogenicvesselshallresistthemechanicalloadsmentionedinclause4withoutsuch deformationwhichcouldaffectsafetyandwhichcouldleadtoleakage.Thisrequirementcanbevalidatedby: the calculation; thecalculationandpressurestrengtheningmethod(seeEN143982); thecalc
38、ulationandexperimentalmethod. Themechanicalloadstobeconsideredaregivenin5.2and5.3. 5.2Loadduringthepressuretest Theloadexertedduringthepressuretestis s p p 3 , 1 t where t p =testpressure(inbar); s p =allowableworkingpressure(=reliefdevicesetpressure)(inbar). 5.3Othermechanicalloadsduringnormalopera
39、tion 5.3.1 Thefollowingloadsshallbeconsideredtoactincombinationwhererelevant: apressureequaltothemaximumallowableworkingpressureintheinnervesselandpipework; thepressureexertedbytheliquidcolumnwhenfilledtocapacity; loadsproducedbythethermalmovementoftheinnervessel,outerjacketandinterspacepiping; load
40、simposedinliftingandhandlingfixtures(atthevessel); loadduetodynamiceffects,whenthevesselisfilledtocapacity,givingconsiderationto: theinnervesselsupportsystemincludingattachmentstotheinnervesselandouterjacket; theinterspaceandexternalpiping; whereapplicabletheouterjacketsupportsandthesupportingframe.
41、 5.3.2 Thefollowingdynamicloadsduringnormaloperationshallbeconsideredforthefasteningsandthesupport systemoftheinnervessel: equaltotwicethemassoftheinnervesselwhenfilledtothecapacityshownonthedataplateexertedbythe innervesselinthedirectionoftravelandverticallydownwards; equaltothemassoftheinnervessel
42、whenfilledtothecapacityshownonthedataplateexertedbytheinner vesselatrightangeltothedirectionoftravelandverticallyupwards;fortankcontainers:equaltotwicethe massineachhorizontaldirectionifthedirectionoftravelisnotclearlydetermined.EN143981:2003(E) 8 5.3.3 Thefollowingdynamicloadsduringnormaloperationshallbeconsideredforthefasteningsandwhere applicablethesupportsystemoftheouterjacketonthevehicle,wagonrespectiveframeofaTC: equaltotwicethesumofthemassesoftheinnervessel,theouterjacket,thepipingetc.andwhenfilledtothe capacityshownonthedataplateexertedbytheshellsetc.inthedirecti
