【英文标准名称】:Pressureequipmentforrefrigeratingsystemsandheatpumps-Part2:Piping-Generalrequirements;GermanversionEN14276-2:2007+A1:2011
【原文标准名称】:制冷系统和热泵用压力设备.第2部分:管道.一般要求;德文版本EN14276-2-2007+A1-2011
【标准号】:DINEN14276-2-2011
【标准状态】:现行
【国别】:德国
【发布日期】:2011-05
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Definitions;Design;Documentations;Heatexchangers;Heatpumps;Inspection;Marking;Materials;Materialsspecification;Pipelines;Pressureequipment;Pressurevessels;Production;Refrigerants;Refrigeratingplant;Refrigeratingplants;Refrigeration;Safety;Safetyrequirements;Specification(approval);Stationary;Stress;Testing;Thermal;Vessels
【摘要】:1.1ThisEuropeanStandardspecifiestherequirementsformaterial,design,manufacturing,testinganddocumentationforstationarypipingintendedforuseinrefrigeratingsystems,heatpumpsandsecondarycoolingandheatingsystems.theserefrigeratingsystemsandheatpumpsystemsarereferencedinthisstandardasrefrigeratingsystemsasdefinedinEN378-1.1.2ThisEuropeanStandardappliestopipingincludingweldedorbrazedattachmentsuptoandincludingtheflanges,screwed,weldedorbrazedconnectorsortotheedgetobeweldedorbrazedatthefirstcircumferentialjointconnectingpipingorotherelements.1.3ThisEuropeanStandardappliestotheselection,applicationandinstallationofsafetyaccessoriesintendedtoprotectthepipingduringthevariousphasesoftherefrigerationcycle.1.4ThisEuropeanStandardappliestothefollowingpiping:-heatexchangerconsistingofpipingforthepurposeofcoolingorheatingairwherepipingaspectsarepredominant;-pipingincorporatedintoanassembly(e.g.selfcontainedsystem,condensingunit);-fielderectedpiping.1.5ThisEuropeanStandardappliestopipingwithaninternalpressuredownto-1bar,toaccountfortheevacuationofthepipingpriortochargingwithrefrigerant.1.6ThisEuropeanStandardappliestoboththemechanicalloadingconditionsandthermalconditionsasdefinedinEN13480-3associatedwithrefrigeratingsystems.ItappliestopipingsubjecttothemaximumallowabletemperaturesforwhichnominaldesignstressesformaterialsarederivedusingEN14276-1-2006+A1orasspecifiedinthiseuropeanstandard.Inadditionpipingdesignedtothisstandardneedstohaveamaximumdesigntemperaturenotexceeding200℃andamaximumdesignpressurenotexceeding64bar.Outsideoftheselimits,EN13480shouldbeusedforthedesignconstructionandinspectionofthepiping.underthesecircumstancestheuniquenatureofarefrigeratingplant,asindicatedintheintroductionofEN14276-1-2006+A1,needsalsotobetakenintoaccount.1.7ThisEuropeanStandardappliestopipingwherethemainpressurebearingpartsaremanufacturedfrommetallicductilematerialsasdefinedinClause4andinEN14276-1-2006+A1.
【中国标准分类号】:Q83
【国际标准分类号】:23_020_30;27_080;27_200
【页数】:31P.;A4
【正文语种】:英语