【英文标准名称】:Explosionventingdevices
【原文标准名称】:防爆泻压装置
【标准号】:BSEN14797-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2007-02-28
【实施或试行日期】:2007-02-28
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThisEuropeanStandardspecifiestherequirementsforventingdevicesusedtoprotectenclosuresagainstthemajoreffectsofinternalexplosionsarisingfromtherapidburningofsuspendeddust,vapourorgascontainedwithin.Itincludestherequirementsforthedesign,inspection,testing,marking,documentationandpackaging.ThisEuropeanStandardspecifiesexplosionventingdeviceswhichareputonthemarketasautonomousprotectivesystems.Explosionventingdevicesaresafetydevicescomprisedofapressuresensitivemembranefixedtoandformingpartofthestructurethatitprotects,designedtointerveneintheeventofanexplosionatapredeterminedlowpressure,toimmediatelyopenaventareasufficienttoensurethatthemaximumpressureattainedbytheexplosionwithintheenclosuredoesnotexceeditsdesignedresistancetopressure.TheapplicationandspecificationofexplosionventingdevicesisoutlinedfordustexplosionprotectioninEN14491andforgasexplosionprotectioninprEN14994.TheuseofventingdevicesaccordingtothisEuropeanStandardonpipelinesandonapplicationsotherthandescribedinEN14491orprEN14994needstobecarefullyevaluatedandwhereappropriatetheirsuitabilityneedstobeconfirmedbytests.Flamelessexplosionventingdevicesavoidthebreakthroughofflamesintothesurroundings.Theyareusedtoallowexplosionventinginsituationswherethehazardsofflamesresultingfromtheventingactionarenotacceptable.Flamelessexplosionventingdevicesaretreatedinaseparatestandard.ThisEuropeanStandarddoesnotcoverdetailsfortheavoidanceofignitionsourcesfromdetectiondevicesorotherpartsoftheventingdevices.
【中国标准分类号】:C67
【国际标准分类号】:13_230
【页数】:32P.;A4
【正文语种】:英语