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【英文标准名称】:Explosionventingdevices;EnglishversionofDINEN14797:2007-03
【原文标准名称】:防爆装置
【标准号】:DINEN14797-2007
【标准状态】:现行
【国别】:德国
【发布日期】:2007-03
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:抗压强度;定义;设计;测定;灰尘爆炸;环境条件;爆炸压力;防爆;爆炸安全性;爆炸;炸药;气爆;混合气体;气体;低压;作标记;最大值;包装件;压力;压力测量(流体);压力释放;压力上升;安全;安全工程;安全要求;规范(验收);试验;
【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】:31P.;A4
【正文语种】:英语