BS 7346-5-2005 烟和热控制系统部件.利用时间相关设计点火法的排烟和排热通风系统的功能推荐方法和计算方法.实施规程

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【英文标准名称】:Componentsforsmokeandheatcontrolsystems-Functionalrecommendationsandcalculationmethodsforsmokeandheatexhaustventilationsystems,employingtime-dependentdesignfires-Codeofpractice
【原文标准名称】:烟和热控制系统部件.利用时间相关设计点火法的排烟和排热通风系统的功能推荐方法和计算方法.实施规程
【标准号】:BS7346-5-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2005-03-31
【实施或试行日期】:2005-03-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:烟控制;通风设备;性能;通风;管廊;元部件;火灾;烟
【英文主题词】:Components;Ducts(buildingservices);Fire;Performance;Smoke;Smokecontrol;Ventilation;Ventilationequipment
【摘要】:ThisBritishStandardgivesfunctionalrecommendationsandguidanceonthecalculationmethodforsmokeandheatexhaustventilationsystems(SHEVS)fortime-dependentdesignfires.Avarietyofbuildingtypesisaddressed.Forapre-determinedcriticaltime,thisBritishStandardcanbeusedtodeterminerequiredperformanceofaSHEVSneededtoavoidtheonsetofasignificantdanger.Or,forapre-determinedSHEVS,thisBritishStandardcanbeusedtodeterminethetimeavailablebetweenignitionandonsetofsignificantdanger.ThisBritishStandardusesacceptedandauthoritativemethodstodefinesomedesignparameters,e.g.thetimeneededforsafeevacuationorattendancetimeofthefire-fightingservices.Thisinformationcanbesoughtfromothersourceswhengeneratingtheoverallfire-safetyconceptforaspecificbuildingproject.Manyofthedetailedcalculationprocedures,andmostofthedangercriteriadefiningtheboundarybetweensuccessandfailure,arethesamefortime-dependentdesignfiresasforsteady-statedesignfires,anditisessentialthatthisBritishStandardbeusedinconjunctionwithBS7346-4.
【中国标准分类号】:J72
【国际标准分类号】:13_220_01;91_140_30
【页数】:42P.;A4
【正文语种】:英语