ISO 9972-1996 绝热.建筑物的气密性测定.风压法

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【英文标准名称】:Thermalinsulation-Determinationofbuildingairtightness-Fanpressurizationmethod
【原文标准名称】:绝热.建筑物的气密性测定.风压法
【标准号】:ISO9972-1996
【标准状态】:作废
【国别】:国际
【发布日期】:1996-08
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC163
【标准类型】:()
【标准水平】:()
【中文主题词】:压力倾斜度;压力过载;热防护;渗透性测量;空气流动;加压;差压;不透气性;大气密度;建筑;建筑物;测量技术;隔热;定义;气体;计量学;试验
【英文主题词】:
【摘要】:ThisInternationalStandardspecifiestheuseofmech-anicalpressurizationordepressurizationofabuildingorbuildingcomponent.Itdescribestechniquesformeasuringtheresultingairflowratesatgivenindoor-outdoorstaticpressuredifferences.Fromthere-lationshipbetweentheairflowratesandpressuredif-ferences,theairleakagecharacteristicsofabuildingenvelopecanbeevaluated.ThisInternationalStandardisapplicabletosmalltem-peraturedifferentialsandlow-windpressurecon-ditions.Fortestsconductedinthefield,itmustberecognizedthatfieldconditionsmaybelessthanideal.Nevertheless,strongwindsandlargeindoor-outdoortemperaturedifferentialsshouldbeavoided.TheproperuseofthisInternationalStandardrequiresaknowledgeoftheprinciplesofairflowandpressuremeasurements.ThisInternationalStandardisintendedforthemeasurementoftheairtightnessofbuildingenve-lopesofsingle-zonebuildings.ForthepurposeofthisInternationalStandard,manymulti-zonebuildingscanbetreatedassingle-zonebuildingsbyopeninginteriordoorsorbyinducingequalpressuresinadjacentzones.ThisInternationalStandardisintendedforthemeasurementoftheairtightnessofbuildingsandbuildingcomponentsinthefield.Itdoesnotaddresslaboratoryevaluationofairleakagethroughindividualcomponents.Theresultsofthefieldmeasurementsarenotintendedtocharacterizetheairleakageofanisolatedcomponentbutofthecomponentanditsjunctionwiththebuildingenvelopeundergivencondi-tionsofinstallation.Therefore,theresultsfromfieldtestsofcomponentairtightnessmaynotbeinagree-mentwiththeresultsfromlaboratorytests.
【中国标准分类号】:P31
【国际标准分类号】:91_120_10
【页数】:10P;A4
【正文语种】:英语