BS EN ISO 11546-1-2009 声学.密封罩隔声性能测定.实验室测量(申报用)

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【英文标准名称】:Acoustics-Determinationofsoundinsulationperformancesofenclosures-Measurementsunderlaboratoryconditions(fordeclarationpurposes)
【原文标准名称】:声学.密封罩隔声性能测定.实验室测量(申报用)
【标准号】:BSENISO11546-1-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2010-05-31
【实施或试行日期】:2010-05-31
【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】:
【英文主题词】:Acousticmeasurement;Acoustictesting;Acoustics;Capsules;Definitions;Determination;Ear-mufftypewearingprotectors;Efficiency;Enclosure;Enclosures;Insertionloss;Laboratorytesting;Laboratorytests;Marking;Measurement;Measuringequipment;Measuringincertainity;Measuringinstruments;Measuringtechniques;Noiseabatement;Noisecontrol(acoustic);Noise(environmental);Noisereduction;Performancetests;Protection;Safetyofmachinery;Sound;Soundcontrolmeans;Sounddeadening;Soundinsulation;Soundlevel;Soundpressure;Soundsources;Testobject;Testing;Testingconditions
【摘要】:ThispartofISO11546specifieslaboratorymethodsforthedeterminationofsoundinsulationperformance(insertionloss)ofsmallmachineenclosures.Itappliestoatotalenclosureonlyandnottotheindividualpanelsfromwhichtheenclosureismade.ThemeasurementmethodsspecifiedinthispartofISO11546arebasedonInternationalStandardintheseriesISO3740,ISO9614andISO11200(seetable1).Dependingonthemethodchosen,thesoundinsulationperformance(insertionloss)oftheenclosureisdeterminedintermsofthereductionofsoundpowerlevelorsoundpressurelevel.Methodsaregivenformeasurementswheretheenclosuresurroundstheactualsoundsource(machine).Wherethesemethodsarenotpracticable,alternativemeasurementscanbeperformedusingareciprocitymethod(seedefinition3.11andsubclause7.2)oranartificialsoundsource.
【中国标准分类号】:N65
【国际标准分类号】:17_140_01
【页数】:22P.;A4
【正文语种】:英语