DIN EN ISO 9614-1-2009 声学.声压法测定噪声源声功率级使用声音强度法,第1部分:离散点测试(ISO9614-1:1993),德文版本ENISO9614-1:2009
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【英文标准名称】:Acoustics-Determinationofsoundpowerlevelsofnoisesourcesusingsoundintensity-Part1:Measurementatdiscretepoints(ISO9614-1:1993);EnglishversionofDINENISO9614-1:2009-11
【原文标准名称】:声学.声压法测定噪声源声功率级使用声音强度法,第1部分:离散点测试(ISO9614-1:1993),德文版本ENISO9614-1:2009
【标准号】:DINENISO9614-1-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-11
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Acoustictesting;Acoustics;Calibration;Definitions;Determination;Earprotectors;Externalnoise;Intensity;Machines;Measurement;Measuringenvironment;Measuringincertainity;Measuringinstruments;Measuringtechniques;Methods;Noise;Noiseemissions;Noise(environmental);Noisemeasurements;Noisesources;Precision;Properties;Soundfields;Soundintensity;Soundlevel;Soundpower;Soundsources;Specification(approval);Temperature;Winds
【摘要】:1.1ThispartofISO9614specifiesamethodformeasuringthecomponentofsoundintensitynormaltoameasurementsurfacewhichischosensoastoenclosethenoisesource(s}ofwhichthesoundpowerlevelistobedetermined.Theone-octave,one-third-octaveorband-limitedweightedsoundpowerleveliscalculatedfromthemeasuredvalues.Themethodisapplicabletoanysourceforwhichaphysicallysta-tionarymeasurementsurfacecanbedefined,andonwhichthenoisegeneratedbythesourceisstationaryintime(asdefinedin3.13).Thesourceisdefinedbythechoiceofmeasurementsurface.Themethodisapplicableinsitu,orinspecialpurposetestenviron-ments,1.2ThispartofISO9614isapplicabletosourcessituatedinanyenvironmentwhichisneithersovari-ableintimeastoreducetheaccuracyofthemeas-urementofsoundintensitytoanunacceptabledegree,norsubjectstheintensitymeasurementprobetogasflowsofunacceptablespeedorun-steadiness(see5.3and5.4).Insomecases,itwillbefoundthatthetestconditionsaretooadversetoallowtherequirementsofthispartofISO9614tobemet.Inparticular,extraneousnoiselevelsmayvarytoanexcessivedegreeduringthetest.Insuchcases,themethodgiveninthispartofISO9614isnotsuitableforthedeterminationofthesoundpowerlevelofthesource.NOTE1Othermethods,e.g.determinationofsoundpowerlevelsfromsurfacevibrationlevelsasdescribedinISO/TR7849,maybemoresuitable.1.3ThispartofISO9614specifiescertainancillaryprocedures,describedinannexB,tobefollowedinconjunctionwiththesoundpowerdetermination.Theresultsareusedtoindicatethequalityofthedeter-mination,andhencethegradeofaccuracy.Ifthein-dicatedqualityofthedeterminationdoesnotmeettherequirementsofthispartofISO9614,thetestprocedureshouldbemodifiedinthemannerindi-cated.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_20
【页数】:30P.;A4
【正文语种】:英语
【原文标准名称】:声学.声压法测定噪声源声功率级使用声音强度法,第1部分:离散点测试(ISO9614-1:1993),德文版本ENISO9614-1:2009
【标准号】:DINENISO9614-1-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-11
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Acoustictesting;Acoustics;Calibration;Definitions;Determination;Earprotectors;Externalnoise;Intensity;Machines;Measurement;Measuringenvironment;Measuringincertainity;Measuringinstruments;Measuringtechniques;Methods;Noise;Noiseemissions;Noise(environmental);Noisemeasurements;Noisesources;Precision;Properties;Soundfields;Soundintensity;Soundlevel;Soundpower;Soundsources;Specification(approval);Temperature;Winds
【摘要】:1.1ThispartofISO9614specifiesamethodformeasuringthecomponentofsoundintensitynormaltoameasurementsurfacewhichischosensoastoenclosethenoisesource(s}ofwhichthesoundpowerlevelistobedetermined.Theone-octave,one-third-octaveorband-limitedweightedsoundpowerleveliscalculatedfromthemeasuredvalues.Themethodisapplicabletoanysourceforwhichaphysicallysta-tionarymeasurementsurfacecanbedefined,andonwhichthenoisegeneratedbythesourceisstationaryintime(asdefinedin3.13).Thesourceisdefinedbythechoiceofmeasurementsurface.Themethodisapplicableinsitu,orinspecialpurposetestenviron-ments,1.2ThispartofISO9614isapplicabletosourcessituatedinanyenvironmentwhichisneithersovari-ableintimeastoreducetheaccuracyofthemeas-urementofsoundintensitytoanunacceptabledegree,norsubjectstheintensitymeasurementprobetogasflowsofunacceptablespeedorun-steadiness(see5.3and5.4).Insomecases,itwillbefoundthatthetestconditionsaretooadversetoallowtherequirementsofthispartofISO9614tobemet.Inparticular,extraneousnoiselevelsmayvarytoanexcessivedegreeduringthetest.Insuchcases,themethodgiveninthispartofISO9614isnotsuitableforthedeterminationofthesoundpowerlevelofthesource.NOTE1Othermethods,e.g.determinationofsoundpowerlevelsfromsurfacevibrationlevelsasdescribedinISO/TR7849,maybemoresuitable.1.3ThispartofISO9614specifiescertainancillaryprocedures,describedinannexB,tobefollowedinconjunctionwiththesoundpowerdetermination.Theresultsareusedtoindicatethequalityofthedeter-mination,andhencethegradeofaccuracy.Ifthein-dicatedqualityofthedeterminationdoesnotmeettherequirementsofthispartofISO9614,thetestprocedureshouldbemodifiedinthemannerindi-cated.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_20
【页数】:30P.;A4
【正文语种】:英语
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