ISO 11904-2-2004 声学.从接近耳朵的声源处测定声排放强度.第2部分:利用人体模型技术
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【英文标准名称】:Acoustics-Determinationofsoundimmissionfromsoundsourcesplacedclosetotheear-Part2:Techniqueusingamanikin
【原文标准名称】:声学.从接近耳朵的声源处测定声排放强度.第2部分:利用人体模型技术
【标准号】:ISO11904-2-2004
【标准状态】:现行
【国别】:国际
【发布日期】:2004-11
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC43
【标准类型】:()
【标准水平】:()
【中文主题词】:护耳器;实验室试验;测量仪器;传声器;电气工程;噪声辐射;测量不确定度;试验标样;测量技术;声级;定义;试验;声学;人体模型;耳机;耳模拟器;耳;测量;混响室;声学测量;危害;听觉;声压级;头戴送受话器;听力损害;声源;电声器件;噪声(环境的);性能;插入式耳机;声强;电声学;听力试验;声传输
【英文主题词】:Acousticmeasurement;Acoustics;Acoustoelectricdevices;Airpollution;Calibration;Definitions;Earprotectors;Earsimulators;Earphones;Ears;Electricalengineering;Electroacoustics;Environment;Environmentalcondition;Hazards;Headphones;Hearing(auditoryperception);Hearingimpairment;Hearingtests;Insertearphones;Laboratorytesting;Laboratorytests;Manikins;Measurement;Measuringincertainity;Measuringinstruments;Measuringtechniques;Microphones;Noise;Noise(environmental);Noiseimmisions;Noiseimmission;Performance;Reverberationrooms;Simulators;Sound;Soundfields;Soundintensity;Soundlevels;Soundpressurelevel;Soundsources;Soundtransmission;Testdummies;Testing;Workingplaces
【摘要】:ThispartofISO11904specifiesbasicframeworkmeasurementmethodsforsoundimmissionfromsoundsourcesplacedclosetotheear.Thesemeasurementsarecarriedoutwithamanikin,equippedwithearsimulatorsincludingmicrophones.Themeasuredvaluesaresubsequentlyconvertedintocorrespondingfree-fieldordiffuse-fieldlevels.Theresultsaregivenasfree-fieldrelatedordiffuse-fieldrelatedequivalentcontinuousA-weightedsoundpressurelevels.Thetechniqueisdenotedthemanikintechnique.ThispartofISO11904isapplicabletoexposuretosoundfromsourcesclosetotheear,forexampleduringequipmenttestsorattheworkplacetosoundfromearphonesorhearingprotectorswithaudiocommunicationfacilities.ThispartofISO11904isapplicableinthefrequencyrangefrom20Hzto10kHz.Forfrequenciesabove10kHz,ISO11904-1canbeused.
【中国标准分类号】:L31;A42
【国际标准分类号】:17_140_01
【页数】:16P;A4
【正文语种】:英语
【原文标准名称】:声学.从接近耳朵的声源处测定声排放强度.第2部分:利用人体模型技术
【标准号】:ISO11904-2-2004
【标准状态】:现行
【国别】:国际
【发布日期】:2004-11
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC43
【标准类型】:()
【标准水平】:()
【中文主题词】:护耳器;实验室试验;测量仪器;传声器;电气工程;噪声辐射;测量不确定度;试验标样;测量技术;声级;定义;试验;声学;人体模型;耳机;耳模拟器;耳;测量;混响室;声学测量;危害;听觉;声压级;头戴送受话器;听力损害;声源;电声器件;噪声(环境的);性能;插入式耳机;声强;电声学;听力试验;声传输
【英文主题词】:Acousticmeasurement;Acoustics;Acoustoelectricdevices;Airpollution;Calibration;Definitions;Earprotectors;Earsimulators;Earphones;Ears;Electricalengineering;Electroacoustics;Environment;Environmentalcondition;Hazards;Headphones;Hearing(auditoryperception);Hearingimpairment;Hearingtests;Insertearphones;Laboratorytesting;Laboratorytests;Manikins;Measurement;Measuringincertainity;Measuringinstruments;Measuringtechniques;Microphones;Noise;Noise(environmental);Noiseimmisions;Noiseimmission;Performance;Reverberationrooms;Simulators;Sound;Soundfields;Soundintensity;Soundlevels;Soundpressurelevel;Soundsources;Soundtransmission;Testdummies;Testing;Workingplaces
【摘要】:ThispartofISO11904specifiesbasicframeworkmeasurementmethodsforsoundimmissionfromsoundsourcesplacedclosetotheear.Thesemeasurementsarecarriedoutwithamanikin,equippedwithearsimulatorsincludingmicrophones.Themeasuredvaluesaresubsequentlyconvertedintocorrespondingfree-fieldordiffuse-fieldlevels.Theresultsaregivenasfree-fieldrelatedordiffuse-fieldrelatedequivalentcontinuousA-weightedsoundpressurelevels.Thetechniqueisdenotedthemanikintechnique.ThispartofISO11904isapplicabletoexposuretosoundfromsourcesclosetotheear,forexampleduringequipmenttestsorattheworkplacetosoundfromearphonesorhearingprotectorswithaudiocommunicationfacilities.ThispartofISO11904isapplicableinthefrequencyrangefrom20Hzto10kHz.Forfrequenciesabove10kHz,ISO11904-1canbeused.
【中国标准分类号】:L31;A42
【国际标准分类号】:17_140_01
【页数】:16P;A4
【正文语种】:英语
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