BS EN ISO 3743-2-1997 声学.噪声源的声功率级测定.在混响场中对可移动声源的工程测量方法.用专用混响试验室的测量方法
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【英文标准名称】:Acoustics-Determinationofsoundpowerlevelsofnoisesources-Engineeringmethodsforsmall,movablesourcesinreverberantfields-Methodsforspecialreverberationtestrooms
【原文标准名称】:声学.噪声源的声功率级测定.在混响场中对可移动声源的工程测量方法.用专用混响试验室的测量方法
【标准号】:BSENISO3743-2-1997
【标准状态】:作废
【国别】:英国
【发布日期】:1995-03-15
【实施或试行日期】:1995-03-15
【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】:试验条件;再现性;装配;测量特征;声学试验;数学计算;混响;声学测量;声学工程;混响室;校正;噪声(环境的);声学;声学试验室;声源;声强;试验设备
【英文主题词】:Absorption;Acousticmeasurement;Acoustictesting;Acoustictestingrooms;Acoustics;Closedtestrooms;Definitions;Determination;Directmethod;Environment;Externalnoise;Handling;Information;Insulations;Mathematicalcalculations;Measurement;Measuringincertainity;Measuringinstruments;Methods;Microphones;Noise(environmental);Noisemeasurements;Noisesources;Portable;Powerlevels;Precision;Pressuremeasurement(fluids);Reverberationrooms;Reverberationtime;Sound;Soundabsorption;Soundlevel;Soundpressure;Soundradiation;Soundsources;Soundspectra;Springs(water);Testing
【摘要】:CancelsandreplacesISO3743(1988).Specifiesarelativelysimpleengineeringmethodfordeterminingthesoundpowerlevelsofsmall,movablenoisesources.InthisdirectmethodtheA-weightedsoundpowerlevelofthesourceundertestisdeterminedfromasingleA-weightedsoundpressurelevelmeasurementateachmicrophoneposition,ratherthanfromasummationofoctave-bandlevels.Thismethodeliminatestheneedforareferencesoundsource,butrequirestheuseofaspecialreverberationtestroom.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_99
【页数】:36P.;A4
【正文语种】:英语
【原文标准名称】:声学.噪声源的声功率级测定.在混响场中对可移动声源的工程测量方法.用专用混响试验室的测量方法
【标准号】:BSENISO3743-2-1997
【标准状态】:作废
【国别】:英国
【发布日期】:1995-03-15
【实施或试行日期】:1995-03-15
【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】:试验条件;再现性;装配;测量特征;声学试验;数学计算;混响;声学测量;声学工程;混响室;校正;噪声(环境的);声学;声学试验室;声源;声强;试验设备
【英文主题词】:Absorption;Acousticmeasurement;Acoustictesting;Acoustictestingrooms;Acoustics;Closedtestrooms;Definitions;Determination;Directmethod;Environment;Externalnoise;Handling;Information;Insulations;Mathematicalcalculations;Measurement;Measuringincertainity;Measuringinstruments;Methods;Microphones;Noise(environmental);Noisemeasurements;Noisesources;Portable;Powerlevels;Precision;Pressuremeasurement(fluids);Reverberationrooms;Reverberationtime;Sound;Soundabsorption;Soundlevel;Soundpressure;Soundradiation;Soundsources;Soundspectra;Springs(water);Testing
【摘要】:CancelsandreplacesISO3743(1988).Specifiesarelativelysimpleengineeringmethodfordeterminingthesoundpowerlevelsofsmall,movablenoisesources.InthisdirectmethodtheA-weightedsoundpowerlevelofthesourceundertestisdeterminedfromasingleA-weightedsoundpressurelevelmeasurementateachmicrophoneposition,ratherthanfromasummationofoctave-bandlevels.Thismethodeliminatestheneedforareferencesoundsource,butrequirestheuseofaspecialreverberationtestroom.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_99
【页数】:36P.;A4
【正文语种】:英语
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