BS ISO 13347-4-2004 工业用风扇.标准化实验室条件下风扇声功率级的测定.声强法

作者:标准资料网 时间:2024-05-13 01:33:03  浏览:9176   来源:标准资料网

【英文标准名称】:Industrialfans-Determinationoffansoundpowerlevelsunderstandardizedlaboratoryconditions-Soundintensitymethod
【原文标准名称】:工业用风扇.标准化实验室条件下风扇声功率级的测定.声强法
【标准号】:BSISO13347-4-2004
【标准状态】:现行
【国别】:英国
【发布日期】:2004-08-25
【实施或试行日期】:2004-08-25
【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】:工业设施;测量技术;空调系统;空气噪声;实验室试验;噪声测量;声学性质和声学现象;风扇;声级;声压级;声压;通风机;声强;声学测量;消声器
【英文主题词】:Acousticmeasurement;Acousticpropertiesandphenomena;Airbornenoise;Air-conditioningsystems;Fans;Industrialfacilities;Laboratorytesting;Measuringtechniques;Noisemeasurements;Silencers;Soundintensity;Soundlevel;Soundpressure;Soundpressurelevel;Ventilators
【摘要】:ThispartofISO13347appliestoindustrialfansasdefinedinISO5801andISO13349.Itislimitedtothedeterminationofairbornesoundemissionforthespecifiedset-ups.Vibrationisnotmeasured,noristhesensitivityofairbornesoundemissiontovibrationeffectsdetermined.Thesizesofthefan,whichcanbetestedinaccordancewiththispartofISO13347,arelimitedonlybythepracticalaspectsofthetestinstallations.ThispartofISO13347determinessoundpowerbyusingsoundintensitymeasurementsonameasurementsurfacewhichenclosesthesoundsource.Itprovidesguidelinesontheacousticalenvironment,ambientnoise,measurementsurface,andnumberofmeasurements.Thetestset-upsaregenerallydesignedtorepresentthephysicalorientationofafaninstalledinaccordancewithISO5801andalsousedinISO13347-2.
【中国标准分类号】:J72
【国际标准分类号】:17_140_20;23_120
【页数】:34P;A4
【正文语种】:英语