【英文标准名称】:Measurementofnoiseemittedbyacceleratingroadvehicles-Engineeringmethod-Part1:MandNcategories(ISO362-1:2007+Cor.1:2009)
【原文标准名称】:道路车辆加速产生的噪声测量.工程学方法.第1部分:M和N类
【标准号】:DINISO362-1-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-07
【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】:加速度;声学测量;声学试验;声学;定义;机械噪声;数学计算;测量;测量不确定度;测量技术;汽车;移动噪声;噪声;噪声(环境的);噪声测量;精密度;道路车辆;声压;符号;试验;城镇;交通业务
【英文主题词】:Acceleration;Acousticmeasurement;Acoustictesting;Acoustics;Definitions;Machinenoise;Mathematicalcalculations;Measurement;Measuringincertainity;Measuringtechniques;Motorvehicles;Movementnoise;Noise;Noise(environmental);Noisemeasurements;Precision;Roadvehicles;Soundpressure;Symbols;Testing;Towns;Traffic
【摘要】:ThispartofISO362specifiesanengineeringmethodformeasuringthenoiseemittedbyroadvehiclesofcategoriesMandNundertypicalurbantrafficconditions.ItexcludesvehiclesofcategoryL1andL2,whicharecoveredbyISO9645,andvehiclesofcategoryL3,L4andL5coveredbyISO362-2.Thespecificationsareintendedtoreproducethelevelofnoisegeneratedbytheprincipalnoisesourcesduringnormaldrivinginurbantraffic(seeAnnexA).Themethodisdesignedtomeettherequirementsofsimplicityasfarastheyareconsistentwithreproducibilityofresultsundertheoperatingconditionsofthevehicle.Thetestmethodrequiresanacousticalenvironmentthatisonlyobtainedinanextensiveopenspace.Suchconditionsareusuallyprovidedfor--typeapprovalmeasurementsofavehicle,--measurementsatthemanufacturingstage,and--measurementsatofficialtestingstations.NOTE1Theresultsobtainedbythismethodgiveanobjectivemeasureofthenoiseemittedunderthespecifiedconditionsoftest.Itisnecessarytoconsiderthefactthatthesubjectiveappraisalofthenoiseannoyanceofdifferentclassesofmotorvehiclesisnotsimplyrelatedtotheindicationsofasoundmeasurementsystem.Asannoyanceisstronglyrelatedtopersonalhumanperception,physiologicalhumanconditions,cultureandenvironmentalconditions,thereisalargevariationanditisthereforenotusefulasaparametertodescribeaspecificvehiclecondition.NOTE2Spotchecksofvehicleschosenatrandomarerarelymadeinanidealacousticalenvironment.IfmeasurementsarecarriedoutontheroadinanacousticalenvironmentwhichdoesnotfulfiltherequirementsstatedinthisInternationalStandard,theresultsobtainedcandeviateappreciablyfromtheresultsobtainedusingthespecifiedconditions.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_30;43_080_01;43_100
【页数】:60P.;A4
【正文语种】:德语