NF C48-362-4-1998 报警系统.报警传输系统和设备.第2-4部分:使用公共交换电话网有声发报机的系统用设备要求

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【英文标准名称】:Acoustics.Testcodeforthemeasurementofairbornenoiseemittedbyrotatingelectricalmachinery
【原文标准名称】:声学.旋转电机发出的空气噪声的测量试验规范
【标准号】:BSENISO1680-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-04-15
【实施或试行日期】:2000-04-15
【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】:验证;空气噪声;声级计;声强;旋转电机;试验条件;等级(质量);噪声控制;再现性;声学测量;准确度;声学;噪声(环境的);声学试验;安装细则;装配;口述;电机
【英文主题词】:Absorption;Accuracy;Acousticmeasurement;Acoustictesting;Acoustics;Airbornenoise;Airbornenoiseemitted;Calibration;Checkpoint;Declarations;Definitions;Determination;Earprotectors;Electricmachines;Electricmotors;Electrical;Emission;Emissionmeasurement;Envelopingsurfacemethods;Environment;Externalnoise;Filters;Fixings;Frequencies;Generators;Grades(quality);Information;Installation;Installationinstructions;Installations;Interpretations;Layout;Logsheets;Machinenoise;Machines;Measurement;Measurementconditions;Measurementofairbornenoise;Measuringdistances;Measuringenvironment;Measuringinstruments;Measuringobjects;Measuringrooms;Measuringsites;Measuringsurfaces;Measuringsystems;Measuringtechniques;Mechanicalengineering;Methods;Microphones;Motors;Mountinginstructions;Noise;Noisecontrol(acoustic);Noiseemissions;Noise(environmental);Noisemeasurements;Operatingconditions;Operation;Position;Precision;Ratings;Reflection;Reproducibility;Reverberationtime;Rooms;Rotating;Rotatingelectricmachines;Rotatingelectricalmachinery;Sound;Soundintensity;Soundlevel;Soundpower;Soundpressure;Soundpressurelevel;Soundpressurespectrum;Sound-levelmeters;Specification(approval);Testcertificates;Testreport;Testing;Testingconditions;Verification;Winds
【摘要】:ThisInternationalStandardspecifiesalltheinformationnecessarytocarryoutefficientlyandunderstandardizedconditionsthedetermination,declarationandverificationofthenoiseemissioncharacteristicsofrotatingelectricalmachines.Itspecifiesnoisemeasurementmethodsthatcanbeused,andspecifiestheoperatingandmountingconditionsthatshallbeusedforthetest.Noiseemissioncharacteristicsincludethesoundpowerlevelandemissionsoundpressurelevel.Thedeterminationofthesequantitiesisnecessary—forcomparingthenoiseemittedbymachines,—toenablemanufacturerstodeclarethenoiseemitted,and—forthepurposesofnoisecontrol.TheuseofthisInternationalStandardasanoisetestcodeensuresthereproducibilityofthedeterminationofthenoiseemissioncharacteristicswithinspecifiedlimitsdeterminedbythegradeofaccuracyofthebasicnoisemeasurementmethodused.NoisemeasurementmethodsallowedbythisInternationalStandardarelaboratorymethods(grade1),engineeringmethods(grade2)andsurveymethods(grade3).Methodsofengineeringgrade(grade2)aretobepreferred.ThisInternationalStandardisapplicabletorotatingelectricalmachinesofanylength,widthorheight.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_20;29_160_01
【页数】:28P.;A4
【正文语种】:英语