【英文标准名称】:Testcodeformachinetools.Determinationofthenoiseemission
【原文标准名称】:机床测试规范.噪声辐射的测定
【标准号】:BSISO230-5-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-11-15
【实施或试行日期】:2000-11-15
【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】:验收;声学测量;声学试验;空气噪声;检测点;定义(术语);测定;机床;机械;空气噪声测量;测量技术;噪声;噪声辐射;噪声(环境的);噪声测量值;声压级;试验报告;试验;工作地点
【英文主题词】:Acceptance;Acousticmeasurement;Acoustictesting;Airbornenoise;Checkpoint;Definitions;Determination;Machinetools;Machines;Measurementofairbornenoise;Measuringtechniques;Noise;Noiseemissions;Noise(environmental);Noisemeasurements;Soundpressurelevel;Testreport;Testing;Workingplaces
【摘要】:1GeneralThispartofISO230specifiesmethodsfortestingthenoiseofstationaryfloor-mountedmachinetoolsandrelatedauxiliaryequipmentdirectlyontheshopfloor.Thepurposeofthemeasurementsistoobtainnoise-emissiondataformachinetools.ThedataobtainedmaybeusedforthepurposeofdeclarationandverificationofairbornenoiseemissionfrommachinetoolsasspecifiedinISO4871,andalsoforthecomparisonoftheperformanceofdifferentunitsofagivenfamilyofmachinetoolsorequipment,underdefinedenvironmentalconditionsandstandardizedmountingandoperatingconditions.ForthepurposesofthispartofISO230,"auxiliaryequipment"meanshydraulicpowerpacks,chipconveyors,coolant-oilmistextractors,heatexchangers,refrigerators,etc.Noiseemittedbycentrallyoperatedauxiliaryequipment,connectedtoseveralmachinetools,shallbeconsideredasbackgroundnoise.Generalinstructionsaregivenfortheinstallationandoperationofthemachineundertestandforthechoiceofmicrophonepositionsfortheworkstationandforotherspecifiedpositions.Moredetailedinstructionscanbefoundinspecificnoise-teststandardsforindividualtypesofmachinetools.Clause11specifiesamethodformeasuringtheemissionsoundpressurelevelsatworkstationsandatotherspecifiedpositionsinthevicinityofamachinetool.ThismethodfollowsthemethodsspecifiedinISO11202andISO11204.Clause12specifiesamethodformeasuringthesoundpressurelevelsonameasurementsurfaceenvelopingthemachinetoolandforcalculatingthesoundpowerlevelproducedbythemachinetool.ThismethodfollowsthemethodsspecifiedinISO3744andISO3746.Thedeterminationofthesoundpowerlevelonthebasisoftheintensitymethod(ISO9614andISO9614-2)isnotdealtwithinthispartofISO230.2TypesofnoiseandnoisesourcesThemethodsspecifiedinthispartofISO230aresuitableforalltypesofnoiseemittedbymachinetools.ThispartofISO230isapplicabletomachinetoolsofanytypeandsize,includingdevices,componentsandsub-assemblies.NOTEMeasurementsaccordingtothispartofISO230maybeimpracticableforverytallorverylongmachinetools,suchastransferlines.3TestenvironmentThetestenvironmentthatisapplicableformeasurementsmadeinaccordancewiththispartofISO230isgenerallylocatedindoors,withoneormorereflectingplanespresent,meetingspecifiedrequirements,asdescribedinclauses11and12,respectivelyin11.4.2andinclause12.3.2.4AccuracygradesIndividualvaluesofemissionsoundpressurelevelsatafixedpositionandofthesoundpowerlevelofamachinetooldeterminedinaccordancewiththeproceduresgiveninthispartofISO230arelikelytodifferfromthetruevaluesbyanamountwithintherangeoftherespectivemeasurementuncertainties.Theuncertaintiesinmeasurementsofemissionsoundpressurelevelsandindeterminationsofthesoundpowerlevelarisefromseveralfactorswhichaffecttheresults,someassociatedwithenvironmentalconditionsatthetestsiteandotherswithexperimentaltechniques.ThispartofISO230dealswithmethodstodeterminetheemissionsoundpressurelevelsandtheemissionsoundpowerlevel,wheretheresultsmeetgrade2accuracy(engineeringmethod)andgrade3accuracy(surveymethod).Becauseofitshigheraccuracy,grade2shouldbeachievedwheneverpossible.Specificinformationonmeasurementuncertaintiesisgiveninclause7.Althoughgrade2accuracy(engineering)ispreferred,grade3accuracy(survey)isacceptablefornoisedeclarationandmostotherpurposes.InthispartofISO230,onlythedeterminationofgrade3isdescribedcompletely.Forgrade2,ISO3744andISO11204shallalsobeused.
【中国标准分类号】:J50
【国际标准分类号】:17_140_20;25_080_01
【页数】:38P.;A4
【正文语种】:英语