【英文标准名称】:GeometricalProductSpecifications(GPS)-Inspectionbymeasurementofworkpiecesandmeasuringequipment-Part2:GuidetotheestimationofuncertaintyinGPSmeasurement,incalibrationofmeasuringequipmentandinproductverification
【原文标准名称】:产品几何量技术规范(GPS)工件的测量检验和测量设备第2部分:GPS测量中不确定度评估指南和在产品检验中测量设备的校准
【标准号】:ISO/TS14253-2-1999
【标准状态】:作废
【国别】:国际
【发布日期】:1999-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC213
【标准类型】:()
【标准水平】:()
【中文主题词】:几何;产品规范;工件;测量不确定度;测量结果;测量仪器;规范(验收);验证;不确定度;校正;尺寸测量;几何产品规范;测量设备;测量技术;指导手册;测量;产品试验;正常;产品;试验;定义
【英文主题词】:Calibration;Definitions;Dimensionalmeasurement;Geometricalproductspecification;Geometry;GPS;Guidebooks;Measurement;Measuringequipment;Measuringincertainity;Measuringinstruments;Measuringresults;Measuringtechniques;Normal;Productspecifications;Producttests;Products;Specification(approval);Testing;Uncertainties;Verification;Workpieces
【摘要】:ThisTechnicalSpecificationgivesguidanceontheimplementationoftheconceptof"Guidetotheestimationofuncertaintyinmeasurement"(inshortGUM)tobeappliedinindustryforthecalibrationof(measurement)standardsandmeasuringequipmentinthefieldofGPSandthemeasurementofworkpieceGPS-characteristics.Theaimistopromotefullinformationonhowtoachieveuncertaintystatementsandprovidethebasisforinternationalcomparisonofresultsofmeasurementsandtheiruncertainties(relationshipbetweenpurchaserandsupplier).ThisTechnicalSpecificationisintendedtosupportISO14253-1.ThisTechnicalSpecificationandISO14253-1arebeneficialtoalltechnicalfunctionsinacompanyintheinterpretationofGPSspecifications(i.e.tolerancesofworkpiececharacteristicsandvaluesofmaximumpermissibleerrors(MPE)formetrologicalcharacteristicsofmeasuringequipment).ThisTechnicalSpecificationintroducestheProcedureforUncertaintyMAnagement(PUMA),whichisapractical,iterativeprocedurebasedontheGUMforestimatinguncertaintyofmeasurementwithoutchangingthebasicconceptsoftheGUMandisintendedtobeusedgenerallyforestimatinguncertaintyofmeasurementandgivingstatementsofuncertaintyfor:—singleresultsofmeasurement;—comparisonoftwoormoreresultsofmeasurement;—comparisonofresultsofmeasurement—fromoneormoreworkpiecesorpiecesofmeasurementequipment—withgivenspecifications[i.e.maximumpermissibleerrors(MPE)forametrologicalcharacteristicofameasurementinstrumentormeasurementstandard,andtolerancelimitsforaworkpiececharacteristic,etc.],forprovingconformanceornon-conformancewiththespecification.Theiterativemethodisbasedbasicallyonanupperboundstrategy,i.e.overestimationoftheuncertaintyatalllevels,buttheiterationscontroltheamountofoverestimation.Intentionaloverestimation—andnotunder-estimation—isnecessarytopreventwrongdecisionsbasedonmeasurementresults.Theamountofoverestimationshallbecontrolledbyeconomicalevaluationofthesituation.Theiterativemethodisatooltomaximizeprofitandminimizecostinthemetrologicalactivitiesofacompany.Theiterativemethod/procedureiseconomicallyself-adjustingandisalsoatooltochange/reduceexistinguncertaintyinmeasurementwiththeaimofreducingcostinmetrology(manufacture).Theiterativemethodmakesitpossibletocompromisebetweenrisk,effortandcostinuncertaintyestimationandbudgeting.
【中国标准分类号】:J04
【国际标准分类号】:17_040_30
【页数】:73P;A4
【正文语种】:英语