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【英文标准名称】:Mechanicalvibration-Methodsandcriteriaforthemechanicalbalancingofflexiblerotors
【原文标准名称】:机械振动挠性转子的机械平衡方法和标准
【标准号】:ISO11342-1998
【标准状态】:现行
【国别】:国际
【发布日期】:1998-04
【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/TC108
【标准类型】:()
【标准水平】:()
【中文主题词】:测量方法;振动;机械试验;转子;振动试验;振动测量;平衡;试验;定义
【英文主题词】:Balancing;Definitions;Mechanicaltesting;Methodsformeasuring;Rotors;Testing;Vibration;Vibrationmeasurement;Vibrationtests
【摘要】:ThisInternationalStandardpresentstypicalflexiblerotorconfigurationsinaccordancewiththeircharacteristicsandbalancingrequirements,describesbalancingprocedures,specifiesmethodsofassessmentofthefinalstateofunbalance,andgivesguidanceonbalancequalitycriteria.ThisInternationalStandardmayalsobeapplicabletoserveasabasisformoreinvolvedinvestigations,forexamplewhenamoreexactdeterminationoftherequiredbalancequalityisnecessary.Ifdueregardispaidtothespecifiedmethodsofmanufactureandlimitsofunbalance,satisfactoryrunningconditionscanbeexpected.ThisInternationalStandardisnotintendedtoserveasanacceptancespecificationforanyrotor,butrathertogiveindicationsofhowtoavoidgrossdeficienciesand/orunnecessarilyrestrictiverequirements.ThesubjectofstructuralresonancesandmodificationsthereofisoutsidethescopeofthisInternationalStandard.Themethodsandcriteriagivenaretheresultofexperiencewithgeneralindustrialmachinery.Theymaynotbedirectlyapplicabletospecializedequipmentortospecialcircumstances.Therefore,theremaybecaseswheredeviationsfromthisInternationalStandardmaybenecessary.note:1)InformationonsuchexceptionswillbewelcomedandshouldbecommunicatedtothenationalstandardsbodyinthecountryoforiginfortransmissiontothesecretariatofISO/TC108/SC1.
【中国标准分类号】:J04
【国际标准分类号】:21_120_40
【页数】:39P.;A4
【正文语种】:英语


【英文标准名称】:Samplingproceduresforinspectionbyattributes-Part5:Systemofsequentialsamplingplansindexedbyacceptancequalitylimit(AQL)forlot-by-lotinspection
【原文标准名称】:计数抽样检验程序.第5部分:按接收质量限(AQL)检索的逐批检验顺序抽样计划系统
【标准号】:ISO2859-5-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-06
【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/TC69
【标准类型】:()
【标准水平】:()
【中文主题词】:计数检查;统计方法分析;取样方案;随机取样;验收试验;缺陷与故障;抽样表;误差极限;随机试样;样品试验;抽样方法;验收;评定;评定;定义;验收样本检查;随机样本大小;合格试验;检验;质量控制
【英文主题词】:Acceptance;Acceptancesampleinspection;Acceptancetests;Assessment;Conformitytesting;Defects;Definitions;Errorlimit;Evaluations;Inspection;Inspectionbyattributes;Qualitycontrol;Randomsamples;Randomsampling;Samplesizes;Sampletests;Samplingmethods;Samplingplan;Samplingtables;Statisticalmethodsofanalysis
【摘要】:ThispartofISO2859specifiessequentialsamplingschemesthatsupplementtheISO2859-1acceptancesamplingsystemforinspectionbyattributes.TheISO2859-1acceptancesamplingsystemisindexedintermsoftheacceptancequalitylimit(AQL).Itspurposeistoinduceasupplier,throughtheeconomicandpsychologicalpressureoflotnon-acceptance,tomaintainaprocessaverageatleastasgoodasthespecifiedacceptancequalitylimit,whileatthesametimeprovidinganupperlimitfortherisktotheconsumerofacceptingtheoccasionalpoorlot.ThesamplingschemesdefinedinthispartofISO2859areapplicable,butnotlimited,totheinspectionof:—enditems,—componentsandrawmaterials,—operations,—materialsinprocess,—suppliesinstorage,—maintenanceoperations,—dataorrecords,and—administrativeprocedures.Theseschemesaredesignedtobeappliedtoacontinuingseriesoflots,thatis,aserieslongenoughtopermittheswitchingrulesin10.3tobeapplied.Theseswitchingrulesprovidea)enhancedprotectiontotheconsumer(bymeansoftightenedsamplinginspectioncriteriaordiscontinuationofsamplinginspection)shoulddeteriorationinqualityoccur,b)anincentive,atthediscretionoftheresponsibleauthority,toreduceinspectioncosts(bymeansofreducedsamplinginspectioncriteria)shouldconsistentlygoodqualitybedemonstratedovertime.Theindividualsamplingplansarenotdesignedtobeusedoutsideoftheschemesinwhichtheyarepresented.WherelotsareproducedinisolationorinaseriestooshortforthispartofISO2859toapply,theuserisadvisedtoconsultISO2859-2forappropriatesamplingplans.
【中国标准分类号】:A00
【国际标准分类号】:03_120_30
【页数】:43P;A4
【正文语种】:英语