SN/T 2941-2011 塑料原料及制品中三聚氰胺含量的测定

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【英文标准名称】:Nuclearpowerplants-Instrumentationandcontrolsystemsimportanttosafety-Managementofageing
【原文标准名称】:核电站.对安全性重要的仪器仪表和控制系统.老化管理
【标准号】:IEC62342-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-08
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC45A
【标准类型】:()
【标准水平】:()
【中文主题词】:老化;定义;设计;有效性;电气工程;电气装置;设备;检验(质量保证);仪器仪表;寿命周期;寿命;维修;管理;现代化;核电站;核安全;核技术;质量保证;辐射防护;反应堆检测仪表;安全工程;规范(验收);监督(认可)
【英文主题词】:Ageing(materials);Definition;Definitions;Design;Effectiveness;Electricalengineering;Electricalinstallations;Equipment;Examination(qualityassurance);Instrumentation;Lifecycles;Life(durability);Maintenance;Management;Modernizations;Nuclearpowerplants;Nuclearsafety;Nucleartechnology;Nuclear-electricpowerstations;Qualityassurance;Radiationprotection;Reactorinstrumentation;Safetyengineering;Specification(approval);Surveillance(approval)
【摘要】:1.1ManagementofphysicalageingThisInternationalStandardprovidesstrategies,technicalrequirements,andrecommendationsforthemanagementofageingofnuclearpowerplant(NPP)instrumentationandcontrol(I&C)systemsandassociatedequipment.Thestandardalsoincludesinformativeannexesontestmethods,procedures,andtechnologiesthatmaybeusedtoverifyproperoperationofI&Cequipmentandaimtopreventageingdegradationfromhavinganyadverseimpactontheplantsafety,efficiency,orreliability.ThestandardappliestoalltypesofNPPsandrelatesprimarilytosafety.1.2Managementoftechnologyageing(obsolescence)ThescopeofthisstandardhasbeenintentionallyfocusedonthemanagementofphysicalageingofI&CsystemswherethismaybeconsideredashavingadirectconsequenceonthesafetyoftheNPP.Itdoesnotcovertechnologyageingaspects(i.e.,obsolescence)inanydetail.Itshouldbenoted,however,that,inpractice,theoverallschemeforthemanagementofageingwillhavetocoverobsolescence.Indeed,obsolescencehasbeenrecognizedasthedominantissueinthelifecycleofmanyI&Ctechnologies(fromdesignthroughtooperationalmaintenance,replacement,andupdating).1.3SafetygoalofthisstandardThisstandardidentifiesminimumrequirementsaimedatensuringthatanypotentialimpactsonNPPsafetyduetoI&Cageingcanbeidentifiedandthatsuitableactionsareundertakentodemonstratethatthesafetyoftheplantwillnotbeimpaired.
【中国标准分类号】:F84
【国际标准分类号】:27_120_20
【页数】:91P.;A4
【正文语种】:


【英文标准名称】:Productioninopticalengineering;screwedconnectionswithoutfittingpart
【原文标准名称】:光学加工.无连接配件的螺纹连接件
【标准号】:DIN58726-1977
【标准状态】:现行
【国别】:德国
【发布日期】:1977-10
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:设计;光学加工;尺寸;公差;外螺纹;内螺纹;光学;螺纹连接;轴头
【英文主题词】:internalthreads;externalthreads;dimensions;productioninopticalengineering;tolerances(measurement);design;screwedconnections;optics;spindlenoses
【摘要】:Productioninopticalengineering;screwedconnectionswithoutfittingpart
【中国标准分类号】:J59
【国际标准分类号】:7075
【页数】:1P;A4
【正文语种】:德语