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【英文标准名称】:Nuclearpowerplants-Instrumentationandcontrolimportantforsafety-Softwareaspectsforcomputer-basedsystemsperformingcategoryBorCfunctions
【原文标准名称】:核电站.安全性的使用仪器和控制重要事项.基于计算机系统执行B或C类功能的软件状况
【标准号】:BSEN62138-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2004-11-05
【实施或试行日期】:2004-11-05
【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】:检验;计算机软件;计算机控制;控制工艺学;数据类型;定义;电气工程;仪器装置;核电厂;核反应堆;核安全;反应堆装置;反应釜;安全性;安全工程;安全研究;规范(验收)
【英文主题词】:Checks;Computersoftware;Computerizedcontrol;Controltechnology;Datatypes;Definitions;Electricalengineering;Instrumentation;Nuclearpowerplants;Nuclearreactors;Nuclearsafety;Reactorinstrumentation;Reactorvessels;Safety;Safetyengineering;Safetystudies;Specification(approval)
【摘要】:ThisInternationalStandardprovidesrequirementsforthesoftwareofcomputer-basedI&CsystemsperformingfunctionsofsafetycategoryBorCasdefinedbyIEC61226.ItcomplementsIEC60880andIEC60880-2,whichproviderequirementsforthesoftwareofcomputer-basedI&CsystemsperformingfunctionsofsafetycategoryA.Itisalsoconsistentwith,andcomplementaryto,IEC61513.Activitiesthataremainlysystemlevelactivities(forexample,integration,validationandinstallation)arenotaddressedexhaustivelybythisstandard:requirementsthatarenotspecifictosoftwarearedeferredtoIEC61513.IEC61513definesthesafetyclassesofI&Csystemsimportanttosafetyasfollows:?I&Csystemsofsafetyclass1arebasicallyintendedtoperformfunctionsofsafetycategoryA,butmayalsoperformfunctionsofsafetycategoryBand/orC,andnonsafetyclassifiedfunctions;?I&Csystemsofsafetyclass2arebasicallyintendedtoperformfunctionsofsafetycategoryB,butmayalsoperformfunctionsofsafetycategoryC,andnonsafety-classifiedfunctions;?I&Csystemsofsafetyclass3arebasicallyintendedtoperformfunctionsofsafetycategoryC,butmayalsoperformnonsafety-classifiedfunctions.Sinceagivensafety-classifiedI&Csystemmayperformfunctionsofdifferentsafetycategoriesandevennonsafety-classifiedfunctions,therequirementsofthisstandardareattachedtothesafetyclassoftheI&Csystem.ThisstandardtakesintoaccountthecurrentpracticesforthedevelopmentofsoftwareforI&Csystems,inparticular:?theuseofpre-developedsoftware,equipmentandequipmentfamiliesthatwerenotnecessarilydesignedtonuclearindustrysectorstandards;?theuseofdedicated“black-box”deviceswithembeddedsoftware;?theuseofapplication-orientedlanguages.Thisstandardisnotintendedtobeusedasageneral-purposesoftwareengineeringguide.ItprovidesrequirementsthatthesoftwareofI&Csystemsofsafetyclasses2or3mustmeettoachievesystemnuclearsafetyobjectives.
【中国标准分类号】:F69
【国际标准分类号】:27_120_20;35_080
【页数】:52P.;A4
【正文语种】:英语