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【英文标准名称】:Mathematicalexpressionsforreliability,availability,maintainabilityandmaintenancesupportterms
【原文标准名称】:可靠性、可用性、可维护性和维修支持术语的数学表示法
【标准号】:BSEN61703-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-11-28
【实施或试行日期】:2001-11-28
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:有效性;数学符号;算术;符号;定义;定义;数学计算;公式;数学;工作性能;算术的;词汇;失效率;失败分析;计算机技术;维修性;可靠度;信息技术;计算机软件;功能;维修;设备寿命;计算机硬件;计算方法;电气工程;检修
【英文主题词】:
【摘要】:ThisInternationalStandardprovidesmathematicalexpressionsforreliability,availability,maintainabilityandmaintenancesupportmeasuresdefinedinIEC60050-191.Thefollowingclassesofitemsareconsideredseparatelyinthisstandard:–non-repaireditems;–repaireditemswithzerotimetorestoration;–repaireditemswithnon-zerotimetorestoration.Inordertokeepthemathematicalformulaeassimpleaspossible,thefollowingbasicmathematicalmodelsareusedtoquantifydependabilitymeasures:–randomvariable(timetofailure)fornon-repaireditems;–simple(ordinary)renewalprocessforrepaireditemswithzerotimetorestoration;–simple(ordinary)alternatingrenewalprocessforrepaireditemswithnon-zerotimetorestoration.Tofacilitatelocationofthefulldefinition,theIEC60050-191referenceforeachtermisshown(inparenthesis)immediatelyfollowingeachterm,forexample:meantimetorestoration[191-13-08]Theapplicationofeachdependabilitymeasureisillustratedbymeansofasimpleexample.NOTEThisstandardismainlyapplicabletohardwaredependability,butmanytermsandtheirdefinitionsmaybeappliedtoitemscontainingsoftware.SomeofthesoftwaredependabilityaspectsareexplainedinannexD.
【中国标准分类号】:L05
【国际标准分类号】:01_040_07;07_020
【页数】:56P;A4
【正文语种】:英语