1、misuse failure误操作失效mishandling failure弱质失效weakness failure设计失效design failure制造失效manufacture failure老化失效;耗损失效ageing failure; wear-out failure突然失效sudden failure渐变失效;漂移失效gradual failure; drift failure灾变失效cataleptic failure关联失效relevant failure非关联失效non-relevant failure独立失效primary failure从属失效secondary fai
2、lure失效原因failure cause失效机理failure mechanism系统性失效;重复性失效systematic failure; reproducible failure; repeat failure完全失效complete failure退化失效degradation failure部分失效partial failure故障fault致命故障critical fault非致命故障non-critical fault重要故障major fault次要故障minor fault误用故障misuse fault误操作故障mishandling fault弱质故障weakness
3、fault设计故障design fault制造故障manufacturing fault老化故障;耗损故障ageing fault; wear-out fault程序敏感故障programme-sensitive fault数据敏感故障data-sensitive fault完全故障;功能阻碍故障complete fault; function-preventing fault部分故障partial fault持久故障persistent fault间歇故障intermittent fault确定性故障determinate fault非确定性故障indeterminate fault潜在故障
4、latent fault系统性故障systematic fault故障模式fault mode故障产品faulty item差错error失误mistake工作状态operating state不工作状态non-operating state待命状态standby state闲置状态;空闲状态idle state; free state不能工作状态disable state; outage外因不能工作状态external disabled state不可用状态;内因不能工作状态down state; internal disabled state可用状态up time忙碌状态busy stat
5、e致命状态critical state维修maintenance维修准则maintenance philosophy维修方针maintenance policy维修作业线maintenance echelon; line of maintenance维修约定级indenture level (for maintenance)维修等级level of maintenance预防性维修preventive maintenance修复性维修corrective maintenance受控维修controlled maintenance计划性维修scheduled maintenance非计划性维修u
6、nscheduled maintenance现场维修on-site maintenance; in sits maintenance; field maintenance非现场维修off-site maintenance遥控维修remote maintenance自动维修automatic maintenance逾期维修deferred maintenance基本的维修作业elementary maintenance activity维修工作maintenance action; maintenance task修理repair故障识别fault recognition故障定位fault lo
7、calization故障诊断fault diagnosis故障修复fault correction功能核查function check-out恢复restoration; recovery监测supervision; monitoring维修的实体maintenance entity影响功能的维修function-affecting maintenance妨碍功能的维修function-preventing maintenance减弱功能的维修function-degrading maintenance不影响功能的维修function-permitting maintenance维修时间mai
8、ntenance time维修人时MMH; maintenance man-hour实际维修时间active maintenance time预防性维修时间preventive maintenance time修复性维修时间corrective maintenance time实际的预防性维修时间active preventive maintenance time实际的修复性维修时间active corrective maintenance time未检出故障时间undetected fault time管理延迟(对于修复性维修)administrative delay后勤延迟logistic
9、 delay故障修复时间fault correction time技术延迟technical delay核查时间check-out time故障诊断时间fault diagnosis time故障定位时间fault localization time修理时间repair time工作时间operating time不工作时间non-operating time需求时间required time无需求时间non-required time待命时间standby time闲置时间idle time; free time不能工作时间disabled time不可用时间down time累积不可用时间
10、accumulated down time外因不能工作时间external disabled time; external loss time可用时间首次失效前时间time to first failure失效前时间time to failure失效间隔时间time between failures失效间工作时间operating time between failures恢复前时间time to restoration; time to recovery使用寿命useful life早期失效期early failure period恒定失效密度期constant failure intens
11、ity period恒定失效率期constant failure rate period耗损失效期wear-out failure period瞬时可用度instantaneous availability瞬时不可用度instantaneous unavailability平均可用度mean availability平均不可用度mean unavailability渐近可用度asymptotic availability稳态可用度steady-state availability渐近不可用度asymptotic unavailability稳态不可用度steady-state unavaila
12、bility渐近平均可用度asymptotic mean availability渐近平均不可用度asymptotic mean unavailability平均可用时间mean up time平均累积不可用时间mean accumulated down time可靠度瞬时失效率instantaneous failure rate平均失效率mean failure rate瞬时失效密度instantaneous failure intensity平均失效密度mean failure intensity平均首次失效前时间MTTFF; mean time to first failure平均失效前
13、时间MTTF; mean time to failure平均失效间隔时间MTBF; mean time between failures平均失效间工作时间MOTBF; mean operating time between failure失效率加速系数failure rate acceleration factor失效密度加速系数failure intensity acceleration factor维修度瞬时修复率instantaneous repair rate平均修复率mean repair rate平均维修人时mean maintenance man-hour平均不可用时间MDT;
14、mean down time平均修理时间MRT; mean repair timeP-分位修理时间P-fractile repair time平均实际修复性维修时间mean active corrective maintenance time平均恢复前时间MTTR; mean time to restoration故障识别比fault coverage修复比repair coverage平均管理延迟MAD; mean administrative delayP-分位管理延迟P-fractile administrative delay平均后勤延迟MLD; mean logistic delay
15、P-分位后勤延迟P-fractile logistic delay验证试验compliance test测定试验determination test实验室试验laboratory test现场试验field test耐久性试验endurance test加速试验accelerated test步进应力试验step stress test筛选试验screening test时间加速系数time acceleration factor维修性检验maintainability verification维修性验证maintainability demonstration观测数据observed dat
16、a试验数据test data现场数据field data基准数据reference data冗余redundancy工作冗余active redundancy备用冗余standby redundancy失效安全fail safe故障裕度fault tolerance故障掩盖fault masking预计prediction可靠性模型reliability model可靠性预计reliability prediction可靠性分配reliability allocation; reliability apportionment故障模式与影响分析FMEA; fault modes and effe
17、cts analysis故障模式影响与危害度分析FMECA; fault modes, effects and criticality analysis故障树分析FTA; fault tree analysis应力分析stress analysis可靠性框图reliability block diagram故障树fault tree状态转移图state-transition diagram应力模型stress model故障分析fault analysis失效分析failure analysis维修性模型maintainability model维修性预计maintainability pre
18、diction维修树maintenance tree维修性分配maintainability allocation; maintainability apportionment老练burn in可靠性增长reliability growth可靠性改进reliability improvement可靠性与维修性管理reliability and maintainability management可靠性与维修性保证reliability and maintainability assurance可靠性与维修性控制reliability and maintainability control可靠性
19、与维修性大纲reliability and maintainability programme可靠性与维修性计划reliability and maintainability plan可靠性与维修性审计reliability and maintainability audit可靠性与维修性监察reliability and maintainability surveillance设计评审design review真实的true预计的predicted外推的extrapolated估计的estimated固有的intrinsic; inherent使用的operational平均的meanP-分位P-fractile瞬时的instantaneous稳态的steady state
copyright@ 2008-2022 冰豆网网站版权所有
经营许可证编号:鄂ICP备2022015515号-1