1) steady state failure frequency
稳态故障频度
1.
The purpose of this paper is to study the steady state availability and the steady state failure frequency of the system.
本文研究了修理工N-策略休假的多部件温贮备可修系统,探讨该系统的稳态可用度和稳态故障频度。
2) failure frequency
故障频度
1.
The expected failure number during a given(0,t ] and the stead-state failure frequency are studied,and some important reliability results are obtained.
考虑一种新型的可修系统,即修理设备可以修理的单部件系统,通过引入“广义修理时间”的概念,在假定部件的寿命服从一般分布的条件下,通过适当的假设,讨论了系统的瞬时可用度和稳态可用度,以及(0,t]时间内系统的故障次数和稳态故障频度,得到了一些重要的可靠性结果。
2.
The life time of each unit is assumed to follow exponential distribution and the repair time of each failed unit is assumed to follow arbitrary distribution,the following reliability problems are discussed by using the renewal process:the point-wise availability and the stead-state availability;and the expected failure number during a given(?)and the stead-state failure frequency.
在假设部件的工作寿命服从指数分布,失效后的修理时间服从任意分布的条件下,使用更新过程理论讨论了系统的瞬时可用度和稳态可用度,以及(0,t]时间中系统的平均故障次数和稳态故障频度,得到一些重要的可靠性结果。
3.
By a method of adding variants, the Laplace transforms of the system availability and the system failure frequency are obtained.
利用补充变量的方法,求出了系统的可用度和故障频度的Laplace变换。
3) stable fault characters
稳态故障特征量
1.
Longitudinal zero-sequence voltage and fault phase current were analyzed as stator winding’s inter-turn short-circuit stable fault characters,mathematical model of which were bui.
算例结果表明,基于合理的稳态故障特征量,定子绕组匝间短路是可以被Elman网络有效在线识别的。
4) Stable state fault module
稳态故障模型
5) stable fault currents
稳态故障电流
6) unsteady fault diagnosis
非稳态故障诊断
1.
Simulation research on its application to unsteady fault diagnosis of a CSTR process has proved that it performs more effectively than that based on BP networks.
并将结果运用到一个 CSTR非稳态故障诊断的过程中 ,仿真实例表明 ,小波网络较 BP网络具有更好的故障诊断能力。
补充资料：稳态
稳态
磁共振成像术语。磁共振成像中，经射频脉冲激励后的弛豫过程中使横向平面(Mxy)有残余矢量存在的状态。一般使用非常短的重复时间(TR)(22～50ms)，使TR短于组织的T1和T2值时，可使横向磁化矢量没有足够的时间去相。这样T2值比TR长的组织在横向即存有磁化矢量，藉之可形成组织间对比。这种技术常用于快速梯度回波成像。如SSFP(GE)，CE-FAST(Picker)，FISP(Siemens)等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条