ID 原文 译文
8384 针对姿态测量系统的可靠性问题,提出了一种冗余配置方式的微机电系统(micro-electro-mechanical system,MEMS)陀螺仪故障检测方法。 According to the reliability of the attitude measurement system problem, put forward a way of redundancy configuration of MEMS (micro - company - mechanical system, MEMS) gyroscope fault detection method.
8385 首先,基于三轴MEMS陀螺仪研究了冗余配置的形式,给出了相应的故障评价函数,并给出了最优配置角度的计算方法; First of all, based on the triaxial MEMS gyroscope redundant configuration is studied, in the form of corresponding fault evaluation function is given, and gives the calculation method of optimal configuration Angle;
8386 其次,根据冗余配置建立陀螺仪故障检测数学模型,设计了MEMS陀螺仪硬故障检测方法,并进一步证明了陀螺仪的软故障和陀螺仪输出噪声的相关性,通过最大似然估计给出了软故障检测判决函数; Secondly, according to the redundant configuration set up mathematical model of gyro fault detection design of MEMS gyroscope hard fault detection method, and further proves the soft fault of gyroscope and the correlation of gyro output noise, using maximum likelihood estimation soft fault detection decision function is given;
8387 最后,利用自主构建的故障检测硬件平台进行了实验验证,成功实现了对发生硬故障及软故障陀螺仪敏感轴的检测。 Finally, the fault detection hardware platform constructed by utilizing the experimental verification, the successful implementation of the soft and hard fault detection fault sensitive axis gyroscopes.
8388 该方法将MEMS陀螺仪的冗余配置扩展到了敏感轴水平,提高了MEMS陀螺仪的数据利用率,增加了系统可靠性。 The method of MEMS gyroscope redundant configuration extends to sensitive axis level, improve the utilization rate of the MEMS gyroscope data to increase the system reliability.
8389 多级备件库存是装备普遍保障模式,针对任务期备件需求处于动态变化的特点,在综合考虑备件报废、维修、运输等因素下,提出了面向任务的任意保障等级备件时变可用度模型。 Multistage spare parts inventory is equipped with common security mode, in view of the mission period dynamic characteristics of spare parts demand, scrap in comprehensive consideration of spare parts, maintenance, transportation and other factors, put forward the task oriented arbitrarily time-varying availability model spare parts guarantee level.
8390 首先,分析了备件维修运输供应渠道; First of all, the paper analyzes the maintenance spare parts transportation supply;
8391 其次,结合动态帕尔母定理,对可修复备件多级控制技术理论进行扩展,构建备件动态维修运输供应模型; Secondly, combining with dynamic pearl mother theorem, the repairable spares extend multi-level control technology theory, build dynamic maintenance spare parts transportation supply model;
8392 最后,根据供应渠道概率分布类型,建立装备时变可用度模型。 Finally, depending on the type of probability distribution supply pipeline, equipped with time-varying availability model is set up.
8393 同时,通过案例分析了装备可用度随时间变化规律,且案例结果与验证模型结果基本一致,模型可为保障决策者制定任务期备件方案提供参考。 At the same time, through the case analysis of the equipment availability change law with time, and the case results basically consistent with the result verify the model, the model can provide a reference for security policy makers making task period spare parts plan.