A Fault Diagnosis Expert System Based on Fault Cause-Symptom Matrix 基于故障原因-征兆矩阵的故障诊断专家系统
An Improved Algorithm for Transmission Line Fault Location Based on New Phase-Mode Transformation Matrix 一种基于新的相模变换矩阵的输电线路故障测距改进算法
A new method is presented for actuator fault detection and reconstruction based on linear matrix inequality ( LMI) in the matched uncertain dynamic system. 针对匹配不确定动态系统,提出基于LMI的执行器故障检测与重构方法。
This method adopts the fault admittance matrix, which not only solves the fault calculation with different transition resistance but also releases the works searching and storing the fault admittance matrix; 文中算法采用故障类型导纳参数模型,不但解决了任意过渡电阻的故障计算问题,还省去了程序实现中根据故障类型存储、检索故障类型导纳参数的步骤;
It concretely studies the algorithm of the fault area judgment on distribution network, and gives two feasible algorithms: novel fault judgment matrix and genetic algorithm. 然后具体研究了基于FTU的配电网故障区域定位的算法,提出了两种可行的算法:故障判断矩阵和遗传算法。
Besides, with respect to a general sensor redundant system, we proved their detection and isolation effectiveness are all the same providing that the fault input matrix is some times of the noise input matrix. 其次,对于一般的传感器冗余测量系统,证明了当故障输入阵和量测噪声输入阵之间成倍数关系时,两种方法的故障检测与隔离效果也是完全相同的。
A Method for Finding the Minimal Path-sets of Fault Trees By Using the Incidence Matrix 用关联矩阵求事故树最小径集的方法
Robust lower guaranteed cost fault tolerant control for interval matrix systems 区间矩阵系统的保低成本鲁棒容错控制
According to fault diagnosis theory circuit principle and matrix theory, This paper introduces the math model and equation of fault diagnosis method. 本文根据故障诊断学原理、网络理论、矩阵理论及计算机算法,使用接地网拓扑结构图及接地网引下线间的电阻测量值,建立接地网腐蚀诊断方程。
Linhe-Jining fault zone is the main rock matrix-control and ore-control fault zone in this area. 近EW走向的临河-集宁断裂带具有韧性剪切特征,是本区的主要控岩、控矿断裂。
Fault tolerant matrix decomposition and solution of linear equations systems 容错矩阵分解与线性方程组求解
Fault diagnosing matrix is employed to describe the relations between symptoms and the fault resources. 故障诊断矩阵描述故障征兆与故障原因之间的联系。
Research on method of fault diagnosis based on relationship matrix 设备故障诊断的关联矩阵方法研究
A Fault Diagnosis Strategy Based on BIST Matrix Scan for VLSI 基于BIST矩阵扫描的一种VLSI故障诊断策略
The fault section judgement matrix of power distribution network in fault is presented. 论述了一种馈线网络故障时的故障区段判断矩阵。
In this method, the structure of the nonlinear fault diagnosis equations and its Jacobian matrix are simpler, so the diagnosis can be easily realized by computer. 该方法采用多频激励建立的非线性故障诊断方程组及其雅克比矩阵,结构简单,计算机容易实现。
Combined wth fault information marix, a new matrix algorithm for fault section detection and isolation in distribution systerm is then built based on this model. According to the two special instances of fault information unintegrity and switch not act, perfecting measure for this algorithm is adopted. 在此模型基础上,结合故障信息矩阵建立了一种新颖的配电网故障判断隔离算法,并就故障信息不完整和开关拒动两种特殊情况,其算法采取了完善措施。
In this paper two methods to study the transformer diagnosability are presented, one is based in information entropy, the other is based in fault matrix. 本文对两种变压器故障可诊断性的方法进行了研究,即基于信息熵的故障可诊断性研究和基于故障矩阵的故障可诊断性研究。
A novel fault judgment matrix, with the information from each Ring Main Unit, can judge the fault area on distribution network quickly, so the system can isolate the fault area and restructure the distribution network; 通过对新型故障判断矩阵的分析和应用,配合环网终端设备的互联通信,实现配电网的快速故障定位、隔离和配电网重构;
Employing the experiences of experts and precise analysis of the data, the dependency of the fault symptoms on the faults was decided, and the fuzzy fault diagnosis matrix was founded. 利用专家经验知识与试验数据统计分析相结合的方法建立了柴油机模糊故障诊断矩阵。
Based on the fault information matrix obtained from the bipartite graph model and the Boolean algebra system, a MINLP model orienting sensors optimization is proposed. 依据传感器选择优化的特点,引入无限布尔代数理论,基于此,提出一个传感器优化问题的MINLP模型。
Facing with the typical faults happen in the motion of multirobot formation based on leader-follower, such as engine fault and network fault, the thesis creat a fault tolerance method based on adjacency matrix, which describes the relative position relationship among these robots in the formation. 针对基于leader-follower模式的多机器人编队运动中可能出现的典型故障,比如机械故障或者网络故障,本文提出了一种基于相邻矩阵的容错控制方法。
By studying the characteristic of fault judgement matrix elements an algorithm with XOR logic operation for fault section judgement in power distribution network is obtained. 分析故障判断矩阵中元素的性质,得出采用异或算法可以判断出故障区段。
Aiming at the problem of sensor selection, the selection guidelines and steps for test-points are summarized firstly. Based on the fault information matrix obtained from the bipartite graph model and the Boolean algebra system, a MINLP model orienting sensors optimization is proposed. 针对机电产品BIT的传感器选择问题,介绍了传感器的发展趋势、检测对象以及分类的基础。依据传感器选择优化的特点,引入无限布尔代数理论,基于此,提出一个传感器优化问题的MINLP模型。
Considering the NCS without data dropout, the state estimate error equation is given by constructing the fault observer, and a linear matrix inequation gives the stability condition of the observer. 当不存在数据包丢失现象时,构建了故障观测器,得到了状态估计误差方程,并将观测器系统的稳定条件归结为一个线性矩阵不等式。
It uses matrixes to represent component characteristics and connection relationship, then the fault location can be perform by matrix operation, and convenient to operate by computers. 它利用矩阵表示元件特性及元件间的连接关系,将故障定位过程转化为矩阵运算,便于计算机的处理。
Unknown-but-bounded fault matrix is transformed into a class of dynamic interval matrices. 将未知有界的传感器故障矩阵转化为一类动态区间矩阵。
According to the two-ended traveling wave fault location method and the time that the initial fault traveling wave arrives at each terminal, the proposed fault section identification matrix is formed. 利用双端行波定位原理和故障初始行波到达各端的时刻形成所提故障支路判定矩阵,并针对不同位置故障的情况分别提出了故障支路判定原理。
For the smart distribution system with distributed generation, a new fault detection and isolation matrix algorithm based on the fault overcurrents and their directions is proposed. 针对包含分布式电源的智能配电网,提出了一种基于故障过流信息和故障方向信息的故障检测和隔离算法。