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- The fault pattern recognitions of rolling bearings are thus to be effective and accurate. 因此,可以利用分形维数效地诊断出流动轴承的故障。
- Aiming at multi-signs, multi-fault turbine diagnosis system, the combination of IAGA and RBFNN that applied to fault pattern recognition is studied. 文章针对多征兆、多故障的汽轮发电机组的故障诊断系统,对采用改进后的自适应遗传算法(AGA)和RBF径向基函数神经网络相结合进行故障模式识别的方法进行研究;
- Aiming at more signs, more fault turbine fault diagnosis system, the combination of IAGA and RBFNN that applied to fault pattern recognition is studied. 文章针对多征兆、多故障的汽轮发电机组的故障诊断系统,对采用改进后的自适应遗传算法(AGA)和RBF径向基函数神经网络相结合进行故障模式识别的方法进行研究。
- It is also considered in the paper that the basic fault pattern(BFP)can be formed into variational fault pattern(VFP)when disturbed by the stochastic factors,and the fault-tolerance performance(FTP)can be enhanced by training the NN with VFPs. 该文又考虑了把故障信息受随机因素干扰而产生的变异故障样本加入NN的训练样本集中,以提高NN的容错性能。
- By means of the wavelet analysis, non-steady signals are analyzed, the fault feature vectors of fault are successfully extracted and this effective method is employed to identify the fault pattern. 研究了小波分析在非平稳信号分析的实际应用,成功地通过小波分析提取故障信号的特征信息,为识别故障类型提供了有效的分析手段。
- Based on these concepts, the KLT was employed to extract the state eigenvector from the bearing vibration signals, then the SVM classifier was established to recognize the fault pattern. 利用上述原理根据轴承振动信号的变化特征,采用K-L变换对其提取状态主特征向量,然后利用建立的支持向量机多故障分类器完成滚动轴承故障模式的识别。
- Describes the fault patterns of sensors and presents their mathematical functions. 描述了传感器故障类型,给出了其故障函数。
- This expert system can distinguish fault patterns, analyze fault reasons and put forward proposals by using this expert system to commutator of some fluid drive system . 本文同时讨论了提升机故障诊断专家系统推理机制,选择正反混合推理和启发式搜索的推理控制策略。
- The running parameters that should be monitored of diesel are chosen according to the main fault patterns of diesel and the need of nondestructive measuring. 针对朱油机各组成部分的主要故障模式和无损检测的需求,确定了对柴油机整机技术状态进行监测的参数;
- The NPCA network execute information fusion and feature selection of the multivariate inputs, with which feature vectors sensitive to fault patterns to be classified are found. 其中,非线性主分量分析网络执行多元输入特征信息的融合及主特征选择,形成待识别故障类的敏感特征量;
- At this point your logic is at fault. 在这一点上你的推理是错误的。
- This cloth has a pattern of blue and white squares. 这种布有蓝白格子的图案。
- The grumpy man found fault with everything. 那个性情乖戾的人对什么事都要找岔。
- The economy should be shaped to a new pattern. 经济应该适合于一种新的模式。
- It was not our fault that we were late. 这次迟到不是我们的错。
- They charged the fault to my carelessness. 他们把这个过失归咎于我的疏忽。
- He roughed in the curves he intended his pattern to take. 他粗略地勾出了他设想中图案的曲线。
- In order to analyze dynamic fault characteristic and acquire all dynamic fault patterns, the Runge-Kutta-Fehlberg(R-K-F)method is employed to solve equations of dynamic model for the whole missile power system. 为了分析其故障特性和获取各种动态故障模式,采用性能优良的Runge-Kutta-Fehlberg(R-K-F)方法求解动态故障模型方程,仿真液体推进剂导弹(液体导弹)动力系统全系统动态故障。
- The curtains had an elaborate pattern of flowers. 窗帘上绘有精美的花卉图案。
- In this paper,the definition of BGM fault model by using equations model is given firstly,then the equation diagnosis algorithm of finding all consistent fault patterns about BGM model based on it is proposed. 首先建立起BGM模型的方程定义形式;并在此基础上设计出了求BGM模型全体相容故障模式的方程诊断算法.