Therefore, fault detection and fault diagnosis for the system have a major practical significance.
因此，对该系统进行故障检测、故障分析有重大现实意义。
Thus the invention provides a data classification method and apparatus easily packaged without reducing the judgment accuracy in an application to fault detection and fault diagnosis.
从而提供一种在应用于检查异常及诊断异常时 不会降低判断的精确度、且易于组装的数据分类装置。
During the gear fault detection and diagnosis, the fault feature extraction is the key of diagnosis, but it is multifarious for the method of fault feature extraction.
在齿轮故障监测与诊断中，故障特征提取是诊断的关键，而特征提取的方法也是多种多样的。
Detection of weak impact fault is difficult but very important in mechanical fault diagnosis, and it is the major tool for early diagnosis.
弱冲击故障检测是故障诊断中既困难又十分重要的研究课题，是实现故障早期诊断的基本手段。
Some methods of radar fault detection and diagnosis are presented in this paper. Some new techniques of fault diagnosis are also described.
描述了一些雷达故障检测与诊断的方法，对故障诊断的一些新技术也作了一些讨论。
Rotor crack is a very dangerous and frequent fault in rotating machine, and crack detection and location is a always research direction in the field of fault diagnosis.
转子裂纹是旋转机械中常见且危险的一种故障，转子裂纹的有效识别和定位也是故障诊断领域一直研究的课题。
In response to the fault diagnosis research in uncertain control systems, a method for fault detection and reconstruction using sliding mode observers is proposed.
针对不确定控制系统的故障诊断问题，提出了一种利用滑模观测器进行故障检测与重构的方法。
For the sake of better carrying on fault detection and diagnosis, introduced the theory of principal component analysis (PCA) and the mechanism and strategy based on PCA for the fault of process.
为了更好的进行故障检测与诊断，介绍了主元分析(PCA)理论，给出了基于主元分析的过程故障辨识机理及策略。
Fault detection on the traction power supply system mainly includes three steps: signal acquisition, signal processing and analysis, fault diagnosis.
对牵引供电系统进行故障检测主要包括三个步骤：信号采集、信号处理与分析、故障诊断。
The utility model provides a scientific and precise valve body detection template of automobile automatic speed variator for diagnosis of fault, fault type and cause of fault.
它提供了一种科学、精确，可以进一步判断有无故障、是什么故障、故障在何处的汽车自动变速器阀体检测模板。
The PCA method is mainly used to research on fault detection while FDA to fault isolation and identification. The two methods interact and make up a complete fault diagnosis system.
其中着重使用PC A方法进行故障检测的研究，使用FDA方法进行故障分离和识别的研究，并将两种方法相互配合，构成完整的故障诊断系统。
This paper introduces important significance of the fault diagnosis of the chillers, and it analyses the content and the method of fault detection and diagnosis of the chillers.
本文介绍了冷水机组故障诊断技术的重大意义，并对冷水机组故障检测与诊断的内容和方法进行了描述；
This paper introduces important significance of the fault diagnosis of the chillers, and it analyses the content and the method of fault detection and diagnosis of the chillers.
本文介绍了冷水机组故障诊断技术的重大意义，并对冷水机组故障检测与诊断的内容和方法进行了描述；
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