This paper presents a new approach of fault diagnosis, which makes use of the inversion of system to detect faults and can solely isolate the fault source and can get the magnitude of fault.
本文提出了一种新的故障诊断方法，利用系统的逆检测故障，并对故障源进行唯一定位且求出故障大小。
The method can directly detect the fault characteristic signals in low frequency band and achieve fault diagnosis.
该方法直接检测故障的低频特征信号，完成故障诊断。
Monitoring and analysis of the motor running status could detect fault in early phase and prevent the deterioration. Motor faults diagnosis is of great significance.
在电机运行时对其运行状态进行监测和分析可及早发现故障，防止故障的进一步恶化，具有十分重要的意义。
An example of diagnosis indicates that the diagnosis system can detect and recognize a novel fault, and can learn incrementally.
诊断实例表明，该诊断方法能识别异常类故障，具有渐进学习能力。
The diagnosis system is able to collect fault data on-line and analyse the fault off-line, which achieves classification of turbine shafting vibration fault and detect early slight fault.
该系统能够在线采集故障数据，并进行离线的故障分析，实现了汽轮机组轴系振动故障的分类和发现早期轻微故障的目的。
The nonlinear observer can not only detect fault, but also realize the fault diagnosis. It is proved that the scheme has good robustness against modeling error and uncertainty.
设计的观测器不仅能实现故障检测，而且应用神经网络设计的故障估计器能在线估计系统中的故障向量。
Selt diagnosis and fault display functions can detect common faults by itself and give sorted displays , resulting in simplified troubleshooting and maintenance ;
具有自诊断功能和故障显示，可对一些常见的故障进行自行诊断同时进行分类显示，便于用户故障处理和维护；
This device has many characteristics, such as, wide fault detect range, high precision of diagnosis, easy using and low cost.
使用该仪器，可有效地缩短电路故障排除时间。
In the end, software of VI curve test is developed after utilizing compositive hardware resource, which can be able to test diagnosis board in circuit and detect the fault units rapidly on the board.
最后，本文利用集成的硬件资源开发了VI曲线测试软件，该软件可实现对故障电路板在线检测，快速检测到电路板上的故障元器件。
The improved fault diagnosis device can detect short circuit and open circuit faults of cables which are no more than 41 cores, quickly and exactly. Time and cost of the design is reduced.
改进后的诊断装置能够快速、准确地诊断出不超过41芯的多种型号电缆的短路和断路故障，缩减了开发时间和研制费用。
The improved fault diagnosis device can detect short circuit and open circuit faults of cables which are no more than 41 cores, quickly and exactly. Time and cost of the design is reduced.
改进后的诊断装置能够快速、准确地诊断出不超过41芯的多种型号电缆的短路和断路故障，缩减了开发时间和研制费用。
应用推荐