最后，通过实例的AC电机故障诊断的研究显示该方法的有效性。
Finally, an example of ac motor fault diagnosis is studied to show the validity of the approach.
在此背景下，本文进行了基于ARM的嵌入式电机故障诊断系统的研究。
Against this background, the paper did the research on motor fault analysis system, which is based on ARM embedded microprocessor.
二是利用基于粒子群算法(PSO)优化的BP神经网络进行异步电机故障诊断。
Another is to examine faults of asynchronous Motors in terms of BP neural network based on Particle Swarm Optimization (PSO).
发电机故障诊断系统，对电力安全生产起着重要保障作用，同时还具有重大的社会效益和经济效益。
Generator fault diagnosis system plays an important guarantee role on the safe production of electric power, and at the same time it also has great social benefits and economic benefits.
该系统软件采用模块化的C语言和汇编语言混合编程，显著提高了异步电机故障诊断的实时性和准确性。
Modular mixture programming of C language arid assemble language is adopted in the system software, which greatly improves real-time properties and accuracy of fault diagnosis of asynchronous motor.
经现场安装实验验证，表明基于小波包能量谱分析的天气雷达伺服电机故障诊断方法是一种方便灵活并且准确度很高的故障诊断方法。
The on-site installation verification test proved that the weather radar servo motor faults diagnosis method is a more convenient and accurate method.
基于分形理论的汽轮发电机组故障诊断。
Fault diagnosis of the generator set based on fractal theory.
动态分析的某些结论可以用于进行电机转子绕组故障诊断。
Some of the conclusions of the transient analysis may be used in rotor winding fault diagnosis.
由此可见，开展大型汽轮发电机组的故障诊断技术研究是非常必要的。
This shows, and carry out large turbine generator fault diagnosis technology research is very necessary.
实验结果分析表明，该方法能够有效地应用于电力机车笼型异步牵引电机的故障诊断。
The experimental result shows that the method can effectively be used to fault diagnosis of cage asynchronous traction motor on electric locomotive.
介绍了异步电机及滚动轴承故障诊断的国内外研究现状。
Secondly, the research status of fault diagnosis in roller bearing and asynchronous motor is summarized.
实验结果证实，基于相关分析得到的谱特征可以作为感应电机定子线圈短路故障诊断的依据。
Experimental results demonstrated that the spectrum characteristics based on coherence analysis can be used to diagnose the stator winding inter-turn faults of induction motors.
燃气轮发电机组的故障诊断，实质上是一个模式分类问题。
Gas turbogenerator fault diagnosis can be treated as a pattern classification task.
讨论了识别电机振动的意义、电机振动与故障诊断的关系、振动监测原理和监测手段。
The meaning to identify the vibration of electric machine, the relationship between the vibration and the failure diagnose, the monitoring principle and monitoring means of vibration are discussed.
介绍和分析了高压异步电机的故障原因，提出了状态监测及故障诊断方法。
The failure causes of high voltage asynchronous electric machine are introduced and analyzed. Some methods of state monitoring and fault diagnosis are put forward.
提出了基于双PQ变换的感应电机转子故障诊断新方法。
A new rotor faults diagnosis method for induction motors based on the double PQ transformation is presented.
并将二者结合提出了根据电机的振动分析的故障诊断新方法。
A new method of fault diagnosis of electric machine based on the vibration state of the machine is proposed.
介绍了一种基于BP算法的神经网络在电机转子常见故障诊断中的应用。
This paper describes a new method for rotor fault diagnosis of electric machinery drag system, artificial neural network, which is based on BP algorithm.
最后，本文对轨道车辆电机轴承故障诊断系统进行了软件实现。
Finally, rail vehicle motor bearing fault diagnosis system has been realized in this paper.
针对一类水力发电机组设计了一套状态监测和故障诊断系统，并通过实例验证了系统的可行性和适用性。
A system for state inspection and fault diagnosis has been designed, and the system feasibility and practicability have been validated by example.
状态监测和早期故障诊断对大型发电机的安全、经济运行具有非常重要的作用。
Condition monitoring and fault diagnosis plays a very important role for the safe and economic operation of large turbogenerators.
从而提出了一种新的电机轴承故障诊断的方法。
So a new diagnosis method is proposed for the failure diagnosis of motor bearing.
介绍了BP网络用于船舶发电机转速控制系统传感器故障诊断的方法。
BP networks on fault diagnose of sensor used on generator speed control system of Marine is introduced.
该系统学习效率高，故障诊断准确，已成功应用于铁路机车走行部的轮对电机在线故障诊断。
The system features high efficiency learning and proper fault diagnosis and has been used successfully in fault diagnostic of electrical machinery of railway locomotives.
电机故障特征相量的确立是进行故障诊断的前提。
The establishment of fault feature vector is a precondition to fault diagnosis.
本文提出了可靠性分析技术应用于汽轮发电机现场故障诊断的方法，旨在准确识别故障。
This peper presents a method of applying the reliability analysis technology to on site fault diagnosis of turbogenerators with the purpose of accurate identification of faults.
提出了一种开发水电机组故障诊断专家系统的设计思想及实现方法。
An idea of design and implementation way of developing expert system for diagnosing malfunction of hydropower units are discussed.
本文简要介绍了汽轮发电机组振动故障诊断专家系统外壳ESVD的研制过程及其特点。
This paper introduces developing processes and characteristics of the expert system of vibration fault diagnosis(ESVD)for turbine generators.
本文简要介绍了汽轮发电机组振动故障诊断专家系统外壳ESVD的研制过程及其特点。
This paper introduces developing processes and characteristics of the expert system of vibration fault diagnosis(ESVD)for turbine generators.
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