通过实例证明，为保证煤矿风机安全高效运行，必须对其进行性能测试和故障诊断分析。
Through the example, it showed that performance test and fault diagnosis of mine fan were necessary in order to insure its safety and efficiency running.
通过生产测试过程，验证了涡流技术在风机检测、设备故障诊断分析及风机在找平衡过程中的应用效果。
Through production test process, the application effect of vortex technology in fan detection, diagnosis of equipment failure and fan balancing process were verified.
以数字信号处理器DSP研制便携式旋转风机故障诊断分析仪，并详细阐述了系统的硬件结构以及软件设计思想。
Digital signal processor (DSP) was adopted to design portable rotating air blower fault diagnosis instrument, and the system hardware structure and the software designing ideas were expounded.
采用计算机监控网络对电梯群的运行状态进行实时远程监控，有效地提高了电梯的故障诊断分析能力、以及运行和维修效率。
Monitoring and controlling the running states of elevators by computer remote network is very efficient for fault diagnosis and the management of elevator.
结果表明：对该汽轮发电机组的励磁机系统故障诊断分析过程是成功的、有效的，并对生产实际中类似故障的分析和排除具有一定的参考意义。
The results show that the process of fault diagnosis and analysis is effective and successful, and it is valuable in eliminating similar fault in production process.
故障机理的研究振动信号分析是机械故障诊断技术中采用的最主要的方法之一。
Failure mechanism of vibration signal analysis is the mechanical fault diagnosis technology used in one of the main method.
但在小波参数的最优化问题上，在将小波分析的理论应用到实际的故障诊断系统中，还有大量的实际工作要做。
But in wavelet parameters optimization problem, wavelet analysis in the application of the theory to the actual fault diagnosis system, has a large number of practical work to do.
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.
理解如何生成和分析odrtarget . xml文件可能有助于在进行初始问题识别时节约宝贵的故障诊断和排除时间。
Understanding how to generate and analyze the ODR target.xml file can help you to save critical troubleshooting time when making this initial determination.
这些分析方法在故障诊断过程中起到了重要的作用，但傅立叶分析方法只适合于分析连续的、平稳的时域信号。
These analysis method in fault diagnosis process can play an important role, but Fourier analysis method is only suitable for analysis of the continuous, the steady time signal.
文章介绍了用综合分析法对复杂液压系统进行故障诊断和排除的方法。
The thesis introduces the method of malfunction diagnoses and obviating on complex hydraulic system by integrated analysis methods.
结果表明，小波分析方法用于柴油机的振动故障诊断是有效可行的，对其他复杂机械的振动诊断同样具有参考价值。
The results showed that it is practicable to use the wavelet analysis method in vibration fault diagnosis, and it also has reference value on other complicated machines' vibration diagnosis.
实验结果分析表明，该方法能有效地进行滚动轴承故障诊断。
Experiment result shows that this method can be applied to diagnosis the fault of rolling bearings.
提出了基于物理冗余和最小平方残差分析的解析冗余进行传感器故障诊断方法，并进行对比实验；
A comparison experiment is carried out which based on the physical redundancy and analytical redundancy of the minimum square residual analysis.
HHT作为一种新的信号分析理论，已逐步应用到地震信号分析、机械故障诊断、流体力学、医学信号处理和语音信号处理等领域。
As a new signal analysis theory, HHT has gradually applied to seismic signal analysis, mechanical failure diagnosis, hydrodynamics, medical signal processing, voice signal processing, and so on.
本文分析了原有的DGA故障诊断方法，包括三比值法、人工神经网络法、模糊理论、变压器诊断专家系统、灰色关联算法等。
The article analyses original methods of DGA fault diagnose, include three-ratio method, artificial neural network method, Fuzzy Theory, diagnosing expert system, grey relational algorithm, et.
在机械设备的在线检测和故障诊断中，振动信号分析是十分重要的手段。
In the online detection and fault diagnosis for mechanical equipment, vibrating signal analysis is an important means.
与笔记本电脑相连即可进行移动式在线的故障诊断和分析处理，具有较高的实用推广价值。
Connecting to notebook PC, it can make movable online fault diagnosis and analysis and process, so it has upper value of practicality and popularization.
其次论述了常用的故障诊断方法，即时域分析方法和频域分析方法。
Then the time domain analysis methods and frequency domain analysis methods which are frequently used for fault diagnosis have been discussed.
通过一个高涵道比涡扇发动机故障诊断的实例分析，验证了三层逆传播网络的可行性。
The case study of a high bypass ratio turbofan engine has verified the feasibility of a three-layer back propagation network.
因此，对输电线路的故障诊断和性能分析是极为重要和必要的。
So high voltage transmission line fault diagnosis and performance analysis are very important for security and stability of Power Systems.
本文分析了过程工业故障诊断自动化的特点及研究现状，探讨了目前过程工业故障诊断存在的难点和关键技术。
The development of the automation of fault diagnosis for process industry and its research emphasises have been surveyed in this paper.
用模拟试验研究各种脱粘和裂缝燃烧对发动机造成的故障效应，为故障诊断和失效分析提供依据。
The fault effects on restrict layer debonding and crack burning were studied by simulated test in order to provide analysis basis of fault diagnostics for solid rocket engine.
运用故障诊断和频谱分析技术，对透平压缩机组的振动故障进行了诊断。
The vibration faults of the turbine-compressor sets were diagnosed using the technologies of fault diagnosis and frequency spectrum.
对全息谱技术在回转机械故障诊断、起停车分析以及非稳态信息处理中的应用进行了全面的回顾和总结。
A detailed overview of its applications to fault diagnosis, condition monitoring in run - up and shutdown stages as well as non - stationary vibration is presented.
系统地阐述了采样数据系统的故障诊断问题，分析了其核心所在，并简要介绍了目前的主要研究结。
This paper summarizes the fault diagnosis problems in sampled data systems, points out the key to solving the problems and presents briefly the research results achieved so far.
构建了一个远程设备故障诊断系统，分析了其工作原理和基本结构；
This paper establishes a fault remote diagnosis system about plant and analyses its working principle and basic structure.
构建了一个远程设备故障诊断系统，分析了其工作原理和基本结构；
This paper establishes a fault remote diagnosis system about plant and analyses its working principle and basic structure.
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