齿轮表面的疲劳磨损是齿轮故障的主要形式之一。
Fatigue wear on the surface of gear is one of the main kinds of failure of the gear.
最后，将该方法用于轴承故障信号和齿轮故障信号的分析。
Finally, the practical fault diagnosis examples of roll bearing and gear box are given.
结果表明，双谱和倒双谱分析方法对识别齿轮故障是可行的、有效的。
Experimental results showed that bispectrum and bicepstrum were feasible and effective for gear fault diagnosis.
诊断齿轮故障的方法较多，但普遍认为振动和噪声诊断是非常有前途的方法。
There are many ways to diagnose fault of gear, but vibration and noise diagnosis are generally considered most promising method.
永远不要从你的工厂机器轴偏差，转子不平衡，轴承齿轮故障或故障受到影响？
Do your plant machines ever suffer from shaft misalignment, rotor imbalance, gear failure or bearing fault?
齿轮故障实验信号的研究结果表明：该方法能有效地识别齿轮的齿根裂纹故障。
The experimental results show that this method based on EMD can(effectively) recognize the faults of gear crack.
为确定与验证锥齿轮故障模式，在试验器上进行故障再现试验及低周疲劳试验。
To establish and verify the failure mode, trouble reappearing and low -cycle fatigue tests are conducted on component test rigs.
介绍了一种基于振动信号隐马尔可夫模型(HMM)的新的齿轮故障检测和诊断方案。
A new gear fault detection and diagnosis scheme based on Hidden Markov Model (HMM) of vibration signals is introduced.
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。
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.
结果对比表明，融合的模拟退火bp神经网络具有更好的性能，对齿轮故障的诊断精度更高。
Compared result shows that integration of simulated annealing BP neural network has better performance, and is more accurate on the gear fault diagnosis.
该软件的开发，实现了齿轮故障测试的自动化、数字化、智能化，提高了测试的效率、精度和可靠性。
The exploitation of the software system realizes the testing automation, digital and intelligence, thus enhances the testing efficiency, precision and reliability.
建议了一种基于复解析小波变换的瞬时频率分析齿轮故障振动信号的方法。 该方法将希尔伯特变换与小波变换相结合，具有自适应分析能力。
A method using transient frequency based on complex-analytical- wavelet-transform, which combines Hilbert transform with wavelet transform and possesses adaptive analytical ability, is proposed.
然而，所发生的这一切，让司法机器发生了故障，司法的齿轮卡住了。
And yet it happens that the machinery jams, the gears seize up.
实际应用中，诊断出了电机轴承磨损和驱动装置大、小齿轮磨损的故障，表明系统具有较高的应用价值。
In practice, the wear faults of rolling bearing and gears were diagnosed accurately, which indicates the system has a high application value.
通过数字模拟实验与齿轮箱故障信号检测，验证了新的双线性时间-频率分布对复杂信号中瞬时分量的探测效果。
By digital simulation and detection of gearbox fault signal the detection effect of the novel bilinear time-frequency transform is validated for the transient components in complex signal.
利用铁谱分析技术和振动分析技术中的时频分析方法研究了模拟点蚀故障齿轮磨损与振动的关系。
The relation of wear and vibration of gear of simulating pitting fault was studied by using ferrographic analysis and the time and frequency spectrums of vibration analysis technology.
分形网格维数诊断方法能有效地诊断齿轮局部故障，具有广泛的应用前景。
The testing results indicate that this method can accurately diagnose the local fault of gear and has extensive application foreground.
将电子机械拆开，更换有故障的电子元件或机械部分，比如：齿轮、电刷、电枢等。
Dismantles electrical machinery and replaces defective electrical or mechanical parts such as gears, brushes, and armatures.
论述舰船主汽轮齿轮机组主要部件的故障形式、特征、原因和处理对策。
The forms, features, causes and countermeasures of the faults for main components of a Marine steam turbine geared unit are introduced.
利用双正交小波基将齿轮的故障振动信号分解到时频域，并提取出齿轮的故障特征。
This paper mainly introduces that the fault vibrating signal of gears was decomposed into time-frequency domains by double-orthogonal wavelet analysis and the fault feature of gears was picked up.
将其应用于机床齿轮箱运行状态检测，具有很高的故障检测率。
It was used in machine tool gear box to carried out state detection, and owned high fault detection rate.
研究表明，齿轮运动信号分解能够有效检测齿轮的各类故障，高阶加速度信号对齿轮某些类型的早期故障更加敏感。
Experimental results show that gear vibration signal decomposition can detect different faults, and high-order acceleration signals are more sensitive to certain type of fault.
本文对齿轮泵和液压缸的出现的常见故障进行分析。
This article counter gear pump and hydraulic cylinder's appearance's common breakdown carries on the analysis.
分析了齿轮典型故障的故障机理及其振动特征，阐述了齿轮振动信号分析与故障诊断的方法。
In this paper, typical fault mechanisms and vibration characters are analyzed; the methods of analyzing gear vibration signal and diagnosing fault are described.
过热故障是由于齿轮箱的设计与制造的原因所造成。
Overheating in the gearboxes results from the design and manufacturing causes of the gearbox.
时间的增长，齿轮泵会出现泵油不足，甚至不泵油等故障，主要原因是有关部位磨损过大。
With the growth of the use time, pump will appear pump oil shortage, don't even pump oil fault, the main reason is the related parts excessive wear.
提出一种运用基于盲源分离的共振解调技术对齿轮齿面接触故障进行诊断的方法。
A method using demodulated resonance technique based on blind source separation is developed for gear contact diagnosis.
针对复杂背景下机车走行部齿轮箱齿轮裂纹故障微弱特征的提取问题，提出了总体平均经验模式分解(EEMD)与1。
To extract the gear crack fault weak feature of locomotive running gear box on complex background, a new method of ensemble empirical mode decomposition (EEMD) and 1.
通过对旋转模头系统行星齿轮减速器故障分析，提出了相应的改造对策，同时对行星齿轮减速器的啮合参数进行了优化设计。
Based on analysis of malfunction of planet - gear speed reducer in rotating die system, this paper presented corresponding revamping measures, and optimized the design of its joggle parameters.
通过对旋转模头系统行星齿轮减速器故障分析，提出了相应的改造对策，同时对行星齿轮减速器的啮合参数进行了优化设计。
Based on analysis of malfunction of planet - gear speed reducer in rotating die system, this paper presented corresponding revamping measures, and optimized the design of its joggle parameters.
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