fault signal
释义
故障信号；
权威例句
Optimal fault signal estimationMultifunction diagnostic display for motor vehicle dashboard - can display fault signals successively using fault signal memory
Application of HHT Method for Analysis of Fault Signal in Electric Power System
Challenges in analog and mixed-signal fault models
Fault simulation for mixed-signal systems
Harmonic wavelet package method used to extract fault signal of a rotation machinery
On the design of fault-tolerant signal detectors
Wavelet preprocessing of analog circuit fault signal
MIXER: Mixed-signal fault simulator
Feature Extraction of Diesel Engine Fault Signal Based on Wavelet Analysis
1. Battery input is monitored and a fault signal becomes active when VBAT is out of its operative range.
当VBAT 超出其工作范围时，将监视电池输入并激活故障信号。
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2. The system that had the fault was made by Casco Signal Ltd., Shanghai Shentong Metro Co. Chairman Yu Guangyao said at a press conference yesterday evening.
上海申通地铁有限公司董事长俞光耀在昨晚的一长新闻发布会上称，发生故障的系统是由卡斯柯信号有限公司制造的。
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3. McOntext_t provides data about all the register values found in the system at the time of the fault; the register values will in turn be delivered to the process as a signal.
mcontext_t提供了有关在系统出问题时可以找到的所有寄存器值的数据；这些寄存器值可以作为信号发送给这个进程。
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4. Failure mechanism of vibration signal analysis is the mechanical fault diagnosis technology used in one of the main method.
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。
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5. The study indicates that the noise signal can be used to diagnose the fault of the mini-diesel without disassemble the diesel.
研究表明，在不解体的情况下，利用小型柴油机缸盖声信号对其进行故障诊断是可行的。
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6. In the transformer fault diagnosis, the fault can be reflected by different characteristic signal from different side, due to complexity of fault reason and phenomenon of power transformer.
电力变压器发生故障的部位多，故障原因、现象复杂，在故障诊断中，可以通过变压器不同方面的特征信号从不同侧面来反映变压器的故障。
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7. The conventional fault information processing technology including the fault signal detection and fault signal analysis two parts.
常规的故障信息处理技术包括故障信号检测和故障信号分析处理两个部分。
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8. Apple announced it would give iPhone 4 buyers a free "bumper" case to fix a fault that results in the phone's antenna losing signal when held in the left hand.
苹果宣布将赠送每个iPhone4购买者一个保护套，以解决左手握机造成的手机天线信号问题。
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9. The method uses wavelet transform and principle component analysis to preprocess fault signal, afterward training and testing wavelet neural network with the preprocessed fault characteristic data.
该方法首先利用小波变换和主成分分析对故障信号进行预处理，然后用处理后的故障特征数据对小波神经网络进行训练和测试。
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10. The fault is diagnosed by extracting the fault feature component from the frequency spectrum of the modulated signal.
通过对调制信号作谱分析，以其频谱中是否存在某种故障的特征频率分量来诊断有无该种故障。
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11. Having good time-frequency localization character, and correctly identifying singularity point in fault signal, Wavelet is the main analysis method in this paper.
小波变换具有良好的时频局部性，具有变焦距的特点，对故障信号中的奇异点能够准确识别，是论文中应用的主要分析方法。
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12. The main task is to research relation of all kinds of fault models fault positions and gravity anomaly linear structure signal maximum positions.
其主要任务是研究各种断裂模型中断裂位置与重力异常线性构造信号极大值位置之间的对应关系。
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13. But it can not make good analysis of the soft fault signal in the circuits which is random and unstable or can not reflect and extract the transient characters of the soft fault signal.
而要检测软故障，就要针对电路中的软故障信号进行分析，提取能够反映软故障信号的特征值。
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14. 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.
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。
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15. The core of rotating machinery fault diagnosis technology is signal processing.
信号处理技术是旋转机械故障诊断的核心。
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16. The third logic value (the middle value) can be used as a fault indicating signal, or in off-line testing.
其第三个逻辑值(中间逻辑值)用作故障指示信号，或在脱机测试时应用。
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17. It is necessary to apply new theory and technique to raise the level of fault signal processing.
为了提高故障信号的处理水平，引入新的理论及技术成果是十分必要的。
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18. This paper discusses the methods of the sensor fault detection and signal reconfiguration using associated neural networks.
本文提出一种基于联合神经网络的传感器故障诊断和信号重构的方法。
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19. Envelope analysis is an efficient approach to analyze the compound signal which is common in machinery fault signal.
对机械故障中常见的调制信号，包络分析法是一种有效的分析方法。
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20. The early fault signal is very faint, low frequency appears more to pulse, easy to be interfered by the ambient noise even submerged.
早期故障信号非常微弱，多呈现低频脉动，容易受到噪声干扰甚至被环境噪声所淹没。
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21. Adaptive weighted median filter is used for diagnosing the fault signal of the rolling element bearing.
将自适应加权中值滤波器应用于滚动轴承故障信号的故障诊断中。
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22. Fault features set can be obtained by processing machine condition signal in machine fault diagnosis.
在机械故障诊断中，对机器状态信号进行处理可得到故障特征集。
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23. A random resonance self-adaptive algorithm is stated and used for fault signal detection in medium frequency power supply with good result.
提出了一种随机共振自适应算法，并运用于中频电源故障信号检测，取得了较好的效果。
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24. Due to high temporal and frequency resolution and high energy focus, the accuracy of fault signal feature extraction is greatly improved by WVD.
WVD很高的能量聚集性和很好的时频分辨率，极大地提高了故障信号特征提取的准确度。
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25. 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.
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。
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26. The modulate Gauss function is selected as the analysis wavelet to deal with the fault signal saltation caused by the damage concussion, according to the (characteristics) of fault vibration signals.
根据走行部故障振动信号的特点，选用调制高斯函数作为分析小波，处理由损伤冲击造成的信号突变。
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27. Experimental results show that the fault signal in free-form surfaces machining can be clearly monitored and distinguished.
实验结果表明，自由曲面加工的故障信号能很好被检测区别开来。
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28. Experimentation results indicate that the singularity of the fault machinery vibration signal can be detected and the machinery fault can be discovered by the system.
试验表明，系统可以发现故障机械振动信号带有的奇异性，实现旋转机械的故障诊断。
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29. The experiment result shows that the time-frequency method based on EMD can effectively extract the feature of unbalanced fault signal and is proper for non-frequency modulation signal procession.
研究结果表明：基于经验模式分解的时频分析方法可以很有效地提取到非平稳故障特征信号，是一种适合于非线性信号处理的方法。
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30. The experiment result shows that the time-frequency method based on EMD can effectively extract the feature of unbalanced fault signal and is proper for non-frequency modulation signal procession.
研究结果表明：基于经验模式分解的时频分析方法可以很有效地提取到非平稳故障特征信号，是一种适合于非线性信号处理的方法。
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fault signal
