查询词典 fault

The fault diagnosis expert system based on diagnosis unit and rule is established.It can realize fault orientation by using multilayer mixed reasoning model.

基于诊断基元和产生式规则的专家系统，根据初始故障现象找出最底层故障基元，通过多层正反向混合推理模型，实现故障最终定位。

Impacts of varying stress on unit in low temperature, reason and harm of losing oil and slugging, and reaction to slugging for different types of compressors are analyzed. The fault cause is understood. Exact improving measures for unit and methods of faults detection are given, which solve the problem of compressor running fault in some degree.

分析了低温环境下交变应力对机组的影响、失油和液击产生的原因和危害及不同类型压缩机对液击的反应，了解了故障产生的根源，给出了改进热泵机组的具体措施及现有机组的故障检测方法，认为这样可以在很大程度上解决压缩机运行故障问题。

An integrated fault diagnosis method based on independent component analysisand support vector machinesis proposed to resolve the problems of the difficulty in fault diagnosis for complex operation and multi-loop controls of chemical industry process.

针对由于复杂操作或多回路控制等因素造成复杂化工过程故障诊断难度加剧问题，提出了一种基于独立成分分析和支持向量机的集成故障诊断方法。

A low frequency rolling bearing fault diagnosis method based on local projective noise reduction;2. According to characteristics of both the vibration signals and the stator currents when appering a fault in the rolling bearing of the induction motor,Park vector module signal of the three-phase current is calculated,and the envelope of vibration signals from the rolling bearing of the motor is analyzed.

根据感应电机轴承发生故障时的振动信号特性以及定子电流特性，求出三相电流的Park矢量模信号，并将其与电机滚动轴承振动信号经解调处理后的包络信号进行融合分析，可以从振动信号与电流信号的融合谱图中有效地提取轴承故障特征信息，并将其作为故障识别的依据。

There may be some fault even in this obedience; but the fault thus committed is venial; it is a fall, but a fall on the knees which may terminate in prayer.

在那样的服从里，也还可以有过失；但那样犯下的过失是可蒙赦宥的。那是一种堕落，但只落在膝头上，在祈祷中还可以自赎。

The first part of this paper introduces the fault mechanism of turbo generator's vibration, as well as common on-line diagnosis methods based on fault mechanism and characteristics. Besides, it provides the pros and cons of each method.

本文首先研究汽轮发电机振动的故障机理，介绍常用的基于故障机理及故障特征的在线诊断方法，并比较各种方法的优缺点。

Accordingly, the vibration theory, vibration sources and the part vibration fault features of turbine generator units are analysed, sorted out and finalized so as to lay a solid foundation for the establishment of fault diagnosis expert knowledge bank.

本文首先论述了水轮发电机组故障诊断的重要意义，详细分析了故障诊断的研究现状及发展趋势，并对故障诊断的应用前景做了进一步分析。

The integrated "Master Plant Logical Fault Tree"method adopted in this estimation reflects the advanced tendency of modern and powerful evaluation of PSA. The VIRA system and the"Master Plant Logical Fault Tree of GNPS"have an advantages of not only easily and simple in operation, suitable for different levels of people, but also of practical value, especially in making sensitivity study and optimization analysis.

结合文章所需而发展的可视化的可靠性分析软件—VIRA系统及基于VIRA而构造的GNPS主逻辑故障树模型，不仅操作起来简单方便，适用于不同层次的人员，而且实用，便于进行敏感性分析及方案比较计算。

In the field of measurement and display, it ranges from ampere meter, Voltage Meter and fault current state directives to power factor, wattful power, wattless power, frequency, and even harmonics, the fault condition wave acquisition, and so on.

在测量、显示这块，如电流表、电压表、故障电流及状态指示，以及功率因数、有功功率、无功功率、频率，甚至谐波，故障状态的波形捕捉等等。

If the weights are not allowed, it is not m fault, but through no fault of his.

如果砝码不准，那就不是我的过错，而是他的过错了。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。