The fault character and insufficiency of the existing protection for the HV motor are analyzed.
分析了高压电动机的故障特征和现有保护的不足。
A synthetic fault dia gnosis method based on RS theory for electric power transformer fault character and fault location is proposed.
提出了一种基于粗糙集的理论对变压器故障性质和故障部位的综合诊断方法。
According to the working condition and fault character of blower of hearing furnace, the on-line monitoring system of blower is designed.
针对加热炉鼓风机的使用工况和故障点，研究设计了鼓风机在线监测系统。
The character data of the probably fault and machine is acquired by analyzing mechanical fault characteristic frequency and sets configuration.
通过机械故障特征频率分析和机组组态，对可能存在的故障类别和机组类别的特征数据进行提取；
For linear analog circuits, the voltage relation function is a linear function and the slope can be the fault character to diagnose both catastrophic faults and parametric faults.
对于线性模拟电路，节点电压关系函数为一次函数，函数的斜率可以作为故障模型，同时可以诊断硬故障和参数(软)故障。
The results show that the wavelet denoising method can effectively restrain the noise in friction and sudden unbalance signal, and reserve the fault character information in the signals.
结果表明：小波分析降噪方法能够有效抑制碰磨和突加不平衡信号中的噪声并保留故障特征信息。
Therefore, study on the deformation and breakage law of upper and down floor of coal layer, the character of formation, each fault factor are the key problem for prevention the water inrush.
因此，对煤层顶底板的变形破坏规律、构造特征以及断层各要素的研究都是防治奥灰岩含水层突水的关键问题。
Thus, Dissolved Gases in oil is used as character of the fault diagnosis.
因此，本文选用油中溶解气体作为故障诊断的特征量。
It is a widely used and quit efficient method to use gas dissolved in oil as character to diagnose transformer fault.
以油中溶解气体为特征量对变压器进行故障诊断是一种使用广泛而十分有效的方法。
This paper describes state transition fault and collapsing of test generation basis of the character of fixed fault.
详细分析了固定故障所反映出的状态变换特征，提出状态变换故障模型以及相对应的测试生成压缩方法；
According to the character of pressure wave in diesel high pressure line, the hardware and software of fault diagnosis system was designed and choose.
针对柴油机高压油管内燃油压力波动特性，设计和选择了故障诊断系统的硬件和软件。
This paper introduces a method used to forecast the attitude and character of buried fault and its position and displacement in front of mining roadway.
介绍了一种利用断层影响带参数对掘进巷道前方隐伏断层的产状、性质、断层位置、断距进行超前预测的方法。
It is necessary to set up power quality monitor and analysis system, which can realize fault location and character extraction to all power quality disturbances.
必须建立电能质量检测和分析系统，实现对各种电能质量问题的故障定位和特征提取。
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。
The approach of fault dictionary often needs to simulate all fault states and extracts corresponding character of circuit , then setup the dictionary by corresponding relation.
故障字典法通常需要在测前仿真各种故障状态，提取出与故障状态相对应的电路特征，再将两者一一对应关系列成一个表，即为字典。
There are many character parameters in fuel pressure wave, and they can be used as fault diagnosis parameters of fuel supply system in diesel engine.
柴油机的油压波形中包含了大量可作为供油系统故障诊断的特征参数。
The experiments are presented to show the RGK TFD has superior character extracting ability than the traditional fixed kernel TFD that is often used in fault diagnosis.
试验证明径向高斯核函数时频分布在故障诊断中有较强的特征提取作用。
But the traditional fault diagnosis of machinery is based on the analysis of the signal coming from single channel from which the character information about the machinery action is picked up.
传统的机械故障诊断大都以单通道信号分析为基础，从中提取有关机器行为的特征信息。
According to the character that failure rates of spare parts have an effect on its storage, this paper introduces a calculating method for spares fault ratio based on historical data.
简要介绍了舰空导弹电子设备寿命服从指数分布的特点，根据备件的故障率可以有效地指导备件的存储策略，提出了一种基于历史数据的备件故障率计算方法。
For example, Yansheng shaft in Jixi Coal Mine, the character of fault fold, structure stress and forming system are analyzed.
以鸡西煤田艳胜井田为例，对断块间褶曲特征、构造应力场及形成机理作初步分析。
The phenomena of reverse folds nearby fault is a very important interfection factor by which to Judge faulted character and search for lost ledge coal bed.
断层附近的反牵引现象是正确判断断层性质、准确寻找断失盘煤层的一项非常重要的干扰因素。
The VLF character for the fault zone was discussed. It is pointed that the effectiveness and limitation of searching blind fault with VLF method.
本文分析了该构造的VLF响应特点，指出在本区用VLF方法寻找隐伏构造的有效性和局限性。
With associated Rayleigh Wave Method to detect fracture plane, the attitude, character, position and displacement of small magnitude fault can be forecasted accurately.
若配合利用瑞利波探测法探测断裂面，可以对小断层的产状、性质、位置、断距进行准确预报。
According to study on changing law of elements and geochemical actions in a fault zone, evidence to determine character of the fault movement might be gotten.
根据断裂带内的元素和地球化学作用变化规律的研究，就可能测定断裂运动的特征。
To grasp fault component, mechanism, character and development trend in time and give the decision of maintenance and replacement as fast as possible and decrease the time of stopping machines.
迅速掌握机械设备主要故障的部位、模式、机理、性质及发展趋势，使企业可以尽快做出维修与更新决策，减少停机时间。
The focal point of analysis is on occurrence character of the fault F2, briefly demonstrated the occurrence character's guiding significance on mining production.
重点分析了F 2断层的赋存特征，简要说明了根据断层赋存规律对生产的指导作用。
The focal point of analysis is on occurrence character of the fault F2, briefly demonstrated the occurrence character's guiding significance on mining production.
重点分析了F 2断层的赋存特征，简要说明了根据断层赋存规律对生产的指导作用。
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