However, this method may be polluted, bearings, causing premature bearing failure. 但是,这种方法可能会污染轴承,导致轴承过早失效。
The combination of magnetic-driving coupling and bearing failure monitoring device guarantee the long-term safe and reliable operation of pumps. 磁力驱动联轴器及轴承失效监控装置的配合,更保障了泵长期安全可靠运行。
Raw material quality factor in the bearing failure analysis, the proportion has decreased significantly, but it is still bearing failure, one of the main factors. 原材料质量因素在轴承失效分析中所占的比重已经明显下降,但它仍然是轴承失效的主要影响因素之一。
Experimental Investigation into the Transient Response of a Flexible Rotor Dropping on a Back-up Bearing After Active Magnetic Bearing Failure 主动电磁轴承失效后柔性转子坠落在备用轴承上的瞬态响应实验研究
This paper discusses the S1200-12 blower sliding bearing failure, accelerator gear noise, unit alignment accuracy of damage caused vibration leading to a variety of failure causes and treatment. 本文探讨了S1200-12鼓风机滑动轴承失效、增速器齿轮噪声大和振动大、机组找正精度破坏导致机组振动等多种故障原因及处理方法。
Common causes of bearing failure are shock, vibration, and excessive radial and axial loads. 让轴承失效通常的因素有冲击、振动以及过度的径向和轴向的负载。
The result shows that the method based on kth-order cyclic moment has excellent reliability to early recognition of bearing failure. 结果表明,该方法能有效提取滚动轴承早期故障特征,识别故障类型,具有较高的可信度。
"They must not be mixed during any service job, since this could result in poor bearing fit and bearing failure." “在维修过程中,千万不能弄混,因为这会造成轴承不配套及轴承的损坏。”
The typical instrument ball bearing failure is characterized by the presence of such sludge. 这种类型的滚珠轴承因为这些油泥造成使用失效是很典型的。
Bearing failure analysis and countermeasures in the reeling motor of the battery-zinc-board product line 电池锌板卷取电机的轴承故障分析与对策
The radial and axial loads affect the ball contact angles relating to the bearing failure. 径向载荷和轴向载荷对接触角的变化影响较大,直接关系到滚珠轴承的失效情况;
The steering bearing failure of camion was analyzed. It was pointed out that the polluted steering vane pump is the main cause. 对载重汽车在使用过程中转向沉重故障进行了分析,指出转向助力叶片泵受污染是最主要原因。
Analysis and Process on Rolling Bearing Failure for Motors 电动机滚动轴承失效故障的分析与处理
The damage model changes from bearing failure to shear failure with the reduction of edge distance. 随着端距的减小,螺栓连接的破坏模式从承压破坏逐渐变成端部剪切破坏;
Resonance-demodulation is one of available methods for rolling bearing failure signal diagnosis. 滚动轴承是机械设备的重要组成部分,很大一部分的机械故障都是由它引起的。共振解调是一种有效的分析滚动轴承故障信号的方法。
At first the cepstrum envelope model is described. Then the vibration spectra of the normal pump and the pump with a bearing failure are compared in frequency domain and in cepstrum envelope domain. 文中详细给出了倒谱包络的模型,然后在频域和倒频域比较正常泵和轴承故障泵的功率谱变化及倒谱包络变化。
The cepstrum envelope analysis is applied to solve the problem of the diagnosis of bearing failure to hydraulic pump. 利用倒谱包络方法解决液压泵轴承故障特征提取和故障诊断的问题。
This paper introduces the utilization conditions of the car hub bearing and presents improvement proposal for the bearing failure. 文章介绍了轿车用轮毂轴承使用状况,对轴承失效提出了改进方案。
Study on Bearing Failure Diagnosis System Based Wavelet and Singular Spectrum Reduction Noise Theory 基于小波和奇异谱降噪理论的轴承故障诊断研究
Based on gray theory, a multi-parameter diagnosis method of rolling bearing failure has been developed. 根据灰色系统理论,提出采用多参数综合诊断法来诊断滚动轴承故障。
This paper presents the application of wear particle analysis to the study of the effect of a particular factor ( e.g. ionitriding temperature) on bearing failure. 本文介绍了磨损粒子分析在研究特殊因素(如离子氮化温度)对轴承失效的影响中的应用。
Large electrical machinery being the examples, the kinds of bearing failure and detection waveshape. 以大型电机为例,剖析了轴承故障的种类及检测波形。
It has described the mechanism, surface topographic features and the development of bearing failure. 阐述了轴承损坏的机理、形貌特征及其发展过程。
Typical of the rolling bearing fault detection of non-contact acoustic emission analysis of experimental data show that the established method can accurately diagnose a single rolling bearing failure. 对滚动轴承典型故障的非接触声发射检测实验数据分析表明,所建立的方法可准确地诊断出滚动轴承的单一故障。
Studied the mechanism of rolling bearing vibration, forms of rolling bearing failure and different types of vibration, given formulas of the fault characteristic frequency, shows the feasibility of diagnosis to rolling bearing. 2. 研究了滚动轴承振动信号产生的机理,滚动轴承故障的形式,以及不同的振动类型,并给出了故障特征频率的计算公式,说明了利用滚动轴承振动信号对其进行诊断的可行性。
The paper study on precision ball screw, taking into account the special conditions of Aeronautics and Astronautics, analyzed the bearing failure and failure mechanism of the ball screw. 论文以精密滚珠丝杠副为研究对象,考虑了航天工况的特殊性,对精密滚珠丝杠副的承载、失效以及破坏机理进行了研究。
Bearing failure, gear failure and rotor misalignment fault in different conditions were simulated by test bench. Use hilbert transform and order analysis to extract signal features based on equal time sampling and equal angle sampling. 试验台模拟不同工况下的轴承故障、齿轮故障和转子不对中故障,利用希尔伯特变换和阶比分析分别对等时采样和等角度采样信号进行特征提取,最后根据故障机理来分析故障来源。
The inverter generates high frequency common-model voltage, which leads to shaft voltage and bearing current and induces bearing failure. It affects the safety and reliability of the electrical drive system seriously. 尤其在应用PWM变频器后,由于逆变器在电机定子绕组中产生高频的共模电压,使电机系统产生轴电压、轴电流,导致轴承被损坏,严重影响了电气拖动系统的安全性和可靠性。
Centrifugal compressor failure was widespread attention and studied by us, the thrust bearing failure is important factor to limit long-running of centrifugal compressor. 离心压缩机故障受到人们广泛关注和研究,离心压缩机推力轴承故障是限制压缩机长时间运行的重要原因。
Based on the above reasons, this multi-sensor information fusion technology in the diagnosis of CNC machine tool technology and method rolling bearing failure. 因此,本文基于多传感器信息融合技术,研究诊断数控机床滚动轴承故障的技术与方法。