The mechanism and signal characteristics of mechanical vibration of motor are set forth. The vibration signal of the ball bearing of motor was recognized.
对电机的机械振动产生的机理与信号特征进行了阐述，针对电机滚动轴承内外圈磨损引发的振动进行了识别研究。
This paper presents the methods to distinguish abnormal vibrational noise for rolling bearing of motor, analyzes the cause of formation, and presents the method to remove it.
提出了电动机滚动轴承引起异常振动噪声的识别方法，分析了异常振动噪声形成的原因，提出了消除异常振动噪声的方法。
A decoupling control approach based on inverse system has been used for the innovative five degree-of-freedom bearing less induction motor, which is multi-variable, nonlinear and high coupling.
针对新型五自由度无轴承异步电动机这一多变量、非线性、强耦合的系统，采用逆系统的方法进行解耦控制。
So a new diagnosis method is proposed for the failure diagnosis of motor bearing.
从而提出了一种新的电机轴承故障诊断的方法。
Secondly, the research status of fault diagnosis in roller bearing and asynchronous motor is summarized.
介绍了异步电机及滚动轴承故障诊断的国内外研究现状。
Magnetic suspension switched reluctance motor has combined characteristics of synchronous motor and magnetic bearing.
磁悬浮开关磁阻电机结合了同步电机和磁轴承的优点。
The fitting precision of motor bearing is one of the main factors influencing the assembly quality of motors.
电机轴承的装配精度是影响电机装配质量的主要因素之一。
According to our motor sliding bearing of the analysis and calculation think, sliding bearing fault and the selection of sliding bearings has the very big relations.
根据我们对电机滑动轴承的分析和计算认为，滑动轴承的故障与滑动轴承的选用有着很大的关系。
Start of volume production of the world's smallest drawn cup needle roller bearing (2 mm shaft diameter) for a motor application in electronics manufacturing.
开始批量生产世界上最小的制定杯滚针轴承(2毫米轴径)的电机中的应用电子产品制造。
One of its very important applications is as gas bearing material in gyro motor.
碳化硼特种陶瓷的一个极其重要的应用是作为陀螺仪动压马达的轴承材料。
A control system of bearing less induction motor based on torque winding air gap field oriented vector control is accomplished.
实现了一种基于转矩绕组气隙磁场定向控制的无轴承异步电机控制系统。
The characteristics of special polyurea grease for motor bearing and its application effects are analysed and discussed.
对电机轴承专用聚脲基脂的特点及其在电机轴承上的应用效果进行了分析和探讨。
The firing inside the motor that caused by bad environment and current overload made the stator coils overburned, overheated rotor deformed and bearing damaged, which led to the motor out of service.
由于环境恶劣及电流过载，造成了电机内部起火烧损了定子线圈和转子过热变形及轴承损坏等情况造成电机无法使用。
Bearing cover retrofit of axle stretch end for large and medium - sized motor can reduce the damage accident of motor equipment greatly.
通过对大、中型(滚动轴承)电动机轴伸端轴承盖进行改造，可以大大减少电动机设备的损坏事故。
Designing a new cleaning technology of the motor lorry bearing cleaning machine and programming the control system of that machine.
设计了一种新型铁路货车轴承清洗机的清洗工艺过程，开发实施了清洗机的控制系统。
The rotor of motor can easily run eccentrically once the balls of motor stator bearing are broken, which, thus, can easily cause the motor trouble.
电机的定子轴承滚珠破损后，容易造成电机的转子偏心转动产生事故。
Stage features micrometer grade screw with lead pitch 0.5 mm, miniature linear bearing and non-contact limit switches with a choice of either stepper or DC servo motor with encoder.
阶段具有千分尺等级螺钉以及0.5毫米的引脚间距的特点，微型直线轴承和非接触式限位开关带有，任一步进机或直流伺服电机编码器的选择。
The functions, performance index, configurations and principles of the main modules of the "BJTU-NTN test station of traction motor bearing" were introduced.
介绍了“北京交通大学-NTN牵引电机轴承试验站”试验台的功能、性能指标以及各主要组成部分的结构与原理。
Therefore, motor bearing is a relatively weak link, and its operational status often directly affects the performance of the entire machine.
因此滚动轴承是电机中较为薄弱的环节，其运行状态是否正常往往直接影响到整台机器的性能。
Feed transmission: using AC servo motor to drive the precise ball screw sets that supported by special ball screw bearing, which improves the rigidity and precision of feed movement.
进给传动：三向进给均采用交流伺服电机驱动精密滚珠丝杆，专用丝杆轴承支承，提高了机床的进给运动刚性和精度。
This article analyzes the reasons of motor bearing noise based on working experience. It also introduces some practical and effective measures to reduce the motor bearing noise.
本文分析电机轴承噪声产生的机理，结合工作实践的经验，介绍降低电机轴承噪声的一些有效措施。
The application of special polyurea grease for motor can make the operating temperature of motor bearing fall down obviously and the failure rate of motor reduce also.
采用电机专用聚脲基脂后，电机轴承工作温度明显下降，电机故障率明显减少。
The common fault of asynchronous motor can be classified as stator fault, rotor fault as well as bearing fault mainly.
异步电动机的常见故障主要可以分为定子故障、转子故障及轴承故障。
The optimal protection for bearing current was reached by the insulation of both ends of bearing and grounding of carbon brush of motor shaft.
电机双端轴承绝缘并且电机轴碳刷接地，可构成对轴承电流的最佳防护。
Alternatively, the oil injection hole is the round or square oil injection hole which is arranged at the positions of the side wall or end surface of the motor shell corresponding to the bearing.
或为设在电机壳体侧壁或端面上对应于轴承部位的圆形或方形注油孔。
It also inquires into the method of trouble diagnosis adaptable to motor vehicle transmission bearing on the basis of bench simulating teat and analysis of motor vehicle transmission box.
在对汽车变速器台架模拟试验分析的基础上，探讨了适合汽车变速器滚动轴承故障诊断的方法。
To improve the capability of the electric system, a three-level PWM power amplifier and Backboard of the control-box is designed, which are applicable to the bearing-less slice PM motor.
为了改善电气控制系统性能，设计了适用于片状无轴承永磁电机的双向三电平PWM功率放大器和控制箱转接板。
By checking the large hanging type asynchronous motor for the gluey condition of babbit of the sliding bearing, a quality problem of the bearing is found.
通过检查大型悬挂式异步电动机滑动轴瓦锡基轴承合金粘合情况，找出轴瓦存在的质量问题。
Production and application of thrust bearing, and guide bearing made of filled PTFE in submarine motor pump are introduced.
介绍了潜水泵中止推轴承与导向轴承用填充聚四氟乙烯材料进行的生产和应用。
The type, cause, harm and its repair of asynchronous motor bearing run-off were introduced, while taking actual examples to explain how to deal with fault from bearing run-off.
介绍了电机轴承跑套的类型、原因、危害及处理方法，并以实际例子说明如何处理轴承跑套的故障。
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