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- Motor current signal analysis (MCSA) 电机电流信号分析(MCSA)
- Motor current signal analysis 电流法
- Material movement signal and current signal. 物料移动信号及电机电流信号。
- This paper presents a review of various faults detection methods, theory and put emphasis on the so-called MCSA method (Motor Current Signature Analysis). 分析了异步电机各种常见故障的原因及常用的诊断方法,重点研究了定子电流频谱分析法(MCSA)的诊断原理。
- Multi-channel Independent Source Bio-impedance Measurement and Signal Analysis. 多路独立人体阻抗测量和信号分析。
- The theoretical analysis and experimental results demonstrate that the motor current has some fluctuation in vari-speed cutting process, but it is almost no effect on normal operation of machine tool. 理论分析和试验结果表明,采用变速切削加工时,电机瞬时电流确有一定程度的波动,但不影响机床电机的正常使用;
- Wavelet transform is of good localization property in signal analysis. 小波变换在信号分析中具有良好的局部化特性。
- Pyramometer provided a small current signal compatible with NRG Symphonie loggers. NRG日照传感器使用余弦修正,可以满足低照射角下的精确测量。
- The varying characteristics of motor current in vari-speed cutting are discussed in this paper. 本文就变速切削过程中电机电流的变化特征进行了较为系统的研究。
- Wavelet analysis because of its good retractility has become an advantaged tool in signal analysis field. 而小波分析则突破了传统的傅立叶分析方法,利用其在时域和频域上同时具有的良好的局部性,成为信号分析的一个有利的工具。
- Make I/V transform for the current signal of 4~20mA coming from adjustor, then make A/D transform for the signal received just now. 对从调节器送来的4一20mA电流信号进行I瓜转换,同时对转换后的信号进行A/D转换; 对经电位器反馈回来的阀位信号进行刀D转换。
- Abstract: The basic theory of wavelet analysis that applied to vibrational signal analysis is presented. 文摘:介绍用于振动信号分析的小波分析基本理论。
- The torque motor received dc current signals from the electric control and applies torque to the single-piece armature and flapper which is supported on a torsion flexure. 力矩马达接收来自电气控制器的直流电信号并将力矩施于由转矩挠曲支撑的整体式电枢及挡板。?
- The theory of wavelet packet transform and the method of voltage signal analysis with wavelet packet was presented. 简述了小波包变换的基本原理及利用小波包对电压信号进行分解的方法。
- Years in the motor current is outside the power supply from the induced electromotive force and the direction of armature current I in opposite directions. 在电动机里电流是由外电源供给的感生电动势的方向和电枢电流I方向相反。
- The control instrument receives the load current signal and speed signal and calculates an instantaneous flow value and a cumulative weight valve. 控制仪表接收载荷电流信号和速度信号运算一个瞬时流量值和累积重量。
- Conclusion The system is useful in HRV signal analysis and cardiovascular research. 结论 该分析系统对心率变异的研究有重要应用价值。
- Then the current controller was designed using active disturbance rejection controller (ADRC).The motor current was driven to its reference value by ADRC. 然后应用自抗扰控制器(ADRC)设计电流控制器得到最终所需的输入电压,使电机的电流收敛于参考值。
- The modal parameters of the sub-soiling shovel were identified by signal analysis software. 用信号分析软件进行深松铲的模态参数识别。
- When the outer race of bearing rotates at low speed in the magnetic field formed bythe transduce an induction current signal will appear. 从事计算机信息与工业控制、多媒体与网络技术和光电子技术方面的教学和研究。
