signal motor

To use two horizontal loopers among three rolling mills in small section continuous finishing mill unit and to adjust the rotation rate of electric motor through adjusting signal using PLC realize tension free rolling.

在小型精连轧机组三架轧机之间采用两架平活套器，通过PLC进行信号处理来调节电机转速，实现无张力轧制。

Temperature relay tests temperature of motor, if it exceeds rating temperature to send a signal, contactor cut off main circuit to complete protection of motor.

温度继电器检测电动机温度，超过额定温度发出信号，接触器切断主电路，完成电机保护。

And some circuit diagrams and signal waves for the motor driving system of motor-bicycle are given.

给出了 电动自行车 电机驱动的部分电路和信号波形.

PLC control of certain type missile test frame consists of PLC is composed of power supply module, local I/ O signal, stepping motor, driver, position sensor, adaptor, up PC interface and so on.

某型导弹测试机架的PLC控制，由PLC、电源模块、现场I/O信号、步进电机、驱动器、位置传感器、适配器、上位机接口等组成。

Through CNC-PLC data and tache of signal disposals of simulation unit, principal axis AC motors is controlled by transducer. hence, the constant thread speed of grinding wheel combining with the principal axis motor is gained.

采用CNC-PLC模拟量单元的数据及信号处理环节，用变频器来实现对砂轮主轴电机的控制，从而保证砂轮以恒定的线速度进行研磨加工。

The pulse signal DAQ instrument is developed for testing motor vehicle performance.

针对汽车性能道路试验特点研制了脉冲数据采集仪样机.

Two methods have been used to collect a torque signal, one is the method of torque float measurement, and the other is the method of spindle motor current measurement.

使用了浮动式扭矩测量方法和主轴电机电流测量方法采集扭矩信号。

The sensorless control methods of permanent magnet synchronous motor are mostly on-frequency signal injection or state-observer.

永磁同步电机无位置传感器控制多基于高频信号注入法或状态观测器法.

Presents the three steps of analysis and diagnosis of motor vibration faults, sums up the signal characteristics of motor vibration faults under different operational conditions and provides a diagnostic method with strong operability for dealing with motor vibration faults.

提出了分析诊断振动故障的三个步骤。并归纳出电机在各种运行条件下振动故障的信号特征，为分析处理振动故障提供了操作性极强的诊断方法。

Direct torque control is the most excellent control technology for induction-motor at present. Digital signal processor with high speed arithmetic and logic operation are the base for its digital realization.

直接转矩控制技术是目前最为优良的交流电机控制技术，数字信号处理器（DSP）的高速运算和实时处理功能为直接转矩控制技术的数字化提供了基础。