查询词典 motor control

The control system of NC drilling machine which takes the PLC as the main controller is used in drilling machine. It controls the aiguille moving from one positioning to another positioning relative to the positioning of the workpiece. The system consists of PLC, stepper motor driver, stepper motor, HMI, and so on.

摘 要：数控钻孔机控制系统是用在孔加工机床上，以可编程序控制器为主控制器，控制钻头相对于工件的定位，由一个定位点向另一个定位点的控制系统。

Hereinafter referred to as the company's total art is the professional production of motor vehicles Electrical products joint-stock enterprises, China Association for Quality Inspection group members, located in the scenic southern Golden Triangle economy, science and technology in the industrial zone in Quanzhou City, the main product for the "YANKEE" card series motor-reducer from Motives, generators, electrical control air horn.

泉州市艺达车用电器有限公司系专业生产汽车电器产品的股份制企业、中国质量检验协会团体会员，座落在风景秀丽的闽南金三角泉州市经济科技工业区内，主要产品为"YANKEE"牌车用系列减速型起动机、发电机、电控气喇叭。

The location of the ball through the linear displacement sensor acquisition, controller position error calculated in accordance with the volume control to control the motor shaft angle, the angle of the control bar so that the stability ball to the target location.

小球的位置通过直线位移传感器采集，控制器根据位置误差计算控制量，控制电机轴的转角，从而控制横杆的角度，使小球稳定到目标位置。

Key words: distributed control system; sequence control system; low voltage motor; interface technology; control

关键词］分散控制系统；顺序控制系统；低压电机；接口技术；控制

The motor tracts that that are composed of axons that descend from each primary motor cortex to the ispilateral red nucleus and of axons from each red nucleus that decussate and them descend in the contralateral dorsolateral spinal cord; they control the muscles of the distal limbs.

由起源於初级运动皮质，下传至同侧红核的运动神经元轴突及由红核交叉并下传至对侧的脊髓背侧区所组成的神经径路，其功能为控制远端肢体的肌肉。

To satisfy the demand of real-time control in brushless direct current motor, this paper proposes a design of a digital control system which consists of digital signal processor and monitor and control generated system.

为满足高性能实时测控系统的要求，设计由数字信号处理器和通用监控系统MCGS组成的应用于无刷直流电机的数字控制系统。

The chip of CH250 and big power triode transistors were designed to build a set of step motor driving circuits. Only two signals of the DSP CP and DIR from EVB are needed for the control of the step motor.

偏差调整单元则由DSP与步进电机驱动电源组成，该电源采用步进电机脉冲分配器CH250，配以单端驱动电路，由事件管理器模块EVB输出CP脉冲与DIR信号经过驱动电路来对步进电机进行控制。

C Braiding machine with 1 motor and 1 headsThe special 32#C braiding machine with 1 motor and 1 head can be applied to braiding all kinds of electric wire and cable, control cable, high-pressure oil hose, water hose, special ropes, elastics, PET drawtube and so on.

单电单头32#C编织机该机型一电单头32#C特种编织机，适用于特种电线电缆、控制电缆、高压油管、水管、特殊绳缆、松紧绳带、PET伸缩网管等。

ABSTRACT: A Rockwell PowerFlex7000 Variable Frequency Drive is used in JiuZHou Electric medium voltage drive test bay as the converter. Because of it belong to the current source drive, it has the function of the four quadrant, it can achieve the energy feedbackmake the motor brake,also has the advanced vector control technology, so it can achieve all kinds of load test, there are no other drives can replace it in simulate motor load. PowerFlex7000 drive has ability to achieve the full load test before the drive leave factory.

摘 要：罗克韦尔PowerFlex7000变频器在九洲中压变频实验站测试系统中作为变流逆变器使用，由于本身属于电流源型变频器，具有四象限运行功能，能够实现能量的回馈和对电机的制动，先进的矢量控制技术，可以实现各种复杂多变的负载特性，在模拟电机负载方面起到了其他变频器无可替代的作用，实现了变频器出厂之前的满负荷测试。

What this paper finished mainly work as follows: Five-phase hybrid step motor driver system with fixed-chopping frequency and constant total current driving is fully described. Mathematical model of the system, included the current control circuit, power driving circuit and five-phase hybrid stepping motor is established. The steady modeling of the system is established and studied. Based on the steady modeling of the system, dynamic modeling of the system is studied and single step response characteristic is constructed with MATLAB/Simulink. The simulation results, which is certified by the theory analysis, coincide with the theory analysis.

本文主要完成的工作包括几个方面：对五相混合式步进电动机恒频斩波恒总流驱动系统进行了完整的描述；建立了包括电流控制电路、功率驱动电路以及五相混合式步进电动机在内的恒频斩波恒总流驱动系统的完整的数学模型；基于MATLAB/Simulink建立了恒频斩波恒总流驱动系统稳态仿真模型，并进行了仿真；在建立其稳态仿真模型的基础上，对动态模型进行研究，并借助于MATLAB/Simulink工具建立了恒频斩波恒总流驱动系统单步响应特性的仿真模型并对其单步响应特性进行了仿真研究，仿真结果与理论分析相符。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。