查询词典 controlled system

All the work actuating parts for the movement of the pile driver are controlled by hydraulic system .

桩机所有运动的工作执行部件均由液压系统控制，为保持液压系统的可靠性与稳定性，液压介质设有降温系统。

This paper advances the circuits of step motor plane rectangular coordinates automatic position system controlled by single chip computer.

设计出以步进电动机拖动为核心的平面直角自动定位系统电路，其中包括单片机输出接口线路、光电耦合线路、驱动线路、直流电压源电路等。

Instead of using a polarimeter recommended in G.650,we use a polarizer controlled by a step up motor to measure Jones optic Vector in this system,which is much cheaper.

该测量系统利用光功率计和步进电机控制的偏振片测量输出光的琼斯矢量，代替了G 。6 5 0琼斯矩阵特征值法中所建议使用的偏振计，降低了PMD测量系统的成本，并实现了自动测量

Industrial computer is control center in this system. Power transistor group which is in amplificatory state is controlled by the computer.

实验表明所研制的系统是成功的，所提出的定量描述弧焊电源动特性的新方法是可行的，并具有理论意义和实际价值。

When a process control system is designed, both classical and modem control theories need precise and precognition mathematical models of controlled member.

在研究和设计过程控制系统时，无论是经典的还是现代控制论的方法，均需预先建立被控对象的精确数学模型。

The system of roll mill press down is controlled to compensate the thickness variation of the hot strip mill so as to improve the hot-rolled strip thickness accuracy .

从各种随机噪声的轧制力信号这一复杂高频干扰周期波中分离出偏心信号，控制轧机在压下系统实现对偏心的补偿，以提高热轧带钢的厚度精度。

Motion synchronization between tool in X direction and principal axis rotation was controlled by electronic gearbox in cam turning. And profiling mechanism could be superseded by servo tool-holder. Linear motor direct drive servo tool-holder was designed, and host-slave control system with PC and DSP was developed for the require of high-speed and realtime servo. The technical process was analyzed in cam turning. Servo tool holder with tool swinging and principal axis variable rotate speed were presented to keep constant cutting angle and speed.

将电子齿轮箱用于凸轮车削加工系统的传动，以伺服刀架取代了传统加工的靠模装置，实现了刀具X方向直线运动与机床主轴转动的同步控制；设计了直线电机直接驱动的伺服刀架及基于PC与DSP构成的上—下位机控制结构，采用DSP进行实时控制以满足高速伺服需要；对凸轮加工过程的工艺特点与恒角度、恒速度车削进行研究，提出了具有刀具摆动功能的伺服刀架与机床主轴变转速运动方案。

Computer software use the VC++ 6.0 to develop a human-computer interface which can give a control order to the object, print and save the collected data in order to enquiry, deal with abnormal situations and so on. Computer hardware mainly complete the design of electrical control system, including motor-controlled, motor-driven, torque signal- acquisition and the design of interface circuit.

上位机软件采用VC++6.0进行设计，主要用它来开发一个人机交互界面，对试验台发出控制命令、可以打印采集到的扭矩数据并同时将数据进行保存以便查询、对异常情况进行处理；下位机硬件主要完成电气控制部分的设计，包括电机的控制、电机的驱动、扭矩信号的采集和接口电路的设计。

An active mold temperature control method was presented and applied in solidification by developing a measure and control system. The forming process was controlled by the active outer controllable temperature field, which was brought by the individual heating and cooling units distributed in the proportional spacing towards the solidification direction in the mold.

摘 要：提出一种主动式模具温控方法，并开发测控系统将其应用于凝固成形中，通过主动的外加可控温度场来控制零件成形过程，实现零件按自下而上的顺序凝固。

The sampling system is controlled by an adjustable program timer or by a manual pushbutton.

取样系统用可调程序定时器或手动操作的按纽控制。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。