This paper introduces several methods to reduce error of step by step motor open loop servo system in numerical controlled machine tools.
本文介绍了减少数控机床步进电机开环伺服系统误差的几种方法。
Position loop servo system with sliding mode controller, improved accuracy of position tracking servo system, to further improved the system of permanent magnet servo control performance.
对伺服系统的位置环采用滑模变结构控制器，提高了伺服系统位置跟踪精度，进一步改进了永磁伺服系统的控制性能。
Velocity loop servo system with fuzzy PID controller, correcting PID parameters instantaneously using fuzzy control, improved response speed, control accuracy and robustness of the system.
对伺服系统速度环采用模糊PID控制器，利用模糊控制实时修正PID参数，提高了系统的响应速度、控制精度以及鲁棒性；
A kind of the pulse control mode, the drive and motor closed loop, but not to the numerical control system, the feedback device, in a sense, can open loop control called the servo control.
一种采用脉冲控制方式，此种驱动器与电机闭环，但不反馈到数控系统，这种驱动器在某种程度上可称为开环控制的伺服控制。
Adopting ac servo motor as the driving device, can the dc servo motor and a high precision, high performance as the half closed loop or closed loop control system.
采用交流伺服电机作为驱动器件，可以和直流伺服电机一样构成高精度，高性能的半闭环或闭环控制系统。
Although the general design method of the position loop composed of the position sensor is abnegate, but the information radar servo system has high orientation precision in this way.
采用该方法，虽然舍弃了由位置传感器构成位置回路的常规设计方法，但情报雷达伺服系统仍然有较高的定位精度。
A kind of the use of impulsive control mode, the drive and motor closed loop, but not feedback to the numerical control system, this drive, in a sense, can open loop control called the servo control.
一种采用脉冲控制方式，此种驱动器与电机闭环，但不反馈到数控系统，这种驱动器在某种程度上可称为开环控制的伺服控制。
Anolog speed signal VEL from SDC is also taken as speed feedback signal to form speed loop in gun servo system.
SDC输出的模拟速度信号VEL还可以作为速度反馈信号以构成火炮伺服系统中的速度回路。
A new equipment for simulated the performance of propeller load is introduced in this paper, it's an all digital DC torque servo system using torque closed loop and current closed loop control.
介绍一种新型的螺旋桨特性负载模拟装置，它是全数字控制的直流转矩伺服系统，采用转矩电流双闭环控制方式。
Adopting ac servo motor as a drive device, can and dc servo motor as a high precision, high performance and a half closed loop or closed loop control system.
采用交流伺服电机作为驱动器件，可以和直流伺服电机一样构成高精度，高性能的半闭环或闭环控制系统。
This system indicates that the resonance frequency of servo drive in CNC heavy cutting is equal to the lower one of mechanism and speed loop resonance frequency.
通过对五阶系统的分析表明数控强力切削伺服进给系统的谐振频率取决于机械谐振频率和速度环谐振频率中较低的一个。
Based on analyzing the dynamic characteristics of vertical servo motor of a NC vertical grinder, the effect of the parameters of speed loop on the servo system was studied.
分析了数控立式磨床垂直进给轴的机电动态特性，研究了伺服系统的速度环参数对伺服系统性能的影响。
The position control loop composed of self-adjusting PI control based on Fuzzy inferences in AC servo system of permanent magnet synchronous motor was discussed emphaticaly in this paper.
主要分析了用模糊自适应PI控制构成永磁同步电机交流伺服系统的位置环。
Analyzed the structure and mathematical model of linear servo system based on open-closed loop iterative learning position regulation in detail.
详细分析了开闭环迭代学习位置调节下的直线伺服系统结构与数学模型。
Practical simulating models are deduced and built for the gyro system and the performing setting of the servo system to consist a close-control loop with angle-tracing circuit.
推导并建立了陀螺系统和伺服执行机构的实物仿真模型，使之与角跟踪电路构成闭合控制回路。
Given the structure of position regulator of linear servo system and open-closed loop iterative learning position regulation algorithm with forgetting factor.
给出直线伺服系统位置调节器结构及带有遗忘因子的开闭环迭代学习位置调节算法。
The servo control system combines position loop, speed loop, current loop with algorithm of space vector pulse width modulation(SVPWM).
系统采用位置、速度和电流环三环控制，并结合空间矢量脉宽调制（SVPWM）算法。
Introduced are basic principle and characters of servo rebalance control loop in a dynamically tuned gyro inclinometer system.
介绍了动调式陀螺测斜系统伺服控制再平衡回路的基本原理和工作特点。
The paper analyses the implementary arithmetic in the servo system with saturation and lag segment, and analyses the performance of the close loop to obtain the condition of stability and robustness.
详细分析了预测函数控制在具有参数饱和限制环节和滞后的机电伺服系统中的实施算法，分析了系统的闭环性能，并得到了其稳定鲁棒性条件。
For digitized AC servo system, it needs software to support it's closed-loop control. Its control quality is decided by the program of control computation directly.
数字化的交流伺服系统是靠软件完成控制计算来支持闭环控制的，它的控制计算程序直接决定了系统的控制质量。
Based on the continuous casting device in the laboratory of our school, the theory of robust control is applied to position loop system driven by hydraulic servo.
本课题针对我校实验室结晶器连铸装置，将鲁棒控制理论应用于液压驱动伺服位置环系统的研究开发。
The servo loops include speed control loop and position control loop plus feed-forward control, therefore the system is a compound control system.
该伺服系统包括速度环和位置环以及前馈控制，因此该系统是一个复合控制系统。
This paper gives out a simple and practical method of designing electrohydraulic servo system by using PID plus output feedback to make arbitrary configuration of pole-zero in closed-loop system.
本文给出了一种利用PID加输出反馈来任意配置闭环系统极点和零点的简单实用的电液伺服系统设计方法，仿真设计实例表明了该方法的有效性。
When the open-loop gain of servo system is determined, the selection of DAC resolution and gear ratio is restricted each other and should be paid much attention in the design of servo system.
由于DAC和齿轮减速比都影响着伺服系统的开环增益，当系统开环增益一定时，DAC位数的实际作用和减速比的选择相互限制，在设计雷达伺服系统中需注意。
The system proposes the application of a closed loop position servo control and sets up a model and algorithm of er ror tracing and digital feedback.
系统提出采用闭环位置伺服控制，建立跟随误差和数字反馈的模型和算法。
Secondly, servo control tache is introduced briefly, and how to realize a closed-loop position control system which USES stepping motor as driver component is presented.
其次，对于伺服控制环节，实现了以步进电机为驱动元件的闭环位置控制系统。
Secondly, the control of position loop was improved by using compound control with velocity and acceleration feed-forward control and digital notch filter control in feeding servo system.
其次对位置环的控制进行了改进，将位置前馈改进为速度前馈和加速度前馈，并在前向通路中增加了一个数字阶式滤波器组成复合运动控制器。
The servo loop is a position stabilization loop of the platform. Revise loop help it to command the platform into alignment with the local present coordinate system.
稳定回路是控制平台姿态的闭环回路，它同修正回路共同作用使平台稳定跟踪当地地理坐标系。
A dynamic simulation tool, SIMULINK software package in MATLAB, is taken as the development tool, and applied in the dynamic response computation of the hydraulic servo closed-loop control system.
以MATLAB中动态仿真工具SIMULINK软件包为开发工具，将其应用于该液压伺服闭环控制系统的动态响应计算中，针对上述两种闭环控制系统，给出了考虑干扰量情况下的SIMULINK仿真方法。
A dynamic simulation tool, SIMULINK software package in MATLAB, is taken as the development tool, and applied in the dynamic response computation of the hydraulic servo closed-loop control system.
以MATLAB中动态仿真工具SIMULINK软件包为开发工具，将其应用于该液压伺服闭环控制系统的动态响应计算中，针对上述两种闭环控制系统，给出了考虑干扰量情况下的SIMULINK仿真方法。
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