With a view to develop high accuracy servo system, this paper gives a detailed analysis on mathematical model and character of PWM driver, puts forward a simple rotational velocity estimator.
本文从研制高精度随动系统出发，详细分析了PWM驱动器的数学模型及特性，提出一种简单易行的转速估计器，并在此基础上开发出一种适于中小功率直流力矩电机的新型PWM驱动器。
This paper analyzes the sources of effecting the error of the accuracy in electrohydraulic position servo system, and carries out quantitative analysis and calculation to main factors.
本文从工程实际出发，分析了影响电液位置伺服系统精度误差的来源，并对各主要因素作了定量的分析计算。
These optically-generated signals provide higher accuracy and reliability, improving the performance and reliability of the servo system.
这些光产生的信号提供更高的精度和可靠性，提高性能和伺服系统的可靠性。
The results of experiments show that the ac servo system based on fuzzy control has quick response speed, high steady accuracy and good robustness.
实验结果表明基于模糊控制的交流伺服系统具有较快的响应速度、较高的稳态精度和较强的鲁棒性。
The results of experiments show that ac servo system based on fuzzy PID control has quick response speed, high steady accuracy and good robustness.
实验结果表明，基于模糊pid控制的交流伺服系统具有响应速度快、稳态精度高和鲁棒性强等特点。
The comparison of experiments shows that the feed servo system can greatly improve control accuracy and reduce the following error.
通过实验数据的比较，显著提高了进给伺服系统的控制精度，减少了跟踪误差。
A high precision and high performance servo-drive system needs a rotating speed estimation algorithm which has high accuracy, fast response and high resolution in a wide range.
高精度高性能的伺服驱动系统需要在宽范围内有精度高、响应快及分辩率高的转速估计算法。
EDM servo system are analysed and studyed from the view of location accuracy in this paper.
从定位精度的观点对电火花加工伺服系统进行分析研究。
When used in correction mechanism of mechanical drive, hydraulic servo system manifests a long time of overshoot, large overshoot and poor correction accuracy.
当液压伺服系统用于机械传动的校正机构时，显得调整时间长，超调量大，校正精度不高。
In this paper, the method of enhancing the control accuracy for stepping servo system is presented.
本文介绍了提高步进伺服系统控制精度的新方法。
In this system, linear motor is applied, and under the control of computer, fast response of servo drive for tool feed, high positioning accuracy and high precision workpiece are achieved.
该系统用直线电机，在计算机的控制下，刀具进给伺服机构响应速度快，定位精度高，能高速、高精度地加工工件。
The results of experiments show that AC servo system based on DRNN PID control has quick response speed, high steady accuracy and good robustness.
实验结果表明，基于对角递归神经网络整定的PID控制的交流伺服系统具有响应速度快、稳态精度高和鲁棒性强等特点。
The gear clearance in the driving device of the electromechanical servo system shall affect not only the servo accuracy of the system but also its stability.
机电伺服系统的齿轮传动装置，其齿隙不仅影响系统的伺服精度，更影响系统的稳定性。
Seeker servo control system is a key component of the seeker and its performance directly determine the seeker's tracking accuracy.
导引头伺服控制系统是导引头的关键组成部分，其性能直接决定导引头的跟踪精度。
The experimental results of the servo system show that the system has stable operation, rapid respondence and high accuracy.
实验结果表明，该系统运行稳定，响应迅速，精度很高。
Newly designed power supply system. While in machining big surface and deep hole, the computer provides two steps servo feed for superior machining quality and discharge accuracy.
全新电源系统，针对大面积及深孔加工，电脑可选定二段伺服进给速度，加工性能优异并可保持放电精密度。
Based on finishing steady-temperature system of high accuracy servo turn-table, this paper elaborates the theory and the realizing way of steady temperature system of servo test turn-table.
本文在完成某高精度伺服转台恒温系统的研制任务基础上，全面阐述了伺服转台台面恒温系统的实现措施及理论依据。
And the static and dynamic systems of Servo system affect positioning speed, positioning accuracy and machining accuracy of numerical control machine tool directly.
而伺服系统的静态、动态性能直接关系数控机床的定位速度、定位精度和加工精度。
Full servo motion system with high accuracy.
采用全伺服运动系统，精度高。
The result of test shows that under different tracking speed, the servo control system using this algorithm all features high control accuracy and excellent dynamic performance.
试验结果表明，基于该算法的伺服控制系统在不同跟踪速度下均具有较高的控制精度和良好的动态性能。
This paper proposes a high accuracy fuzzy control strategy which has improved the common fuzzy controller and been applied in the alignment of the straightening hydraulic servo control system.
本文通过对普通模糊控制器的改进，研究出一种高精度模糊控制策略，并将其应用于校直机液压伺服控制系统。
The position accuracy of machine tool is directly affected by the servo-control method which should be properly selected to ensure the high position accuracy of a CNC system.
伺服控制方法是影响机床定位精度的关键因素之一，要保证数控系统的高定位精度，应采用合理的伺服控制方法。
Test results show that gun computer control aiming servo system in reliability, speed, stability and accuracy, and so meets the technical and tactical targets.
试验结果表明，基于计算机控制的舰炮瞄准随动系统在可靠性、快速性、稳定性和系统精度等方面都满足了技战术指标。
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；
High Accuracy digital speed measurement methods based on optical encoder were discussed in detail. Then it introduces the realization of this methods in the servo system.
详细论述了基于光电编码器的高精度的数字测速方法，及其在转台伺服系统中的实现。
The practice result shows that this servo-feed system can realize servo moving accurately, and can meet the system position accuracy, response speed and stability required by the machining process.
经实际生产验证，该伺服进给系统能准确地实现伺服运动，满足加工过程要求的系统定位精度、响应速度及稳定性。
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。
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。
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