伺服系统

This paper proposes a new type position controller with neural network structure, gives it ' s learning rule , and do the simulation experiment on position servo system of NC machine.

本文提出了一种新型的神经网络结构的位置控制器，给出了该控制器的学习算法，并进行了数控机床位置伺服系统的仿真实验。

In order to analyze the result caused by the frictional dynamic character in servo system,and test the validity of various friction compensation methods,a simulation scheme for dynamic friction model is required.

为了深入分析摩擦力动态特性在高精度的伺服系统控制中造成的影响，检验摩擦补偿方法对动态摩擦的补偿效果，需要建立一个有效的动态仿真摩擦模型。

Advances an integrate method about studying on the simulation and optimization for dynamic performance of servo system.

提出了一种完整的伺服系统动态特性仿真优化的方法，对实际生产具有重要的意义。

The results show that the dynamic performance of servo system is enhanced greatly.

仿真结果表明，伺服系统的动态性能有了很大的提高。

ABSTRACT It is an important research area for the realization of the adaptive control of an electrohydraulic servo system.

实现高阶电液伺服系统的自适应控制的研究是目前一个重要的研究课题。

Then, the study on the multi-grade adaptive control of the electrohydraulic servo system is carried out.

其次，本文对电液伺服系统多级自适应控制进行了研究。

The PID controller and its commonly used algorithms, which is widely used in electrohydraulic position servo system, are introduced in this paper.

本文介绍了液压伺服系统中广泛采用的PID控制器的原理及其常用的控制算法。

First, the theory analysis and experiment is carried out for the reduced-order adaptive control of an electrohydraulic servo system.

首先，本文对电液伺服系统降阶自适应控制进行了理论分析和实验研究。

In recent years, adaptive control intruduces a extensively interest in electrohydraulic position servo systems.

所以近些年来，自适应控制在电液位置伺服系统中的应用引起了广泛兴趣。

They provide satisfactory conclusions and may be extended for use in other electrohydraulic proportional or servo control systems.

这四种模拟控制器可以推广应用于其它电液比例或电液伺服系统。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。