伺服系统

In charpter Ⅳ, by the divisibility of the system, the design program of the multi-grade adaptive controller of the system is presented, and under the suppositions of realitic subsystems, the global stability of two-grade adaptive controller of the system is proved.

第四章，由电液伺服系统的可分性，对电液伺服系统自适应控制的可实现性进行了分析。

The servo-system is an important part in the CNC machine.It decides the precision of the machine and the speed always.

摘 要：伺服系统是数控机床的重要组成部分，数控机床的精度和速度指标等往往由伺服系统决定。

Error of an AC Digital Servo-System of a certain Turret based on Field Bus is analyzed deeply and measures of reducing the system error are proposed.

以某转塔交流数字伺服系统为背景，对基于现场总线的伺服系统的误差进行了深入的分析，并提出了相应的对策。

In each kind of battery solution servosystem, the battery solution servosystem which is composed by the PWM solenoid valve, has many unique merits.

在各种电液伺服系统中，由PWM电磁阀组成的电液伺服系统，具有许多独特的优点。

This article in consults the domestic and foreign related literature in the foundation, summarized domestic and foreign has driven the type hydraulic servo development straight the survey and drives the type battery solution servosystem straight the research progress and the principle of work.

本文在查阅国内外有关文献的基础上，综述了国内外直驱式液压伺服系统发展的概况和直驱式电液伺服系统的研究进展及工作原理。

To improve the characteristics of the system,an antenna servo controller based on DSP is developed.In the servo system,a new algorithm based on the exponential trending rule discrete sliding mode variable structure algorithm is used and theoretical analysis and experimental simulating are done.

为改善天线系统的性能，实现了基于DSP的天线伺服控制器，在设计的天线伺服系统中应用基于指数趋近率的离散滑模变结构控制算法，并且进行了设计分析和实验仿真。

Sliding mode variable structure space vector modulate direct torque control is selected for electro-servo system, and different parts of servo system is modeled.

由于海浪的随机扰动等因素的影响，对电磁转矩的控制成为了伺服控制的关键，最终确定伺服系统的控制方式采用滑模变结构空间矢量直接转矩控制，并建立了系统各部分的数学模型。

At first, configuration method of stabilization of LOS and survey of development of AOEP in the world are summarized in this paper, and then principal of how movement of airplane can be isolated by a two-axis-platform is analyzed theoretically. Requirements of stabilization of LOS to servo system are put forward. It provides the basis of theory for designing servo system.

本文首先概述了国内外光电平台的结构和视轴稳定方法以及光电平台的发展概况，介绍了常用的稳定与跟踪控制方法；进而从理论上分析了两轴光电稳定平台隔离载体角运动的原理，总结并提出了视轴稳定对伺服系统的性能要求，从而为伺服系统的设计提供了理论依据。

The based on discussing regular design method of servo system, this paper tries to use the self-learning ability of neural network, to solve the nonlinear, undetermination and the changeable parameter in AC servo system.

本文在讨论常规伺服系统设计方法的基础上，尝试用人工神经网络的自学习能力，解决交流伺服系统中的非线性、不确定性和参数时变的问题。

Especially in the mobile phone and computer peripheral industry, the Company independent research and development of mobile phone keypad testing machine Life expectancy, Life expectancy clamshell mobile phone tester, testing machine Life expectancy slider cell phone, cell phone drop test machine, testing machine to reverse the cell phone, mobile phone casing friction tester, RCA tapes wear resistance test machine, portable electronic products dedicated drop test machine, fully automatic torque tester Life expectancy, Life expectancy axis test machine, load displacement curve of test machine, the mouse wheel life testing machine, plug test machine, fully automatic servo system Plug test machine, laptop pressure testing machine, LCD pressure testing machine, universal testing machine, material testing machine servo system has been the major manufacturers, such as widespread adoption of the company's products in full compliance with the EN, DIN, BS, ASSTM, JIS, GB, ISO ...

特别是在手机及电脑周边行业，本公司自主研发的手机按键寿命试验机，手机翻盖寿命试验机，手机滑盖寿命试验机，手机跌落试验机，手机扭转试验机，手机外壳摩擦试验机，RCA纸带耐磨试验机，便携电子产品专用跌落试验机，全自动扭力寿命试验机，转轴寿命试验机，荷重位移曲线试验机，鼠标滚轮寿命试验机，插拔力试验机，伺服系统全自动插拔力试验机，笔记本电脑耐压试验机，LCD耐压试验机，万能材料试验机，伺服系统材料试验机等被各大制造厂商广泛采用本公司产品完全符合EN、DIN、BS、ASSTM、JIS、GB、ISO…等标准。

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。