In dealing with the relationship of the servo valve position control and the adaptive control, the Double-loop control is adopted.
提出了伺服阀的位置控制和颤振的控制关系上采用可切换的双通道控制形式的设计思想。
It can control and graduate sinusoidal curve and triangle wave curve by using axis servo valve.
通过采用轴伺服阀，可实时控制并产生正弦曲线和三角波形曲线。
The operation principle and control method of electro-hydraulic digital servo valve are first introduced.
介绍了一种直动式电液数字伺服阀的结构原理及其控制方法。
A novel piezoelectric type nozzle flapper hydroelectric servo valve was developed and its control method was researched.
提出了一种新型压电晶片型喷嘴挡板式电液伺服阀，并对其控制方法进行了研究。
The paper mainly focus on the experimental research on pneumatic on-off valve motor position servo control system with PCM control method and self-adjusting PID algorithm.
文章主要研究的内容为利用PCM控制技术，采用自适应PID控制算法，对开关阀式气动马达位置伺服系统进行实验研究。
According to the structure of servo mechanism on HD2se-ries pump, their functions have been analyzed. The structure and control process of constant power valve are mainly discussed.
根据HD 2系列泵伺服机构的组成，分析了它们各自在HD 2系列泵中所起的作用，着重讨论了恒功率阀的结构和控制过程。
The pneumatic servo positioning system, which is composed of rodless cylinder and the servo valve, is studied on mathematical modeling and control in this paper.
本文对由伺服阀和无杆气缸组成的气动伺服位置控制系统进行了数学建模和控制研究。
Direct control of hydraulic servo valve by means of PLC can simplify the control of hydraulic system and reduce cost.
采用可编程控制器(PLC)直接控制液压伺服阀，可以简化控制系统，降低成本。
This paper give an advice that we can realize closed cycle control of feeding shaft by proportional valve and linear grid ruler instead of servo amplifier and servo motor.
利用比例阀和线性光栅尺配合使用替代伺服放大器和伺服电机实现进给轴的闭环控制。
The new type servo valve can be used in the vibration test bench, the fatigue test bench, and the various hydraulic control systems which need fast response characteristics.
新型伺服阀可以应用于振动试验台、疲劳试验台及需要快速反应的流体控制系统中，可提高系统的快速响应特性。
The pneumatic servo valve can preferably be choose and used promoting the precision of control system through the analysis and mathematical modeling of pneumatic servo valve.
对气动伺服阀的分析和数学建模，可以更好的选择利用气动阀，提高控制系统的精度。
In the actuator control, has used the MOOG valve servo-control mechanism, avoided the disadvantage factor which the control system wide range adjustment roller is apart from brings.
在控制执行机构的运用中，使用了行程较小的MOOG阀伺服控制机构，避免了控制系统大范围调节辊距所带来的不利因素。
The method of direct control of hydraulic servo valve by means of PLC, the component parts of the control system and the driving interface circuits were described mainly in this paper.
文章主要介绍PLC对液压伺服阀的控制方法及控制系统的组成，说明驱动接口电路的连接。
Both the simulation and experimental results indicate that the dual flapper-nozzle servo valve has good flow-current characteristics and strong ability to control small flow rate.
理论分析和实验结果表明：双喷嘴挡板电液伺服阀具有良好的流量-电流比例特性和小负载流量的控制能力。
Currently, the design of shaking table control system is based on two assumptions, i. e. linear servo valve, and rigid table and payloads.
振动台控制系统设计时对物理系统进行了两个基本假设：伺服阀线性、台面和负载刚性。
High sensitive electromagnetic valve control the flow of water, the servo control system, the operation is extremely simple.
高灵敏电磁阀控制水流，随动控制系统，操作异常简便。
Double shaft servo feed system by PLC to control accurately and automatically feed of cylinder head and valve lift.
PLC控制双轴伺服进给系统，精确自动控制缸盖进给和气门升程。
A pneumatic servo loading system was proposed and a specially designed pneumatic digital servo valve was introduced in the system for the purpose of precise control.
为了达到这一要求，提出了气动伺服加载系统并引入特殊设计的气动数字伺服阀。
The invention discloses an electro-hydraulic proportional servo valve flexible control method.
本发明公开了一种电液比例伺服阀柔性控制方法。
A pneumatic rotary actuator angular position servo system is studied, which adopts 3-port proportional flow valve as a control device.
该文对三通比例流量阀控制的摆动气缸转角位置伺服系统进行研究。
The inputs of fuzzy controller are the error of slip ratio and its change ratio, the output of fuzzy controller is the control current of the servo valve.
模糊控制的输入变量为滑移率误差和误差的变化率，输出变量为伺服阀的电流。
Ratio, servo hydraulic pressure technology, low power pneumatic control valve, production of stuffing.
比例、伺服液压技术，低功率气动控制阀，填料密封生产。
As the core component of water hydraulic servo control system, the performance of water hydraulic servo valve is directly related to the property of the whole system.
水压伺服阀是水压伺服控制系统的核心部件，其性能直接影响着整个系统的性能。
Aiming at the problems such as time-variable parameters, nonlinear dead zone of the valve existing in the electro-hydraulic position servo control system, a self-tuning fuzzy controller is designed.
针对电液位置伺服系统中存在参数的时变性、死区非线性等问题，设计了自调整模糊控制器。
A pneumatic servo loading system is proposed and a specially designed pneumatic digital servo valve is introduced in the system for the purpose of precise control.
为了达到这一要求，提出了气动伺服加载系统并引入特殊设计的气动数字伺服阀。同时对气动伺服加载系统进行数学建和模块化分析，最后进行了实验研究。
Moving coil servo valve control current is relatively large, from tens to hundreds of milliamps mA.
动圈式伺服阀节制电流相对较大，从几十毫安到上百毫安。
In pneumatic position servo system with proportional directional control valve and control cylinder, the centre adjust emt voltage is one of the important factors that influence control precision.
在比例方向阀控缸气动位置伺服系统中，置中电压是影响控制精度的重要因素之一。
This system was composed of industrial control computer, PCL-832 servo-type motor control board, servo-type amplifier, servo-type valve and hydraulic motor.
该系统主要由工业控制计算机、PCL—832三轴伺服马达控制板、伺服放大器、伺服阀、液压马达等组成。
This system was composed of industrial control computer, PCL-832 servo-type motor control board, servo-type amplifier, servo-type valve and hydraulic motor.
该系统主要由工业控制计算机、PCL—832三轴伺服马达控制板、伺服放大器、伺服阀、液压马达等组成。
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