The hydraulic amplifier is the hydraulic control system based on the theory of hydraulic drive and automatic control. 液压放大器,是在液压传动和自动控制理论基础上,建立起来的一种液压控制系统。
The power stage of servovalves is spool valve, playing the role of hydraulic pressure amplifier. 电液伺服阀的功率级一般为滑阀,起液压放大器的作用。
Taking a hydraulic coaxial flux amplifier as study object, the paper builds a dynamic characteristic math model and analyzes its stability and dynamic characteristics to obtain curves showing the relationship between amplifier input jump-step and output flux and the relationship between input jump-step rotating speed and output flux. 以全液压同轴流量放大器为对象,建立了动态特性数学模型,分析了其稳定性和动态性能,得到了放大器输入阶跃转角与输出流量和放大器输入阶跃转速与输出流量之间的仿真曲线。
By analyzing the principle of hydraulic amplifier, the stress-displacement characteristic of distributing valve is obtained and finally the static characteristic of amplifier is found out. 通过对液压放大器原理的分析,得到了分油活门的压力&位移特性,最终得到放大器的静态特性。
Based on the hydraulic theory, design a set of electric hydraulic servo system, including the design of servo valve, servo amplifier, position sensor, DAQ. 根据得出的理论基础,设计一套电液伺服系统,包括电液伺服阀的设计、伺服放大器的设计、传感器的设计,数据采集卡的设计。
Analysis on Static Characteristic of Negative Overlap Distributing Valve Hydraulic Amplifier 负重叠量分油活门式液压放大器静态特性分析
More pressure was realized with a little hydraulic force by orthogonal force amplifier, so the complex tape handler, gear driver and high capacity motor etc. 该设计以比较小的液压力通过正交增力机构增力,实现了得到很大冲压力的目的。
In the electro-hydraulic proportion control system for hoisting speed of hydraulic anti-explosive hoist, the proportion control amplifier is an important part. 在防爆液压提升机提升速度电液比例控制系统中,电液比例控制放大器是关键组成部分。
A new kind of hydraulic fixture combined with steel-ball amplifier 一种新型的钢球增力液压夹具
This system is composed of electric mechanical transducer, pre guide valve level, displacement force transducer and hydraulic amplifier. It has the advantages of strong anti oil pollutant capability, simple structure, and reliable operation. 该系统元件主要由电机械转换器、先导阀级、位移力变换机构和液压放大器4部分组成,具有抗油污能力强、结构简单、工作可靠等特点。
The Development and Application of Synchronous Rotary Hydraulic Amplifier 同步回转式液压放大器的研制及其应用
Hydraulic AGC system is been made of main dynamic element, which include signal conditioner 、 servo amplifier 、 hydraulic servo valve 、 fluid cylinder 、 mill roll and primary detector, etc. These elements have high nonlinear feature, the system have inevitably high nonlinear. 液压AGC系统主要由信号调节器、伺服放大器、电液伺服阀、液压缸、轧机辊系和传感器等组成,其中的液压器件具有高度非线性特点,其系统必然也具有高度的非线性。
This paper introduces the structure and operation principle of the synchronous rotary hydraulic amplifier as well as the main data of performance measured during the test on platform. 本文介绍同步回转式液压放大器的结构和工作原理,以及它在台架试验中所测得的主要性能数据。
Analysis on Static Characteristics of Butterfly Valve Type Hydraulic Amplifier in Turbine Governing System 调速系统碟阀放大器静特性分析
The Design and Realization of the Digital Electro Hydraulic Proportional Amplifier Based on Object Models 基于对象模型的数字式电液比例放大器设计与实现
Dynamic Analysis on Feedback Hydraulic Amplifier 各种反馈液压放大器的动态分析
The Spool valve is most widely used in hydraulic amplifier components. 滑阀是液压伺服系统中应用最为广泛的液压放大元件。
This thesis investigates pressure adaptive controller for deep-sea hydraulic underwater manipulator, including ECU control unit, brushless DC motor controller and the proportional control amplifier. 论文研究了深海水下液压机械手驱动系统的压力适应型控制器,主要包括ECU控制单元、直流无刷电机控制器以及比例控制放大器。
Because closed loop electro hydraulic proportional variable pump used proportional amplifier to control hydraulic source, which adopts relative working pressure-signal, ( containing no signal from seawater pressure), the electric controlled method is raised to eliminate seawater pressure. 针对比例放大器对闭环电液比例变量泵的控制是利用相对工作压力信号(即不含海水环境压力产生的信号)的问题,利用电气补偿的控制方法,消除叠加的海水压力。