本文重点研究智能电液比例控制放大器的可靠性设计问题。
The paper has studied on the reliability of the developed intelligent electrohydraulic proportional amplifier.
在步进梁速度电液比例控制系统中，比例变量泵是关键组成部分。
In the walking beams velocity electro-hydraulic control system, proportional variable pump is the key components.
电液比例控制阀使用的证明力反馈改善滞后性，重复性系统和响应。
The electro-hydraulic proportional control valve uses the proven force feed-back system for improved hysteresis, repeatability, and response.
本文提出了液压万能试验机数字电液比例控制系统的设计与控制方法。
The design and control methods of a new digital electrohydraulic proportional control system for hydraulic universal testing machine is presented.
介绍了电液比例控制技术在衬垫摩擦系数中的应用及摩擦系数测定的原理。
The application of electro-hydraulic proportional control technology in the test of liner friction coefficient and the testing principles of friction coefficient were introduced.
以JBP- 63型电液比例控制径向柱塞泵为例，建立了符合其工作情况的虚拟模型。
A virtual modal is developed by focusing on the type of JBP-63 electro-hydraulic control radial piston pump as to fit its working conditions.
介绍电液比例控制技术在铜电解阴极板自动线冲铆机上的应用，分析了电液比例压力控制系统的设计特点。
This paper introduces the use of electrohydraulic proportional control system to copper electro - cathode board die machine in the automatic product line.
径向柱塞变量泵可以采用手动控制、电液比例控制或负载敏感控制等多种控制方式，实现恒流量、恒压力、恒功率的控制。
The radial piston pump can adopt manual-control or electro-hydraulic proportional control to realize the control of constant flow, constant pressure, constant power and load sensitivity etc.
介绍了电反馈电液比例恒压变量泵的计算机PID控制。
The computer PID control for electro hydraulic proportional constant presure variable displacement pump with electric feedback is introduced.
为电液比例速度控制系统的进一步研究提供了理论基础。
It provides theoretical basis for further research on electro-hydraulic proportional velocity control system.
利用EASY5仿真软件对组合阀组成的电液比例位置闭环系统进行动态建模仿真分析，为实验提供了控制参数。
By the use of software EASY5, the electro-hydraulic proportional system of position close-loop is modeled and simulated, which provided the controlling parameters for experiment.
在电液比例流量阀中，本文采用了以单片机c 8051f 320为核心的控制技术。
This paper adopts the control technology of single chip C8051F320 core in electronic-hydraulic proportional flow valve.
提出了数字电液比例系统的数学模型及控制规律，并进行了计算机仿真及实验验证。
Mathematical model and control law of the digital electro hydraulic proportion system are put forward. Furthermore, computing simulation and experimental verification are carried out.
用功率键合图对电液比例径向柱塞泵控制系统进行建模，导出一组相对简单的方程。
Simpler equation was educed by using power bond-bound graph for the model founding of the electro-hydraulic proportional radial piston pump controlling system.
通过对电液比例多路阀进行负载敏感控制，实现泵和负载之间的功率匹配，显著提高系统效率。
Electro-hydraulic proportional sectional valves are realized with load sensing control, and the pump output power is adaptive to load, the system effectiveness is highly enhanced.
一种基于PLC的电液自动控制系统，采用了电液比例阀的双闭环控制系统。
This paper introduces an electrohydraulic control system based on PLC. A double close - loop control system with electro - hydraulic proportional valve is adopted.
依据实际工况，设计了一种模糊自适应PID控制器来控制电液比例调速阀阀口的开口量，实现系统的安全、平稳制动。
According to actual conditions, design a fuzzy adaptive PID controller to control the openings of the electro-hydraulic proportional valve port, implementing a safe and smooth braking.
系统的控制信号输入方式借鉴电液比例阀方案，采用凸轮杠杆机构，从而利用了凸轮容易实现任意函数关系转换的优点。
Imitating the project of electrical and hydraulic proportional valve, a CAM mechanism is adopted to input and convert the signal of crane arm's radius changing.
通过对电液比例方向节流阀控制大型注塑机的注塑成形过程分析，介绍了比例方向节流阀的结构特点和在大型注塑机中的应用。
This thesis introduces the construction character of directional throttle proportional valve and the application of this valve to large-scale plastic Jetting-moulding machine.
研究中还设计了一种新型的电液比例综合控制试验系统。
A new electro-hydraulic synthetic control test system have been designed and yet.
在大型构件液压同步提升技术中，采用了计算机输出的脉宽调制信号作为电液比例流量阀的输入电流信号控制液压提升器的速度。
In hydraulic synchronizing lifting technology for oversize structure, computer output PWM signal as the input current of proportional valve is used to control the velocity of hydraulic cylinder.
变量泵的控制方式有恒压力、恒流量、恒功率、电液比例和负荷敏感控制等。
Variable displacement pump's control style has many ways, such as constant pressure, constant fluid, constant power, electrohydraulic proportional and load-sensing etc.
针对电液比例压力控制系统的特点，即非线性、动态不确定性等，提出了一种灰色预测模糊控制算法。
Aimed at the characteristics of electro-hydraulic proportional pressure control system, such as, non-linear, uncertainty dynamic, and so on, a grey prediction fuzzy control algorithm was proposed.
基于这种情况，本课题提出了基于负载自适应的流量伺服阀和电液比例溢流阀双阀反馈补偿控制方案。
So a new design scheme about double valve compensation feedback control system based on adaptive load is proposed.
仿真结果表明，基于自适应模糊PID控制器的电液比例排量变量泵具有良好的动态性能。
Simulation results show that the dynamic characteristic of electro-hydraulic proportion controlling radial piston pump using this self-adapting fuzzy PID controller is very good.
该电液比例先导控制系统可以在采用液控多路阀的装载机上直接安装使用。
The systems can be installed directly on loaders that were originally equipped with manually operated hydraulic actuated directional control valves.
本发明公开了一种电液比例伺服阀柔性控制方法。
The invention discloses an electro-hydraulic proportional servo valve flexible control method.
油研带来贯穿其广泛的比例阀的选择边缘的电液控制技术给您。
Yuken brings cutting edge electro-hydraulic control technology to you through their extensive proportional valve selection.
油研带来贯穿其广泛的比例阀的选择边缘的电液控制技术给您。
Yuken brings cutting edge electro-hydraulic control technology to you through their extensive proportional valve selection.
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