A cascade control method for the pressure control of the mixed gas is presented based on an electro-hydraulic control valve.
针对该问题，提出通过电液调节阀对混合煤气进行串级稳压控制。
The electro-hydraulic proportional control valve uses the proven force feed-back system for improved hysteresis, repeatability, and response.
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。
This paper introduces an electrohydraulic control system based on PLC. A double close - loop control system with electro - hydraulic proportional valve is adopted.
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。
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。
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.
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。
A new type of electro hydraulic digital relief valve, which is a pilot pressure control component directly controlled by digital information is introduced.
介绍的新型电液数字溢流阀是一种数字信息直接控制的导控式压力控制元件。
With a example of electro-hydraulic proportional pressure valve, a electro-hydraulic proportional valve test system with integrated test and control technology was introduced.
本文以电液比例压力阀为例，介绍了采用测控一体化技术的比例阀试验系统。
Lifting control valve is the control center of hydraulic lifting system of dumpers, which is classified into electromagnetic type, electro-hydraulic type, manual type and air-powered type, etc.
举升操纵阀是自卸汽车液压举升系统的控制中心，该操纵阀分为电磁式、电液式、手动式和气动式等几种。
TYB series waterflood pressure regulating systems consist of two cylinder four chamber pump body, electro hydraulic reversing valve, control fluid circuit and control current circuit.
TY B系列调压注水装置由双缸四腔泵体、电液换向阀、控制液路及控制电路组成。
Hydraulic system adopts cartridge valve system with the features of act reliability, electro-hydraulic quick response and long usage life, as well as independent electronic system and PLC control.
液压系统采用插装阀集成系统，动作可靠，电液响应快，使用寿命长。
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。
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。
Direct control of electro hydraulic digital direction & flow valve by means of PLC can make the control system of hyd. system become simpler, cheaper and reliabler.
采用可煽程控制器（PLC）直接控制电液数字方向流量阀，可使液压系统的控制系统简洁、可靠、成本显著下降。
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。
With this new concept, the electro-hydraulic proportional valve that can control only pressure or flow has multifunction to control both pressure and flow-Two appplication examples are also presented.
理论上，如果有实用的动态流量传感器，用一控制阀口开度的电液比例节流阀，再配以压力和流星传感器就可控制这两个县。因目前还没有实用的动?。
The application prospect of plus-in valve in electro-hydraulic control support is studied. A chock-type hydraulic support equipped plus-in valve is designed, and analyzed in working principle.
文章讨论了插装阀在电液控制支架液压系统中的应用依据和前景，提出了设计方案，分析了工作原理。
The Research on the Electro-hydraulic Control System with High-speed ON/OFF Valve;
研究了一种利用高速开关阀对节气门进行电子控制的系统方案。
The Research on the Electro-hydraulic Control System with High-speed ON/OFF Valve;
研究了一种利用高速开关阀对节气门进行电子控制的系统方案。
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