In the pipe system, the main function of the valve actuator to receive control signal.
在管道系统中主要起调节作用，阀门执行机构接收到控制信号。
Since valve locator is a system, the key work of this paper lies in the control part of valve locator.
由于阀门定位器是一个系统，本文的工作重点在于阀门定位器的控制部分。
The system consists of feedwater pump control, adjusting valve level control, safety and alarm devices.
该系统包括给水泵控制、调节阀阀位控制以及安全保护和报警。
At first, it studied the plant model of position and force system about valve control unsymmetrical hydraulic ram.
首先，建立了阀控非对称缸位置控制系统与力控制系统的数学模型。
The press takes use of advanced two-way cartridge valve system and imported electric pump technology which can realize double closed loop control of pressure and flow rate.
液压系统采用了先进的二通插装阀系统、进口高性能的电子泵技术，实现了主缸压力与流量的双闭环控制；
The APU fuel system consist of a fuel valve, control unit, solenoid valve, filter, heater and control valve.
APU燃油系统包括一个燃油活门、控制组件、电磁活门油滤、加热器及控制活门。
The pressure control system consists of an aft outflow valve, forward outflow valve, pressure controller, control panel, pressure sensing inputs, and monitoring indicators.
压力控制系统包括一个外流阀、前外流阀、压力控制器、控制面板、压力传感器和监视器。
Of course, in the hydraulic control system of the various electromagnetic valve, and so is the need for power.
当然，在液压控制系统中的各种电磁阀等也是需要电源的。
Elaborates al sheet mill spray system, introduces mill spray control mechanism of electro-air proportional valve.
阐述铝箔轧机喷淋系统，介绍电—气比例阀在轧机油喷淋方面的控制机理。
The open angle of the flow control valve is adjusted by electric actuator, which can be controlled remotely to meet the requirement of system measure.
流量控制阀由电动执行器调节开度，可实现远距离控制阀门的开度，以满足系统计量的要求。
The pneumatic control system is designed to control either of two valves by using a panel mounted selector switch to choose the valve to be controlled.
气动控制系统采用一个控制面板，安装选择开关来选择所控制的阀门，实现对两个阀门的任何一个单独控制的功能。
A new intelligent control system primarily composed of electric proportional valve, displacement transducer, data acquisition and process module is constructed.
建立了由电气比例阀、位移传感器、数据采集模块及计算机等组成的机械压力机智能控制系统。
Our company is always supplying bypass hydraulic control system for suppliers of bypass valve and the reforming service for factories.
我公司长期为旁路阀门的供应商配套供应旁路液压控制系统，同时为电厂提供旁路液压控制系统的改造。
The result shows that superfluous force is less in double valve parallel control system than that in single valve control system, and the precision of dynamic loading is increased.
仿真和实验结果表明：加载系统采用双阀并联控制比单阀控制的多余力明显减小，动态加载精度明显提高。
The intelligent valve control system of pumping well is used in separate-zone produce technique. It is the key technique in well logging and ponding.
井下智能阀门控制系统应用于油井分层采油技术中，是测井和找、堵水应用中的关键技术。
The simulation result shows that the control strategy can realize the dynamic decoupling control of excitation and valve and so it can considerably increase the dynamic stability of power system.
研究结果表明，该控制策略实现了励磁控制与汽门调节的动态解耦，应用该方法可显著提高电力系统的暂态稳定性。
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。
The paper presented a BP-PID method to control electronic swell valve of system, then BP-PID controller was designed.
采用BP-PID控制器对系统电子膨胀阀开度进行控制，并设计了BP-PID控制器。
The measurement and control system of pump-valve testing station is mainly composed of data acquisition, processing system and automatic control system.
泵阀试验台测控系统主要由试验台的数据采集处理系统和自动控制系统两部分组成。
This article narrate the fundamental rule of valve control system, and propose one kind of hydraulic pressure drive valve control system scheme. Have reference value.
本文简述了阀门控制的基本原理，给出了一种液压驱动阀门的控制系统方案，具有参考价值。
Control the flow of high-pressure ball valve, high pressure part of the system a certain amount of deposit concentration.
利用高压浮球阀控制流量，在系统的高压部分存浓量一定。
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。
The operation programme of DN1400 butterfly's valve control system was introduced, and the designs of its hydraulic pressure control system and electric control system were explained.
介绍了DN1400蝴蝶阀控制系统的操作程序，并详细阐述了其液压控制系统和电气控制系统的设计。
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。
By regarding testing mechanics behaviors of frozen soil frost heave as the research background, a hydraulic force control system was designed on the basis of valve control asymmetric cylinder.
以测试冻土冻胀的力学行为为研究背景，设计了一套基于阀控非对称缸的液压力控制系统。
The operation result proves that this system can meet the control request of butterfly's valve, and can guarantee the safety.
该系统已正式投入使用，运行情况良好，证明该系统的设计满足了蝴蝶阀的控制要求，确保了安全生产。
This paper illustrates operation principle of the digital throttling valve and design of its control system.
论述了直控步进式水压数字节流阀的工作原理及其控制系统的设计。
This paper develops the control system of electronically controlled throttle 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。
This paper develops the control system of electronically controlled throttle 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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