In view of the operation situation of valve-control sealed battery in power system, some practical maintenance methods are presented in this paper and their feasibility is discussed.
针对阀控密封式铅酸蓄电池在电力系统的使用情况，介绍了几种实用的维护方法，并进行了可行性探讨。
Abstract: in view of the operation situation of valve-control sealed battery in power system, some practical maintenance methods are presented in this paper and their feasibility is discussed.
文摘：针对阀控密封式铅酸蓄电池在电力系统的使用情况，介绍了几种实用的维护方法，并进行了可行性探讨。
Similarly, high-level events can be decomposed into one or more low-level events or actions; for example, changing a pressure control valve, sounding an alarm, or signaling an alert.
类似地，高层次事件能够被拆分成一个或者多个低层次事件或动作；例如，更换压力控制阀、拉响警报或发出警戒信号。
So it is significant to develop intelligent and digital valve control system which is suitable for production requirement.
因此，开发符合生产需要的智能化、数字化的阀门控制系统具有很大的现实意义。
Hydraulic system adopts integrated cartridge valve control, flexible action, reliable, no leakage.
液压系统采用集成式插装阀控制，动作灵敏、可靠，无渗漏。
Using electromagnetic valve control, pedal operation.
采用电磁阀控制，脚踏操作。
The utility model relates to an electric ceramic water mixing valve which belongs to fluid valve control technical field.
本实用新型涉及一种电动陶瓷混水阀，属于流体阀门控制技术 领域。
It is found that the superheat may be zero for a long time. A new index, Zero Superheat Time, was put forward, and applied to the electronic expansion valve control.
为此，将零过热度时间作为一个重要的指标，用于电子膨胀阀的启动控制；
Damper: both gas flow regulating button and wind board are high grade PP material, connected with 304 stainless steel bar, manually adjust the outside valve knob, control air flow.
气流调节阀：气流调节扭与挡风板均为高密度PP材质，用304不锈钢方棒连接，手动调节外部阀门旋钮，控制气流量。
Optional high flower is aspersed, sprinkler control pneumatic valve, 20 metres green reel, etc.
选装高位花洒、洒水控制气动总阀、20米绿化卷盘等。
This paper introduces the hardware design and the position control method of a valve positioner based on ARM microcontroller.
介绍了一种基于ARM的智能阀门定位系统的硬件设计和定位控制方法。
Any leak or failure results in loss of control line pressure, acting to close the safety valve and render the well safe.
任何的渗漏或损坏都将造成控制管线压力的损失，这时关闭安全阀并确保井的安全。
To Clean: Inspect or replace worn valve disc, disconnect control pipe and unscrew bonnet from valve body using blunt tool and hammer on bonnet lugs.
清洗：检查或更换磨损的阀瓣，断开控制管道的连接，采用钝工具和锤子敲击阀帽上的接片，然后旋松阀帽螺纹。
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。
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。
When the pressure of the gas tank in the mechanical breathing valve control pressure within the breathing valve does not move, keep the tank airtight;
当罐内气体的压力在机械呼吸阀的控制压力范围之内时，呼吸阀不动作，保持油罐的密闭性；
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。
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。
Special control switch setup operates like a solenoid valve through internally mounted control relay.
通过内部安装控制继电器，特殊控制开关进行操作就如同电磁阀一样。
Stroke control mechanism for the regulation and precise control of valve opening and closing position.
行程控制机构，用以调节和准确控制阀门的启闭位置。
The lower machine used PLC to realize motion control, action control such as valve control, timing and data acquisition from sensors.
下位机采用可编程控制器（PLC），用于实现运动控制、阀门等动作控制、定时和传感器数据采集。
Hydraulic systems use cartridge valve integrated control system, integrated cartridge valve control system has good sealing, flow capacity, small pressure loss characteristics etc.
液压系统选用插装阀集成控制系统，插装阀集成控制系统具有密封性好，通流能力大，压力损失小等特点。
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 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。
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 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。
For a specific pneumatic pressure control system, varied structure VSC control is applied, slide valve control law is designed and a good result is achieved.
针对一特定的气动压力控制系统，采用变结构VSC控制，设计了滑模控制律，获得良好的效果。
For a specific pneumatic pressure control system, varied structure VSC control is applied, slide valve control law is designed and a good result is achieved.
针对一特定的气动压力控制系统，采用变结构VSC控制，设计了滑模控制律，获得良好的效果。
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