It uses the advanced valve pilot valve control element and takes PLC as core and the relay for the backup redundant control.
为解决石油钻机传统控制系统的控制管线现场铺设拆卸复杂、安装维护不便、生产效率低、安全可靠性差等问题,智能电气液控制系统选用先进的阀导阀控制元件,以PLC为核心,用继电器做备份冗余控制,通过程序实现钻机的各种逻辑控制功能,实时检测、显示各种钻井参数和状态并进行故障处理。
Clean all carbon deposits from the combustion chambers, valve ports, valve stems, valve stem guides and hea
从燃烧室、阀口、阀杆、阀导管和盖清洁所有的积碳。
Fit each valve to its respective valve guide.
将每个阀安装到各自的阀导管。
The disc is stem guided on all sizes.
所有通径阀门的这种阀瓣是通过阀杆引导的。
Research on Multi-way Directional Valve with High-speed On-off Valve as Its Pilot Valve
以高速开关阀为导阀的多路换向阀的研究
Disc is guided by the mating surface of the seat.
可通过所匹配的阀座表面导引阀瓣。
Inferential Reasoning on the Mathematical Model of Value Plug of Control Value
调节阀柱塞型阀芯形面数学模型推导
Dynamic Analysis of a Spindle of Pilot-operated Solenoid Valve
两级先导式电磁阀主阀芯动力学分析
Characteristics of Icing in High Pressure Pneumatic Relief Valve with Slide Pilot
滑阀先导式高压气动减压阀结冰特性
squib-actuated valve
电导火管启动的阀门
Pilot-operated reducing valves
GB/T12246-1989先导式减压阀
piloted hydraulic system
导阀控制的液压系统
Disc– fully body guided for perfect seating in high pressure services.
(11) 阀瓣–全程阀体导向，是阀座更加适用于高压应用环境。
Disc ? fully body guided for perfect seating in high pressure services.
阀瓣?全程阀体导向，是阀座更加适用于高压应用环境。
A Method to Accelevate the Closing Process of The Main Valve Opening of Pilot Relief Valve;
加快先导式溢流阀主阀口关闭过程的方法
Clearance leakage in high pressure pneumatic relief valve with slide pilot
滑阀先导式高压气动减压阀间隙泄漏特性研究
The bottom of the disc is guided by the body seat ring for maximum disc stability in throttling applications.
阀瓣底部由阀体阀座环引导，最大限度提高阀瓣在节流应用中的稳定性。
Fully guided wedge reduces wear on seating surfaces.
全导向楔板减少阀座表面的磨损。
Clip cable to cable guide at valve cover.
把电缆夹进阀盖上的电缆导槽。