The characteristics of the inner flow field and outer sound field of a pneumatic valve sound generator is analyzed with its theoretical model,numerical simulation and experimental results.
在对气动阀门发声器的工作过程进行描述基础上,通过理论分析和数值计算与实验相结合的方法,分析了气动阀门发声器的内部流场和外部声场的特征。
The control mode of traditional pneumatic valves has some shortcomings,including high cost,low safety and many failure points,etc.
传统气动阀门的控制方式存在缺点,主要表现在费用高,安全性无保障和故障点多等。
The Dynamic Modeling and Simulation of Intelligent Pneumatic Valve Positioning System
智能气动阀门定位系统的动态建模与仿真
Research on Control System of Intelligent Fieldbus Pneumatic Valve Locator
智能总线气动阀门定位器控制系统研究
Oxygen control valves consist of valve, actuator and accessories.
氧气调节阀由阀门,气动执行机构及附件组成.
Design of Pneumatic Gauge Head for Valve Body's Taper of Wedged Odd Gate Valve
楔式单闸板阀门阀体锥度气动测头的设计
There are two ports in the valve of an engine.
一台发动机的阀门上有两个通气孔。
pneumatic cylinder cock valve
风动汽缸排水阀阀门
There shall be semi-auto change over system in the gas yard and main pressure valve and relief valves should be located outside the lab building.
安装半自动转换阀控制气瓶更换，主要的控制阀门和减压阀门都安装在实验室外。
Stand clear of the regulator and valve outlet, while opening the valve.
开启阀门时，躲开调整器和阀门排气口。
Air filtering pressure reducing valve, solenoid valve, valve location feedback device, valve gate locator, quick exhaust valce.
空气过滤器减压阀，电磁阀，阀位反馈装置，阀门定位器,快速排气阀。
A faucet or valve by which the flow of a liquid or gas can be regulated.
活塞一个能调节液体或气体流动的龙头或阀门，
Study of Pneumatic Measuring for Cone Angle of Wedged Odd Gate Valve's Lumen
楔式单闸板阀门镀度的气动测量系统研究
throttle positioner
节气门怠速开度控制阀
The cylinder head carries the valves, valve springs and the rockers on the rocker shaft, this part of the valve gear being worked by the push-rods.
气缸盖携带阀门，气门弹簧和在摇臂杆上的摇臂，这部分的气门传动机构通过推杆工作。
Worm transmission, convenient to switch from manual to pneumatic mode, It is installed between operation organ and valve.
蜗杆传动，手动气动切换方便。安装地执行装置与阀门之间。
If the engine backfires, the sudden pressure in the intake manifold forces the valve back.
如果发动机回火，进气歧管骤增的压力就迫使阀门向后移动。
squib-actuated valve
电导火管启动的阀门
automatic starting air shut-off valve
起动空气自动断流阀
Discharges deep well air and debris by being in an open position on pump start-up.
当泵启动时，阀门处于开启状态，排放深井气体和碎片。