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。
The pressure of scraper is controlled by the air pressure adjusting valve.
配套气压调节阀，控制刮印刀的压力。
A single - direction valve controlled by liquid, an accumulator and hydraulic pumps can be used to keep pressure in hydraulic systems.
液压系统可以采用液控单向阀、蓄能器、液压泵等多种形式实现保压。
The necessary back-pressure is often created and controlled by a valve that is set to operate under the desired range of conditions.
所必需的回压通常由一个阀来产生和控制，此阀被调定在所要求的条件范围内进行工作。
Introduces the working principle and the method of the selection about the type ZY47 Valve controlled by the pressure difference, and analyses its adaption condition.
介绍了ZY 47型自力式压差控制阀的工作原理和选型方法，分析了不同被控环路系统的适用条件。
A control valve, the valve position of which is controlled by the pressure on the slave cylinder side of the pump, is arranged parallel to the pump.
与该泵并联地设置有一个控制阀，该控制阀的阀位置通过该泵的主动缸侧的压力来控制。
The operating principle, structure and advantages of dual controlled gas constant pressure valve are analyzed.
分析了双控燃气稳压阀的工作原理、结构和优点。
Outlet pressure and flow are normally controlled by adjusting valve clearance and it causes considerable energy waste. Frequency control of motor speed is a method of solving the problem.
常规的通过调节阀门开启度来达到调节注水泵出口压力和流量的作法，会使很大一部分能量造成浪费，要解决这个问题，可以采取对注水泵进行调速的方法。
On the basis of the principle of a middle pressure common rail electronically controlled variable valve system, a model has been built for modeling the system and its accuracy achieves 93%.
根据研制的中压共轨电控可变气门系统机构的工作机理，建立了中压共轨电控可变气门系统的仿真模型，试验证明其精度达到了93 % 。
The mechanical throttle valve is electrically controlled, e. g. the valve position is under closed-loop control to the output of the pressure gauge.
所述机械节流阀受到电控制，例如阀门位置受到根据所述压力表的输出进行的闭环控制。
Automatic pressure boosting system: The pressure inside can be controlled by automatic pressure adjusting valve.
自动增压系统：罐内压力由自动压力调节阀控制。
This paper presents a novel design of coolant tank testing system, where the pressure and flux is controlled by reducor valve and throttle.
提出一种汽车发动机冷却液储液罐试验系统的设计方案。
This paper presents a novel design of coolant tank testing system, where the pressure and flux is controlled by reducor valve and throttle.
提出一种汽车发动机冷却液储液罐试验系统的设计方案。
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