车辆液压动力转向系统通过伺服阀控制压力油的方向和流量,把转向盘输入的转角信号转变为车轮的偏转角度输出。
Vehicle power steering systems control direction and flow of pressure oil with servo valves, then transfer angular inputs from steering wheels to corner angular outputs of road wheels.
而且着重阐述了油轨结构的独特性与其压力控制的灵活性。
The special common-rail structure & the agility of the high-pressure control are introduced too.
本文推导了液控单向阀的控制压力特性方程、进油和回油回路机械特性方程。
This paper derives the characteristic formula of control pressure in hydro-control check valve and the mechanical characteristics formula of inlet and return circuit.
通过控制共轨压力和控制脉宽可实现灵活的喷油规律。
The flexible injection characteristics can be acquired by controlling common rail pressure and pulse width coordinately.
对共轨系统油轨压力的控制方法进行了理论与实验研究。
The overflow control method of pressure in common rail has been studied through theory and experiment.
实际压力控制涉及很多因素,如油移动进入或离开的油的体积的压缩下,活塞是否正在改变的油在压缩下的体积。
Real pressure control involves many more factors like the oil moving into or out of the volume of oil under compression and whether the piston is changing the volume of oil under compression.
润湿性是控制这些剩余油分布的一个重要因素,它强烈影响着砾岩油藏水驱动态、毛管压力和相对渗透率。
Wettability is an important factor controlling the distribution of the oil, it strongly affects capillary pressure, relative permeability, waterflood behavior and efficiency.
在油源设备提供一定压力油液的情况下,计算机调整输入到液压缸内的油液流量,由此控制试验载荷。
With the digital control, volume of compressive oil provided by hydraulic power unit in actuator can be regulated to modulate the test load value.
针对这种变压力油源的电液位置控制系统,搭建了以蓄能器为动力源的电液位置控制系统实验平台,并建立了严格数学模型。
Aimed at the control problem of electro-hydraulic position systems based on the variable pressure oil source, an experiment platform is set up, and the mathematical model of the system is also built.
柴油机气缸压力的测量和分析对于改善内燃机的工作性能、进行柴油机最优点火和喷油时刻控制,排放控制以及状态监测和故障诊断都具有很重要的作用。
Measuring and analyzing the cylinder pressure of the diesel engine is import to improve the diesel engine performance, control the injecting timing , condition monitor and fault diagnosis.
简要分析电控喷油器的均匀性影响因素,提出了压力波动量控制的办法和喷油脉宽修正的办法满足小喷油量均匀性要求。
Factor effecting injection quantity uniformity were briefly analyzed, and the undulation quantity and injecting pulse revising was put forth to meet the respective demand.
在一些特殊的工程应用中,常采用蓄能器作为动力源为电液位置控制系统提供压力油。
In some engineering applications, accumulators are used for supplying oil for electro-hydraulic position control systems.
喷油量和喷油定时通过查MAP图计算来实现,共轨压力则主要采用闭环PID控制。
The injection quantity and the injection timing are controlled on the basis of the MAP, and the rail pressure is mainly controlled by using PID of closed loop.
PC032压力传感器:用于柴油发动机进气歧管内绝对压力的检测,向ECU(电控单元)提供信号,实现对发动机喷油持续时间的控制。
PC032 Pressure Sensor: It can test manifold absolute pressure of diesel engine, provide the signal to ECU, then control the lasting time of the fuel injection.
PC032压力传感器:用于柴油发动机进气歧管内绝对压力的检测,向ECU(电控单元)提供信号,实现对发动机喷油持续时间的控制。
PC032 Pressure Sensor: It can test manifold absolute pressure of diesel engine, provide the signal to ECU, then control the lasting time of the fuel injection.
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