The hydraulic system of injection molding machine is the representative example, it need to control cylinder speed and hold pressure, so it indeed to use pressure and flow rate multiple valve.
在注塑机液压系统中，要求能在注塑油缸运动的过程中对其进行速度控制和在保压过程中进行压力控制。 这就需要用到压力-流量复合阀来进行压力和流量的控制。
The cylinder drives a piston extraction and play materials, and by the one-way valve to control the flow of materials, the magnetic switch control cylinder stroke, which adjust the filling volume.
通过气缸带动一个活塞抽取和打出物料，并由单向阀控制物料流向，由磁环开关控制气缸行程，即调节灌装量。
In pneumatic position servo system with proportional directional control valve and control cylinder, the centre adjust emt voltage is one of the important factors that influence control precision.
在比例方向阀控缸气动位置伺服系统中，置中电压是影响控制精度的重要因素之一。
The actual disk arms must find the correct cylinder, the control needs to access the correct blocks, and the disk heads have to wait while the blocks rotate to them.
实际的磁臂必须找到正确的柱面，控制部分需要访问正确的块，并且磁头必须等到这些块旋转到磁头下面。
Design of a hydraulic cylinder test rig, designed their control system.
设计了一台液压缸试验台，设计了其控制系统。
Compressor cylinder to the scientific design and motor, piston, transmission system of quality control, can greatly improve the gas production unit power.
对压缩机汽缸的科学设计以及电机、活塞环、传动系统质量的控制，能够大幅提高单位功率下的产气量。
Hydraulic lift cylinder achieves lifting feeding mechanism up and down with limit switch to control the position, and interlocks with the feeding, tableting and sorting.
升降部分由液压升降油缸实现送料机构上升、下降，用限位开关控制位置，并与送料、压片、整粒联锁。
Master cylinder for the speed of access restrictions and security through the trip exchanging to control switches.
主缸的速度换接与安全行程限制通过行程开关来控制；
According to different working conditions, rotary cylinder valve selection of different control components, can be classified as follows.
根据不同工况，旋筒阀选用不同的控制元件，可以分类如下。
It points out the thrust hydraulic cylinder should adopt zone control, and zoning principle of thrust hydraulic cylinder was also supplied.
指出推进液压缸控制应采用分区控制技术，并给出了推进液压缸分区原则。
The upper ring or rings are to prevent compression leakage; the lower ring or rings control the amount of oil being deposited on the cylinder wall.
上部的活塞环用来阻止压缩空气泄露；而下部的活塞环用来控制气缸壁上存留下来的机油数量。
Two design strategies that three-way valve control unsymmetrical cylinder and four way valve control symmetrical cylinder were analyzed from principle and system structure aspects.
对船用舵机泵控系统中位置控制单元的三通阀控制非对称缸和四通阀控制对称缸的两种设计方案进行了理论分析和系统结构分析。
Pneumatic PWM position servo system is nonlinear system. The satisfied results are difficult to be obtained with traditional control method while the friction force of cylinder is large.
气动脉宽调制位置伺服系统是非线性的系统，在气缸摩擦力较大的情况下，采用传统的控制方法难以取得满意的效果。
Through location control of upset cylinder, flash curve can be controlled in consecutive flash stage.
在连续闪光阶段通过控制顶锻缸的位置实现了对闪光曲线的控制。
Double shaft servo feed system by PLC to control accurately and automatically feed of cylinder head and valve lift.
PLC控制双轴伺服进给系统，精确自动控制缸盖进给和气门升程。
According to the poor influences of the cylinder frictional forces to the system control performances, the paper provided a new frictional force compensation method.
文章针对气缸摩擦力对系统控制性能造成的不良影响，提出了一种新的摩擦力补偿方法。
So the control system should be started under large Angle of flow in order to avoiding striking the cylinder.
启动电流随导通角的增大而减小，控制系统应以大导通角启动，可防止撞缸现象。
The 87 Series Ratio Relay Volume Boosters are used to amplify pressure or for remote pressure control - perfect for cylinder actuation or clutch and brake control.
在87系列增压器体积比继电器用于放大压力或远程压力控制-气缸驱动或离合器和制动器控制完善。
Automatic control of hydraulic cylinder pressure fitting can drum up and down about the two forces balance stress.
自动式油压缸控制贴合压力，可使上下两滚筒左右压力平衡受力。
The control effect of electromagnetic force on cylinder wake, lift force and drag force , which was caused by alternating current, is related to its frequency.
而交流电所产生的电磁力对于绕流涡街、升力、阻力的控制作用，则与所使用的频率有关。
This offers an effective means for diesel engine vibration and noise control, condition monitoring, and cylinder pressure recognition.
为柴油机的振动噪声控制、状态监测，以及缸内气体压力的识别提供了一种有效的方法。
Use a pressure reducing regulator or separate control valve to safely discharge gas from cylinders. Use a check valve to prevent reverse flow into the cylinder.
使用减压调整器或单个的控制阀来安全地从钢瓶中排出气体。采用止回阀，防止回流入钢瓶。
This paper introduced the structure, principles and control system of a new kind of digital cylinder with inner feedback.
本文介绍了一种新型闭环控制数字液压缸的结构、工作原理及其控制系统。
Electric cylinder for the electric implementing agencies, can achieve centralized control or remote control.
电动缸为电动执行机构，可实现远距离集中控制或自动控制。
Because of the essence of this control system is to complete servo cylinder test, we adopted many control strategies, and the design of digital controller of computer is the main research object.
又因为是试验台控制系统，其本质是为了进行伺服缸的试验，所以我们针对该系统应用了多种控制策略，其中计算机控制系统的数字控制器设计是本文研究的重点内容。
Of double cylinder structure, automatic mixing, temperature control and firm performance.
采用双层缸结构形式，电动自动搅拌，控温保稳性能好。
Note automatic leak control arm cylinder valve and locked balance valve.
说明内泄出自动臂缸的控制阀及锁死平衡阀。
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。
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。
应用推荐