Speed Control Valves are available for controlling valve opening or closing speed with pneumatic actuators. 速度控制阀可以用来控制由气动执行器操作的阀门的开启或关闭速度。
The flow of each axle bush applies speed control valve to regulate, with high precision and low interference effect. 每个轴瓦的流量采用调速阀进行调节,精确度高,互相干扰小。
This paper describes the idle speed control stepper motor type composition, Stepper Motor Idle Control Valve on the main structure, Idle Speed Control Stepper Motor Control Principle of the device. 主要介绍步进电机式怠速控制装置的组成,步进电机式怠速控制阀的主要结构及步进电机式怠速控制装置的控制原理。
Expound pump station operation adopting the rotational speed control the law more advantage than the valve control the law in energy-conservation. 从而阐明了泵站运行采用转速控制法比阀门控制法在节能与操作控制上的明显优越性。
This paper introduces the structure, work laws and process of overfall valve and rotate speed control valve in a lately devel oped cleaner. 介绍新研制的一种新型清洗机所采用的调压溢流阀和转速调节阀结构、原理及工作过程。
Here are a Suber-water pumpskind of series and parallel to achieve the motor switch to high speed of the liquid control valve. 下面介绍一种能实现马达串并联切换,从而实现高低速的液控换向阀。
Matlab-based Computer Simulation of Speed Control Hydraulic Circuit with Throttle Valve 基于MATLAB的节流阀调速液压回路计算机仿真
The operation principles and the structure of a new digital speed control valve are analysed. 全数字调速以其较高的性能指标,正逐渐取代模拟控制技术。
Structure parameters of its variable intake system, such as diameter and length of intake manifold, switching speed of control valve switch, etc., are optimized. 对该汽油机采用的可变进气系统的歧管直径和长度、控制阀开关的切换转速等结构参数进行了优化设计。
Research on constant flow characteristic of flow speed control valve 微流量调速阀等流量特性的研究
Research and Retrofit of Steam Flow Disturbance Vibration of High Voltage Speed Control Valve for Home-made 200 MW Turbine 国产200MW汽轮机高压调速汽门汽流扰动振荡研究与改进
The Study of new High-precision Heavy-flow electric-hydraulic Proportional Speed Control Valve 压差-电气-面积补偿型高压大流量电液比例调速阀的研制
A New Speed Control Valve and Its PLC Control 新型二工进调速阀及其PLC控制
Effect of pressure difference between inlet and outlet of speed control valve on performance of speed control circuit 调速阀进出口压差对调速回路性能的影响
The Discussion of the Maximum Efficiency Value in Speed-Control Circuit with Throttle Valve 节流阀调速回路最大效率值探讨
This impulsion tool uses a high speed on-off valve to control to-and-fro motion of the distributing oil valve core, which impels the cylinder rod to-and-fro motion to form impulsion. 此冲击器采用高速开关阀控制配油阀的阀芯往复运动,从而促使活塞杆往复运动形成冲击的工作方案。
This paper introduces structural principle, theoretical analysis and test results of Q-G4-ZA micro-flow speed control valve, and discusses constant flow characteristic and measures to improve its performance for the valve. 本文介绍了Q-G4-ZA微小流量调速阀的结构原理,理论分析和实验结果,讨论了该阀的等流量特性及其它性能的改善措施。
By analyzing the causes of excessive temperature rise of the hydraulic system in a certain plasticizing machine, the paper discusses the application range of the volume throttling speed control circuit consisting of limited pressure variable pump and throttling ( speed control) valve. 从某注塑机液压系统温升过高的原因分析,总结了限压式变量泵和节流阀(调速阀)组成的容积节流调速回路的使用范围。
A New Hydraulic Circuit of Modular Machine Tool Controlled by Two Stage Speed Control Valve and PLC 二工进调速阀及PLC控制的机床新油路
The Study of Speed Control Valve with A-π Bridge Hydraulic Resistance Network 基于A型π桥液阻网络的调速阀研究
In this paper a new type speed control valve with A-π bridge hydraulic resistance network is designed, and whose structure and working principle are presented. 本文利用A型桥液阻网络设计了一种新型的调速阀。
Abstract This paper discusses constant flow characteristic and measures of improving its flow speed control valve, introduces structure principle, theoretical analysis and test results of new flow speed control valve. 讨论了流量调速阀等流量特性及其改善措施,介绍了新型流量调速阀的结构原理、理论分析及试验结果。
Taking speed control hydraulic circuit with throttle valve placed in in-line as an example, the lumped parameter model was built to describe the dynamic characteristics, the methods to build the simulation models in MATLAB were given. 以进油节流阀调速液压回路为例,建立了描述液压调速回路动态特性的集中参数数学模型,给出了在MATLAB环境下建立其仿真模型的方法。
A new hydraulic circuit controlled by a new speed control valve and PLC& a new hydraulic system of double pumps 新型二工进调速阀及其在双泵油路中的应用
In the circuit, every speed control valve is adjusted alone. 新回路具有各调速阀可独自调节与能量消耗较低等新特点。
The Research and Application of Speed Control System of Retarder with Flat Valve 平板阀减速顶调速系统的研究与应用
Comparison on Speed-load Characteristic of Speed Regulation Circuit with Throttle Valve and with Flow control Valve 用节流阀和调速阀的节流调速回路的速度-负载特性对比
There are usually twoways for controlling flow rate. one uses constant speed pump and a control valve, another variable speed pump. 控制流体流量通常有二种方法,恒速泵及阀的控制与变速泵的控制。
Hydraulic system is divided into the controlling oil supply system and the lubrication and cooling system. Oil pressure and rotating speed use the closed loop control system taking on electrohydraulic proportional flooding valve as core. 液压系统分为控制供油系统和润滑冷却系统,油压与转速之间采用以电液比例溢流阀为核心的闭环控制系统。