The experiments were carried out with different supply pressure, flow rate and the pilot-operated water hydraulic relief valve opening on. 在不同压力、阀口开度等多种条件下,对先导式纯水溢流阀进行了试验研究。
Modeling and Simulation of Digital Water Hydraulic Relief Valve 数字式纯水液压溢流阀的建模与仿真
A kind of pilot-operated water hydraulic relief valve was invented and its principle was presented. 介绍了所研制的先导式纯水溢流阀及其工作原理。
Flow Channel Analysis and Its Improvment of Pure Water Hydraulic Proportional Relief Valve Analysis on decrease trend of water diversion quantity of four outlets of the Jingjiang River 一种纯水比例溢流阀的阀口流道分析及改进荆南四口河道分流流量衰减趋势分析
Simulation and experiment on static characteristic of water hydraulic proportional pressure relief valve 纯水比例溢流阀静态特性的仿真与试验
CFD Simulation of Noise Characteristic of Coaxial Hydraulic Relief Valve with Three Stages 三级同心液压溢流阀噪声特性的CFD分析
Chapter two is the design and calculation of the water hydraulic pipe-mounted relief valve. 第二章为纯水液压管式溢流阀的设计计算。
Study on Cavitation Resistive Property of Water Hydraulic Relief Valve with Different Piston Structure 阀芯结构对纯水溢流阀抗汽蚀特性的影响研究
Research on Raw Water Hydraulic Relief Valve 直动式海、淡水溢流阀的研究
The Research on Operating Stability of the Water Hydraulic Direct-acting Relief Valve 直动式水压溢流阀工作稳定性的研究
Numerical simulation on the dynamic characteristics of a two-stage water hydraulic relief valve 先导式水压溢流阀动态特性的仿真
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。
A Computer System for Data Acquisition and Analysis Used in Hydraulic Relief Valve Performance Test 液压溢流阀动态性能教学实验计算机数据采集与分析系统
Optimization of Structure Parameters of Hydraulic Relief Valve 溢流阀结构参数的优化设计
The structural principle and characteristics of a one-stage water water hydraulic relief valve is introduced. The dynamic mathematic model of the relief valve is built, then numerical simulation on its dynamic characteristics is carried out. 介绍了一种直动式水压溢流阀的结构原理和特点,建立了动态特性的数学模型,并对其动态特性进行了仿真。
Applying simulation software Matlab, the dynamic characteristics of the water hydraulic relief valve were presented by simulation analysis. 本文建立了直动式纯水溢流阀动态特性的数学模型,利用Matlab软件仿真分析了其动态性能,得到了影响其动态性能的主要参数。
Experimental Study on the Water Hydraulic Unloading Relief Valve 纯水卸荷溢流阀的实验研究
A fuzzy control method was utilized for a hydraulic loaded system with electric-hydraulic proportional hydraulic relief valve, which conquers the serious uncertainty and non-linear of the system model. 针对一采用电液比例溢流阀控制的液压加载系统,采用模糊控制方法,有效地克服了系统存在的严重模型不确定性和非线性。
Dynamic Analysis and Experimental on a One-stage Water Hydraulic Relief Valve Research on a New-type Direct-acting Water Hydraulic Relief Valve 直动式水压溢流阀的动态特性分析与试验
Research for Electro-hydraulic Inverse-proportional Relief Valve 电液反比例溢流阀的研究
Aimed at the technical challenge in hydraulic transmission with water, a new high-pressure hydraulic digital relief valve was investigated and developed. 针对水压传动存在的技术难点,研发出一种新型结构的高压水压数字溢流阀。
Flow Field Simulation of Water Hydraulic Relief Valve 直动式纯水溢流阀的流场仿真
Research for The Pilot Operated Water Hydraulic Relief Valve 先导式纯水溢流阀的研究
Various curve shows that the water hydraulic pipe-mounted relief valve meets the requirements. 通过各种曲线表明,直动式纯水液压溢流阀满足要求。
Therefore, It has great practical value that developing excellent performance, long life and high pressure water hydraulic relief valve. 所以,研制出性能优良、使用寿命长以及高压力的水压阀将具有较大的实用价值,这主要从新型工程材料、结构优化设计以及加工工艺等方面入手。
Finally, I simply analyze the input and output characteristic of the digital water hydraulic relief valve. 最后对数字式水压溢流阀的输入输出特性进行了分析。
At Water Hydraulic Relief Valve manufacturing process, It described the technological requirements of the pilot valve and main valve. 在纯水液压溢流阀的制造工艺方面,阐述了先导阀与主阀的工艺要求。
In this paper, the dynamic mathematical model of electro hydraulic proportional relief valve and the control functions of hydraulic system has been studied, the physical meaning of the system has been analyzed, the simplified mathematical model has established. 本文研究了电液比例溢流阀及电液比例控制系统的动态数学模型,分析了系统的物理意义,建立了简化的数学模型。
Because of low viscosity and bad lubrication of water, sealing and lubricating in the clearance between main valve and sleeve is a key technical problem in design of pilot operated water hydraulic relief valve. 由于水的粘度低、润滑性差,先导型水压溢流阀中主阀芯与阀套之间的密封与润滑问题一直是影响溢流阀性能的关键技术难题。