poppet valve

Analysis of boundary element of flow field in poppet valve

锥阀流场的边界元法解析

Described the effects of flow force on outflow poppet valve , and the flow force of the traditional outflow poppet valve was calculated .

介绍了液动力对外流式锥阀的影响，对传统外流式锥阀的液动力进行了计算。

Flow Field Analysis for Raw Water Poppet Valve by Using ANSYS

用ANSYS对海、淡水液压锥阀的流场解析

Analysis of Structure Characteristics of a Hydraulic Poppet Valve Based on CFD

基于CFD的液压锥阀结构特性分析

Numerical of Structure Parameters and Performance of Hydraulic Poppet Valve

液压锥阀结构参数与工作性能的数值分析

Optimization of Structure and Numerical Calculation of Flow Field for Water Hydraulic Poppet Valve

纯水液压锥阀结构的优化设计与流场的数值分析

Numerical Simulation of the Inside Movement Field of the Hydraulic Poppet Valve

液压锥阀内部运动流场的数值模拟

CFD Simulation of the Flow Field Inside Water Hydraulics Poppet Valve

水压锥阀流场的CFD解析

Three-dimensional Numerical Simulation and Visual Analysis of the Flow Field in a Hydraulic Poppet Valve

液压锥阀内部流场的三维仿真计算及可视化分析

The Research of the Flow Field Cavitation inside Water Hydraulic Poppet Valve by CFD

纯水液压锥阀阀口流场气穴的CFD研究

A Numerical Analysis of Fluid Flow on the Poppet Valve Channel in Hydraulic Hammer

液压破碎锤内锥阀中流道流场的数值分析

Analysis on Flow Force of the Hydraulic Poppet Valve with the Moving Cone Based on CFD

基于CFD的液压锥阀阀芯启闭过程的液动力分析

Supervisory of the Hydraulic Power Transmission for the Poppet Valve of Producer by Computer

造气炉阀门液压传动的计算机监督控制

Matching Poppet Valve in Type of Depressed Valve with Multi - Spool Control Valve

减压阀式先导阀与多路换向阀的匹配

Visualizing Pictures ' Research of the Flow Field Inside the Water Hydraulic Poppet Valve by Using the ANSYS

用ANSYS对水压锥阀流场的可视化研究

Combining experimental solution and CFD analyses , a method to appraise noise of poppet valve was studied .

结合试验结果和计算流体动力学的解析结果，研究液压锥阀的噪声评价方法。

The flow field in a moving cartridge poppet valve is simulated and analysed with CFD technique .

应用CFD方法对阀芯运动状态下流体在锥阀内的流动状态进行了可视化计算和分析研究。

However , The problem of vibration , cavitation and noise in the poppet valve affect its applications severely .

但液压锥阀在使用过程中所产生的振动、空化、噪声等问题严重影响了其应用场合。

The high tightness , strong flow capacity , quick response and high ability of anti-pollution of poppet valve have been widely applied in liquid transportation .

锥阀具有密封性能好、过流能力强、响应快、抗污染能力强等特点，在流体输送中得到了广泛的应用。

RNG k - ε turbulence model is applied to simulate the cavitating flow issued by the orifice flow of poppet valve .

采用NNGk-ε湍流模型数值模拟了锥阀阀口的气穴流动。

This is the air-actuated poppet valve that will serve as the ballast tank blow vent .

这是空气驱动锥阀将充当压载水舱的打击，发泄。

CFD simulation is applied to the flow field inside water hydraulics poppet valve , the results are given by visualizing pictures of the velocity and pressure field .

对水压锥阀流场进行了CFD解析，解析结果以可视的速度场和压力场分布给出。

Based on the physical numerical modeling of the hydraulic poppet valve , the inside movement field was simulated by numerical method with the dynamic gridding technology of Fluent .

建立了液压锥阀的几何模型和数学模型，利用Fluent软件的动网格技术对其内部运动流场进行了数值模拟，并对模拟结果进行了分析。

Hydraulic poppet valve is one of the most important basic components in hydraulic transmission and control systems . It controls the operation of hydraulic system by controlling the inner flow field .

作为流体传动与控制技术中重要基础元件，液压锥阀通过控制阀内流场流动来实现系统的操作，其内部流场特性直接影响阀的工作性能。

Inquiring into dynamic flow-force of poppet valve

关于锥阀动态液动力的探讨

However , the poppet valve vibration problem in engineering brings many problems such as loss of control accuracy , noise pollution even the valves function failure , these problems restrict the application of poppet valve .

但是锥阀在工程中由于振动带来的控制精度降低、噪声污染甚至液压阀功能失效等问题，严重的限制了其应用场合。

The hydraulic poppet valve is one of the most important component in the hydraulic transmission and control , whose characteristics of the inner flow field directly influents the valve 's performance , especially the moving valve cone .

液压锥阀是流体传动与控制技术中重要的基础元件，锥阀内的流场特性直接影响阀的性能，特别是锥阀阀芯在运动过程中的流动特性对阀的工作性能有很大的影响。

To improve the response speed of on-off solenoid valve of big flux , detailed analysis on poppet valve is given and an on-off solenoid valve with movement of both spool and cover is designed .

通过对锥阀特性的分析，设计了一种阀芯、阀套同时运动的芯套双动高速开关阀，该阀增大了高速开关阀的开口度，提高了响应速度和流量。

In this paper , a moving control volume concept is utilized to deduce the formulas for calculating dynamic flow forces of a poppet valve , and the frequency response of flow forces is studied on both theory and experiment .

应用运动控制体的概念，推导得出了锥阀动态液动力的计算式，并从理论和实验两个方面研究了液动力的频率响应。

The results indicate that a damping clearance of 0.02 ~ 0.03 mm between the poppet and valve guide is the most sufficient to dampen any excessive control valve poppet bouncing .

结果显示：在阀芯与阀体之间的阻尼间隙为0.02~0.03mm时，最能满足控制阀阀芯关闭时反弹的最小要求。