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1·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。

2·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。

3·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.

高速电磁开关阀存在大流量与高速响应之间的矛盾。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。

4·The flow field cavitation inside the water hydraulic poppet valve was modeled and analyzed by using the software of FLUENT, and the relation between the cavitation and the pressure was investigated.

对纯水液压锥阀阀口流场气穴进行了数学建模，并用FLUENT软件进行了仿真分析，从而得到气穴发生的程度与流场压力分布之间的关系。

5·The greater the solenoid force the greater the pressure required to push the poppet off its seat and open the valve.

电磁力越大，推开锥阀芯离开阀座打开阀的压力要求越大。

6·Numatics Sentronic PLUS is a digitally controlled poppet-style valve built to perform in the most demanding proportional applications.

纽曼帝克昱准plus是一种数控锥式阀内置履行在最苛刻的应用比例。

7·The check valve poppet assembly shall be guided via the use of a corrosion resistant plastic guide.

止回阀的提升架总成应该通过耐腐蚀塑料导轨引导。