流体阀

节流连杆和节流体空气阀的平稳操作。

Smooth operation of throttle linkage and throttle body air valve .

一种微小型电磁驱动流体控制阀的研究

Research on a Miniature Valve Driven by an Electromagnetic Actuator

超磁致伸缩材料在流体控制阀中的应用与展望

The Application and Prospect of Giant Magnetostrictive Material in Fluid Control Valve

基于超磁致伸缩转换器的流体控制阀及其技术

Fluid Control Valve Based on GMA and Its Key Techniques

由于清洗液阀门流道的内部结构复杂，当流体通过阀道时产生诸如旋涡、空化、水锤和死水区等水流现象。

Due to the complexity of the inner structure of the cleaning valve , it may be create vortices , cavitate , water hammer , back water and so on .

传统流体控制阀大量使用电磁铁作为电一机械转换级，将控制信号转换为机械的位移，推动阀芯，实现通路的开关、切换或输出压力、流量的控制。

Traditional large-scale use of fluid control solenoid valve as a mechanical power conversion level , the control signal is converted to mechanical displacement , spool to promote and achieve access switch , switch , or the output pressure and flow control .

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。

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

氮化铁磁性流体密封安全阀的研究

Research on the Iron-nitride Magnetic Fluid Safety Valve for Sealing

微小型高压力流体电磁控制阀

An electromagnetically actuated miniature valve for high pressure control

采用磁流体的伺服阀力矩马达二维有限元分析

Analysis of Servo-Valve Torque Motor with Magnetic Fluid Using Two-Dimensional Finite Element Method

感温元件作用于调节筒，调节冷、热流体的入阀流量，从而补偿混合流体温度的差异。

The actuator acts on the spool , thus compensating for discrepancies in the mixing fluid temperature .

对降低流体流过调节阀箱的能量损失，提高能源利用率等具有十分重要的意义。

To reduce the fluid energy loss through the stream regulating valve box and raise the energy utilization , it is extremely vital significant .

它是在缓冲减震腔内设置了定高拉筋，边沿设置了流体充排阀。

A fixed height tension rib is arranged in the buffering damping cavity , and the edge is provided with a fluid fill-discharge valve .

传统上工程人员主要利用经验公式推算出调节阀的流量特性来选择合适的调节阀，并未考虑流体经过调节阀时流场变量的分布和变化情况。

Traditionally , engineers mainly choose a right valve by calculating the flow characteristics with the empirical formulas . The distribution and variation of the fluid field variables are not considered .

给出了抽油杆与油管、柱塞与衬套、抽油杆与液柱、油管与液柱以及流体通过游动阀时摩擦力的求解方法；

The non-Newtonian flow characteristic of product liquid was considered at the same time , the calculation method of friction load was given , including pumping rod and tubing , plunger and sleeve , tubing and liquid column , the force produced by the liquid through the travelling valve .

通常安装截止阀时，都是使得流进的流体和压力位于阀瓣的下方。

Globe valves are normally installed with flow and pressure under the disc .

微/纳米流体控制用冰阀器件执行过程的数值模拟

Numerical Stimulation on Operating Process of Ice Valve for Controlling Micro / Nano Fluidics

因此，本论文应用计算流体力学，对阀内流动进行模拟计算。

Therefore , the flow in the spool valves is simulated by means of CFD .

该机构以压电叠堆为动力元件驱动流体，利用换向阀控制流体流向，通过执行缸两个腔体内流体置换的方法将压电叠堆的往复振动转换成执行缸的直线运动。

In this mechanism , piezoelectric stack used as the power element to drive the liquid , the reversal valve controls the way of the flow and alter the piezoelectric stack 's vibration to linear movement with the volume change between the two cavity of the hydraulic cylinder .

由于水压阀是通过控制流体流动来操作系统的，阀的压降也来自于流体流经阀道时的能量损失，因此阀内的流体流动状态就成为决定阀操作性能最为重要的因素。

Because the operation in water hydraulic valves is controlled by flow fluid and the pressure drop results from energy loss of flow fluid past valve channel , the flow state of fluid in valves becomes the most important factor for the operational property of valves .

本实用新型提供了一种既可直接混合流体，又可调节出水温度的安全可靠的流体混合阀。

The utility model provides a safe fluid-mixing valve which can mix fluids directly as well as regulate the temperature of outlet water .

现代工业对调节阀的使用要求越来越高，不仅要求通过调节阀的流体严格满足压力、流量、温度等条件，同时也更注重流体经过调节阀时的流动特性。

As modern industry got higher demands on the performance of control valves , not only the pressure , the flow , the temperature and other conditions of the fluid must be met , the flow characteristics of the control valve are paid more attention .

流体脉宽调制PWM（Pulsewidthmodulation）控制系统是一类本质非线性控制系统，并且由于流体控制阀的响应速度限制，调制频率不可能很高，系统的分析和设计比较困难。

Fluid control system with pulse width modulation ( PWM ) is a nonlinear system in nature and the modulated frequency can not be too high for the restriction of the response speed of the valve , thus it is difficult to analyze and synthesize .

叙述了氮化铁磁性流体静态密封装置的设计原理、磁性流体静态密封承压能力分析和实验验证，成功地研制出氮化铁磁性流体密封安全阀，并取得磁性流体密封安全阀各种功能参数的测试结果。

The present paper deals with the design principle of the iron nitride magnetic static sealing device , analyzes the bearing pressure ability and experiment , and states the success of the magnetic fluid safety valve for sealing and the testing results of the functional parameters .