valve opening

Fault Analysis and Handling During Safty Valve Opening of Air Compressor

空压机安全阀打开事故的分析和处理

This valve has a large internal opening and capacity ( Cv ).

这种阀门具有大的内部通路和流量 ( Cv ).

By adjusting valve opening and the volume of the gas reservoir, the influence of resistance and empty volume of load on the acoustic power output and thermal efficiency of the engine was also investigated.

通过改变阀门开度和气库容积大小，分析了负载的阻力和空体积对声功输出和系统热效率的影响。

Recommended Opening Procedure: The diaphragm valve handwheel rotates about 1 1/ 4 turns from fully open to closed.

推荐的开启程序：从彻底打开到关闭，隔膜阀手轮旋转大约11/4圈。

The reasonable combination of nozzle hole number, impingement angle and valve opening pressure is very important to the new conical spray.

喷孔数、碰撞角度和启喷压力三者的合理配合对第三代伞状喷雾至关重要。

The intake and exhaust valve opening times will overlap as RPMs rise, recycling some of the charge the outgoing air creates.

进气和排气的气门开合时间随着转速的提高相互交叠，循环着将废气排出。

One , why is a small two-seater valve opening oscillation work easier?

为什么 双座 阀小开度工作时容易振荡?

Takes upward thrust when opening hydrant valve and reduces operating torque.

操作消防栓时会产生向上的推力,此零件能有效减少操作扭矩.

The opening of each valve is controlled by a camshaft.

每个阀门的开启由凸轮轴控制.

The upper part of the floating bucket valve body is provided with an oil-water interface setting opening on which a sealing cover is arranged.

浮桶阀体上部设有油水界面设定口，油水界面设定口上装有密封盖。

Analysis of the air flow during the transient of valve opening

气阀开启瞬间的气流分析

The biggest value of the recirculation zone length of flow behind reversed tainter valve was attained, then with opening degree increases the recirculation zone length reduces gradually;

反弧门后水流回流区长度在0.2开度达到最大值，然后随开度的增大回流区长度逐渐减少；

Analysis focused on the valve timing of exhaust valve opening time, intake valve close time, valve overlap angle, valve lift and intake system parameters on the performance of the engine.

讨论了气门正时中排气门打开时刻、进气门关闭时刻、气门重叠角，气门升程和进气系统参数变化对发动机性能的影响。

Analyze the relationship between flow, pressure, pressure differential and valve opening of pressure reducing valves.

分析了减压阀的流量 、 力 、 力差和阀门开度的关系.

The residual hydrocarbon concentration and the residual ratio are both reduced with more degrees throttle valve opening.

进气道残留HC浓度和残留比例都随节气门开度的增加而降低；

The simulation of LO_2 tank pressurization system indicates that PID control parameters should be set reasonably and the initial opening of pneumatic diaphragm control valve should be adjusted to nominal pressurant mass rate, which is effective to improve stability of pressurization starting transient.

对贮箱增压系统的仿真表明，合理设计PID控制参数并根据经验预置与额定流量相近的调节阀初始开度，对于提高增压系统起动过程的平稳性有利。

In this paper, the relations of operating parameters such as coolant temperature, engine speed, throttle valve opening and spark advance angle with unburned hydrocarbon emissions due to the presence of combustion chamber deposits in spark ignition engine are investigated both theoretically and experimentally.

本文从实验和理论两个方面来系统地研究火花点火式发动机燃烧室沉积物处未燃碳氢排放浓度随冷却水温、发动机转速、节气门开度和点火提前角等运转参数的变化规律。

Position Control of Telerobot with Time Delay Improvement of the valve opening position indicator

遥操作机器人存在时延的位置控制研究阀门开度指示器的改进设计

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。

Further opening the throttle valve activated the main fuel jet.

当节流阀进一步打开时,主喷口开始工作.

When opening a diaphragm valve, you will feel resistance for approximately one turn, at which point most or all resistance on the handwheel will disappear.

当开启隔膜阀的时候，在大约一圈中，你会感觉到阻力，到了一圈时，大部分或所有阻力都会消失。

Finally, the process of thermal deformation during valve opening period was investigated.

最后，本文动态分析了节流阀初始开启过程中阀套和阀芯的热变形过程。

Firstly, MATLAB software is used to do a function resolution on flow area of the anomalous orifice spool valve, and numerical simulation on velocity and pressure distribution in the valve cartridge under different inlet flows and opening are done and the results are analyzed.

首先，对异形阀口滑阀的过流面积进行MATLAB数值解析，对不同流量、阀口开度下阀内的速度场和压力分布等做了数值模拟，并对数值计算或仿真结果做了分析。