查询词典 pressure valve

In the engine room, there is one independent self-priming electrical general bilge pump(65CWZ-11, delivery capacity: 36m3/h, pressure: 0.21Mpa), one bilge ballast pump (65CWZ-6, delivery capacity: 36m3/h, pressure: 0.42Mpa), one firefighting pump (65CWZ-6, delivery capacity: 36m3/h, pressure: 0.42Mpa), all of them can discharge the bilge water of engine room, steering gear room, cargo hold out of board through discharge valve via their own suction, sludge tank, suction valve box.

本船机舱设置独立的自吸式电动舱底总用泵（65CWZ-11，排量：36m3/h，压力：0.21MPa）1台，舱底压载泵（65CWZ-6，排量：36m3/h，压力：0.42MPa）1台，消防泵（65CWZ-6，排量：36m3/h，压力：0.42MPa）1台，均可将机舱、舵机舱、货舱的舱底水经各自的吸口、泥箱、吸入阀箱吸入，再经排出阀排至舷外。

Stopped running in the system, the entire network piezometer head has reached the same trend, while reducing the differential pressure control valve through the opening best to maintain the original pressure has remained basically unchanged until the differential pressure control valve closed.

在系统停止运行时，整个网路的测压管水头有达到一致的趋势，而压差控制阀则通过减小开度竭力维持原有的压差基本不变，直至压差控制阀关闭。

Piston check valve flap Rubber Flapper Swing Check Valves, Oil Control Bottom Buffer along the vertical center line of sliding valve check valve, check valve with internal thread can only be installed in horizontal pipes, in the high-pressure small-bore ball valve on the valve flap can be used.

活塞式止回阀瓣沿着阀体垂直中心线滑动的止回阀，内螺纹止回阀只能安装在水平管道上，在高压小口径止回阀上阀瓣可采用圆球。

Rotate the handle to a certain position, so that the distance between the nozzle baffle within the scope of work, pressure reducing valve to enter the work state of the pressure chamber 5 with the nozzle and the decrease of distance between baffle increases, so promoting the spool, Open the intake valve port 9, that is, air flow to exit the same time, through the pore back to the previous chamber 4, with the pressure regulator spring balance.

将手柄旋转到一定位置，使喷嘴挡板的距离在工作范围内，减压阀就进入工作状态中气室5的压力随喷嘴与挡板间距离的减小而增大，于是推动阀芯，打开进气阀口9，即有气流流到出口，同时，经孔道反馈到上气室4，与调压弹簧相平衡。

Numerical simulations were done for a bistable latch valve of the system by FLUENT, and three groups of datum for different fluids were obtained with the same effective exit sectional area. Besides, a static mathematic model for the electromagnetic valve was established based on the obtained datum. Secondly, the motion of the valve spool was realized by UDF file in FLUENT. Three kinds of motions, uniform, acceleration and motion driven by the coupling effect of the liquid resistance and the electromagnetic force, were calculated and compared. The dynamic characteristic of the electromagnetic valve was obtained by analyzing the relationship of the mass flow rate of the inside flow field of the electromagnetic valve, the change of the drop pressure of the passageway of the valve, and motion time.

并针对系统中的某双稳态电磁阀，使用商用CFD软件FLUENT对其进行内部流场的数值模拟，通过使用不同流体介质，不改变阀门有效出口截面积的情况下，分析得到的三组数据，建立了该电磁阀的静态数学模型；通过编写UDF文件，实现对阀芯运动方程的控制，在阀门做由闭合到开启、开启到闭合运动时，控制阀芯分别做匀速运动、匀加速运动以及阀芯受到液体阻力与电磁力作用力的耦合力的运动，分析了三种工况下电磁阀内部流场质量流率和阀门出口入口压降的变化以及运动时间，从而得到该电磁阀的动态特性。

In the ease of large Reynolds number, Reynolds stress turbulence model and computational fluid dynamics was used to simulate the cone valve flow field and investigate emphatically the effect of structural parameters, inlet pressure, outlet pressure, and valve opening on the flow field within cone valve.

在大雷诺数下应用雷诺应力湍流模型和计算流体力学方法对锥阀的内部流场进行数值仿真计算，着重研究阀的结构参数、入口压力、出口压力、阀口开度等对锥阀流场的影响。

Working pressure breathing valve did not reach previous: nominal diameter ≤ 150mm, the leakage ≤ 0.04m3 / h; nominal diameter ≥ 220mm, the leakage ≤ 0.4m3 / h; when the breathing valve to the pressure after the work: once the valve disk open, to ensure the normal tank ventilation requirements.

呼吸阀没达到工作压力以前：公称通径≤150mm，其泄漏量≤0.04m3/h；公称通径≥220mm，其泄漏量≤0.4m3/h；当呼吸阀达到了工作压力以后：阀盘立即开启，保证储罐正常的通气要求。

Through a special experimental rig of testing flow characters of electronic expansion valve based on liquid ring method,some influence factors such as outlet pressure,inlet pressure,inlet subcooling,valve opening,inlet density and outlet quality to valve flow characteristics were tested...

结果表明：上述参数对电子膨胀阀的流量特性均有一定的影响，但各参数的影响程度不同；开度是改变质量流量的主要因素，并反映出阀的调节特性。

Ignition performance, off the performance, combustion gas proportional valve capacity is a measure of the performance level of the main technical indicators, namely the import and export mapping proportional valve pressure (P2-P2) performance curve, outlet pressure and coil current (P2-I) curve, current and flow curve, and the data of these curves is proportional valve performance testing gas key.

点火性能、熄灭性能、燃烧能力是衡量燃气比例阀性能高低的主要技术指标，截止阀即测绘比例阀进出口压力（P2-P2）性能曲线、出口压力与线圈电流（P2-I）曲线、电流与流量曲线，以及这些曲线有关数据，是燃气比例阀性能测试的关键。

The system is mainly used for 140 horizontal continuous casting machine power plant, control of the working point tank movements, As the system configuration on a level of temperature, pressure relay (HED10A20), the solenoid valve, valve, safety valve, and so can the system oil temperature, pressure and other remote control and compact design of the structure, convenient operation and reliable performance, energy conservation is SLD-140 horizontal continuous casting machine hydraulic devices supporting the ideals of hydraulic equipment.

该系统主要用于140水平连铸机的动力装置，控制各工作点油缸动作，由于该系统配置有液位液温器、压力继电器（HED10A20）、电磁阀、溢流阀、安全阀等，因此可对系统的油液温度、系统压力等实现远程监控，其结构设计紧凑、操作方便、性能可靠、节约能源是SLD-140水平连铸机液力装置的理想配套液压设备。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。