A nonlinear steam valve controller is designed by using the proposed method.
应用该方法设计了发电机主汽门非线性鲁棒控制器。
UG NX2 that this is on the main steam valve in the steam turbine design for specific description.
本篇就UGNX2在汽轮机主汽阀设计中的应用作具体介绍。
It is for hardfacing of continuous casting roll, steam valve, wedge-shaped valve, safety valve, etc.
适用于连铸辊、蒸汽阀、楔形阀、安全阀等部件的硬面堆焊。
Open furnace bottom, increase steam charging steam valve to ensure normal pressure quantity of gas stove.
开启炉底蒸汽阀，增大蒸汽入炉量以确保煤气炉正常压力。
Actuator can adjust the opening size of each steam valve by responding to the electro-instruction sent from DEH.
执行机构响应从DEH送来的电指令信号，以调节汽轮机各蒸汽阀开度。
It contains a steam valve to allow the pack to be cooked in the microwave without the need for piercing the pack.
包装包含一个放气阀门，可以无需刺穿包装在微波炉内加热。
The unsteady flow in the high pressure steam valve cause unusual vibration, the valve pole to be destroyed, the pressure while flowing to be lost, etc.
高温、高压、高压差的蒸汽调节阀中的流动不稳定导致异常的振动，造成阀门的磨损及阀杆破坏以及流动中的压损。
The utility model provides the steam valve of the rice cooker, which can change the pressure according to different food so as to obtain better rice boiling effect.
本实用新型提供一种可根据不同食物改变压力、得到更好的煮饭效果的电饭煲蒸汽阀。
Soft handle, all of the imported stainless steel bottom plate, consummate design, convenient repair, check valve steam flow regulation, steam pipe sheath, long life steam valve.
柔软手柄，全部进口部锈钢底板，精良设计，维修方便，回气阀蒸汽流量调节，蒸汽管外套，长寿命气阀。
In front of the feed water regulator, split, economizer, superheater export, between superheater outlet and main steam valve, to heat the import and export, all should be installed pressure gauge.
在给水调节阀前、可分式省煤器出口、过热器出口、过热器出口与主汽阀之间，再热气进出口、都应装设压力表。
Finally, Dad turned off the stove, the pot began to cool and the pressure relief valve sprayed out a cloud of steam.
最后，爸爸关上了炉子，锅开始降温，然后解压阀喷出了一股水汽。
A valve that was supposed to be open, to allow the heat and steam to escape, was closed.
一个本应打开的阀门被关上了，这个阀门控制着热量和蒸汽的泻出。
3 SEC The PORV (pressure relief valve) opens automatically, releasing steam into a holding tank.
3秒减压阀自动打开，将蒸汽释入一个储存罐。
An internal steam bypass controlled by a manual metering valve causes this increased velocity.
而这种增速是由手动计量阀控制的内部蒸汽旁路产生的。
The top steam discharge valve discharge distance could regulate to maintain the working pressure.
顶部排汽阀的开度应调控，以保持连排内的工作压力。
Finally, scheduling and precautions for verification tests of the calibration pressure of main steam safety valve under 83 % FP power level are given.
最后，给出在83 %FP以下的功率运行下进行主蒸汽安全阀定值校验试验的窗口安排与注意事项。
If the exhaust system is under a vacuum, the casing must be warmed by gradually introducing the steam, after opening the exhaust valve.
如果排气系统处于真空下，必须在打开排气阀后，逐渐引蒸汽来加热壳体。
This valve must also have an hourly rated temperature steam BTU discharge capacity not less than the hourly input rating of the water heater.
这种阀门每小时排放高温蒸汽btu的能力必须超过热水器每小时产生热量的能力。
In high different pressure process condition, if the valve type selected were not correct, erosion and corrosion would occur in the trim, especially in steam systems and water spraying systems.
在高差压的工艺条件下，如果选型不当，控制阀往往出现冲蚀、汽蚀问题，尤其是在蒸汽系统和注水系统更为突出。
Used for air and steam safety valve, safety valve used is not closed.
对于空气和蒸汽用安全阀，多采用不封闭式安全阀。
Separation of water and gas is reliable (water vapor enters from bottom of valve by the U general type), remain the state of water sealing in the valve, effectively prevent leakage of steam.
汽水分离可靠（水汽经U型普通从阀底部进入），阀内始终处于水封状态，有效阻止蒸汽泄漏。
Grit, dirt or any foreign matter accumulated in the pipe can hinder efficient valve operation and seriously damage vital valve parts. Thoroughly clean pipe internally with air or steam.
硬渣、污物或任何外部物质在管道内积累都可能妨碍阀门的工作效率并严重损坏阀门的关键部件。必须用空气或蒸气对管道内部进行彻底清洗。
When more than one boiler is connected to the main steam header, a stop check valve should be installed in the pipeline between each boiler and the header.
如果连接主蒸汽热水器的锅炉不止一个，则在每个锅炉与热水器之间的管路上都应该安装一个截止止回阀。
The structure, system, performance, operation, maintenanciability of two kinds of main steam isolation valve (MSIV) are analyzed and compared, which provides reference for the setat type of MSIV.
对核电站用两种主蒸汽隔离阀的结构、系统、性能、运行和可检修性进行了分析和比较，为主蒸汽隔离阀的选型提供了参考。
First: to act as an automatic non-return valve by preventing a backflow of steam from the main steam header to the boiler.
首先，能过作为一个自动逆止阀，防止蒸汽从主蒸汽加热器上倒流到锅炉里。
The two operational modes were analyzed by the model controlled the steam inlet valve and the drain water valve based on the return water temperature.
对通过调节蒸汽进汽阀门来控制供水温度的现有运行方式和通过调节疏水阀门控制供水温度的新运行方式进行了仿真分析。
According to the welding properties of P91 and C12A steels, the paper presents a welding solution to assemble C12A water pressure valve to P91 main steam pipe in field.
根据P 91和C12A钢的焊接性能，提出了现场中在P 91主汽管道上加装c 12 A水压闸阀的焊接工艺措施。
The engineer opened the safety valve to allow the steam to escape and so reduce the pressure.
工程师打开安全阀让蒸气外逸以便降低压力。
Open and shut-down is operated by the density variation bet ween condensation water and steam, Condesation water can drive valve directly, featuring precision and reliability.
倒置桶疏水阀的开启和关闭是根据凝结水和蒸汽的密度差来动作的，凝结水可直接驱动疏水阀启闭，其动作准确，可靠性高。
Open and shut-down is operated by the density variation bet ween condensation water and steam, Condesation water can drive valve directly, featuring precision and reliability.
倒置桶疏水阀的开启和关闭是根据凝结水和蒸汽的密度差来动作的，凝结水可直接驱动疏水阀启闭，其动作准确，可靠性高。
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