蒸汽

In the high temperature Forged Gate, Globe, Check Valves and pressure superheated steam piping and equipment should be selected special superheated steam trap.

在高温高压过热蒸汽管线和设备上，应该选用过热蒸汽专用疏水阀。

The mathematical model of direct steam heater control loop based on mechanism analytical method was built.

以直接蒸汽加热器为研究对象，通过机理分析法建立了直接蒸汽加热器温度控制回路各环节的数学模型。

For example, the general system loop for a steam autoclave under computer control could consist of temperature/pressure sensors connected to a microprocessor that transmits commands to steam/vacuum control valves.

例如，计算机控制下的一个蒸汽高压灭菌器的通常的系统环路由连接到微处理器的温度/压力传感器组成，这个微处理器发送控制命令到蒸汽/真空控制阀。

In the upper reaches of Inner Mongolia, 580 miles of track circulates life between the cities of Tongliao and Jining. The last great steam powered mountain line built anywhere in the world.

由蒸汽火车头喷出来的热气，形成翻腾的云雾，在内蒙古上方，五百八十英哩的铁路，在通辽和集宁之间穿梭，这是世上最后一条蒸汽火车的山路。

NOTE: When regulator is installed above the line or in a veritcal line on steam service, the control pipe must have a loop to form a water seal to prevent steam from contacting the diaphragm.

注：如果调节阀安装在蒸汽系统中的管道上方或垂直管道上，则控制阀必须有一个回路形成水密封，以防止蒸汽接触到隔膜。

One of the design features of modern large condenser is to remain a certain steam channel in the tube bundle so as to lead partial steam towards condensation water bottom.

近代大型凝汽器设计的特点之一是，使管束留有一定的蒸汽通道，使一部分蒸汽能直接通向凝结水底部。

In the steam injector with pressure-gain, the water gains pressure by the power of steam. The outlet water pressure is higher than the inlet steam pressure.

增压引射器利用蒸汽作为动力使水增压，让出口水的压力超过入口蒸汽的压力。

The calculation and experiment results show that the maximum lifting pressure performance decreases with the increase in throat diameter of channel of variable section, water flux of low pressure and pressure ratio of steam nozzle, and has its minimum value with water nozzle annular space. The coefficient of maximum lifting pressure performance may be as high as 26. In the design of steam injector, the larger pressure ratio of steam nozzle and the smaller water nozzle annular space are selected, the higher lifting pressure performance could be obtained.

计算及研究表明：极限升压能力随变截面混合腔喉部直径、被升压的低压水流量和蒸汽喷嘴压比增加而降低，随环形水喷嘴间隙的变化出现了最小值；计算得出变截面超音速汽液两相流装置的极限升压能力可达26；在设计升压装置时应尽可能选取较大的蒸汽喷嘴压比和较小的环形水喷嘴间隙。

The process calculation of the shell and tube steam heater was carried out with the method of numerical analysis method.

将数值分析方法应用于管壳式蒸汽加热器的工艺计算，很好地解决了试凑法的盲目性和计算工作繁重的问题，并在此基础上用VisualBasic语言开发了管壳式蒸汽加热器工艺CAD软件。

By the experiment of using steam trap of the steam heater,considering the steadiness of control process ,gave a suggestion for the choice for steam trap.

通过对蒸汽加热器疏水器运行情况试验，从控制的稳定性考虑，对蒸汽加热器疏水器的选型提出了建议。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐