查询词典 steam-boiler

Due to the fact that the valve seat hole of free-ball float trap is always below the level of condensed water, ultimately formed water seal that separated water and steam in a natural way, therefore, there should be in no circumstance of leakage of steam during operation of the equipment.

由于自由浮球式疏水阀的阀座孔总处于凝结水液位以下，形成水封，水汽自然分离，工作时达到无蒸汽泄漏。

Mechanical-type traps Bellow Seal Valves are free float-type, the free semi-float type, lever-type float, inverted bucket type, and so 1, free float steam trap: Free float steam trap of the structure is simple, the internal moving parts is only one fine grinding of stainless steel hollow float, float is also a hoist parts, no fragile parts, life is very long,"Silver Ball" brand within the zone trap there are Y series automatic row of air devices, very sensitive, can automatically row of air, the work of high quality.

机械型疏水阀有自由浮球式、自由半浮球式、杠杆浮球式、倒吊桶式等 1、自由浮球式疏水阀：自由浮球式疏水阀的结构简单，内部只有一个活动部件精细研磨的不锈钢空心浮球，既是浮子又是启闭件，无易损零件，使用寿命很长，&银球&牌疏水阀内部带有Y系列自动排空气装置，非常灵敏，能自动排空气，工作质量高。

PLUG VALVES Undercooling is small steam leakage rate of less than 3% the maximum back-pressure rate of 75% connectors are more sensitive than the free float steam trap.

过冷度小，漏汽率小于3%，最大背压率为75%，连接件比较多，敏捷度不如浮球(_lian jie jian bi jiao duo _ling min du bu ru fu qiu)式疏水阀。

Through treatment in the major repair, the exhaust steam pressure from the high-pressure cylinder has been decreased about 0.13 MPa, the exhaust steam temperature from the high-pressure cylinder being lowered about 14 ℃, substantially enhancing the efficiency of said turbines.

试验结果为：在135MW负荷时，高排压力和温度分别为2.84MPa和338.9℃，比设计值分别高出0.26MPa和21.7℃；实测高中压缸效率分别为76.36%和91.03%，比设计值约低4.7和1.9个百分点，考虑到高、中压缸间轴封

It was pointed out that, long-cycle running of flue gas expander, steam generating using high-level heat, rational utilization of steam and utilization of low-level heat are key measures for energy conservation.

指出了烟气轮机的长周期运行。高温余热产汽、合理利用蒸汽以及低温热利用是节能工作的重要措施。

Variating curves of enthalpy, flow rate, steam quality and pressure were obtained theoretically, and compared to the test data with good agreement. At supercritical pressure the heated surface may be divided into two regions, hot water and steam phase, the dynamic mathematical models could by established.

并对该传递函数进行了理论分析，得到了蒸发受热面蓄热量和工质物性对其动态特性的影响规律，用理论方法计算出了工质焓、流量、干度和压力等在输入扰动的条件下随时间的变化曲线，并与高压试验数据进行比较表明，结果是令人满意的。

Unique inverted bucket steam traps with drain sumps are adopted to assure sound operation of the steam traps under extremely atrocious conditions.

为了使蒸汽疏水阀在极端恶劣的工况下也能正常工作，采用一种独特的带有集水仓的倒吊桶型疏水阀。

Qiguzu reservoir in Kejiuliu blocks is shallow superheavy oil reservoir,it is exploited by steam stimulation primary,later,it is exploited by steam flooding,it is in later stage of steem flooding at present,effect of development turn to be worse.

克拉玛依油田九6区齐古组油藏为浅层特稠油油藏，初期采用蒸气吞吐开采，之后转为蒸气驱开采，目前处在蒸气驱后期阶段，开采效果变差。

The device can meet the uniformity requirement in the aspects such as heat engineering hydropower and structure, etc. proposed by steam generators and heat exchangers, reduce the heat stress on an outlet pipe plate, and improve the efficiency of the steam generator. The application is wide and the cost is low.

可以满足蒸汽发生器或换热器在热工水力、结构等方面提出的均匀性要求，减小了出口管板处的热应力，提高了蒸汽发生器的效率；应用广泛，成本低。

Therefore, it is very important to study the steam generator and grasp the person designing that working mechanism melts design to realizing the large-scale steam generator acting on selfs own.

所以对核电厂蒸汽发生器的设计和运行机理进行深入研究，对实现大型蒸汽发生器自主化设计有一定的现实意义。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。