back pressure steam的意思|示意

The letdown back-pressure regulating valve maintains pressure in the section of letdown upstream or the letdown heat exchanger to prevent the letdown liquid flashing to steam.

下泄背压控制阀维持下泄流上游段或下泄热交换器处的压力，防止压力过低引起流体汽化。

A suggestion of using back pressure type energy saving turbine generator in place of pressure reducing station to produce intermediate pressure steam is made.

提出了采用背压式节能汽轮发电机组替代减压站生产中压蒸汽的建议。

To the end of lower pressure cylinder, the thesis set up architecture of multi-objective energy saving for thermal power units on the basis of power characteristic to back pressure of steam turbine.

针对汽轮机低压缸末端，本文基于汽轮机的功率背压特性建立了循环水变速调节系统的多目标节能优化体系结构。

Here an example is: heating the feedwater of condensing turbine by exhaust steam of a back pressure turbine (through tubular steam cooler) to raise the set's heat economy.

介绍一例：利用管式蒸汽冷却器将背压机排汽加热凝汽机给水，从而提高机组热经济性。

When we got back, I noticed a loud, high-pitched noise. It sounded like gas or steam escaping under pressure from the basement.

就在我们返回到住处的时候，我听到一种尖锐的噪声，这种噪声听上去像是来自地下室的受压气体或蒸汽的声音。

Selection methods of back pressure turbine according to after-heat are introduced. An example is given to show economic advantages of differential pressure power generation using heating steam.

介绍了根据余热量来选择背压汽轮机的原则方法，并以一个实例数据说明供热蒸汽差压发电在经济效益上的优越性。