查询词典 steam-gas

Therefore, in this thesis, a new derived nonlinear dynamic mathematical model of a double extraction steam turbine is used for the certification of the feasibility of the linear one which is widely used, in steam turbine plants.

本文从工程应用的角度出发，较为全面地讨论了抽汽式汽轮机的动态性能和控制问题，同时对单元抽汽供热机组的协调控制系统设计进行了深入的理论研究。

Power and mechanical engineering ; steam turbine ; steam extraction pressure loss ; thermal efficiency ; thermal system

动力机械工程；汽轮机；抽汽压损；热经济性；热力系统

The heat efficiency of the condensing steam turbine and the middle extraction steam turbine are analyzed by using heat economics and energy lever principles.

利用热经济学和能级原理对凝汽式汽轮机和中间抽汽式汽轮机的热效率进行了分析。

A set of calculation methods of design flow at all stages for industrial extraction turbine were presented,based on the analysis of thermodynamic design principles on the flow section of industrial steam turbine,and the thermodynamic design software of non-standard industrial steam turbine was developed by using modular programming.

在总结工业汽轮机通流部分热力设计的基本原理和设计流程的基础上，提出了一套抽汽式工业汽轮机各级段设计流量的确定方法，并借助模块化编程思想，开发了工业汽轮机热力设计软件系统。

Then the turbine's extraction steam flow and the main turbine's steam increase are confirmed through the analysis of the relationship between feed pump parameters and main turbine flow rate under variant working condition.

接着，分析该汽轮机在变工况下给水泵参数与主机流量的关系，确定该汽轮机在变工况下的抽汽量和主汽轮机蒸汽增加量。

The effect of the feed seawater temperature, the heating steam temperature of NO.1 evaporator, the concentration ration, the steam extraction, the quantity and location of preheat flow, the form of TVC on performance of a distiller is discussed. Not only serial flow and parallel flow, but also system with and without TVC was compared.

利用求解结果，针对进口海水温度、第一效加热蒸汽温度、系统浓缩比、电厂抽汽参数、外界热源预热量以及预热位置、热压缩布置形式等参数对系统性能的影响进行了分析与比较，同时分别针对串联和并联流程、有热压缩和无热压缩的低温多效海水淡化系统方案进行分析。

Open stopping steam valve to feed steam slowly.

1.11 慢慢打开停气阀供汽。

Free half-float steam trap Free float steam trap is a semi-mechanical-type traps work in one of the most reliable traps.

ziyou半浮球式疏水阀是机械型疏水阀中工作能最可靠的疏水阀之一。

Free float steam trap at a level below the total of the valve seat to form a water seal, no steam leakage, energy-saving effect is good.

自由浮球式疏水阀的阀座总处于液位以下，形成水封，无蒸汽泄漏，节能效果好。

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，灵敏度不如自由浮球式疏水阀。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。