凝汽式汽轮机

200MW机组双抽凝汽式汽轮机性能分析

Performance analysis of double extraction condensing steam turbine for 200 MW Units

将LM算法应用于300MW再热凝汽式汽轮机，应用结果表明，在大范围的测量误差和测量冗余比率下，结合Givens正交变换的LM算法进行汽轮机状态估计检测具有良好的稳定性。

The LM algorithm was applied to a 300 MW reheat condensing steam turbine , and results show that the LM algorithm based on Givens orthogonal transform is effective when large measurement errors and redundancy exist .

引进型600MW中间再热抽汽凝汽式汽轮机的安装经验

Experiences of Imported 600 MW Reheat Extraction Condensing Turbine Installation

对某电厂135MW一次中间再热凝汽式汽轮机末级叶片断裂原因进行了分析。

Causes of a last stage blade 's fracture of a certain power plant 's 135 MW single reheat condensing steam turbine is being analyzed .

为了研究蒸汽凝结对流动的影响，采用商用软件CFX-5数值模拟了某大功率凝汽式汽轮机末级的定常流动。

For investigating the effect of steam condensation on the flow , the steady flow on large power condensing turbine last stage was numerical simulated with commercial computational software CFX-5 .

针对河北国华黄骅发电厂引进型600MW中间再热抽汽凝汽式汽轮机安装的特点，结合电力建设安装的特殊性，提出了有针对性的安装工艺和改进措施，确保了机组安装质量。

Based on the characteristics of installation of the imported 600 MW reheat extraction condensing turbine in Guohua Huanghua Power Plant of Hebei , and the particularity of electric power construction , this paper presents relevant techniques and improvement measures to insure installation quality .

中小型凝汽式汽轮机的出路

The Fundamental Way Out for Small & Medium Sized Condensing Turbine

用于电网稳定性计算的再热凝汽式汽轮机数学模型

A Mathematical Model of Rehear Turbine for Power Grid Stability Calculation

大型凝汽式汽轮机定期性能监控试验方法

Test method for periodic performance monitoring of largescale condensing steam turbines

凝汽式汽轮机改为低真空供热式汽轮机的探讨

Discussion on Changing Condensing Turbine into Low Vacuum Heating Turbine

凝汽式汽轮机改抽汽式后推力变化的研究与分析

Research and Analysis to the Thrust Variation of Extraction Steam Reconstructive Turbine

拖动高速动平衡机用凝汽式汽轮机的改造

Modification of Condensing Turbine for Driving High-Speed Dynamic Balance Machine

凝汽式汽轮机功率的工程计算

Engineering Calculations of the power of condensing steam turbine

凝汽式汽轮机相对内效率在线监测的一种近似计算方法

An approximate method of online monitoring relative internal efficiency for condensing steam turbine

再热凝汽式汽轮机性能修正曲线计算的简化方法

A Simplified Method for Turbine Performance Correction Curves

西门子大型凝汽式汽轮机启动中的应力控制

Stress Control Method in SIEMENS Large-capacity Turbine Start-up

凝汽式汽轮机低压缸相对内效率的改进算法

An Improved Algorithm for Relative Internal Efficiency of Low Pressure Cylinder of Condensing Steam Turbine

用非线性规划方法优化凝汽式汽轮机区域供热参数

Optimization on Parameters of the Condensing Turbine Used for District Heating by Way of Non-linear Programming

凝汽式汽轮机低真空供热参数的确定

Determination of Low-Vacuum Heat Steam Turbines

确定凝汽式汽轮机末级临界流量与临界压力比的数值方法

The Numerical Method of Determining Critical Flow Rate and Critical Pressure Ratio of Last Stage of Condensing Steam Turbine

凝汽式汽轮机改造成背压式的方法及节能效益西门子大型凝汽式汽轮机启动中的应力控制

On the Turbine Modification from Condensing Steam Type to Back-pressure Steam Type Stress Control Method in SIEMENS Large-capacity Turbine Start-up

凝汽式汽轮机在变工况条件下运行时，调节级焓降、速度比以及级效率等参数均会随之发生变化。

Under variable conditions of condensing steam turbine , the control stage enthalpy drop , the speed ratio and stage efficiency parameters change .

汽轮机超临界级变工况热力计算方法的改进凝汽式汽轮机在变工况下流动状态的判别

Improvement of Calculating Method for Supercritical Velocity Steam Turbine Stages at Off-design Condition Judgement Theorem for Subsonic or Supersonic Flow State of Condensate Turbine at Off-Design Condition

介绍了研究凝汽式汽轮机调节系统、中间再热式汽轮机调节系统、调整抽汽式汽轮机调节系统及功频电液调节系统的动态特性的数学模型。

Mathematical Model of governing system 's dynamic characteristic for condensing turbine 、 reheat turbine 、 extraction turbine and power frequency turbine are introduced in this paper .

介绍将高压单缸凝汽式汽轮机改造为抽汽供热式机组的设计思路及施工改造过程。

The device thoughts and modification progress that modified one cylinder with high pressure , condensing steam turbine to a extraction and supplying heater ones are introduced .

讨论了变工况下凝汽式汽轮机末级的变工况特点，如反动度的变化规律，余速损失，级前压力的变化特性。

For example , the regular change of reaction degree , the loss of exhausted velocity , the change characteristics of the pressure exerted on the last stage .

对一台凝汽式汽轮机低压末三级中的湿蒸汽自发凝结流动进行了三维数值分析，并与忽略自发凝结影响的流动计算结果进行了比较。

The three-dimensional wet steam flow with spontaneous condensation in the three low pressure stages of an condensing steam turbine was numerically investigated and the results were compared with those in the superheated flow .

本文围绕凝汽式汽轮机的经济性分析与状态评价及如何利用经济性指标进行故障早期预报与诊断做了一定的探讨和研究。

Some research is done around the economic analysis and condition evaluation of condensing steam turbine in this paper . Furthermore , how to use economic indicators for early fault prediction and diagnosis is also discussed .

同时，针对喷嘴配汽凝汽式汽轮机中，各个级组相对内效率有不同影响因素，分别给出了调节级、中间各个级组以及最末级组相对内效率应达值的确定方法。

At the same time , aiming at the fact that different factors affect the relative internal efficiency of different staging of condensing steam turbine with nozzle group controlled , the methods to determine norm relative internal efficiency of staging are proposed . grade .

通过汽轮机汽缸和通流部分改造，将纯凝汽式汽轮机改造成为抽汽供热式汽轮机，使机组在不影响内效率和出力的前提下，具备一定的抽汽能力，满足用户热负荷的需求。

Condensing steam turbine is rebuilt into extraction heat supply turbine through the retrofitting of the casing and steam path , so as to have capacity to supply extraction steam without impact of inner efficiency and power output , and meet the requirements of heat users .