turbogenerator

The Calculation of Slot Region Temperature Field of Turbogenerator Rotor with Subslot Ventilation

汽轮发电机副槽通风转子槽部温度场计算

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Measuring and Controlling System of Efficiency Test Stand for Axial Fan in Turbogenerator

汽轮发电机轴流风扇效率模拟试验台测控系统

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According to the principle of wavelet packets and its application experience, a correspondent table which embodies the relation between the turbogenerator faults and the features of wavelet packets is established and a new approach based on the table in tandem with fuzzy BP neural network is presented.

本文首先根据小波包分解原理和应用经验总结出小波包特征量与汽机故障对照表，将其与模糊综合评判和BP网络有机结合在一起，建立了基于小波包特征提取的模糊BP诊断网络模型。

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The Approach of the Corrosion and Construction on the Thrust Collar and Thrust Runner as well Its Spacer for the Turbogenerator

水轮发电机镜板与推力头及其间垫片的腐蚀和结构的探讨

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This solution of the test has the important guiding significance to catting key hole between the guide blade and the revolving arm of the water turbogenerator.

这一试验研究对于水轮发电机导叶与转臂间键孔的加工有重要的指导意义。

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Presented in this paper is a multiple-symptom diagnosis method for assessing vibration failures of turbogenerator sets.

提出一种考虑多征兆的汽轮发电机组振动故障诊断方法.

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Based on introducing the principle for measuring the torsional vibrations of rotating shafts and its signal process about the time pulse method, the construction and functions of a newly developed monitoring and analyzing system for the torsional vibrations of turbogenerator shafts are set forth in detail.

本文在介绍时间脉冲法测量旋转轴系扭振的原理及信号处理的基础上，详细阐述了新近研制的汽轮发电机组轴系扭振监测与分析系统的结构组成和功能分析。

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This paper describes the composition of a vibration monitoring, analysing and fault diagnosing system for high output turbogenerator units, the feature of data acquisitor used in this system and various functions of software developed in this vibration monitoring, analysis and fault diagnosis system.

文章叙述了大型汽轮发电机组振动监测分析与故障诊断系统的组成、系统所用数据采集器的特点以及振动监测分析与故障诊断软件的各项功能。

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Application of Double ˉ face Effect Coefficient Method to the Turbogenerator Rotor

双面影响系数法在汽轮发电机转子动平衡中的应用

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Based on the analysis of turbogenerator vibration characteristiCS, a fuzzy diagnostic model with part fault symptom is proposed. Then diagnosing steps are suggested. At hot, a diagnostic knowledge base frame and its reasoning are realized using object-oriented programming technique.

分析了汽轮发电机组振动故障诊断的属性，给出部分故障症状下的模糊诊断模型及诊断步骤，并用面向对象的程序设计方法实现了知识库表示及诊断推理。

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Simulation System Software for Thermal Stress and Fatigue Life Expenditure of 300 MW Turbogenerator Units

300MW汽轮发电机组热应力及疲劳寿命损耗仿真系统软件的研究

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Inquiry about the Tightness Test of Large Turbogenerator

对大型汽轮发电机严密性试验的探讨

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Thermodynamic analysis on low temperature power generation using refrigerant as working media Technical Reconstruction of Oil Control System of 5 MW Low Temperature Turbogenerator

制冷工质在低温发电中的热力学分析5MW低温发电机组控制油系统技术改造

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Calculation and Theoretical Analysis of Flexible Damping Support for Simulated Machine Group of 600 MW Turbogenerator

60万千瓦汽轮发电机模拟机组弹性阻尼支承理论分析及计算

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Ventilation and Temperature-rise of Large Rate Air-cooled Turbogenerator

大容量空冷发电机通风及温升研究

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The Relationship between Vibration and Load of the Stator System of Large Turbogenerator

大型汽轮发电机定子系统振动与负荷的关系

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By means of theory analysis and experiment computing, the paper researches modeling algorithms, discriminant function and other questions about time series identification system and establishes a useful time series identification system of steam turbogenerator unit rub vibration state.

通过理论分析和试验计算，研究了时序识别系统的建模算法及判别函数等有关问题，建立了一个有效的汽轮发电机组的摩擦振动状态识别系统。

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Time Series Identification of Steam Turbogenerator Unit Rub Vibration State

汽轮发电机组摩擦振动状态的时序识别

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The Distinguishing Method of Two Kinds of Terminal Posts on the Temperature Measuring Terminal Board of the Turbogenerator Stator network terminal programmer;

汽轮发电机定子测温接线板上接线柱品目的识别网络终端上位机程序；

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In order to increase the reliability of the excitation system for large turbogenerator and improve its response, a 70 KVA, 3,000 rpm and 400 Hz rare earth-cobalt permanent magnet ( REPM) generator has been built as a pilot exciter.

为了提高大型汽轮发电机组励磁系统的运行可靠性和响应速度，我们研制了一台70千伏安、400赫芝，3000转/分的稀土永磁发电机，作为副励磁机。

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A mathematical model of dual-objective programming was developed, in which a number of thermal parameters of exhaust gas boiler-turbogenerator system were taken as design variables and investment cost and net electrical power output of the system were taken as two objective ejections.

在建立的多目标优化模型中，将余热锅炉&汽轮发电机组的主要热力参数作为设计变量，选取系统造价和输出电功率作为两个目标函数。

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Calibration of PD On-line Monitoring System for Stator Windings of Large Turbogenerator

大型发电机定子局放在线检测中放电量标定研究

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Measurement and analysis of third harmonic voltage on a 200 MW Turbogenerator

国产20万千瓦汽轮发电机三次谐波电压实测与分析

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Often serves as the low power water turbogenerator.

常用作小功率水轮发电机.

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Classification Quality Analysis for Discriminate Function of Turbogenerator Vibration State Time Series Identification System

机组振动状态时序识别系统的判别函数分类性能分析同步辐射时间分辨荧光光谱技术

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Data Acquistion and Processing for Turbogenerator Temperature Rise Test

汽轮发电机温升试验的数据采集与处理

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Electromagnetic force and inherent characteristic of turbogenerator eng windings diversion water pipe

汽轮发电机端部绕组鼻端引水线的电磁力与固有特性

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Study on the Alkalization Treatment of Turbogenerator Inner Cooling Water

发电机内冷水碱性处理研究

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Manufacturing industry of our country turbogenerator develops greatly.

我国水轮发电机制造业大发展.

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When a traditional method based on FFT ( Fast Fourier Transformation) frequency spectrum analysis is used, it is very difficult to effectively differentiate between the thermal effects-induced serious vibration problems and rotor loss-of-balance failures occurring in a turbogenerator.

采用传统FFT频谱分析，很难将汽轮发电机组由热影响引起的剧烈振动问题和转子失衡故障有效地区分开。

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