汽轮机转子是汽轮机故障预测及诊断问题的一个重要方面。
The rotor is the main component during turbine fault forecasting and diagnosing.
提出一种基于核主元分析(KPCA)和多级神经网络集成的汽轮机故障诊断方法。
One new method for fault diagnosis of steam turbine based on kernel principal component analysis (KPCA) and multistage neural network ensemble was proposed.
根据汽轮机故障的分形特征，采用分形盒维数方法进行了不同故障试验数据的分形盒维数研究计算。
Using box counting dimension method the different type of turbine fault with fractal characteristic is numerically researched.
针对当前专家系统知识获取瓶颈的难题，提出了基于粗糙集数据挖掘的汽轮机故障预报及诊断方法。
A novel approach for fault forecast and diagnosis of steam turbine based on rough set data mining theory is brought forward, aiming at overcoming shortages of some current knowledge attaining methods.
基于粗糙集数据挖掘理论的汽轮机故障预测和诊断，提出了一种新的方法，旨在克服现有的一些实现方法的知识短缺。
A novel approach for fault forecast and diagnosis of steam turbine based on rough set data mining theory is brought forward, aimed at overcoming shortages of some current knowledge attaining methods.
虽然在故障机理的研究方面已经取得了大量的成果，但大型汽轮机组的振动故障机理仍然没有全部明确，亟须进一步的深入研究。
Although in the fault mechanism research has made a lot of achievements, but large turbine units of the vibration fault mechanism, it is still not clear all further research.
已有水轮机调速系统故障诊断方法存在诊断时间长、准确率低等缺点。
At present, fault diagnosis method of hydraulic turbine governing system has many disadvantages such as long time need and low accurate ratio.
展望了烟气轮机在线监测与故障诊断系统的发展前景。
The development prospect of on line monitoring and failure diagnostic system for flue gas turbine - expander was forecasted.
针对汽轮机转子故障分类问题，采用模糊数学和自组织特征映射神经网络方法诊断汽轮机转子的故障。
In the light of the problems involved in a steam turbine rotor fault diagnosis proposed in this paper is a new diagnostic method based on a fuzzy self organizing neural network.
介绍了一种新型燃气轮机热参数故障模型。
A new fault model of thermal parameter for Gas Turbine is introduced in the paper.
此冗余冗错系统可有效的防止因停机电磁阀故障导致的汽轮机误停机。
It was approved that misoperation existed in turbine caused by accident of shutdown solenoid valve could be avoided effectively by this redundant system.
汽轮机转子在线故障诊断是关系到发电厂安全运行的重要课题之一。
On-line fault diagnosis for steam turbine rotors is important to the safe operation of power plants.
混流式水轮机转轮叶片裂纹故障严重影响了水电站的安全稳定运行和经济效益的发挥。
Cracks in Francis turbine runner blades threaten the safety, stability and economic profits of the hydropower station.
本文提出了汽轮机通流部分的故障诊断模型。
This paper presents some fault diagnosis models for steam turbine blading components.
论述了新型舰用主汽轮齿轮机组冷凝系统和轴冷凝装置的故障形式、特征、原因和处理对策。
The forms, features, causes and countermeasures of the faults for condensing system of a Marine steam turbine geared unit are introduced.
利用此系统在汽轮机转子试验台架上进行了故障诊断，得到了令人满意的结果。
The fault diagnosis system is tested on the gas turbine rotor, and the satisfying results are gained.
分析了水轮机组在线状态监测、故障诊断及微机保护之间的联系与差别。
This paper analyzes the relation and difference among on-line state monitoring, fault diagnosis and computer relay protection in water turbine.
轴位移保护的故障对汽轮机机组安全稳定的运行具有很大的危害。
Failure of axis displacement safeguard, bring about harmfulness for safety and stable operation of the steam-turbine suit.
汽轮机组状态监测与故障诊断技术是保证汽轮机安全运行和正常生产的重要措施。
The state monitoring and trouble shooting technique for the steam turbine set are the very important measures to guarantee the steam turbine to be well operated.
为了更好地进行水轮机调速器的故障诊断，利用D - S证据推理对不同的神经网络技术得出的结果进行数据融合。
In order to better estimate the fault diagnosis of the hydraulic turbine governing system, the D-S evidential reasoning is used for data fusion with the result of different neural networks.
该系统避开了干度测量的困难，利用双重校验方法及基于故障机理的效率修正方法，初步解决了核电机组湿蒸汽汽轮机的热力计算问题。
This system USES the double-check method and efficiency correction method based on fault mechanism to partly solve the problems occurring in the heat calculation for wet steam turbine.
应用汽轮机调速器调节原理分析汽轮机调速系统故障，根据故障现象判定故障原因制定解决方法，排除故障。
Turbine governor of regulation principle of speed turbine system failure, according to determine cause of the malfunction fault phenomenon developed solutions, troubleshooting.
径向碰磨是汽轮机组的主要故障之一。
为精确诊断水轮机尾水管涡带，该文提出一种基于小波包特征熵的神经网络故障诊断新方法。
To diagnose accurately vortex rope in draft tube of hydraulic turbine, this paper presents a new method of fault diagnosis based on wavelet packet and neural network.
文章介绍了某电厂600MW汽轮机组投产初期EH系统发生的各种故障，通过对故障进行分析研究，指出故障发生的根本原因及处理方法。
Several kinds of faults with the EH system that occurred in initial operation period of a native-made 600 MW steam turbine unit were introduced in this paper.
大容量、高转速水泵水轮机主轴密封相对常规水轮机主轴密封更容易发生故障。
The main shaft seal of pump turbines with large capacity at high rotational speed is more liable to failure as compared with that of conventional pump turbines.
对于燃气轮机的故障诊断目前已经涌现出很多新方法，诸如红外线监测，超声波监测以及声发射监测等等。
Currently there occur a lot of new methods to diagnose the running state of gas turbines, such as infrared monitoring, ultrasound monitoring and acoustic emission monitoring etc.
对于燃气轮机的故障诊断目前已经涌现出很多新方法，诸如红外线监测，超声波监测以及声发射监测等等。
Currently there occur a lot of new methods to diagnose the running state of gas turbines, such as infrared monitoring, ultrasound monitoring and acoustic emission monitoring etc.
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