本文提出一个基于知识库和专家系统技术的水轮发电机组振动故障诊断与咨询的专家系统。
A vibration diagnosis and consultation expert system for hydroelectric generating set based on knowledge base and the technique of the expert system is proposed.
理论分析和实例结果验证了基于PNN的水轮发电机组振动故障诊断方法是正确和有效的。
It is shown that the PNN method is very effectively by the theoretical analysis and practical application.
混流式水轮发电机组的振动长期以来一直严重影响机组的安全运行，因而为人们所密切关注。
For a long time, the vibration phenomenon of Francis turbine-generator units strongly affects the safe work of the units and attracts the close attention of people.
本文利用现代计算机与单片机技术，实现智能巡检管理系统对水轮发电机组的振动分析、数据采集与处理等功能。
This paper utilizes computer technique and MCU, and realizes water - wheel dynamotor 's wireless communication, vibration analysis, data acquisition and process, and so on.
根据水轮发电机组的振动特点，探讨了适合于水轮发电机组的振动故障诊断方法，即模糊诊断法。
According to the vibration features of hydraulic generator set, the paper discusses a method that is suitable for vibration fault diagnosis, namely fuzzy diagnosis method.
针对轴流式水轮发电机组在运行不长时间后，叶片出现大量有规律分布裂纹的缺陷，用有限元法对叶片进行了强度和振动计算；
This paper deals with a lot of crack failures in blades of axial_flow hydraulic turbine in operating, and calculated their strength and vibration characteristic by the finite element method.
将水轮发电机组系统的振动问题分解为轴向振动、径向弯曲振动及切向扭转振动进行研究。
The vibration of axial, radial bend and tangent torsion direction on water turbine-generator unit is discussed.
本文利用现代计算机与单片机技术，实现智能巡检管理系统对水轮发电机组的振动分析、数据采集与处理等功能。
This paper utilizes computer technique and MCU, and realizes water-wheel dynamotor's wireless communication, vibration analysis, data acquisition and process, and so on.
大型水轮发电机组的振动及由振动产生的裂纹是普通存在的现象。
Vibration and crack caused by vibration of hydraulic turbine are an ubiquitous phenomena.
大型水轮发电机组的振动及由振动产生的裂纹是普通存在的现象。
Vibration and crack caused by vibration of hydraulic turbine are an ubiquitous phenomena.
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