Analysis of rotor vibration characteristic for turbine generator rotor winding inter-turn short circuit fault;
汽轮发电机转子匝间短路时转子振动特性分析
This paper suggests a networked test and measurement system on rotor vibration equipment.
介绍了一种转子振动试验网络化测试系统,给出了用Lab VIEW SQL Toolkit实现LabVIEW和SQL Server互访的方法,并用此方法实现网络化数据库,通过实例介绍了一种小型化转子振动试验网络化测试系统,包括系统结构、数据采集、数据处理与分析以及测试数据和图像,实现了实时的网络化测试和数据传输。
This paper introduces technique on early failure diagnosis of rotor vibration, firstly analyses failure character of rotor, vane, bearing and gear, and then identify the position, type and extent of failure with the technique of real-time powespectrum and ceptrum, at last i.
航空发动机成本高，寿命低，难维护；发动机故障造成飞机失事的例子时有发生，倍受人们的重视；据统计，该类故障中的80％来自于结构复杂、高速旋转的转子部件；讨论生产试车中转子振动故障的早期诊断技术，首先分析转子、叶片、轴承、齿轮故障的特征；而后通过实时的功率谱、倒频谱分析技术识别与此特征对应的故障位置、类型及程度；最后以某型发动机转子振动的实例说明该项技术的实际应用。
Based on an ARMA(auto-regression moving average) model for turbine rotor vibration-fault series,the authors have calculated the self-spectral functional values through the use of ARMA model parameters and established a self-spectral function atlas for turbine rotor vibration-fault time series.
根据Bently实验台所采集的碰摩、松动、不对中、不平衡4种典型的汽轮机转子振动故障水平方向与垂直方向的数据所建立的汽轮机转子振动故障序列自回归滑移平均(ARMA)模型,由ARMA模型参数计算自谱函数值,建立汽轮机转子振动故障时间序列的自谱函数图谱。
flexible rotor vibration control system
柔性转子振动控制系统
The Rotor Vibration Research of Vehicle Magnetic Levitation Flywheel Battery;
车载磁悬浮飞轮电池的转子振动研究
Reducing the vibration for the YL-14000A fuel gas turbine rotor
YL-14000A型烟机转子振动处理
Analysis and Processing of the Vibration of Turbine Compressor Rotor
透平压缩机转子振动原因分析及处理
Vibration Characteristics of Rotor System of Large Motor Based on ANSYS
基于ANSYS的大电机转子振动特性分析
mode of combined rotor
组合转子的振动波型
Molecules rotate and vibrate by virtue of their heat.
分子因热效应而发生转动和振动。
Research on Rotor Dynamics Identity and Vibration of Centrifugal Compressor;
离心压缩机转子动力特性与振动分析
Rovibronic and Pure Rotational Spectra of Transient Molecules;
瞬态分子的电子振转和纯转动光谱研究
Electrons can jiggle and wiggle in a more energetic manner.
原子能以更有力的方式旋转与振动。
Multiple-disk Rotor-Stator System s Vibrations Due to Axial Contacts;
多盘转静子系统轴向摩擦的振动分析
Research on the Dynamic Response of Rotor-Bearing-Isolator System;
转子—支承—减振器系统动力学特性研究
Magnetic Force and Lateral-torsional Coupling Vibration on a Turbo-generator Rotor;
发电机转子的磁拉力与弯扭耦合振动
Diagnosis and treatment of fault resulting from the generator rotor unstable vibration
发电机转子不稳定振动的诊断与处理
Blind Identification of Rotors' Mixed Vibration Signals Based on Negative Entropy Arithmetic
基于负熵的转子混叠振动信号盲识别
Critical speed calculation and mode analysis of rotor for high speed motor
高速电机转子临界转速计算与振动模态分析
Vibration Analysis of a Double Span Shaft with Double Rotors for Critical Speed Experiment
双跨双转子轴临界转速实验装置振动分析
Torsional vibration absorbers
GB/T16305-1996扭转振动减振器