This article briefly discusses the basic principle and method of machine condition monitoring, preventive maintenance and vibration diagnosis based on the vibration testing and analysis.
对以振动测试和分析为基础的机器状态监测、预防性维修及振动诊断的基本原理和方法作了简要论述。
In order to optimizing the vibration isolation of some diesel generator set, an analysis of the vibration character and excitation forces of it is presented through theory study and vibration testing.
通过对频响函数的测试，获得了某型柴油发电机组隔振系统各阶刚体模态频率和弹性模态频率，分析了该机组振源和振动特点。
This paper studied mathematical mould and vibration curve, it used vibration analysis and mathematics and physical method, and used sonic testing of axles, too.
本文利用振动分析理论和数学物理方法对音频检测轴类零件的数学模型和振型曲线进行研究。
The paper describes the testing and analysis techniques for piping system vibration, and proposes some pipe vibration evaluation criteria, and also introduces some foreign standards related.
本文讨论的是管道系统振动的测试与分析技术，并提出建议的管道评价准则，同时介绍国外相关标准情况。
Finally, Based the analysis of theory modal, a modal testing program has been designed according to the existing test equipments, which prepares for the next testing of the vibration and noise.
在理论模态分析的基础上，根据现有的试验设备设计了合理的试验方案，为下步的振动与噪声的试验做了必要的理论准备。
The predictions of vibration and response of object ship structure obtained by using analysis and calculation method described in this paper have good consistency with real ship testing results.
本文采用的分析计算方法对目标船结构振动及响应预报值，与实船试验数据具有很好的一致性。
Through the ambient vibration testing, this paper make a comparative analysis of the theoretical conclusion and experimental data.
在此基础上，采用环境随机振动法进行动载试验，并对理论分析计算值和动测试验值进行比较分析。
The paper applies the vibration theory, modal analysis theory and the technique of vibration testing & signal processing to make an analysis of the calculating modal and test dynamic characteristics.
应用振动理论、有限元方法、模态分析理论对干燥机进行了计算模态分析和动态试验。
A VI-based spectrum analysis instrument using CVI software is designed and it is used to test and analyze sensor output signal of jet loom vibration. The whole testing system is established.
使用CVI软件设计了一种基于虚拟仪器的频谱分析仪，并将其运用于喷气织机振动传感器输出信号测试与分析中，建立了整个测试系统。
VI-based spectrum analysis instrument using CVI software is designed and it is used to test and analyze sensor output signal of jet loom vibration. The whole testing system is established.
使用CVI软件设计了一种基于虚拟仪器的频谱分析仪，并将其运用于喷气织机振动传感器输出信号测试与分析中，建立了整个测试系统。
The analysis of sound and vibration testing result was discussed.
接着对噪声测量结果和振动测量结果进行了总结和分析。
The analysis of sound and vibration testing result was discussed.
接着对噪声测量结果和振动测量结果进行了总结和分析。
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