Vibration response signal of impulse fault is generally time variant. It is difficult to early detect and diagnose by means of traditional methods.
冲击故障的振动响应信号是时变的，用传统的诊断方法一般难以进行早期发现和诊断。
The identification of modal parameters of a vibration system by means of random response and free response signal is discussed.
本文讨论利用振动系统的随机响应和自由响应信号识别系统模态参数问题。
This paper mainly discusses the digital signal processing of the vibration response of a motor cycle back sighted mirror excited by a train of equally spaced impulses.
主要探讨了摩托车后视镜在等时间间隔冲击串激励下振动响应信号的数字处理方法。
A new method of estimating characteristic parameters for continuous spectrum of response signal of damped free vibration is presented in this paper.
针对自由衰减振动信号的连续谱，提出了一种估计特征参数的方法。
In view of the uncertainty of the load and the randomness of the response signal, the wavelet analysis is used to process the collection of vibration signals, so as to avoid the observation overflow.
针对结构承受荷载的不确定性以及响应信号的随机性，运用小波分析对振动信号进行采集处理，避免了观测溢出。
The tested signal on pile head is the convolution of the vibration resource and frequency response function of itself in domain of time.
实测桩顶响应信号是振源与系统频响函数的时域卷积。
Tosional moments acting on diesel crankshaft were identified through a time domain method that uses impulse response matrix and the torsional vibration signal measured at a single point.
给出了使用柴油机输出端扭振响应识别曲轴所受转矩的脉冲响应方法。
Tosional moments acting on diesel crankshaft were identified through a time domain method that uses impulse response matrix and the torsional vibration signal measured at a single point.
给出了使用柴油机输出端扭振响应识别曲轴所受转矩的脉冲响应方法。
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