The frequency response functions of relative displacement and absolute acceleration are derived under acting of harmonic ground excitation.
推导了地面简谐运动作用下的加速度和位移的频率响应函数。
This paper presents a synthesized model updating method using the modal parameters and frequency response functions(FRF) extracted from the vibration test data.
文章提出了一种利用模态参数和由振动试验数据求得的频响函数来进行模型修正的方法。
The first and second order frequency response functions obtained were compared with the corresponding theoretical ones.
该相位信息需从频域分析得出。 本文应用摄动理论推导了到二阶的锚泊线张力响应函数。
In this paper, an experimental study on spectra of vibration acceleration and frequency response functions of DG3-brush cutter was carried out.
该文对国产DG3型割灌机的振动频谱以及各振源点与手柄间的振动传递函数进行了实验分析。
The exact synthesis equation of motion in frequency domain and frequency-response functions for structural vibration were obtained according to the Ritz procedure.
然后根据里兹法，得到结构精确综合的频域运动方程与频响函数；
The synthesis capacity and accuracy of the proposed method were verified by using numerical results regarding frequency-response functions.
最后通过数值结果验证该方法的综合能力与准确性。
The synthesis capacity and accuracy of the proposed method were verified by using numerical results regarding frequency-response functions.
最后通过数值结果验证该方法的综合能力与准确性。
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