The error analysis proves that this method can realize the exact identification of the structure boundary support stiffness if the modal test results are of enough accuracy.
误差分析表明,如果模态试验结果具有足够的精度,用本文方法能够准确地实现结构边界支承刚度识别。
The parameter identification of joining stiffness of rudder hydraulic servo mechanism can be done by using the direct method of characteristic equation anti problem.
应用特征方程反问题的直接方法对舵面-液压伺服机构连接刚度参数进行了辨识。
The calculation methods about damage story stiffness and the residue story strength of damage structure are presented by the method of parameter identification.
提出基于参数识别方法的损伤结构层间刚度及剩余强度计算方法;
Joint dynamic stiffness and damping were identified via solving the former identification model by use of least square method (LSM) or neural network method.
分别采用最小二乘法和神经网络方法对上述方程进行求解,推导出了关节动态刚度和阻尼的辨识模型。
After updating the model, this paper carried out the experiment of identifying the position and section stiffness of steel support based on the neural network multi-step identification method.
模型修正后,本文基于神经网络的多重分步识别方法,对斜支撑进行位置及截面刚度的识别。
This study presents a modal parameters identification approach which can identify the cable tension and bending stiffness simultaneously only from the cable frequencies.
提出了由拉索实测振动频率同时识别出拉索索力和抗弯刚度的模态参数识别法。
The stiffness of the connection joint which connect different parts of a complex structure can be extracted by identification method.
由若干部件经一定的连接部件组成的复杂结构系统,其连接部件的连接刚度可通过参数识别的方法来提取。
In this paper, using the information of the forced vibration response of the deterministic modal system, identification are made for the parameters of the stiffness and damping structure.
本文利用确定性模型系统的的强迫振动响应信息对系统的刚度和阻尼结构参数进行了认别。
In this paper, using the information of the forced vibration response of the deterministic modal system, identification are made for the parameters of the stiffness and damping structure.
本文利用确定性模型系统的的强迫振动响应信息对系统的刚度和阻尼结构参数进行了认别。
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