modal parameter identification的意思|示意
模态参数识别
modal parameter identification的网络常见释义
模态参数辨识 ...阶累积量;子空间;模态参数辨识;有限元 [gap=935]Key words:high order cumlant;subspace;modal parameter identification;limit element模态是 机械结构的固有振动特性,指结构在各频率下的动态响应,一个系统的动态响应是其若干阶模态振型的综合。
模态参数识别 模态参数识别 : modal parameter identification… 模态应变能 : modal strain energy… 频响函数 : frequency response function frequency response function…
称之为模态参数识别 ...输出数据的处理与分析,寻求结构模态参数(频率、 阻尼比和振型)的过程,称之为模态参数识别 (Modal Parameter Identification), 从这个意义上讲,模态分析应属于参数识别的范畴。
modal parameter identification相关短语
1、 Operating Modal Parameter Identification 工作模态参数识别
2、 structural modal parameter identification 模态参数识别
3、 experimental modal parameter identification 实验模态参数识别
modal parameter identification相关例句
Modal test and parameter identification of a wind tunnel flutter model, similar to a wing with external missiles, are presented in this paper.
本文介绍了带外挂风洞颤振模型模态试验与参数识别方法。
Focusing on the defects of the classical modal parameter estimation approach, this paper investigates a novel technique for modal parameter identification of structures under operation conditions.
针对传统模态辨识方法存在的缺陷,研究了工程结构在环境激励下的模态参数的辨识问题。
Structure modal parameter online identification was used to monitor the structural health as evidenced by changes in the vibration characteristics.
为了实现结构基于振动特性的健康监测,进行了在线模态参数识别。
Real modal parameter identification has been used and 13 modes are identified. The obtained modes are compared with the results from steady exciting, ambient vibration and FEM calculation.
在识别中采用了实模态识别法,识别出前13个模态参数,并与稳态激振、环境振动及有限元计算进行了比较,结果是比较符合的。
Numerical simulation was done. The results show that it has good validity and accuracy to modal parameter identification of reticulated shell structures.
文中对该方法进行了数值模拟,结果表明,该方法能够 确保网壳结构模态参数识别的有效性和准确性。
The identification results of the 3-dof model parameters show that the continuous wavelet transform has high accuracy for the modal parameter identification of the large-scale structure.
通过三自由度模型模态参数的辨识,表明连续小波变换对于大型结构的模态参数辨识准确度高,具有现实意义。