运用固有应变法研究了六个固有应变分量分别对搭接接头焊接角变形的影响。
The effect of each inherent strain component on the angular distortion of the lap joint is studied using inherent strain method.
提出一种由固有频率和模态分量构成的组合参数作为支持向量机输入向量的方法。
A method using combined parameters of natural frequencies and modal components as input vectors for support vector machine is presented in this paper.
因此，通过有限元软件ANSYS对具有各种损伤程度的结构进行模态分析，得到固有频率和模态分量的数据，经过归一化处理后作为神经网络的输入向量。
Therefore, through structural modal analysis with different damage degree using ANSYS, get natural frequencies and mode shape data as neural network input vector after unitary.
该方法将单元模态应变能分解为拉压、扭转和弯曲模态应变能，利用单元的主要模态应变能分量与结构固有频率的改变量对结构裂纹位置进行识别。
In the method the modal strain energy of an element is divided into tension modal strain energy, torsion modal strain energy and bending modal strain energy.
该方法将单元模态应变能分解为拉压、扭转和弯曲模态应变能，利用单元的主要模态应变能分量与结构固有频率的改变量对结构裂纹位置进行识别。
In the method the modal strain energy of an element is divided into tension modal strain energy, torsion modal strain energy and bending modal strain energy.
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