plane frame

damage assessment of plane frame structure based on modal shape data

基于振型数据的框架结构损伤评估

The analytic method for the free vibration of plane frame structure is presented.

介绍了一种平面杆系结构自由振动的解析解法。

In this paper, formulations of support variations for the plane frame structures are presented by using Moors-Penrose inverse theory. This method can be used in analysis of structures.

利用Moors－Penrose道理论，得到了平面刚架结构支座变化的显式公式，可用于结构分析。

For plane frame structure and three-dimensional frame structure, wave passage excitation can be implemented naturally, and there is no need to solve the classical governing equations for multiple support excitations.

对于二维和三维框架结构的地震响应问题，该方法在各支座处可以自然地引入行波激励，不需要求解经典的多点激励动力学方程组。

Complex polar vector notation of complex plane frame

复杂平面机构的复数&极坐标矢量法

This paper provides several typical mega plane frame designs on condition that the variables are the combination of varying amplification factors of moment at bottom sections of ground floor columns of the minor frame on the major beams.

以位于巨型梁上的次框架底层柱底截面组合弯矩设计值增强系数的不同取值为变量，进行多个典型巨型平面框架设计。

The draught fan is characterized in that the motor shaft fixed with the impeller inducer passes through a plane frame to be fixed with the impeller inducer again.

其特征是同风叶相固定的电机轴穿过平面机座再同风叶相固定；