平衡矩阵 meaning in English
balanced matrix
equilibrium matrix
Examples
- Combined the topological relation of suspen - dome and the concept of overall feasible pre - stress , by using the equilibrium matrix theory method and linear static method , the problem of distribution of initial pre - stress of suspen - dome is simplified
结合整体可行预应力的概念，并考虑结构自身的拓扑关系，采用平衡矩阵理论方法和线性静力分析法，对弦支穹顶结构的初始预应力分布的确定进行简化。 - And the procedure of solving initial prestress by equilibrium matrix theory and simplified method are elucidated . the self - stress mode of sunflower - patterned cable dome must be positive , and the mechanisms mode equals to zero . it seems like statically indeterminate structures and is geometrical stable structure
明确了葵花型索穹顶结构形态分析的具体内容；阐述了用平衡矩阵理论和简化算法求解索穹顶结构初始预应力的过程，指出葵花型索穹顶结构的自应力模态s 0且机构位移模态m = 0 ，相当于结构力学中的超静定结构，同时它也是几何稳定的结构；提出了考虑结构自重时葵花型索穹顶结构初始预应力的求解方法，这种方法求得的初始预应力更加准确。 - The cable - strut tensile structures are the self - stress equilibrium systems composed by tensional cables and struts . in this paper , the basic concept of the structures was described . the analysis methods of the structural characteristics ( statically and kinematically determinate or indeterminate ) and the geometrical stability were presented . it is indicated that the cable - strut tensile structures are in stable equilibrium with first - order infinitesimal mechanisms . the ranks of equilibrium matrix were calculated by employing the singular value decomposition , and the independent modes of inextensional mechanisms and the states of self - stress were also obtained in the same way . this paper contains some typical examples which illustrate all of the main points of the work
索杆张力结构是指由张力索和压杆组成的、具有预应力自平衡的新颖结构体系.本文详细阐述这种结构的基本概念和结构特征，讨论结构静动定体系特性和几何稳定性判定分析方法，指出索杆张力结构应具有一阶无穷小机构的几何稳定体系.文中采用奇异值分解方法计算结构平衡矩阵的秩，并计算独立机构位移模态和自应力模态.最后，对几种典型的索杆张力结构进行了算例分析