stability of numerical integration

基本解释

It is shown that the numerical stability condition of the integration formula is same as that of the central difference method.
本文在时域有限元离散的基础上，导出了集中质量阻尼弹性结构动力模型的显式差分法，数值稳定条件同中心差分法。
The problem of stability in the numerical integration schemes of nonlinear dynamic analysis of structures is discussed by using matrix and norm theory on a rigorous and complete basis in this paper.
本文在严格、完整的基础上，利用矩阵范数理论研究了结构非线性动力分析中数值积分格式的稳定性问题，给出了判别单自由度非线性动力方程积分格式稳定性的一般数学准则。
The ordinary numerical integration method has only been adopted for the analysis of the stability of steel members so far due to its limitations of handling technology and its slow computative speed.
目前，数值积分法在结构分析中的应用本质上没有突破构件的范畴，其主要原因是技术处理存在局限性，计算速度难以使人接受。