运载火箭结构动力分析的一些新技术 第二部分:运载火箭结构动力学分析

Some New Technologies for Structural Dynamic Analysis of Launch Vehicle

总结了运载火箭结构动力学的研究 ,简要地介绍结构动力分析技术的一些新技术 ,提出子结构试验模型综合技术、子结构试验模态综合技术和几种精确模态综合法 。

The structural dynamic research of launch vehicle is summarized, and some new technologies for structural dynamic analysis are introduced. The synthetic technologies for substructure test model and substructure test modal and some synthetic methods for precision modal are proposed. These technologies have been used to analyze the dynamic characteristics of large strap on launch vehicle.