【摘要】 对索膜结构自振特性分析的有限元方法进行了研究,介绍了BlockLanczos法进行索膜结构自振特性分析的流程,对影响索膜结构自振特性的几个主要结构参数作了对比分析,并得出相应的结论,结合相关算例验证了结论的准确性。更多还原

【Abstract】 The paper researches on the finite element method in the analysis of the natural vibration characteristics of cable-membrane structure,introduces Block Lanczos method in the process of the analysis of the natural vibration characteristics of cable-membrane structure,compares some major structural parameters which affecting the natural vibration characteristics of cable-membrane structure,and has some respective conclusions.Besides,the accuracy of the conclusions is also inspected by combining with examples.更多还原