机构地区: 中山大学工学院应用力学与工程系
出 处: 《中山大学学报(自然科学版)》 2006年第3期13-16,共4页
摘 要: 用梁格法建立了香港Gascoigne天桥某一跨的有限元模型。并利用基于响应灵敏度有限元法对该有限元模型进行了修正。修正后的有限元模型计算所得到的动态响应与实测的响应比原始有限元模型所得到的吻合得好。文章表明所提方法能够对实际工程结构进行模型修正。 A finite element model (FEM) of one span of Gascoigne Road Flyover in Hong Kong is presented using grillage method. And the FEM is further updated by response sensitivity based model updating method. The calculated dynamic responses after model updating match better with the measured ones than those from the original FEM. Study shows that the proposed method can be used to finite element model updating for engineering structures.