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预应力混凝土先简支后连续梁桥结构动力性能分析 被引量:6

Analysis of Dynamic Characteristics in Structures of Prestressed Concrete Girder Bridge of First Simply-Supported Then Continuous Constructions
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摘要 以开县赵家大桥为工程背景,基于ANSYS建立其模型,分析其动力性能,并以该桥的动力实测数据对分析结果进行验证,表明了在结构型式简单、各构件间相互联系明确的情况下基于有限理论分析桥梁动力性能是有效可靠的方法。 As background of engineering with Kaixianzhaojia bridge, its model is established based on ANSYS,its dynamic characteristics are analyzed, and analyzed results are verified with measured dynamic data of present bridge. Verified results indicate that on this basis of finite element theory, moreover under conditions of the structure types are simple and the mutual relations between various members are explicit, analyzing the dynamic characteristics of bridge is effective and reliable.
出处 《北方交通》 2008年第8期89-92,共4页 Northern Communications
关键词 桥隧工程 有限元 动力特性 结构性能 试验 Bridge tunnel engineering Finite element Dynamic characteristics Structure properties Test
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