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某运动场地大跨楼盖舒适度分析与控制
Comfort Analysis and Control of A Large Span Floor in A Sports Field
【摘要】 根据最新的建筑楼盖结构振动舒适度技术标准及相关规范,采用有限元分析软件Etabs,对某大跨楼盖进行了有节奏运动舒适度分析与振动控制设计。结果表明:有节奏运动作用下的大跨楼盖,舒适度是结构设计的主要控制因素,须采取一定的减振措施,才能满足规范对楼盖舒适度的控制要求。本工程通过合理布置调谐质量阻尼器(TMD),对该有节奏运动作用下的大跨楼盖振动进行了有效控制。
【Abstract】 According to the latest technical standard of vibration comfort of building floor structure,using the finite element analysis software ETABS,the rhythmic motion comfort analysis and vibration control design of a long-span floor are carried out. The results show that the comfort degree is one of the control factors in the structural design of long-span floor under the action of rhythmic movement,and some measures of vibration reduction must be taken generally to meet the control requirements of the code for the comfort degree of floor.In this project,the tuned mass damper(TMD)is reasonably arranged to effectively control the vibration of the large-span floor under the rhythmic motion.
【Key words】 long-span floor; rhythmic motion; degree of comfort; tuned mass damper;
- 【文献出处】 结构工程师 ,Structural Engineers , 编辑部邮箱 ,2021年06期
- 【分类号】TU311.3
- 【下载频次】178