拉索连接自平衡惯容系统应用于弯剪型结构布置策略分析

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关键词：弯剪型结构；拉索连接自平衡惯容系统；布置方法；锚固位置 中图分类号：TU311.3；TU352.1 文献标志码：A DOI：10.16385/j.cnki.issn.1004-4523.202307057

Layoutschemesanalysisofthecable-bracing-self-balancing inertersystem in bending-shear structure

XIE Liyu1， YANG Zijian1， XUE Songtao1²， GONG Ling1 （1.College ofCivil Engineering，University of Tongji，Shanghai 2Ooo92，China; 2.Department of Architecture，Tohoku Institute of Technology，Sendai ，Japan）

Abstract：Focusingonatypeofcable-bracinginertersystemthatutilizespositiveandnegativeteethballscrewstoacheveself-balancingproperties，thispaperexplorestheprospectofitsappicationinighiseorsuperhighrsestructureswithcomplexdefora tioncharacteristicsofbendingandshearing.Thispaperdevelopsasimplified modelforthedynamicanalysisofbending-shearstructuresbasedonthemodifiedTimoshenkobeamtheoryinordertotakeintoaccounttheaccuracyandcomputationaleficiencyofthe simulationoftheoriginalstructuraldynamiccharacteristics.Threetypesofcablelayoutschemesareproposedforthecable-bracing selfbalancinginertersystem，andteapropratecablelyoutsforthesructureswithdiferentbndngsheardeformatiotiosare verified.Aquantitativemetricisproposedtooptimizetheanchoragepositionforstructurespecificmodalcontrol.Theaccuracyof theoptimizationresultsisconfimedinthetimeandfrequencydomains throughtheaplicationoffixedpointtheoryforsinglemodalcontrol.Thefolowing conclusionscan bederived.The higher thepercentageofbendingdeformationof thestructureis，the moreefectivetheverticalconnectionofthecableswillbe，ndthemoreefetivethedagonalconnetionwillbeasthepercetage of sheardeformation increases.Withregard tostructure-specific modalcontrol，theoptimizedanchorage positionandfixed-point theory methods can significantly increase the damping eficiency of the inerter system.

Keywords： bending-shear structure;cable-bracing-self-balancing inerter system;layout methods;anchorage position

随着中国经济的快速发展，城市中高层或超高层建筑的数量和类型越来越多。（剩余14445字）