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委，130011)
【提要】  結(jié)合一弧形平面單軸對稱的雙塔連體大長寬比工程的設(shè)計，著重研究了這種結(jié)構(gòu)的平扭耦聯(lián)振動特性及設(shè)計中各種設(shè)計參數(shù)對其扭轉(zhuǎn)振型的影響，對設(shè)計中如何控制這種弧形平面高層連體結(jié)構(gòu)扭轉(zhuǎn)振型的出現(xiàn)次序及降低這種扭轉(zhuǎn)效應的影響進行了討論。
【關(guān)鍵詞】  弧形平面  雙塔連體結(jié)構(gòu)  平扭耦聯(lián)振動  扭轉(zhuǎn)振型
Vibration Characteristics of the Coupled Planetorsion for  Twotower Connected Building with Curvedplane/Yang Hongwei1,Zhang Jingbo2,Guo Zhidong2,Wang Shiping3,Yu Sheng4(1 Office of Changchun Check of Construction Drawings,Changchun 130021;2 China Northeast Exploration and Surveying Design & Research Co.,Changchun 130021;3 Jilin Institute of Arch. and Eng.,Changchun 130021;4 Changchun Construction Committee,130011,China)
Abstract:According to the structural design for a highrise twotower connected building with oneaxialsymmetry of huge rate of lengthwidth structure, the coupled planetorsional aseiasmic vibration characteristics and the design parameters on torsion vibration modes are analyzed.How to control the torsional vibration modes and reduce its influences on this type structure are discussed for structural design.
Keywords:highrise twotower connected structure;curvedplane;coupled planetorsion vibration;torsion vibration mode