委，130011)
【提要】  结合一弧形平面单轴对称的双塔连体大长宽比工程的设计，着重研究了这种结构的平扭耦联振动特性及设计中各种设计参数对其扭转振型的影响，对设计中如何控制这种弧形平面高层连体结构扭转振型的出现次序及降低这种扭转效应的影响进行了讨论。
【关键词】  弧形平面  双塔连体结构  平扭耦联振动  扭转振型
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