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柱承式贮(群)仓在水平地震作用下的扭转效应
引用本文:李斌魁.柱承式贮(群)仓在水平地震作用下的扭转效应[J].西安建筑科技大学学报(自然科学版),1990(1).
作者姓名:李斌魁
作者单位:西安冶金建筑学院基础课部
摘    要:文章引入扭转效应系数的概念,根据群仓平移—扭转耦联振动微分方程,应用反应谱振型分解法,导出了群仓周期扭转效应系数和支柱内力扭转效应系数的解析公式。经过分析简化,找出了主要控制参数,提出了考虑群仓的地震扭转效应时,支柱地震内力的工程算法,并给出了工程设计用数值计算表。

关 键 词:扭转/柱承式群仓  扭转振动效应  平移—扭转耦联振动

Torsional Effect of the Column-Supported Group Silos Under the Action of Horizontal Earthquake
Li Binkui.Torsional Effect of the Column-Supported Group Silos Under the Action of Horizontal Earthquake[J].Journal of Xi'an University of Architecture & Technology,1990(1).
Authors:Li Binkui
Affiliation:Li Binkui Department of Basic Courses
Abstract:Introducing the concept for coefficient of torsional effect, applying the resolution meth-od for reactive spectrum-vibration model, and based on the differential equation of couplingtranslating-torsional vibration for the group silos, the analytical formulae of twocoeffieients, periodically torsional effect and torsional effect for the internal force of the sup-porting columns, have been derived. The main control parameters and its engineering calcu-lation have been obtained after simplified the analytic formulae. The table of numerical com-putation has also been provided for the engineering design.
Keywords:torsion / column-supported group silos  torsional vibration effect  coupling translating-torsional vibration  
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