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竖缝式墙型阻尼器力学性能及减震效果研究

郑杰 李爱群

华中科技大学学报(自然科学版)Issue(1):73-77,5.
华中科技大学学报(自然科学版)Issue(1):73-77,5.DOI:10.13245/j.hust.140116

竖缝式墙型阻尼器力学性能及减震效果研究

郑杰 1李爱群2

作者信息

  • 1. 东南大学土木工程学院,江苏 南京 210096
  • 2. 东南大学混凝土及预应力混凝土结构教育部重点实验室,江苏 南京 210096
  • 折叠

摘要

Abstract

The theory and experiment of the mild steel damping wall with vertical slits was analyzed. Based on the theoretical analysis,formulas of key parameters of the mild steel damping wall with ver-tical slits,including the elastic lateral stiffness,the shear bearing capacity and the yield displacement, were derived.By using the numerical models of dampers calibrated through test data,the adjustment coefficient of the bearing capacity was specified.Taking a steel frame as an example,the numerical example was analyzed.The results show that a large proportion of seismic energy can be dissipated by the mild steel damping walls with vertical slits,and the dampers significantly reduce the seismic re-sponses of the steel frame and have a desirable energy dissipation capacity.

关键词

软钢阻尼器/竖缝/力学性能/减震性能/钢框架

Key words

mild steel damper/vertical slit/mechanical behavior/damping performance/steel frame

分类

建筑与水利

引用本文复制引用

郑杰,李爱群..竖缝式墙型阻尼器力学性能及减震效果研究[J].华中科技大学学报(自然科学版),2014,(1):73-77,5.

基金项目

国家自然科学基金资助项目(51278104). ()

华中科技大学学报(自然科学版)

OA北大核心CSCDCSTPCD

1671-4512

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