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Energy dissipation capacity of steel plate shear walls |
Received:February 20, 2012 Revised:April 29, 2012 |
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DOI:10.7511/jslx201303018 |
KeyWord:steel plate shear wall infill wall hysteretic energy pinching parameter the ratio of span to height the ratio of height to thickness |
Author | Institution |
孙国华 |
苏州科技学院江苏省结构工程重点实验室, 苏州 |
顾强 |
苏州科技学院江苏省结构工程重点实验室, 苏州 |
何若全 |
苏州科技学院江苏省结构工程重点实验室, 苏州 |
方有珍 |
苏州科技学院江苏省结构工程重点实验室, 苏州 |
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Abstract: |
Hysteretic energy of steel components with different hysteretic characters in steel plate shear wall (SPSW) need to be calculated reasonably using energy-based seismic design method.In order to reflect the pinching effect of hysteretic curve,the stage and average pinching parameter were proposed in this paper,and the simplified computing method of steel component hysteretic energy with different pinching characters was also suggested.An one-story steel plate shear wall with moment resisting steel frame was designed,and the hysteretic behavior and energy dissipation capacity were analyzed.A total of twelve one-bay,one-storey SPSW with pinned connections were designed,and the effects of the ratios of span to height and height to thickness on hysteretic behavior of steel infill wall were analyzed.The rule of pinching parameter was concluded,and simplified calculating formula was proposed. |
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