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邀山阁游客流量控制研究 被引量:1
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作者 邓晖 陈太聪 罗小虎 《防灾减灾工程学报》 CSCD 2010年第3期320-324,共5页
邀山阁是一座4层砖石结构楼阁,目前西北角墙体倾斜严重且墙体、石柱存在竖向裂缝。基于保护邀山阁的需要,应用等效体积单元(RVE)进行墙体的有限元分析,通过调整弹性模量和优化有限元模型来模拟砌体带裂缝时的工作状态;在应力值及其变化... 邀山阁是一座4层砖石结构楼阁,目前西北角墙体倾斜严重且墙体、石柱存在竖向裂缝。基于保护邀山阁的需要,应用等效体积单元(RVE)进行墙体的有限元分析,通过调整弹性模量和优化有限元模型来模拟砌体带裂缝时的工作状态;在应力值及其变化值比较大的关键部位选取了26个控制点,进行应力包络分析;在合理的安全系数和游客荷载最不利工况下,得到了邀山阁游客的合理控制数量。本研究将有益于古建筑的长期保护和合理开发利用。 展开更多
关键词 等效体积单元(RVE) 包络分析 游客流量控制 砖石结构损伤
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Performance of a Curtainwall in the Magnitude 6.3 Christchurch Earthquake of February 22, 2011
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作者 Peter Lalas 《Journal of Civil Engineering and Architecture》 2016年第12期1344-1354,共11页
On February 22,2011, Christchurch in New Zealand experienced a magnitude 6.3 earthquake which devastated many of the buildings in the city, especially those made of masonry construction. Janus Facades was asked to ins... On February 22,2011, Christchurch in New Zealand experienced a magnitude 6.3 earthquake which devastated many of the buildings in the city, especially those made of masonry construction. Janus Facades was asked to inspect the facade of a fourteen storey building which had a curtainwall-clad tower and granite and tile cladding on the three storey podium. The unitised curtainwall was not well designed. It did not have adequately sized joints in accordance with industry standards to absorb seismic effects and it was never really weathertight. Most of the damage to the curtainwall was caused by the damaged structure. Damage to the structure and internal fittings was also observed. 展开更多
关键词 Curtainwall. earthquake seismic capability moveable joints.
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