高烈度區(qū)某多層隔震結(jié)構(gòu)設(shè)計(jì)及應(yīng)用
商黔建1,肖啟仁1,姚激2
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商黔建1,肖啟仁1,姚激2(1 云南怡成建筑設(shè)計(jì)有限公司, 昆明 650118; 2 昆明理工大學(xué)建筑工程學(xué)院, 昆明 650500)[摘要]結(jié)合高烈度區(qū)工程實(shí)例,采用兩階段設(shè)計(jì)方法,設(shè)計(jì)并分析隔震結(jié)構(gòu)各部位不同抗震性能要求及隔震構(gòu)造,同時(shí)進(jìn)行了隔震結(jié)構(gòu)的抗震性能與隔震效果分析。研究結(jié)果表明:隔震結(jié)構(gòu)滿足高烈度區(qū)地震作用下的抗震需求,減震效果良好,同時(shí)又優(yōu)化了建筑功能。在高烈度區(qū),隔震是提高建筑抗震性能的一種性價(jià)比較高的方法。[關(guān)鍵詞]基礎(chǔ)隔震; 簡(jiǎn)化計(jì)算; 時(shí)程分析; 減震系數(shù); 隔震縫中圖分類號(hào):TU352.12 文獻(xiàn)標(biāo)識(shí)碼:A 文章編號(hào):1002-848X(2013)14-0053-04Design and application of a multilayer isolation structure in high seismic intensity areaShang Qianjian1, Xiao Qiren1, Yao Ji2(1 YIC Architectural Design Co., Ltd., Kunming 650118, China; 2 Faculty of Civil Engineering and Architecture, Kunming University of Science and Technology, Kunming 650500, China)Abstract: Combined with the engineering example in high intensity zone, two stage design method was adopted to design and analyze different seismic performance of various parts of isolation structure and isolation construction, to provide a reference for isolation design. Seismic performance and seismic isolation effect of isolated structure were analyzed also. The analysis results show that the isolation structure could meet the seismic requirements in high seismic intensity area and has good damping effect, and the building function is optimized. So isolation is a method which has higher cost-effective to improve the seismic performance of the structure.Keywords: base isolation; simplified calculation; time history analysis; damping coefficient; isolation joint作者簡(jiǎn)介:商黔建,學(xué)士,高級(jí)工程師,一級(jí)注冊(cè)結(jié)構(gòu)工程師,Email:shangqianjian@sina.cn。參考文獻(xiàn)[1]蔣金梁,任牮時(shí).某體育館隔震結(jié)構(gòu)設(shè)計(jì)與應(yīng)用[J].建筑結(jié)構(gòu),2013,43(1):14-16.[2]鄢興祥,朱玉華. 云南省昆明博物館新館基礎(chǔ)隔震結(jié)構(gòu)非線性動(dòng)力分析[J].結(jié)構(gòu)工程師,2010,26(5):79-84.[3]黨育,杜永峰.不對(duì)稱大底板多塔樓隔震結(jié)構(gòu)的地震響應(yīng)分析[J].防災(zāi)減災(zāi)工程學(xué)報(bào),2012,32(4):452-457.[4]GB 50011—2010 建筑抗震設(shè)計(jì)規(guī)范[S].北京:中國(guó)建筑工業(yè)出版社,2010.[5]孫柏峰,潘文.多層隔震結(jié)構(gòu)兩階段設(shè)計(jì)方法[J].世界地震工程,2008,24(3):25-28.[6]CECS126:2001 疊層橡膠支座隔震技術(shù)規(guī)程[S].北京:中國(guó)工程建設(shè)標(biāo)準(zhǔn)化協(xié)會(huì),2001.
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