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在役歷史保護(hù)建筑磚砌體低周反復(fù)荷載試驗(yàn)
楊偉波1,2,劉衛(wèi)東1,談曉青1,肖煌俊1
摘 要

 

1 上海理工大學(xué)城建學(xué)院土木工程系,上海 200093; 2 中國(guó)建筑科學(xué)研究上海分院,上海 200023

[摘要]以滬江大學(xué)磚木結(jié)構(gòu)優(yōu)秀歷史保護(hù)建筑物為研究對(duì)象,通過(guò)對(duì)兩組不同粘結(jié)材料制作的墻體構(gòu)件進(jìn)行低周反復(fù)荷載試驗(yàn),結(jié)合該建筑物現(xiàn)場(chǎng)檢測(cè)數(shù)據(jù),分析墻體的滯回特性、延性、耗能能力等抗震性能,并對(duì)其進(jìn)行了客觀的評(píng)價(jià)。試驗(yàn)中,試件材料和施工工藝完全依照原結(jié)構(gòu),并模擬實(shí)際荷載。結(jié)果表明,該建筑物墻體的各項(xiàng)指標(biāo)均達(dá)到甚至略高于現(xiàn)行規(guī)范的要求,具有良好的抵抗水平荷載作用的能力。

[關(guān)鍵詞]歷史保護(hù)建筑;磚構(gòu)件;試驗(yàn)研究;低周反復(fù)荷載

Low cyclic loading test on in\|service historical preserved building of brick structure

Yang Weibo1,2, Liu Weidong1, Tan Xiaoqing1, Xiao Huangjun1

(1 Department of Civil Engineering, College of Urban Construction & Environmental Engineering,

University of Shanghai for Science and Technology, Shanghai 200093, China;

2 Shanghai Branch, China Academy of Building Research, Shanghai 200023, China)

Abstract:Taking individual excellent historical preserved buildings with brick structure in University of Shanghai as objects, and based on the data of low cyclic loading test for two groups of testing brick walls as well as the scene test results of the building, the hysteretic trait, the ductility and the behavior of energy dissipation were analyzed, and an objective evaluation was given to brick structural seismic performance of historical preserved buildings. During the test, the structural material and construct technology according to the primary building and imitational vertical stress were obtained. The test result shows that the  resistant capacity of the structure can meet the request of related criterion, and represent superior performance of resisting horizontal load.

Keywords:historical preserved building; brick component; test research; low cyclic loading

*上海市科委科技攻關(guān)計(jì)劃重點(diǎn)項(xiàng)目(062512028),上海市科技創(chuàng)新行動(dòng)計(jì)劃(08DZ1203802

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