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(1 深圳市力鵬工程結(jié)構(gòu)技術(shù)有限公司, 深圳 518034;
2 深圳市力鵬建筑結(jié)構(gòu)設(shè)計(jì)事務(wù)所, 深圳 518034)
[摘要]樓板作為主要水平構(gòu)件,不僅需要承受和傳遞荷載,而且需要協(xié)調(diào)各抗側(cè)力構(gòu)件之間的變形。高層建筑結(jié)構(gòu)樓板設(shè)計(jì)時(shí),目前只考慮豎向荷載引起的面外彎矩,而忽視了水平荷載作用下產(chǎn)生的樓板面外彎矩和面內(nèi)內(nèi)力的影響,對高層建筑樓板面內(nèi)應(yīng)力分析與設(shè)計(jì)進(jìn)行了探討,介紹了常用計(jì)算程序中分析應(yīng)力的方法,給出了樓板承載力驗(yàn)算方法。通過工程案例說明了方法的應(yīng)用。
[關(guān)鍵詞]面外彎矩; 面內(nèi)應(yīng)力; 水平荷載; 計(jì)算程序; 樓板承載力
中圖分類號:TU318.1文獻(xiàn)標(biāo)識碼:A文章編號:1002-848X(2017)01-0010-07
Slab stress analysis and design of high-rise building structure under horizontal load
Wei Lian1,2, Wang Sen1,2, Chen Zhaorong1,2, Zeng Qingli1,2, Yang Renmeng1,2
(1 Shenzhen Li Peng Structural Engineering Technology Co., Ltd., Shenzhen 518034, China;
2 Shenzhen Li Peng Building Structure Design Institute, Shenzhen 518034, China)
Abstract:As the main horizontal member, slab not only needs to bear and transfer load, but also has to coordinate the deformation between the horizontal resisting members. Only out-of-plane moment caused by vertical load is considered in the current design of high-rise building slabs, while ignoring the influence of out-of-plane moment and in-plane internal force under horizontal load. The in-plane stress analysis and design of slabs of high-rise building were discussed, and the stress analysis methods of the slab in calculation program were introduced and the checking method of slab bearing capacity was provided. Finally an engineering example was given to explain the application of the method.
Keywords:out-of-plane moment; in-plane stress; horizontal load; calculation program; slab bearing capacity
作者簡介:魏璉,研究員,Email:wl2002111@163.com。
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