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某超限高层建筑振动台试验模型设计与制作
张洁静1,顾永腾2,陈伟1
摘 要

(1 杭州市房屋安全鉴定事务管理中心, 杭州 310003;

2 上海经纬建筑规划设计院股份有限公司浙江分公司, 杭州 310020)

[摘要]拟对某超限高层建筑结构模型进行模拟地震振动台试验,该建筑塔楼53层,结构高度250m。该建筑塔楼在5~6层之间、20~22层之间、37~39层之间布置了三道环形钢桁架,第二道环形桁架作为结构的加强层,第三道环形桁架为结构的加强层兼作转换层,通过转换层,办公层转换为酒店层,巨型柱转变为密柱。由于该建筑塔楼属于超限结构,对该建筑塔楼进行了振动台试验。在振动台试验过程中,对模型材料的选取、动力相似关系等进行了分析,对构件截面设计及简化方法进行了讨论,对模型施工方法进行了叙述,并对设计和施工中的误差进行了分析。

[关键词]超限高层; 振动台试验模型; 设计与制作; 误差

中图分类号: TU317+.1 文献标识码: A文章编号:  1002-848X(2016)S1-0336-04

 

Designation and fabrication of shaking table testing model on a super-tall building

Zhang Jiejing 1, Gu Yongteng 2, Chen Wei 1

(1 Hangzhou City Housing Safety Identification Management Center, Hangzhou 310003, China;

2 Shanghai Longilat Architectural Design & Research Institute Co., Ltd., Zhejiang Branch, Hangzhou 310020, China)

Abstract: The shaking table testing model of a complex steel-concrete composite super-tall building was tested. The height of the 53-storeyed building is 250m. There are three annular trusses between 5~6 storey, 20~22 storey and 37~39 storey, among which the second annular truss served as the strengthened storey and the third annular truss served as the strengthened and transfer storey. Through the transfer storey, office stories change into hotel stories, meanwhile mega-columns transfer to closed columns. Because the height of the building obviously exceeds the stipulated maximum height, a shaking table test of this building was made. In the test, the selections of the model material and the similitude relationship were analyzed, the section design and simplifications of the model were discussed, the fabrication of the model was related, and the error in the designation and fabrication of the model was analyzed.

Keywords: super-tall building; shaking table testing model; designation and fabrication; error

 

作者简介:张洁静,硕士研究生,工程师,Email:94698523@qq.com。

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