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机构地区:[1]同济大学建筑工程系,上海200092 [2]上海建筑设计研究院,上海200041
出 处:《结构工程师》2014年第2期155-163,共9页Structural Engineers
摘 要:随着大跨度结构的日益普及,楼盖振动问题也日益突出。建成后的楼盖一旦发生舒适度问题,加固改造的技术难度很高,成本很大,因此楼盖振动的舒适度问题已经提到设计日程上。但目前国内尚无统一的标准和设计方法,对同一工程的舒适度评价差别较大。对国内外的楼盖舒适度评价标准进行综述,并评述和比较了四种比较常用的人行激励荷载。最后指出了今后需要进一步研究的方向,为楼盖结构舒适度问题的进一步深入研究提供参考。Along with the increasing popularity of long-span structure, the vibration serviceability of floors is concerned. Once the problem of floor serviceability occurs after completion, it is of great technical difficulty in reinforcement and rebuilding and the cost is very high. Therefore, the vibration serviceability problem of floors need to be taken into consideration in structural design. Nevertheless, there is no unified criteria and design methods currently. Even though for the same project, the evaluation is various. This paper reviews the evaluation standards on floor vibration serviceability at home and abroad. In addition, this paper reviews and compares four human-induced dynamic load models. Finally, it points out future research direction on the vibration serviceability problem of floors, which will provide scientific reference materials for intensive research.
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