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装配式混凝土复合外墙板力学性能研究

发布时间:2018-11-24 19:10
【摘要】:房屋建筑工业化指构配件生产工厂化、现场施工装配化、组织管理科学化。房屋建筑工业化可提高房屋建筑质量和生产效率,降低成本和能耗,已经成为日本、美国等发达国家的主要建筑技术。近年来,随着我国建筑业的快速发展,国家及各地方政府也在大力提倡房屋建筑工业化,特别是在住宅建设中大力提倡住宅产业化。围护结构是房屋的重要组成部分,围护结构的类型和施工方法直接影响到房屋工业化水平。装配式混凝土复合墙板是一种适合于房屋工业化的围护体系,具有安装方便、整体性好等优点,特别适合于钢框架结构和混凝土框架结构,本文主要针对装配式混凝土复合墙体进行研究:1、在现有装配式混凝土复合墙体基础上设计了一种保温装饰一体化聚苯颗粒混凝土灌注墙体,该体系依托框架结构,现场安装C型龙骨、外层保温装饰一体板、内层水泥纤维板,内外层之间灌注聚苯颗粒混凝土,实现了外围护和外装饰一次成型。2、研究了保温装饰一体化聚苯颗粒混凝土灌注墙的材料力学性能,为墙体承载力分析计算提供了依据;3、对钢框架结构和填充了保温装饰一体化聚苯颗粒混凝土灌注墙的钢框架结构分别进行了低周反复荷载试验,试验表明保温装饰一体化聚苯颗粒混凝土灌注墙有良好的抗水平地震能力、耗能能力和延性;4、对钢框架结构和填充了保温装饰一体化聚苯颗粒混凝土灌注墙的钢框架结构分别进行了有限元计算模拟,计算结果与试验结果之间吻合较好。利用有限元软件对保温装饰一体化聚苯颗粒混凝土灌注墙的不同参数进行拓展分析,弥补了试验研究的不足;5、对某四层住宅的北侧墙体的建筑物能耗和经济指标分析表明,保温装饰一体化灌注墙的保温节能效果明显,为该体系的应用奠定了基础。
[Abstract]:Housing construction industrialization refers to the industrial production of fittings, site construction and assembly, scientific organization and management. Building industrialization can improve the building quality and production efficiency, reduce the cost and energy consumption, and has become the main building technology in developed countries, such as Japan, the United States and so on. In recent years, with the rapid development of China's construction industry, the state and local governments are also vigorously promoting housing industrialization, especially in housing construction. Enclosure structure is an important part of building. The type and construction method of enclosure structure directly affect the industrialization level of building. The fabricated concrete composite wall slab is a kind of enclosing system suitable for building industrialization. It has the advantages of convenient installation and good integrity, especially for steel frame structure and concrete frame structure. This paper mainly focuses on the prefabricated concrete composite wall: 1. Based on the existing assembled concrete composite wall, a kind of thermal insulation decoration integrated polystyrene granular concrete pouring wall is designed, and the system relies on the frame structure. C type keel, outer insulation and decoration board, inner layer cement fibreboard, pouring polystyrene granular concrete between inner and outer layers are installed on the spot, realizing one molding of outer envelope and exterior decoration. 2, In this paper, the mechanical properties of materials of polystyrene granular concrete cast-in-place wall with heat preservation and decoration are studied, which provides the basis for the analysis and calculation of wall bearing capacity. 3. The low cycle cyclic loading tests were carried out on the steel frame structure and the steel frame structure filled with heat preservation and decoration integrated polystyrene granular concrete cast-in-place wall. The test results show that the thermal insulation and decoration integrated polystyrene granular concrete wall has good horizontal seismic resistance, energy dissipation and ductility. 4. The steel frame structure and the steel frame structure filled with thermal insulation and decorating polystyrene granular concrete cast-in-place wall are simulated by finite element method, and the calculated results are in good agreement with the experimental results. The finite element software is used to expand and analyze the different parameters of the thermal insulation and decoration integrated polystyrene granular concrete cast-in-place wall, which makes up for the deficiency of the experimental research. 5. The analysis of building energy consumption and economic index of the north wall of a four-story residence shows that the heat preservation and energy saving effect of the wall is obvious, which lays a foundation for the application of the system.
【学位授予单位】:中冶集团建筑研究总院
【学位级别】:硕士
【学位授予年份】:2013
【分类号】:TU37

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