| 横向预应力约束加固混凝土结构抗震性能研究进展 |
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| 引用本文： | 张波,杨勇,刘义. 横向预应力约束加固混凝土结构抗震性能研究进展[J]. 震灾防御技术, 2020, 15(2): 243-251. DOI: 10.11899/zzfy20200202 |
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| 作者姓名： | 张波 杨勇 刘义 |
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| 作者单位： | 1.陕西理工大学, 土木工程与建筑学院, 陕西汉中 723001 |
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| 基金项目： | 陕西省教育厅产业化项目（14JF014） |
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| 摘 要： | 本文阐述了横向预应力约束加固技术在混凝土结构加固领域应用中的重要意义，并介绍了预应力钢板箍加固技术、预应力纤维片材加固技术、预应力钢绞线（钢丝绳）加固技术、形状记忆合金加固技术等横向约束加固方法在提高混凝土构件抗震性能方面的研究进展，为混凝土结构加固设计、施工和实际加固改造提供应用参考。
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| 关 键 词： | 混凝土结构 横向预应力 加固技术 抗震性能 |
| 收稿时间： | 2018-12-10 |
Research Progress in Seismic Strengthening of Prestress Technology on Strengthened Reinforced Concrete Structure |
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| Zhang Bo,Yang Yong and Liu Yi. Research Progress in Seismic Strengthening of Prestress Technology on Strengthened Reinforced Concrete Structure[J]. Technology for Earthquake Disaster Prevention, 2020, 15(2): 243-251. DOI: 10.11899/zzfy20200202 |
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| Authors: | Zhang Bo Yang Yong Liu Yi |
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| Affiliation: | 1.School of Civil Engineering & Architecture, Shaanxi University of Technology, Hanzhong 723001, Shaanxi, China2.School of Civil Engineering, Xi'an University of Architecture & Technology, Xi'an 710055, China3.Shaanxi Province Academy of Building Research, Xi'an 710082, China |
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| Abstract: | The application of prestress technology in strengthening field for reinforced concrete structure is presented, and the progress of the earthquake performace of the reinforced concrete element reinforced by prestressed steel jackets, prestressed FRP laminate, prestressed steel wire mesh (steel wire ropes), and shape memory alloy is introduced in detail, which provides the reference for the design and construction of reinforced concrete structure reinforcement and reinforced concrete structure reinforcement in situ. |
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| Keywords: | Reinforced concrete structure Prestress Reinforcement technique Earthquake performance |
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