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工业建筑  2009 

体外预应力加固钢筋混凝土连续梁的试验研究

DOI: 10.13204/j.gyjz200912009, PP. 32-35

Keywords: 体外预应力,连续梁,内力重分布,应力增量

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Abstract:

通过6片体外预应力加固钢筋混凝土连续梁试验研究,以内支座相对受压区高度和预应力配筋指标为参数,得到了加固梁的变形和体外筋应力增长规律,加固梁的跨中变形与体外筋的应力增长主要分为三个阶段,且二者具有较好的相关性,加固梁在极限荷载下的内力重分布比较充分。

References

[1]  Harajli M H.Strengthening of Concrete Beams by External Prestressing[J].PCI Journal,1993,38(6):76-88.
[2]  Ayaho Miyamoto.Behavior of Prestressed Beam Strengthened withExternal Tendons[J].Journal of Structure Engineering,2000,126(9):1033-1044.
[3]  Murat Saatcioglu.External Prestressing Concrete Column for ImprovedSeismic Shear Resistance[J].Journal of Structure Engineering,2003,129(8):1057-1070.
[4]  Nihal Ariyawardena.Prestressing with Unbonded Internal or ExternalTendons:Analysis and Computer Model[J].Journal of StructureEngineering,2002,128(12):1493-1501.
[5]  Xiao Hanwu.Tendon Model for Nonlinear Analysis of ExternallyPrestressed Concrete Structures[J].Journal of Bridge Engineering,2003,129(1):96-104.

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