| 体外预应力混凝土梁的特点及极限强度分析探讨 |
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| 引用本文： | 张文禄,张瑞云.体外预应力混凝土梁的特点及极限强度分析探讨[J].安徽建筑,2008,15(6). |
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| 作者姓名： | 张文禄 张瑞云 |
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| 作者单位： | 1. 中铁四局集团有限公司,安徽,合肥,230023
2. 石家庄铁道学院土木分院,河北,石家庄,050043 |
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| 摘 要： | 文章讨论了体外预应力混凝土结构的特点,综述了各不同规范规程有关外荷载作用下体外预应力筋应力增量计算的一些规定,并讨论了这些方法的特点及存在的缺陷,最后讨论了极限承载能力计算的问题。
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| 关 键 词： | 混凝土 体外预应力 预应力 结构 |
Approach to the Features of Externally Prestressed Concrete Beam and the Ultimate Strength of It |
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| Zhang Wenlu et al.Approach to the Features of Externally Prestressed Concrete Beam and the Ultimate Strength of It[J].Anhui Architecture,2008,15(6). |
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| Authors: | Zhang Wenlu |
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| Affiliation: | China Railway No.4 Engineering Group Co.;Ltd.;Hefei 230023;China |
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| Abstract: | The article presents the features of externally prestressed concrete structure, summarizes different stipulations for incremental stress computation of the externally prestressed tendon under load and points out the characteristics and deficiencies of these computation method and finally it discusses on how to figure out the ultimate strength of the structure. |
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| Keywords: | concrete external prestress prestress structure |
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