| 后张法预应力结构施工分析 |
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| 引用本文： | 姬海伟.后张法预应力结构施工分析[J].山西建筑,2012,38(14):104-105. |
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| 作者姓名： | 姬海伟 |
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| 作者单位： | 山西潞安工程有限公司,山西长治,046200 |
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| 摘 要： | 简要介绍了后张预应力施工工艺流程、预应力材料、张拉设备及预应力施工要点,阐述了预应力施工中预应力伸长值计算与修正方法,从而了解了后张法预应力施工方法在大跨度混凝土结构工程中的应用,对同类工程施工具有指导意义。
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| 关 键 词： | 后张法预应力 大跨度 钢绞线 伸长值 |
On analysis of post-tensioning method prestressed structure construction |
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| JI Hai-wei.On analysis of post-tensioning method prestressed structure construction[J].Shanxi Architecture,2012,38(14):104-105. |
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| Authors: | JI Hai-wei |
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| Affiliation: | JI Hai-wei(Shanxi Lu’an Engineering Co.,Ltd,Changzhi 046200,China) |
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| Abstract: | The paper briefly introduces the construction craft procedure,the prestressed materials,the tension equipment,and the prestressed construction points of the post-tensioning prestress,illustrates the calculation of the prestressed extension value and the correction methods,so as to understand the application of the post-tensioning prestressed construction methods in the large-span concrete structure projects,so it has some directive significance for the similar engineering construction. |
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| Keywords: | post-tensioning prestress large span steel strand extension value |
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