| 用应力平衡法确定斜拉桥主梁的合理成桥状态 |
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| 引用本文： | 颜东煌,李学文,刘光栋,易伟建.用应力平衡法确定斜拉桥主梁的合理成桥状态[J].中国公路学报,2000,13(3):49-52. |
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| 作者姓名： | 颜东煌 李学文 刘光栋 易伟建 |
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| 作者单位： | 1. 湖南大学,路桥工程系,湖南,长沙,410082
2. 长沙交通学院,路桥工程系,湖南,长沙,410076 |
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| 摘 要： | 根据主梁截面上、下缘的正应力控制条件，综合考虑活载作用以及斜拉索索力对主梁成桥恒载弯矩的可调性，确定斜拉桥主梁的合理数量和相应的恒载弯矩合理城，并根据实际配置的预加力确定主梁恒载弯矩可行城，为斜拉桥的合理成桥状态的确定提供依据。
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| 关 键 词： | 斜拉桥 主梁 预应力 合理成桥状态 应力平衡法 |
| 文章编号： | 1001-7372(2000)03-0049-04 |
| 修稿时间： | 1999-09-17 |
Deciding the reasonable finished dead state of the main beam of Cable-stayed bridges using stress balanced method |
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| YAN Dong-huang,LI Xue-wen,LIU Guang-dong,YI Wei-jian.Deciding the reasonable finished dead state of the main beam of Cable-stayed bridges using stress balanced method[J].China Journal of Highway and Transport,2000,13(3):49-52. |
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| Authors: | YAN Dong-huang LI Xue-wen LIU Guang-dong YI Wei-jian |
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| Institution: | YAN Dong-huang
(Department of Highway and Bridge Engineering,Hunan University,Changsha 410082,China)LI Xue-wen
(Department of Highway and Bridge Engineering,Changsha Communications College,Changsha 410076,China)LIU Guang-dong
,YI Wei-jian
(Department of Highway and Bridge Engineering,Hunan University,Changsha 410082,China) |
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| Abstract: | |
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| Keywords: | cable-stayed bridge main beam prestress reasonable finished dead state stress balanced method |
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