| 预应力混凝土梁桥结构耐久性多级模糊综合评估 |
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| 引用本文： | 赵卓,张海廷,赵永伟.预应力混凝土梁桥结构耐久性多级模糊综合评估[J].河南科学,2010,28(8):949-953. |
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| 作者姓名： | 赵卓 张海廷 赵永伟 |
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| 作者单位： | 1. 郑州大学,土木工程学院,郑州,450002
2. 华北水利水电学院,水利职业学院,郑州,450011 |
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| 摘 要： | 综合运用了混凝土结构理论、模糊数学理论及结构检测技术等基本理论和方法,对预应力混凝土梁桥结构耐久性评估这一重要课题开展了相关研究.系统分析了影响预应力混凝土结构耐久性的主要因素,提出了基于模糊综合评判理论的预应力混凝土梁桥结构耐久性评估系统,实现了在役梁桥结构基于检测的耐久性多级模糊综合评估.结合工程实例,验证了评估方法的可行性.
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| 关 键 词： | 预应力混凝土梁桥 耐久性 多级模糊综合评估 隶属度函数 |
Multi-Level Fuzzy Comprehensive Durability Evaluation of PRC Beam-Bridge Structures |
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| Zhao Zhuo,Zhang Haiting,Zhao Yongwei.Multi-Level Fuzzy Comprehensive Durability Evaluation of PRC Beam-Bridge Structures[J].Henan Science,2010,28(8):949-953. |
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| Authors: | Zhao Zhuo Zhang Haiting Zhao Yongwei |
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| Institution: | 1.School of Civil Engineering,Zhengzhou University,Zhengzhou 450002,China;2.Water Conservancy Vocational College,North China University of Water Resources and Electric Power,Zhengzhou 450011,China) |
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| Abstract: | This article has employed the concrete structures theory,the fuzzy mathematics theory and the detection techniques comprehensively,to research the important topic of durability assessment of the PRC beam-bridge structure.The main factors of impact on the durability of PRC structures have been systematic analyzed,the durability assessment system of PRC structures based on the theory of fuzzy comprehensive evaluation has been put forward.The used beam-bridge structure′s durability multi-level fuzzy comprehensive evaluation based on detection has been achieved.Combined with the project examples,the feasibility of assessment method has been verified. |
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| Keywords: | pre-stressed concrete beam-bridge durability fuzzy comprehensive assessment subordinatefunction |
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