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既有钢筋混凝土桥梁构件承载力估算方法

, PP. 49-55

Keywords: 桥梁工程,既有钢筋混凝土构件,模糊数学,承载力,综合折减系数

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Abstract:

?在分析使既有钢筋混凝土(RC)桥梁构件承载力下降因素的基础上,通过对这些因素进行无损检测,利用模糊数学和层次分析(AHP)法把这些既相互关联又相互影响的不确定因素系统化,通过模糊隶属函数将定性描述定量化,从而计算出其在这些影响因素下的综合折减系数,再与不考虑损伤的有限元计算结果相结合,来估算既有钢筋混凝土桥梁构件承载力。通过两个实例分析表明:该方法具有良好的可靠性,可为既有桥梁的承载力评估提供科学依据。

References

[1]  崔 军, 贺拴海, 宋一凡.基于裂缝特征的钢筋混凝土板式结构评估研究[J].中国公路学报, 2001, 14(2):58-60.
[2]  王春生, 陈惟珍, 陈艾荣.桥梁损伤安全评定与维护管理策略[J].交通运输工程学报, 2002, 2(4):21-28.
[3]  吕颖钊, 贺拴海.缺损钢筋混凝土梁桥模糊可靠性评价模型[J].交通运输工程学报, 2005, 5(4):58-62.
[4]  廖 娟, 叶贵如, 徐 兴.预应力混凝土箱形连续梁桥裂缝成因分析及对加固方案的评价[J].中国公路学报, 2004, 17(1):62-65.
[5]  王有志, 王广洋, 任 锋, 等.桥梁的可靠性评估与加固[M].北京:中国水利电力出版社, 2002.
[6]  牛荻涛.混凝土结构耐久性与寿命预测[M].北京:科学出版社, 2003.
[7]  王彩华, 宋连天.模糊论方法学[M].北京:中国建筑工业出版社, 1988.
[8]  刘普寅, 吴孟达.模糊理论及应用[M].长沙:国防科技大学出版社, 1998.
[9]  赵焕臣, 许树柏, 和金生.层次分析法[M].北京:科学出版社, 1986.
[10]  交通部第二公路勘察设计院.公路旧桥承载能力鉴定方法:试行[M].北京:人民交通出版社, 1988.
[11]  The Second Institute of Highway Surveying and Designing of M.O.C.Appraise Method on Bearing Capacity of Highway Old Bridge:Tentative Standard[M].Beijing:China Communications Press, 1988.
[12]  CECSO 2-88, The Technical Regulation on Ultrasonic Rebound Method to Check Concrete Strength[S].
[13]  CUI Jun, HE Shuan-hai, SONG Yi-fan.Research on Evaluation of Reinforced Concrete Board Structure Based on Crack Feature[J].China Journal of Highway and Transport, 2001, 14(2):58-60.
[14]  WANG Chun-sheng, CHEN Wei-zhen, CHEN Ai-rong.Damage Safety Assessment and Maintenance Management Strategy of Bridge[J].Journal of Traffic and Transportation Engineering, 2002, 2(4):21-28.
[15]  LU Ying-zhao, HE Shuan-hai.Fuzzy Reliability Evaluation of Defective RC Beam Bridge[J].Journal of Traffic and Transportation Engineering, 2005, 5(4):58-62.
[16]  LIAO Juan, YE Gui-ru, XU Xing.Analysis of Cracks in Continual Box-Girder with Prestressed Concrete Bridge and Assessment of Reinforcement[J].China Journal of Highway and Transport, 2004, 17(1):62-65.
[17]  WANG You-zhi, WANG Guang-yang, REN Feng, et al.Reliability Evaluation and Strengthening of Bridge[M].Beijing:China Water Conservancy and Electric Power Press, 2002.
[18]  NIU Di-tao.Durability and Life Forecast of Reinforced Concrete Structure[M].Beijing:Science Press, 2003.
[19]  WANG Cai-hua, SONG Lian-tian.Fuzzy Theory and Methodology[M].Beijing:China Architecture & Building Press, 1988.
[20]  LIU Pu-yin, WU Meng-da.Fuzzy Theory and Application[M].Changsha:National University of Defense Technology Press, 1998.
[21]  ZHAO Huan-chen, XU Shu-bai, HE Jin-sheng.Analytic Hierarchy Process[M].Beijing:Science Press, 1986.
[22]  CECSO 2-88, 超声回弹法综合检测混凝土强度的技术规程[S].

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