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基于Corten-Dolan累积损伤准则的等效等幅疲劳应力幅值计算方法

, PP. 54-57

Keywords: 桥梁工程,等效等幅疲劳应力幅,Corten-Dolan累积损伤准则,钢筋混凝土梁,随机荷载

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Abstract:

利用Miner线性累积损伤准则和Corten-Dolan累积损伤准则,按照多级变幅荷载或随机荷载损伤度相等的原则,推导出了等效的等幅疲劳应力幅值计算公式,介绍了该公式应用于疲劳细节评估或疲劳寿命估算的方法。利用钢筋混凝土梁疲劳试验得到的S-N曲线和S-N方程,针对同批3根钢筋混凝土梁的随机疲劳试验结果,对该公式及方法进行了检验。结果表明,该公式计算结果具有较高的精度,与试验结果较接近且偏安全。该公式操作较方便,适合工程应用。

References

[1]  宋玉普.混凝土结构的疲劳性能及设计原理
[2]  [M].北京:机械工业出版社,2006.SONG Yupu.Fatigue Behavior and Design Principle of Concrete Structures
[3]  [M].Beijing:China Machine Press,2006.
[4]  AASHTO.Design Code for American Highway Bridge
[5]  [S].Washington,D.C.:American Association of State Highway and Transportation Officials,1995.
[6]  中华人民共和国铁道部.TB10002.2-2005铁路桥梁钢结构设计规范
[7]  [S].北京:中国铁道出版社,2005.P.R.China.Ministry of Railway.TB10002.2-2005 Steel Structure Design Code for Railroad Bridge
[8]  [S].Beijing:China Railway Publishing House,2005.
[9]  British Standards Institution.BS 5400-1980 Steel,Concrete and Composite Bridges
[10]  [S].London:British Standards Institution,1982.
[11]  任伟平,李小珍.公轨两用钢桁桥轨道横梁与整体节点连接头的疲劳荷载
[12]  吴佩刚,赵光仪,白利明.高强混凝土抗压疲劳性能研究
[13]  [J].土木工程学报,1994,27(3):33-40.WU Peigang,ZHAO Guangyi,BAI Liming.Compressive Fatigue Performance Research on High Performance Concrete
[14]  [J].China Civil Engineering Journal,1994,27(3):33-40.
[15]  熊峻江.疲劳断裂可靠性工程学
[16]  [M].北京:国防工业出版社,2008.XIONG Junjiang.Fatigue and Fracture Reliability Engineering
[17]  [M].Beijing:National Defense Industry Press,2008.
[18]  吴炜,翁洋,吕建鸣.用ANSYS对T梁和空心板梁桥进行结构仿真分析的研究
[19]  [J].公路交通科技,2004,21(6):69 -73.WU Wei,WENG Yang,LV Jianming.Study on Simulation of T-shaped Beam and Hollow Slab Bridge by ANSYS
[20]  [J].Journal of Highway and Transportation Research and Development,2004,21 (6):69-73.
[21]  张丽芳,郭涛,吴文庆,等.旧桥拓宽中拼接方式对旧桥受力状态的影响分析
[22]  [J].公路交通科技,2006,23(2):102-105.ZHANG Lifang,GUO Tao,WU Wenqing,et al.Analysis of the Influence of Connecting Method on Old Bridge Performance in Widening Bridge
[23]  [J].Journal of Highway and Transportation Research and Development,2006,23 (2):102-105.
[24]  姜绍飞,王鹏,吴兆旗.钢-混凝土组合梁疲劳性能的有限元分析
[25]  [J].沈阳建筑大学学报:自然科学版,2009,25(1):111-115.JIANG Shaofei,WANG Peng,WU Zhaoqi.Finite Element Analysis on Fatigue Behavior of Steel Concrete Composite Beams
[26]  [J].Journal of Shenyang Jianzhu University:Natural Science Edition,2009,25(1):111-115.
[27]  梁醒培,陈长冰,杨伯源.高方平筛动力有限元分析及寿命评价
[28]  [J].合肥工业大学学报:自然科学版,2008,31(11):1843-1847.LIANG Xingpei,CHEN Changbing,YANG Boyuan.Dynamic Analysis of the Square Plansifter and Life Period Assessment by Finite Element Method
[29]  [J].Journal of Hefei University of Technology,2008,31(11):1843-1847.
[30]  [J].中国公路学报,2007,20(1):79-84.REN Weiping,LI Xiaozhen.Fatigue Load of Welded Connections between Rail across Beams and Integral Joints of Combined Steel Truss Bridges
[31]  [J].China Journal of Highway and Transport,2007,20(1):79-84.
[32]  冯秀峰,宋玉普,朱美春.随机变幅疲劳荷载下预应力混凝土梁疲劳寿命的试验研究
[33]  [J].土木工程学报,2006,39(9):32-38.FENG Xiufeng,SONG Yupu,ZHU Meichun.An Experimental Study on the Fatigue Life of Prestressed Concrete Beams under Random-amplitude Fatigue Loading
[34]  [J].China Civil Engineering Journal,2006,39(9):32-38.
[35]  尚守平,刘沩,高法启,等.超载情况下HPFL加固钢筋混凝土梁疲劳性能试验研究
[36]  [J].公路交通科技,2009,26(6):74-78.SHANG Shouping,LIU Wei,GAO Faqi,et al.Experimental Research on Fatigue Behavor of Reinforced Concrete Beams Strengthened with HPFL under Overloading Condition
[37]  [J].Journal of Highway and Transportation Research and Development,2009,26(6):74-78.
[38]  陈传尧.疲劳与断裂
[39]  [M].武汉:华中科技大学出版社,2002.CHEN Chuanyao.Fatigue and Fracture
[40]  [M].Wuhan:Huazhong University of Science and Technology Press,2002.

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