半刚性连接钢框架抗震性能分析
摘要
通过ANSYS分析软件,对结合工程实际设计的10个系列,共50个有限元试件进行时间历程分析,初步探讨了框架层数、框架跨数,尤其是梁柱连接节点的转动刚度等参数对钢框架抗震性能的影响。分析表明:随着节点转动刚度的降低,框架的整体刚度在下降,框架的延性增加;半刚框架在一定范围内增大了结构的侧向位移,降低了柱底剪力,在地震荷载作用下具有良好的抗震性能。
引文
[1]郑廷银.高层建筑钢结构[M].北京:中国建筑工业出版社,2000.
[2]Elnashai AS,Elghazouli AY,Denesh-Ashtiani FA.Response of semi-rigid steel frames to cyclic and earthquake loads.Journal of Struc-ture Engineering,1998,124(8):857-867.
[3]Miodrag Sekulovic,Ratko Salactic,Nonlinear analysis of frames withflexible connections.Computer&Structures,2001,79:1097-1107.
[4]Tsai Keh-Chyuan,Popov E P.Cyclic behavior of end-plate mo-ment connections[J].Journal of Structural Engineering,ASCE,1990,116(11),2917-2930.
[5]AndréPlumier.Behavior of connections[J].Journal of ConstructionalSteel Research,1994,29:95-119.
[6]郭兵,顾强,柳锋,等.梁柱端板连接的滞回性能试验研究[J].建筑结构学报,2002,23(5):8-13.
[7]Astaneh-Als A,Ho I.Behavior and design of angle connections sub-jected to cyclic axial force and shear[C].Proceedings of the Sympos-ium on Structural Engineering in Natural Hazards Mitigation,ASCE,New York,1993.
[8]Mahin S,Malley J,Hamburger R.Overview of the FEMA/SAC pro-gram for reduction of earthquake hazards in steel moment frame struc-tures[J].Journal of Constructional Steel Research,2002,58:511-528.
[9]陈爱国.钢框架腹板双角钢抗剪连接在循环荷载作用下的坏机理及抗震设计对策[D].西安:西安建筑科技大学,2002.
[10]Astaneh-asl A.Seismic performance and design of bolted steel mo-ment-resisting frames.Engineering Journal,AISE,1999,36(3):105-120.
[11]本格尼S塔拉纳特.高层建筑钢一混凝土组合结构设计[M].北京:中国建筑工业版社,1999.
[2]Elnashai AS,Elghazouli AY,Denesh-Ashtiani FA.Response of semi-rigid steel frames to cyclic and earthquake loads.Journal of Struc-ture Engineering,1998,124(8):857-867.
[3]Miodrag Sekulovic,Ratko Salactic,Nonlinear analysis of frames withflexible connections.Computer&Structures,2001,79:1097-1107.
[4]Tsai Keh-Chyuan,Popov E P.Cyclic behavior of end-plate mo-ment connections[J].Journal of Structural Engineering,ASCE,1990,116(11),2917-2930.
[5]AndréPlumier.Behavior of connections[J].Journal of ConstructionalSteel Research,1994,29:95-119.
[6]郭兵,顾强,柳锋,等.梁柱端板连接的滞回性能试验研究[J].建筑结构学报,2002,23(5):8-13.
[7]Astaneh-Als A,Ho I.Behavior and design of angle connections sub-jected to cyclic axial force and shear[C].Proceedings of the Sympos-ium on Structural Engineering in Natural Hazards Mitigation,ASCE,New York,1993.
[8]Mahin S,Malley J,Hamburger R.Overview of the FEMA/SAC pro-gram for reduction of earthquake hazards in steel moment frame struc-tures[J].Journal of Constructional Steel Research,2002,58:511-528.
[9]陈爱国.钢框架腹板双角钢抗剪连接在循环荷载作用下的坏机理及抗震设计对策[D].西安:西安建筑科技大学,2002.
[10]Astaneh-asl A.Seismic performance and design of bolted steel mo-ment-resisting frames.Engineering Journal,AISE,1999,36(3):105-120.
[11]本格尼S塔拉纳特.高层建筑钢一混凝土组合结构设计[M].北京:中国建筑工业版社,1999.
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