全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

分散滑移模态控制法在高层建筑结构抗震中的应用

, PP. 138-143

Keywords: 高层建筑,振动控制,分散控制,滑移模态控制,分散滑移模态控制

Full-Text   Cite this paper   Add to My Lib

Abstract:

分散控制与集中控制策略相比可以提高结构控制系统的可靠性。文中将分散控制和滑移模态控制算法原理相结合,导出分散滑移模态控制(decentralizedslidingmodecontrol,DSMC)算法并应用于高层结构振动控制中。该方法是将结构分解为若干个子结构,分别进行滑移模态控制。文中以某20层钢结构Benchmark模型为例,分别进行3个子结构与4个子结构的分散控制数值计算,与线性二次型最优控制(Linearquadraticoptimalcontrol,LQR)效果相比,DSMC算法可以有效地抑制结构位移和加速度反应。

References

[1]  Bakule L. Decentralized control: An overview[J].Annual Reviews in Control, 2008, 32(1): 87-98.
[2]  Lynch J P, Law K H. Decentralized control techniques for large-scale civil structural systems //Proceedings of the 20th International Modal Analysis Conference,February 4-7,2002,Los Angeles.Bellingham: Society of Photo-Optical Instrumentation Engineers, 2002.
[3]  Johansen J D. Active control of frame structures: A decentralized approach . University of California, 2008.
[4]  Ma T W, Xu N S, Tang Y. Decentralized robust control of building structures under seismic excitations[J]. Earthquake Engng Struct. Dyn, 2008; 37(1): 121-140.
[5]  Wang Y, Lynch J P, Law K H. Decentralized H∞ controller design for large-scale civil structures[J]. Earthquake Engineering and Structural Dynamics, 2009, 38(3): 377-401.
[6]  Ma T W, Johansen J, Xu N S,et al. Improved decentralized method for control of building structures under seismic excitation[J]. Journal of Engineering Mechanics, 2010, 136(5): 662-673.
[7]  Guclu R. Sliding mode and PID control of a structural system against earthquake[J]. Mathematical and Computer Modelling,2006, 44(1-2): 210-217.
[8]  Wang A P, Lin Y H. Vibration control of a tall building subjected to earthquake excitation [J]. Journal of Sound and Vibration,2007, 299(4-5) :757-773.
[9]  Lu K C, Loh C H, Yang J N, et al. Decentralized sliding mode control of a building using MR dampers [J]. Smart Materials and Structures, 2008, 17(5): 1-15.
[10]  欧进萍.结构振动控制――主动、半主动和智能控制[M]. 北京:科学出版社, 2003. OU Jinping.Structural vibration contro――active,semi-active and intelligent contro[M].Beijing:Science Press,2003.(in Chinese)
[11]  汪 权,王建国,张鸣祥. 结构地震反应线性二次型最优迭代学习控制[J]. 应用科学学报, 2010, 28(2): 197-202. WANG Quan,WANG Jianguo,ZHANG Mingxiang.Optimal control of structure seismic response using linear quadratio performance function and iterative learning[J].Journal of Applied Sciences,2010,28(2):197-202.(in Chinese)

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133