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Civil-Comp Proceedings
ISSN 1759-3433 CCP: 106
PROCEEDINGS OF THE TWELFTH INTERNATIONAL CONFERENCE ON COMPUTATIONAL STRUCTURES TECHNOLOGY Edited by:
Paper 136
An Adaptive Reliability-Based Design Optimization Approach using Modified Chaos Control Method G. Li and Z. Meng
Department of Engineering Mechanics, State Key Laboratory of Structural Analyses for Industrial Equipment, Dalian University of Technology, China G. Li, Z. Meng, "An Adaptive Reliability-Based Design Optimization Approach using Modified Chaos Control Method", in , (Editors), "Proceedings of the Twelfth International Conference on Computational Structures Technology", Civil-Comp Press, Stirlingshire, UK, Paper 136, 2014. doi:10.4203/ccp.106.136
Keywords: reliability-based design optimization, performance measure approach, chaos control, angel updated strategy, efficient, robust..
Summary
In this paper, the adaptive chaos control (ACC) method is employed for the
sequential optimization and reliability assessment (SORA) to provide an efficient
and robust reliability-based design optimization (RBDO) approach. The stability
transformation method is used to ensure the robustness of the advanced mean value
(AMV) method for searching the most probable target point (MPTP). The angel
update strategy is also employed for updating the chaos control factor adaptively
according to the performance measure function type. The results of the numerical
examples illustrate that the ACC method searches the MPTP correctly and the
proposed RBDO approach performs well for the RBDO model with different types
of performance measure functions.
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