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이상민(Lee Sangmin),최광규(Choi Kwan-Kyu),신수봉(Shin Soobong) 한국구조물진단유지관리학회 2005 한국구조물진단학회 학술발표회논문집 Vol.- No.-
In this study, a parameter estimation algorithm is developed which can estimate stiffness and mass parameters from measured modal response structural parameters are estimated by minimizing an output error. To solve a constrained nonlinear optimization problem, RQP and Fletcher active set Strategy are applied. A parameter grouping scheme has been adopred to control the number of unknowns. In simulation study, the proposed algorithm estimates structural parameters with miscalculated mass property in some parameter group and is applied to identify boundary properties of a substructure.
이상민 ( Lee Sangmin ),최광규 ( Choi Kwan-kyu ),신수봉 ( Shin Soobong ) 한국구조물진단유지관리공학회 2005 한국구조물진단유지관리공학회 학술발표대회 논문집 Vol.9 No.1
In this study, a parameter estimation algorithm is developed which can estimate stiffness and mass parameters from measured modal response, structural parameters are estimated by minimizing an output error. To solve a constrained nonlinear optimization problem, RQP and Fletcher active set Strategy are applied. A parameter grouping scheme has been adopted to control the number of unknowns. In simulation study, the proposed algorithm estimates structural parameters with miscalculated mass property in some parameter group and is applied to identify boundary properties of a substructure.