Finite element model updating using crow search algorithm with Levy flight
Sign Up to like & getrecommendations! Published in 2020 at "International Journal for Numerical Methods in Engineering"
DOI: 10.1002/nme.6338
Abstract: The accuracy of the finite element model is essential for fatigue analysis and vibration of a flexible body. This paper presents a finite element model updating (FEMU) algorithm based on crows search algorithm incorporated with… read more here.
Keywords: finite element; model updating; element model; levy flight ... See more keywords
ERM model analysis for adaptation to hydrological model errors
Sign Up to like & getrecommendations! Published in 2018 at "Acta Geophysica"
DOI: 10.1007/s11600-018-0137-y
Abstract: Hydrological conditions are changed continuously and these phenomenons generate errors on flood forecasting models and will lead to get unrealistic results. Therefore, to overcome these difficulties, a concept called model updating is proposed in hydrological… read more here.
Keywords: erm model; model analysis; model; analysis adaptation ... See more keywords
A Hybrid Particle Swarm Optimization and Genetic Algorithm for Model Updating of A Pier-Type Structure Using Experimental Modal Analysis
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DOI: 10.1007/s13344-020-0060-2
Abstract: Conventional design of pier structures is based on the assumption of fully rigid joints. In practice, the real connections are semi-rigid that cause changes in dynamic characteristics. In this study, quality of the joints is… read more here.
Keywords: pier type; type structure; model; optimization ... See more keywords
Robust model updating methodology for estimating worst-case load capacity of existing bridges
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DOI: 10.1007/s13349-018-0305-4
Abstract: High-value infrastructure elements, such as bridges, are typically over-designed. Model updating techniques are useful for estimating the reserve load capacity (beyond safety factors) of bridges and this improves sustainability through good asset management decision making.… read more here.
Keywords: methodology; case; model; model updating ... See more keywords
Finite element model updating of an 18-story structure using branch-and-bound algorithm with epsilon-constraint
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Civil Structural Health Monitoring"
DOI: 10.1007/s13349-020-00468-3
Abstract: This paper studies the finite element (FE) model updating of an 18-story experimental structure. FE model updating requires solving optimization problems that are generally non-convex and have unknown number of local optima. For such problems,… read more here.
Keywords: model updating; finite element; model; structure ... See more keywords
Application of Smartphone and Model Updating Technique in Structural Health Monitoring
Sign Up to like & getrecommendations! Published in 2019 at "Arabian Journal for Science and Engineering"
DOI: 10.1007/s13369-018-3565-8
Abstract: The present study outlines the application of smartphone and model updating in structural health monitoring by using vibration response data. The application of the approach has been shown for simply supported beams with uncracked and… read more here.
Keywords: smartphone; application; model updating; smartphone model ... See more keywords
Fuzzy finite element model updating of the DLR AIRMOD test structure
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DOI: 10.1016/j.apm.2017.08.001
Abstract: Abstract This article presents the application of finite-element fuzzy model updating to the DLR AIRMOD structure. The proposed approach is initially demonstrated on a simulated mass-spring system with three degrees of freedom. Considering the effect… read more here.
Keywords: dlr airmod; finite element; model; structure ... See more keywords
Data-driven model updating of an offshore wind jacket substructure
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DOI: 10.1016/j.apor.2020.102366
Abstract: Abstract The present paper provides a model updating application study concerning the jacket substructure of an offshore wind turbine. The updating is resolved in a sensitivity-based parameter estimation setting, where a cost function expressing the… read more here.
Keywords: model updating; jacket substructure; offshore wind; modal parameters ... See more keywords
Iterative Pole–Zero model updating: A combined sensitivity approach
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DOI: 10.1016/j.conengprac.2017.11.002
Abstract: Abstract A crucial step in the control of a weakly damped high precision motion system is having an accurate dynamic model of the system from actuators to sensors and to the unmeasured performance variables. A… read more here.
Keywords: poles zeros; sensitivity; pole zero; model ... See more keywords
Probabilistic damage identification of a designed 9-story building using modal data in the presence of modeling errors
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DOI: 10.1016/j.engstruct.2016.10.033
Abstract: Abstract Validity and accuracy of model based identification techniques such as linear finite element (FE) model updating are sensitive to modeling errors. Models used for the design and performance assessment of civil structures often contain… read more here.
Keywords: damage identification; model updating; modeling errors; damage ... See more keywords
Determination of the modal parameters of a single lap adhesively bonded joint using the transfer matrix method plus model updating
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Adhesion and Adhesives"
DOI: 10.1016/j.ijadhadh.2020.102628
Abstract: Abstract An approach that combines the transfer matrix method (TMM) and single variable model updating is proposed to determine the natural frequencies and mode shapes of a cantilever beam formed by an adhesively bonded single… read more here.
Keywords: transfer matrix; joint; model; model updating ... See more keywords