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Development of the Nonlinear Analysis Model on Flexural Behavior of Reinforced Concrete Beams Strengthened with Prestressed Carbon Fiber-Reinforced Polymer Plates  

Woo, Sang-Kyun (한전 전력연구원)
Nam, Jin-Won (연세대학교 사회환경시스템공학부)
Kim, Jang-Ho (연세대학교 사회환경시스템공학부)
Byun, Keun-Joo (연세대학교 사회환경시스템공학부)
Publication Information
Journal of the Korea institute for structural maintenance and inspection / v.12, no.4, 2008 , pp. 87-97 More about this Journal
Abstract
The purpose of this study is to analyse and compare experimentally flexural behavior of RC beams strengthened with CFRP plates by different methods, and finally develop the nonlinear analysis model with the aim of predicting the improving effects of structural capacity and the structural behaviors of RC beams. From this study, the characteristics of bond and flexural behavior of the prestressed CFRP plates were analyzed and examined. In deed, the beams were tested with experimental parameters of strengthening methods and prestressing level, and the developed analysis model was evaluated with the testing results. From this study, it is concluded that the developed analysis model have a good reliability and can be applied to the strengthening design of beams using CFRP plates.
Keywords
CFRP plate; Prestressing; Flexural capacity; RC beam; Nonlinear analysis;
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