›› 2023, Vol. 37 ›› Issue (3): 64-70.

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Research progress in performance and interface connection of fiber?reinforced composite/concrete composite beams

  

  • Received:2022-12-12 Revised:2023-01-03 Online:2023-03-26 Published:2023-03-26

Abstract: In this paper, five types of interface connection modes and their performance of fiber-reinforced composite (FRP)/concrete composite beams were analyzed and compared from the aspects of the perspectives of theory, experiment and field application. The mechanical characteristics, calculation models, and engineering applications of the FRP/concrete composite beams were discussed, and the improvement methods of various connection methods and the combination of multiple connections were introduced. These methods not only enhanced the interface connection performance of the composite beams but also optimized the beam structure.

Key words: fiber reinforced polymer, concrete, composite beam, interface connection, shear performance, synergy effect