Effect of reinforcing stirrups on the mechanical performances of reinforcing bar at ends
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TU375.1

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    Abstract:

    In order to study the beam end anchorage bar with effect of stirrups on the structural behavior of beams, static loading tests were carried out for three root anchorage depths of 20D, 25D, 30D, respectively from the anchorage end without a stirrup anchorage beam. ANSYS finite element simulations for anchorage depths of 20D, 25D, 30D of the anchorage beam were also conducted to investigate the flexural mechanical properties, the drawing span load deflection curves, the bar with load stress changes. It is found that the reaction has no additional effect on the beam stirrups. The cyclic loading tests and FE simulations show the addition of stirrups at the end of the anchorage can alleviate the concentration and improve the general ductility, anchorage beam cracking load, ultimate load stress of anchorage end, and reduce the reinforcement strain, as well as the residual deformation.

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阎西康,梁琛,梁琳霄,庞玉松.植筋梁中植筋端头加设箍筋对梁受力性能的影响[J].土木与环境工程学报(中英文),2018,40(6):116~122

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  • Received:September 06,2017
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  • Online: November 13,2018
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