EXPERIMENTAL STUDY ON CONCRETE BEAMS STRENGTHENED BY CARBON FIBER CABLES WITH EXTERNAL PRESTRESS
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摘要: 碳纤维索体外预应力加固技术对于解决腐蚀、高湿等恶劣环境下的混凝土梁加固非常适用。通过对两根体外预应力碳纤维索加固混凝土梁的试验,对碳纤维索体外预应力的施加方法、加固梁的各项性能指标进行了对比分析,并对后续研究进行了展望。Abstract: The retrofit technology by carbon fiber cables with external prestress is very suitable for strengthening concrete beams in corrosive and wet environments. It is compared and analyzed that the performance index es of the strengthened beams, as well as themethods of applying the external prestress to carbon fiber cables, based on tests of two concrete beams strengthened by carbon fiber cables with external prestress, an outlook for subsequent study is also given.
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Key words:
- external prestress /
- carbon fiber cable /
- strengthen /
- concrete beam
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Naaman Antonie E. A New Methodology for the Analysis of Beam Prestressed with External or Unbonded Tendons. ACI Structural Journal,1990, SP120-16: 339-354
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