Behaviour of concrete structures strengthened in shear with CFRP

被引:0
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作者
Carolin, A [1 ]
Täljsten, B [1 ]
机构
[1] Lulea Univ Technol, Dept Civil & Min Engn, Div Struct Engn, SE-97187 Lulea, Sweden
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中图分类号
TU [建筑科学];
学科分类号
0813 ;
摘要
The need for concrete strengthening and retrofitting is well known and a lot of research is in progress in this field. In recent years the use of CFRP plate bonding has been shown to be a competitive method both regarding structural performance and economical aspects. However, most of the laboratory tests have been undertaken on flexural strengthening. Although not the only problem facing structures today, shear deficiencies are becoming more and more prevalent. The topic of this paper is strengthening for increased shear capacity of concrete structures. Limitations of the widely used truss model are studied and presented. The model especially shows limitations and needs when continuous T-beams are strengthened. The model also addresses issues regarding behaviour in Service Limit State.
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页码:467 / 476
页数:10
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