TORSIONAL RESPONSE OF REINFORCED FIBROUS CONCRETE BEAMS

被引:0
作者
MANSUR, MA [1 ]
NAGATAKI, S [1 ]
LEE, SH [1 ]
OOSUMIMOTO, Y [1 ]
机构
[1] TOKYO INST TECHNOL,DEPT CIVIL ENGN,TOKYO 152,JAPAN
关键词
Concrete Construction--Reinforced Concrete - Concrete Reinforcements - Concrete Testing--Torsion Tests - Concrete--Fiber Reinforcement - Structural Analysis;
D O I
暂无
中图分类号
TU [建筑科学];
学科分类号
0813 ;
摘要
Torsion tests of six reinforced fibrous concrete beams with supplementary tests on fibrous concrete in direct tension and pullout tests on individual fibers are reported. The major parameters of the study were the volume fraction of fibers and percentage of bar reinforcement. The cracking behavior of beams and their complete torsional response were investigated. The softened truss model for conventional reinforced concrete beams has been modified, and torque-twist and torque-strain (both steel and concrete) curves were derived and compared with test results. In general, a good agreement is obtained.
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页码:36 / 44
页数:9
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