Constitutive relationship of super high-strength concrete filled steel box: Constitutive relationship of super high-strength concrete filled steel box

Author(s):  
Xiaoming Chen ◽  
Jin Duan ◽  
Yungui Li
2012 ◽  
Vol 166-169 ◽  
pp. 1607-1613
Author(s):  
Li Juan Liu ◽  
Xian Guo Ye ◽  
Xun Chong ◽  
Qing Jiang ◽  
Lin Lin Xie

Mechanical Behavior of 3 high-strength concrete simply supported beams reinforced by HRBF500 steel with different stirrup ratio are simulated by software OpenSees .In order to establish the constitutive relationship of high-strength concrete more accurately, some parameters of modified Kent-Park were adjusted partly. Furthermore, the restraining effect of different stirrup ratio to the core concrete is considered by the concrete strength rasied coefficient k. The analysis results matched the test ones well, indicating that the OpenSees program is effective to simulate the mechanical behavior of high-strength concrete members reinforced by high-strength steel.


2013 ◽  
Vol 838-841 ◽  
pp. 3-6 ◽  
Author(s):  
Jin Cai Zhu ◽  
Chang Wang Yan ◽  
Shu Guang Liu

Study of Constitutive relations of concrete based on Chinese and foreign scholars. This paper put forward constitutive equation that more close to the stress-strain data of high strength concrete under uniaxial compression, and make a comparison between the theoretical results and experimental data, and promising results were obtained. It can be used as a basis for researching of high strength and high performance concrete of other mechanical properties.


2012 ◽  
Vol 2 (3) ◽  
pp. 102-104 ◽  
Author(s):  
Suthar Sunil B ◽  
◽  
Dr. (Smt.) B. K. Shah Dr. (Smt.) B. K. Shah

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