Experimental Study on Concrete-Filled Glass Fiber Reinforced Gypsum Wall Panel Compression Members

2012 ◽  
Vol 446-449 ◽  
pp. 16-22 ◽  
Author(s):  
Kao Zhong Zhao ◽  
Feng Wang ◽  
Xiao Feng Bian
2012 ◽  
Vol 446-449 ◽  
pp. 16-22
Author(s):  
Kao Zhong Zhao ◽  
Feng Wang ◽  
Xiao Feng Bian

The concrete-filled glass fiber reinforced gypsum wall panel is a kind of panel that the inside cavums of the glass fiber hollow gypsum panel are filled with concrete, which can be used as the bearing wall of a building. The influences of eccentricity distance and height to thickness ratio on the bearing capacity of the compression wall panels were studied, and the failure mechanism and bearing capacity of compression wall panels were gained through the experiments of twenty-seven(nine groups) axial compression wall panel specimens and twenty-seven(nine groups) eccentric compression wall panel specimens. The analysis results indicate that the bearing capacity of compression wall panels is obviously affected by the eccentricity distance and height to thickness ratio, and there is a linear relation between bearing capacity and eccentricity distance. The bearing capacity calculation formula of the concrete-filled glass fiber reinforced gypsum wall panel is obtained by regression analysis, which provides reliable gist for structural design of concrete-filled glass fiber reinforced gypsum wall panel buildings.


2013 ◽  
Vol 671-674 ◽  
pp. 668-673
Author(s):  
Kao Zhong Zhao ◽  
Jian Feng Li ◽  
Feng Wang

The concrete-filled glass fiber reinforced gypsum wall panel is a kind of panel that the inside cavums of the glass fiber hollow gypsum panel is filled with concrete. The experimental results indicate that the concrete-filled glass fiber reinforced gypsum wall panel which has a better performance of the force and can be used to be the bearing wall of a building can form a novel structural system. When the beams supporting the wall panels, the wall panels which under the beams is in local state of compression. It were gained that when the wall panels are in the local compression state , local pressure loads are primarily borne by the concrete core columns and fiber gypsum board will damage in advance through the eighteen experimental wall panel specimens which in local compression. The test results show that the final destruction of the concrete is caused by being crushed and the contribution of the gypsum wall panel to local compression bearing is small. Compressive stress can only spread in the local loading on concrete core columns, cannot be expanded into an adjacent stud. Finally, the local compression bearing capacity calculation formula of the concrete-filled glass fiber reinforced gypsum wall panel is obtained by analysis of the test results.


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