scholarly journals Numerical Elastic Plastic Stress Analysis in a Woven Steel Reinforced Composite Thermoplastic Cantilever Beam

2012 ◽  
Vol 17 (2) ◽  
pp. 100-110
Author(s):  
Semih Benli ◽  
Onur Sayman ◽  
Metin Sayer ◽  
Mustafa Karamolla
2002 ◽  
Vol 21 (2) ◽  
pp. 175-176
Author(s):  
Onur Sayman ◽  
Mesut Uyaner ◽  
Necmeitin Tarakçioglu

In this study, an elastic-plastic stress analysis is carried out in a thermoplastic composite cantilever beam loaded by a bending moment at the free end. The composite beam is reinforced unidirectionally by steel fibers at 0, 30. 45, 60, and 90° orientation angles. An analytical solution is performed for satisfying both the governing differential equation in the plane stress case and boundary conditions for small plastic deformations. The solution is carried out under the assumption of the Bernoulli-Navier hypotheses. It is found that the intensity of the residual stress component of σ x is maximum at the upper and lower surfaces or at the boundary of the elastic and plastic regions. The composite material is assumed to be as hardening linearly. The Tsai-Hill theory is used as a yield criterion.


2002 ◽  
Vol 21 (2) ◽  
pp. 175-192
Author(s):  
Onur Sayman ◽  
Mesut Uyaner ◽  
Necmettin Tarakçioglu

In this study, an elastic-plastic stress analysis is carried out in a thermoplastic composite cantilever beam loaded by a bending moment at the free end. The composite beam is reinforced unidirectionally by steel fibers at 0, 30, 45, 60, and 90° orientation angles. An analytical solution is performed for satisfying both the governing differential equation in the plane stress case and boundary conditions for small plastic deformations. The solution is carried out under the assumption of the Bernoulli-Navier hypotheses. It is found that the intensity of the residual stress component of σ x is maximum at the upper and lower surfaces or at the boundary of the elastic and plastic regions. The composite material is assumed to be as hardening linearly. The Tsai-Hill theory is used as a yield criterion.


2000 ◽  
Vol 5 (2) ◽  
pp. 129-138
Author(s):  
Mümin KÜÇÜK ◽  
Reşat ÖZCAN ◽  
Nurettin Arslan ◽  
Mustafa GÜR

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