Numerical and experimental investigation of the delamination in drilling of the carbon fiber-reinforced plastic composite

Author(s):  
Jaewoo Seo ◽  
Yeonoh Kim ◽  
Dong Chan Kim ◽  
Hyung Wook Park
2010 ◽  
Vol 13 (3) ◽  
pp. 417-424 ◽  
Author(s):  
Vinod Srinivasa ◽  
Vinay Shivakumar ◽  
Vinay Nayaka ◽  
Sunil Jagadeeshaiaih ◽  
Murali Seethram ◽  
...  

2015 ◽  
Vol 749 ◽  
pp. 286-289
Author(s):  
In Seo Son ◽  
Yu Jeong Shin ◽  
Jong Bok Park ◽  
Gwan Pyo Son ◽  
Dong Kil Shin ◽  
...  

Damage behavior of carbon fiber-reinforced plastic composite (CFRP) under the tensile loading was investigated. Four lay-up sequences were considered: [0o]4, [90o]4, [0o/90o]2, and [0o/45o/90o/-45o]. Experimental results showed that the specimen [0o]4 showed highest stiffness and strength followed by [0o/90o]2 , [0o/45o/90o/-45o], and [90o]4. The behavior was analyzed by finite element method. Progressive damage model Hashin’s damage initiation criteria and energy based damage evolution law were applied. It was shown that FEA results quite well agree with experimental results. The fracture strength was strongly dependent on the failure of the 0o directional ply.


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