Finite Element Analysis of Interfacial Stress for Fiber Reinforced Composite Cable Wire Based on FBG

2011 ◽  
Vol 216 ◽  
pp. 86-90
Author(s):  
Jian Zhi Li ◽  
Yan Liang Du ◽  
B.C. Sun

Whenever embedded in materials, optical fibers can be regarded as foreign entities to host structure, which inevitably perturbs instinct structural morphology in a local continuum. This work reports a set of finite element analysis (FEA) on an intelligent hybrid fiber composite cable wire with embedded fiber Bragg grating (FBG). The authors tend to provide a comprehensive investigation on interfacial stress of intelligent hybrid fiber composites wire embedded FBG sensor during their working period.

1999 ◽  
Author(s):  
Michael D. Nowak ◽  
Kim Haser ◽  
A. Jon Goldberg

Abstract Work is continuing in the evaluation of orthotropic fiber reinforce composites for use in the construction of dental bridges. Finite Element Analysis (FEA) models were constructed based upon mechanical testing of end clamped specimens center loaded with a metal indenter. Various length / depth specimens were evaluated in the elastic range, with a variety of load magnitudes. Separate FEA models utilized single point loading, distributed loading, and the construction of a model indenter. Deflections at the loading point demonstrated that all models presented similar findings to those seen in mechanical testing. The similarity of results between the single loading point and the indenter FEA models suggest that either is reasonable for elastic range testing. The significantly shorter CPU run times for the single force models suggest that this may be the best means by which to model orthotropic fiber reinforced dental composites in the elastic range.


2011 ◽  
Vol 52 (610) ◽  
pp. 1181-1186
Author(s):  
Kunio HAYAKAWA ◽  
Hiroyuki MORI ◽  
Masanori MITSUI ◽  
Tamotsu NAKAMURA ◽  
Shigekazu TANAKA

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