Out-of-Plane Stress Analyses of Functionally Graded Adhesively Bonded Tee Joint of Laminated FRP Composites

Author(s):  
S. V. Nimje ◽  
S. K. Panigrahi
2002 ◽  
Author(s):  
Wenzhong Tang ◽  
Michael Keefe

An adhesively bonded seam is a common method of joining coated fabrics in the manufacturing of inflatables. In this paper, Nylon and Polyester seams are studied both experimentally and numerically. In the numerical analyses, the seam components are described with layered models containing fabric composite layers. The in-plane and out-of-plane elastic constants of the fabric composite layers are derived using the crimp model and a stacked model respectively. An existing finite element code, ANSYS 5.7 is used to perform two-dimensional stress analyses of the seams under tension. In the analyses, a stress concentration factor is defined to evaluate the strength of the seams in comparison with their base fabric laminates. Numerical data show that Nylon seams are almost as strong as their base laminate but there is strength degradation in Polyester seams, which agrees well with test results. Finally, two structural modifications are proposed to improve the strength of the Polyester seams. The modifications are evaluated by both simulations and tests.


2021 ◽  
pp. 1-1
Author(s):  
Yefan Liu ◽  
Sergiu Clima ◽  
Gaspard Hiblot ◽  
Philippe Matagne ◽  
Mihaela Loana Popovici ◽  
...  
Keyword(s):  

2012 ◽  
Vol 36 (3) ◽  
pp. 1132-1147 ◽  
Author(s):  
Sh.H. Hashemi ◽  
K. Khorshidi ◽  
M. Es’haghi ◽  
M. Fadaee ◽  
M. Karimi

1999 ◽  
Vol 67 (3) ◽  
pp. 465-471 ◽  
Author(s):  
E. M. Ortt ◽  
D. J. Doss ◽  
E. Legall ◽  
N. T. Wright ◽  
J. D. Humphrey

Described here is the design and development of a computer-controlled device capable of measuring the finite strain thermomechanical behavior of a general class of polymeric materials including elastomers and biological soft tissues. The utility of this device for thermoelastic and thermophysical investigations is demonstrated by the measurement of the in-plane stress-stretch response and in-plane and out-of-plane components of thermal diffusivity of neoprene rubber undergoing finite deformations.[S0021-8936(00)01603-2]


2018 ◽  
Vol 2 (2) ◽  
pp. 37-45 ◽  
Author(s):  
Timuçin Alp Aslan ◽  
Ahmad Reshad Noori ◽  
Beytullah Temel

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