Through-plane electrical conductivity of injection-molded polypropylene/carbon-fiber composite foams

2013 ◽  
Vol 76 ◽  
pp. 37-44 ◽  
Author(s):  
A. Ameli ◽  
P.U. Jung ◽  
C.B. Park

2018 ◽  
Vol 83 (2) ◽  
pp. 20901 ◽  
Author(s):  
Ahmed Chaouki Lahrech ◽  
Bachir Abdelhadi ◽  
Mouloud Feliachi ◽  
Abdelhalim Zaoui ◽  
Mohammed Naїdjate

This paper proposes a contactless method for the identification of the electrical conductivity tensor of a carbon fiber composite materials plate using a rotating magnetic field and multi-coil eddy current sensor. This sensor consists of identical rectangular multi-coil, excited by two-phase sinusoidal current source in order to generate a rotating magnetic field and to avoid the mechanical rotation of the sensor. The fibers orientations, the longitudinal and transverse conductivities in each ply of carbon fiber composite material plate were directly determined with analysis of the impedance variation of each coil as function of its angular position. The inversion process is based on the use of artificial neural networks. The direct calculation associated with artificial neural networks makes use of 3D time-harmonic finite element method based on the A, V–A formulation.





2016 ◽  
Vol 28 (1) ◽  
pp. 28-34 ◽  
Author(s):  
Jianwei Li ◽  
Guangcheng Zhang ◽  
Jiantong Li ◽  
Lisheng Zhou ◽  
Zhanxin Jing ◽  
...  


2015 ◽  
Vol 7 (3) ◽  
pp. 223-226
Author(s):  
Kyung-Soo Jeon ◽  
R. Nirmala ◽  
Jin-Kuk Kim ◽  
Man-Woo Ko ◽  
Seong-Hwa Hong ◽  
...  


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