Low-Velocity Impact Behavior of Carbon/Basalt Fiber-Reinforced Intra-ply Hybrid Composites

Author(s):  
Farzin Azimpour Shishevan ◽  
Hamit Akbulut
Materials ◽  
2010 ◽  
Vol 3 (4) ◽  
pp. 2463-2473 ◽  
Author(s):  
Zakaria Mouti ◽  
Keith Westwood ◽  
Kambiz Kayvantash ◽  
James Njuguna

Author(s):  
Mohammad Alemi-Ardakani ◽  
Akbar Afaghi-Khatibi ◽  
Abbas S. Milani ◽  
Hady Parsaiyan

Considering many potential applications of fiber reinforced metal laminates (FMLs) in sensitive structures, it is necessary to understand their mechanical behavior under impact loads. In this study, low velocity impact tests based on ASTM D7136 have been conducted on FMLs made of 1050 aluminum sheets and various types of fiber reinforced polymer (FRP) layers; namely E-Glass, Kevlar 49, and carbon T300 plain woven in the epoxy resin. Projectile energy, fiber type and the number of successive impacts are selected among important parameters that can affect the performance of FMLs. In particular, the effects of these parameters on the absorbed energy, contact force, front and rear face damage areas, central deflection and permanent deformation of FMLs have been investigated. For determining the damage area and central deflection of the specimens, an image processing method is adapted.


2019 ◽  
Vol 57 (2) ◽  
pp. 179-190
Author(s):  
Marina Bunea ◽  
Iulian Gabriel Birsan ◽  
Adrian Circiumaru

The low velocity impact response of hybrid epoxy composites reinforced with plain weave fabrics, ply orientation at various angles and filled stratified matrix was analyzed in this study. The hybrid epoxy composites were subjected to impact tests at 45J and 90J of energy levels with drop weight impact machine. The damaged areas were investigated by visual inspection of impacted and non-impacted surfaces and by tomographic images. It was found that the replacement of certain carbon inner plies with glass ones and the modification of fiber orientation improved the damage resistance of the hybrid composites with aramid outer layers subjected to impact loading at 45J of energy level.


2018 ◽  
Vol 11 (4) ◽  
pp. 46-52
Author(s):  
Aidel Kadum Jassim Al-shamary

In this study, the effect of low velocity impact  response of Kevlar/carbon hybrid composite has been investigated. Then the impacted specimens were subjected to compression and buckling tests at room temperature experimentally. The height, width and thickness of the specimens are 150, 100 and 2.1 mm, respectively. Impact tests have been performed under different impact energy levels by using low velocity impact testing machine. Compression and buckling tests were conducted by Shimadzu testing machine. According to obtained results, the damage increases by increasing the impact energy level in the subjected specimens to impact test.  Compression strength value is higher about 3  times than buckling strength value.


Materials ◽  
2018 ◽  
Vol 11 (12) ◽  
pp. 2472 ◽  
Author(s):  
Chen Zhang ◽  
Yunfei Rao ◽  
Zhe Li ◽  
Wei Li

Composites have gained wide use in structural applications; however, they are sensitive to impact damage. The use of hybrid composites is an effective way to overcome this deficiency. The effects of various hybrid structures of interlayer and intralayer warp-knitted fabrics with carbon and glass fibers on the low-velocity impact behavior of composite laminates were studied. Drop-weight impact tests were conducted on two types of interlayer, sandwich and intralayer hybrid composite laminates, which were compared with homogenous composite laminates. During low-velocity impact tests, the time histories of impact forces and absorbed energy by laminate were recorded. The failure modes were analyzed using the micro-CT (computed tomography) and C-scan techniques. The results revealed that the hybrid structure played an important role in peak force and the absorbed energy, and that the hybrid interface had an influence on damage modes, whereas the intralayer hybrid composite laminate damage was affected by the impact location. The intralayer hybrid laminate with C:G = 1:1 exhibited better impact resistance compared to the other hybrid structures.


2019 ◽  
Vol 6 (11) ◽  
pp. 115308 ◽  
Author(s):  
K Arun Prasath ◽  
P Amuthakkannan ◽  
V Arumugaprabu ◽  
V Manikandan

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