Effects of Fiber Hybrid Layer on Impact Resistance of Airdrop Box without Parachute

SHI Yong-sheng, SUN Wen-ze

Packaging Engineering ›› 2023 ›› Issue (1) : 300-308.

PDF(4585 KB)
PDF(4585 KB)
Packaging Engineering ›› 2023 ›› Issue (1) : 300-308. DOI: 10.19554/j.cnki.1001-3563.2023.01.035

Effects of Fiber Hybrid Layer on Impact Resistance of Airdrop Box without Parachute

  • SHI Yong-sheng, SUN Wen-ze
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Abstract

The work aims to study the composite laminates with carbon fiber, glass fiber, aramid fiber/epoxy resin system fiber hybrid layers used in the airdrop box without parachute to improve the realization effect at low cost. Composite laminates were divided into ten layers with interlaminar hybrid structure. By changing the hybrid ratio, laying angle and laying sequence, 148 laying schemes were designed. The effects of the three kinds of parameter variables on the tensile and bending properties of laminates were analyzed with ANSYS-APDL. The results showed that when the fiber was laid along the main force direction, the carbon fiber layer was on the outside, the glass fiber layer was concentrated in the center, and the volume of the glass fiber layer accounted for 40%, the material had the highest cost performance ratio. For the hybrid fiber composite laminates, it is concluded that the carbon/glass hybrid fiber composite obtained by adjusting the hybrid ratio has good performance. By adjusting the laying angle, it is found that the closer the fiber laying angle is to the force direction, the better the performance effect is. And the best performance structure under different hybrid ratio and laying angle is obtained by adjusting the laying sequence.

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SHI Yong-sheng, SUN Wen-ze. Effects of Fiber Hybrid Layer on Impact Resistance of Airdrop Box without Parachute[J]. Packaging Engineering. 2023(1): 300-308 https://doi.org/10.19554/j.cnki.1001-3563.2023.01.035
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