Adaptive Impact Absorption

Author(s):  
J. Holnicki-Szulc ◽  
G. Mikulowski ◽  
A. Mroz ◽  
P. Pawlowski
Keyword(s):  

1994 ◽  
Vol 150 (2-3) ◽  
pp. 303-308 ◽  
Author(s):  
Nobutaka Ishikawa ◽  
Tatsuo Hoshikawa




2015 ◽  
Vol 76 (3) ◽  
Author(s):  
Noor Haznida Bakar ◽  
Koay Mei Hyie ◽  
C.M. Mardziah ◽  
N.R. Nik Roselina ◽  
Nik Rozlin Nik Masdek

This research focuses on the reinforcement of Kevlar in treated kenaf composite, specifically in the study of impact properties as well as the characteristics. The kenaf was treated with 6% Sodium Hydroxide (NaOH) solution at a specific period of time before being made into laminates. Impact test was conducted using an instrumented drop tower device at 36J level according to the standard ASTM D7136. Microstructures of the fractured specimens were also analyzed. The results of the study indicated that treated kenaf/Kevlar hybrid composite has better impact absorption energy than pure kenaf composite. Compared to the pure kenaf composite, the hybrid composite absorbs more impact energy and appears to have lower impact damage at the same impact energy level. This is because the Kevlar fibres play an important role to prevent and delay the destruction of composites.



2019 ◽  
Vol 68 ◽  
pp. 346-351 ◽  
Author(s):  
Guilherme S. Nunes ◽  
Christian John Barton ◽  
Fábio Viadanna Serrão


2021 ◽  
Vol 15 (4) ◽  
pp. 581-584
Author(s):  
Božo Bujanić ◽  
Matija Košak

The paper presents and describes the procedure of testing the materials that were available for the production of a multifunctional protective helmet. The procedure was carried out at the company Šestan-Busch d.o.o. as part of the EU project for the development and production of a multifunctional protective helmet. The test results showed that carbon fibers polymers as a composite material have the best impact absorption properties which was a key criterion for material selection. Other materials; glass fibers polymers, aramid fibers polymers and combinations in the test procedure showed worse results compared to the selected criterion.



2016 ◽  
Author(s):  
Kathleen E. Bussiere ◽  
◽  
Margaret T. Covley ◽  
Connor Foley ◽  
Scott C. McKenzie
Keyword(s):  




2019 ◽  
Author(s):  
Mikelis Kirpluks ◽  
Elena Cischino ◽  
Ugis Cabulis ◽  
Janis Andersons


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