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ISSN 2063-5346
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EVALUATION OF FACTUAL PROPERTIES OF FUNCTIONALLY GRADED CARBON NANOTUBE SANDWICH SHELLS USING ROM

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Ms.C.Sucharitha, Dr.P.Eshwaraiah
» doi: 10.31838/ecb/2023.12.si6.195

Abstract

Shell-like structures are commonly used in many mechanical, civil, aeronautical, marine, and architectural engineering applications because they produce optimal dynamic behaviour. Carbon nanotubes (CNT) are used as reinforcing constituents in composite structures such as beam, plate, and shell due to their high strength and stiffness to weight ratio. Because of these CNT characteristics, this research investigated the elastic properties of CNTRSS plate and shell forms. The density, poisons ratio, modulus of elasticity, and remaining elastic properties of functionally graded carbon-nanotube sandwich shells reinforced with PMMA as matrix are investigated in this article. The stacking structures considered are functionally graded with O, X and V form types. Different volume portions such as 12, 17 and 28 were considered as fibre percentage. The CNT’s are included in the sandwich shell with different volume fractions and calculated material properties taking reference values from the base journals. Using rule of mixtures theory the formulations were built and solved using a two-step process. The fibres considered in this research are carbon reinforced with CNT.

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