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Ballistic test investigation of hybrid rocket motor utilizing stearic acid biofuel with energetic additives for regression rate enhancement

Ahmad, Mohamed Tarmizi and Jagannathan, A. and Abidin, Razali and Noordin, M. N.H. and Wan Ya’acob, Wan Mohd Hanif and Zhahir, Amzari and Azami, Muhammad Hanafi (2021) Ballistic test investigation of hybrid rocket motor utilizing stearic acid biofuel with energetic additives for regression rate enhancement. In: 6th International Conference on Green Design and Manufacture 2020, IConGDM 2020, 23 - 24 July 2020, Arau, Perlis, Malaysia.

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Abstract

This research evaluates a novel composition based on Stearic Acid (SA) wax fuel, enriched with aluminium and carbon nanotubes (CNT) for hybrid propulsion system by carrying out a ballistic test. Benchmarking the aluminium doped hybrid fuel with the SA wax fuel, the former reveal lesser viscosity which leads to relatively improved entrainment-aided combustion. In contrast to the pure SA fuel, fine aluminium powder doped hybrid fuels show solid-like behavior, and hence greater stability in the solid phase. The loading of ultrafine aluminium powder substantially improves the efficacy of fuel regression during ballistic firing.

Item Type: Conference or Workshop Item (Plenary Papers)
Additional Information: 8177/89758
Uncontrolled Keywords: hybrid rocket, Stearic Acid (SA),
Subjects: T Technology > TL Motor vehicles. Aeronautics. Astronautics > TL780 Rockets
T Technology > TL Motor vehicles. Aeronautics. Astronautics > TL787 Astronautics
Kulliyyahs/Centres/Divisions/Institutes (Can select more than one option. Press CONTROL button): Kulliyyah of Engineering > Department of Mechanical Engineering
Kulliyyah of Engineering
Depositing User: Dr Muhammad Hanafi Azami
Date Deposited: 24 May 2021 10:01
Last Modified: 24 May 2021 10:01
URI: http://irep.iium.edu.my/id/eprint/89758

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