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Rafal Krakowski and Kazimierz Witkowski
This article shows the effect of the addition of effective microorganisms and silver on the exhaust gas composition and fuel consumption. Exhaust emission standards are becoming increasingly stringent, which makes it difficult for engine manufacturers to...
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Martynas Drazdauskas and Sergejus Lebedevas
The capability of operational marine diesel engines to adapt to renewable and low-carbon fuels is considered one of the most influential methods for decarbonizing maritime transport. In the medium and long term, ammonia is positively valued among renewab...
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Myung-Sung Kim and Kang Woo Chun
As the maritime industry?s emphasis on sustainable fuels has increased, liquid hydrogen (LH2) has emerged as a promising alternative due to its high energy density and zero-emission characteristics. While the experience of using natural gas in ships can ...
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Calvin Nguyen and James C. Thomas
Hybrid rocket engine (HRE) performance is dependent on fuel/oxidizer selection and fuel grain geometry. A literature review was performed to identify key trends and findings related to the application of the additive manufacturing (AM) of fuel systems fo...
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Anatoliy Shvets, Ksenia Vershinina, Kirill Vinogrodskiy and Geniy Kuznetsov
Biomass is a promising resource for the production of renewable energy, liquid fuels, and chemicals. Microwave pyrolysis is one of the directions of multifunctional conversion of raw materials. In the present work, the effect of microwave power on the ch...
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Xiaotian Peng, Donghao Fan, Doudou Qiu, Shiyu Feng, Hao Peng and Wentao Bai
Fuel vapor concentration is a key parameter for assessing the flammability of aircraft fuel tanks. However, the current research on RP-3 (Rocket Propellant-3) fuel vapor concentration is inadequate. This study categorizes fuel components by the number of...
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Nicole Viola, Roberta Fusaro, Guido Saccone and Valeria Borio
According to the latest report of the Intergovernmental Panel on climate change, aviation contributes to only about 2% to anthropogenic global greenhouse gas (GHG) emissions. However, in view of the growing market demand and the dramatic reductions in ot...
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Julia Karaeva, Svetlana Timofeeva, Marat Gilfanov, Marina Slobozhaninova, Olga Sidorkina, Ekaterina Luchkina, Vladimir Panchenko and Vadim Bolshev
Amaranthus retroflexus or redroot pigweed is a second generation lignocellulosic fuel. Each biomass sample (leaves, inflorescences and stems) was pyrolyzed in a lab-scale furnace, in a nitrogen atmosphere under non-isothermal conditions at heating rates ...
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Younseok Choi and Jinkwang Lee
As the demand for alternative fuels to solve environmental problems increases worldwide due to the greenhouse gas problem, this study predicted the demand for liquid hydrogen fuel in aviation to achieve ?zero-emission flight?. The liquid hydrogen fuel mo...
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Abdalrahman Khaled Mohammad, Charles Sumeray, Maximilian Richmond, Justin Hinshelwood and Aritra Ghosh
This study explored the applications of liquid hydrogen (LH2) in aerospace projects, followed by an investigation into the efficiency of ramjets, scramjets, and turbojets for hypersonic flight and the impact of grey, blue, and green hydrogen as an altern...
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