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Ulrich Carsten Johannes Rischmüller, Alexandros Lessis, Patrick Egerer and Mirko Hornung
A wide range of aircraft propulsion technologies is being investigated in current research to reduce the environmental impact of commercial aviation. As the implementation of purely hydrogen-powered aircraft may encounter various challenges on the airpor...
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Yousef Gharbia, Javad Farrokhi Derakhshandeh, Md. Mahbub Alam and A. M. Amer
Wingtip vortices generated from aircraft wingtips, as a result of the pressure differential at the wingtip, constitute a major component of the total drag force, especially during take-off and landing. In addition to the drag issue, these vortices also p...
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Carlos Alberto Romero, Pablo Correa, Edwan Anderson Ariza Echeverri and Diego Vergara
In recent times, the significance of advancing road transportation technologies has notably increased. This is mainly driven by the escalating need for road transportation systems that are not only safe but also environmentally sustainable. Moreover, enh...
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Lorenzo Gagliardi, Sofia Matilde Luglio, Andrea Peruzzi, Marco Fontanelli, Christian Frasconi and Michele Raffaelli
In the Mediterranean area, vineyard soils are often characterized by a high stone content. In these contexts, where tools commonly adopted for under-row weed control are frequently damaged, the utilization of a chain mower could be a preferable alternati...
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Kristian Balzer and David Watts
Modern electrical power systems integrate renewable generation, with solar generation being one of the pioneers worldwide. In Latin America, the greatest potential and development of solar generation is found in Chile through the National Electric System...
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Kathleen E. Duncan, Lina E. Dominici, Mark A. Nanny, Irene A. Davidova, Brian H. Harriman and Joseph M. Suflita
Some naval vessels add seawater to carbon steel fuel ballast tanks to maintain stability during fuel consumption. Marine sediments often contaminate ballast tank fluids and have been implicated in stimulating fuel biodegradation and enhancing biocorrosio...
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Yanyun Yu, Hongshuo Zhang, Zongbao Mu, Yating Li, Yutong Sun and Jia Liu
Trim optimization is an available approach for the energy saving and emission reduction of a ship. As a ship sails on the water, the draft and trim undergo constant changes due to the consumption of fuel oil and other consumables. As a result, the select...
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Fernando Montano, Ignazio Dimino and Alberto Milazzo
Morphing structures are a relatively new aircraft technology currently being investigated for a variety of applications, from civil to military. Despite the lack of literature maturity and its complexity, morphing wings offer significant aerodynamic bene...
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Vladimir Pelic, Ozren Bukovac, Radoslav Radonja and Nastia Degiuli
Modern marine propulsion systems must be reliable, energy efficient, environmentally friendly, and economical. Efforts to reduce fuel costs and carbon dioxide (CO2) emissions per nautical mile have a significant impact on the choice of propulsion system....
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Nick Rigogiannis, Ioannis Bogatsis, Christos Pechlivanis, Anastasios Kyritsis and Nick Papanikolaou
Road transportation accounts for about 20% of the total GHG emissions in the EU. Nowadays, the substitution of conventional fossil fuel-based ICEs with electric engines, or their hybridization, operating along with Energy Storage Systems, seems to be the...
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