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Thomas Rötger, Chris Eyers and Roberta Fusaro
The request for faster and greener civil aviation is urging the worldwide scientific community and aerospace industry to develop a new generation of supersonic aircraft, which are expected to be environmentally sustainable, and to guarantee a high level ...
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Ui-Jeong Lee, Sang-Jun Ahn, Dong-Young Choi, Sang-Min Chin and Dae-Sung Jang
As the usability of and demand for unmanned aerial vehicles (UAVs) have increased, it has become necessary to establish a UAS traffic management (UTM) system for efficient UAV operations at low altitudes. To avoid collisions with ground obstacles, other ...
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Jie Li, Di Shen, Fuping Yu and Renmeng Zhang
With the rapid advancement of unmanned aerial vehicle (UAV) technology, the widespread utilization of UAVs poses significant challenges to urban low-altitude safety and airspace management. In the coming future, the quantity of drones is expected to expe...
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Wenqiu Qu, Chenchen Xu, Xiang Tan, Anqi Tang, Hongbo He and Xiaohan Liao
Driven by recent technological breakthroughs, the electric vertical take-off and landing (eVTOL) aircraft has gained considerable attention. The widespread demand for eVTOL aircraft can be attributed to their potential use in the commercialisation of urb...
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Nils Ahrenhold, Izabela Stasicka, Rabeb Abdellaoui, Thorsten Mühlhausen and Marco-Michael Temme
Growing political pressure and widespread social concerns about climate change are triggering a paradigm shift in the aviation sector. Projects with the target of reducing aviation?s CO2 emissions and their impact on climate change are being launched to ...
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Malik Doole, Joost Ellerbroek and Jacco M. Hoekstra
Package delivery via autonomous drones is often presumed to hold commercial and societal value when applied to urban environments. However, to realise the benefits, the challenge of safely managing high traffic densities of drones in heavily constrained ...
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Marta Ribeiro, Joost Ellerbroek and Jacco Hoekstra
Current predictions on future drone operations estimate that traffic density orders of magnitude will be higher than any observed in manned aviation. Such densities redirect the focus towards elements that can decrease conflict rate and severity, with sp...
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Andrew Weinert, Ngaire Underhill, Christine Serres and Randal Guendel
The integration of new airspace entrants into terminal operations requires design and evaluation of Detect and Avoid systems that prevent loss of well clear from and collision with other aircraft. Prior to standardization or deployment, an analysis of th...
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Jiwei Tang, Shumin Pu, Peixi Yu, Weicheng Xie, Yunfei Li and Binxing Hu
A comprehensive simulation model is established to predict the trajectory of a high-altitude zero-pressure balloon flight system with no parachute that is required to carry the load floating at the designated altitude for several hours or less. A series ...
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Jarlath Molloy, Roger Teoh, Seán Harty, George Koudis, Ulrich Schumann, Ian Poll and Marc E. J. Stettler
The aviation industry has committed to decarbonize its CO2 emissions. However, there has been much less industry focus on its non-CO2 emissions, despite recent studies showing that these account for up to two-thirds of aviation?s climate impact. Parts of...
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