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Tobias Graf, Robin Fonk, Christiane Bauer, Josef Kallo and Caroline Willich
The climate impact of aviation can be reduced using powertrains based on hydrogen fuel cells and batteries. Combining both technologies in a direct-hybrid without a DC/DC converter is a promising approach for light-weight systems. Depending on the power ...
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Saeed Hosseini, Mohammad Ali Vaziry-Zanjany and Hamid Reza Ovesy
In this research, the architecture and the functionalities of the LAMBDA (Laboratory of Aircraft Multidisciplinary Knowledge-Based Design and Analysis) framework for the design, analysis, and optimization of civil aircraft are presented. The framework is...
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Riccardo Cadamuro, Maria Teresa Cazzola, Nicolò Lontani and Carlo E. D. Riboldi
Sounding rockets constitute a class of rocket with a generally simple layout, being composed of a cylindrical center-body, a nosecone, a number of fins placed symmetrically around the longitudinal axis (usually three or four), and possibly a boat-tail. T...
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Christoforos S. Rekatsinas, Dimitris K. Dimitriou and Nikolaos A. Chrysochoidis
The present paper investigates the design process and the dimensioning of a tailless type-C composite sandwich unmanned aerial vehicle (UAV). The objective is to investigate an innovative aircraft configuration which exceeds the standard approach of ribs...
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Osita Ugwueze, Thomas Statheros, Nadjim Horri, Michael A. Bromfield and Jules Simo
This paper presents the development of a robust sizing method to efficiently estimate and compare key performance parameters in the conceptual design stage for the two main classes of fully electric vertical take-off and landing (eVTOL) aircraft, the pow...
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Yalin Dai, Yu Wang, Xiaoyu Xu and Xiongqing Yu
One essential problem in aircraft conceptual design is initial sizing in which the aircraft primary parameters such as weight, size, and thrust are estimated for given design requirements. The airbreathing hypersonic aircraft is a type of novel aircraft ...
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Thomas Planès, Scott Delbecq, Valérie Pommier-Budinger and Emmanuel Bénard
The aircraft environmental control system (ECS) is the second-highest fuel consumer system, behind the propulsion system. To reduce fuel consumption, one research direction intends to replace conventional aircraft with more electric aircraft. Thus, new e...
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Vijesh Mohan, Andrew K. Jeyaraj and Susan Liscouët-Hanke
System integration is one of the key challenges to bringing future hybrid-electric and all-electric aircraft into the market. In addition, retrofitting and redesigning existing aircraft are potential paths toward achieving hybrid and all-electric flight,...
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Stanislav Karpuk, Yiyuan Ma and Ali Elham
Present work investigates the potential of a long-range commercial blended wing body configuration powered by hydrogen combustion engines with future airframe and propulsion technologies. Future technologies include advanced materials, load alleviation t...
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Davide Ferretto, Oscar Gori, Roberta Fusaro and Nicole Viola
Recent studies have revealed that control surface deflection can cause a reduction in the aerodynamic efficiency of a hypersonic aircraft of up to 30%. In fact, the characterization of the Flight Control System is essential for the estimation of the cons...
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