|
|
|
|
|
Yang Liu, Xintong Li, Pengcheng Wang, Xiaotian Zhang, Hao Zhu and Guobiao Cai
This paper proposed a multi-objective, multi-disciplinary design optimization and multi-attribute evaluation method for the manned lunar lander descent stage. A system design model is established considering multiple disciplines such as propulsion, struc...
ver más
|
|
|
|
|
|
|
|
|
|
|
Anaïs Luisa Habermann, Moritz Georg Kolb, Philipp Maas, Hagen Kellermann, Carsten Rischmüller, Fabian Peter and Arne Seitz
Hybrid-Electric Propulsion (HEP) could be part of the solution to decrease emissions associated with regional commercial aviation. This study presents results for the aircraft level fuel reduction potential of a regional turboprop concept with an HEP arc...
ver más
|
|
|
|
|
|
|
|
|
|
|
Eytan J. Adler, Benjamin J. Brelje and Joaquim R. R. A. Martins
Electrified aircraft propulsion enables new aircraft designs with fewer emissions. One challenge of electrified architectures is handling the electrical components? waste heat. This is because batteries and other electrical components are sensitive to hi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Andrea Spinelli, Hossein Balaghi Enalou, Bahareh Zaghari, Timoleon Kipouros and Panagiotis Laskaridis
The energy management strategy of a hybrid-electric aircraft is coupled with the design of the propulsion system itself. A new design space exploration methodology based on Set-Based Design is introduced to analyse the effects of different strategies on ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jianan Zong, Bingjie Zhu, Zhongxi Hou, Xixiang Yang and Jiaqi Zhai
Electric propulsion technology has attracted much attention in the aviation industry at present. It has the advantages of environmental protection, safety, low noise, and high design freedom. An important research branch of electric propulsion aircraft i...
ver más
|
|
|
|
|
|
|
|
|
|
|
Christopher Glaser, Jouke Hijlkema and Jérôme Anthoine
Hybrid rocket propulsion, first demonstrated by the Russian GIRD-09 rocket in 1933, combines liquid oxidizer and solid fuel for thrust generation. Despite numerous advantages, such as enhanced safety, controllability, and potential environmental benefits...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jianfeng Zhu, Guochen Huang, Maoguang Xu, Ming Liu, Bo Diao and Po Li
Combined with the development trend of high speed generators and the high voltage of DC microgrids in high-power series hybrid aero propulsion system, a set of hybrid systems with a power of 200 kW, voltage of 540 V, and speed of 21,000 r/min is establis...
ver más
|
|
|
|
|
|
|
|
|
|
|
Saleh B. Alsaidi, Jeongmoo Huh and Mohamed Y. E. Selim
The performance of two solid biomass wastes, date stone and jojoba solid waste, was experimentally examined for their potential application in combustion and propulsion systems. The fuels were tested in a hybrid rocket-like combustion environment, and th...
ver más
|
|
|
|
|
|
|
|
|
|
|
Maël Renault and Vaios Lappas
The recent growth in maturity of paraffin-based hybrid propulsion systems reassesses the possibility to design an alternative Mars Ascent Vehicle (MAV) propelled by a European hybrid motor. As part of the Mars Sample Return (MSR) campaign, a Hybrid MAV w...
ver más
|
|
|
|
|
|
|
|
|
|
|
Agata Kusmierek, Rafal Grzeszczyk, Andreas Strohmayer and Cezary Galinski
Given the increase in air traffic, the main challenges in aircraft design are in-flight emissions and noise heard by the community. These problems have thus far been solved by incremental improvements in aerodynamics, engine technology and operation. To ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Valerio Marciello, Mario Di Stasio, Manuela Ruocco, Vittorio Trifari, Fabrizio Nicolosi, Markus Meindl, Bruno Lemoine and Priscilla Caliandro
The environmental impact of aviation in terms of noise and pollutant emissions has gained public attention in the last few years. In addition, the foreseen financial benefits of an increased energy efficiency have motivated the transport industry to inve...
ver más
|
|
|
|
|
|
|
|
|
|
|
Giuseppe Palaia, Karim Abu Salem and Alessandro A. Quarta
The continuously expanding transport aviation sector has a significant impact on climate change, and measures must be taken to limit its environmental impact. The study of advanced airframes, which may increase the lift-to-drag ratio and structural effic...
ver más
|
|
|
|
|
|
|
|
|
|
|
Giovanni Fasulo, Luigi Federico, Adolfo Sollazzo, Luciano De Vivo and Roberto Citarella
A rocket?s turbulent jet radiates intense acoustic waves, which are an acoustic load for structural components like payload, launch structure, and rocket avionics, and impact communities near the launch site. Therefore, a careful characterization of the ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Giuseppe Palaia, Karim Abu Salem and Alessandro A. Quarta
This paper proposes a conceptual analysis of the limitations related to the development (and integration) of hybrid?electric propulsion on regional transport aircraft, with the aim to identify a feasibility space for this innovative aircraft concept. Hyb...
ver más
|
|
|
|
|
|
|
|
|
|
|
Maria Coutinho, Frederico Afonso, Alain Souza, David Bento, Ricardo Gandolfi, Felipe R. Barbosa, Fernando Lau and Afzal Suleman
The electrification of an aircraft?s propulsive system is identified as a potential solution towards a lower carbon footprint in the aviation industry. One of the effects of increased electrification is the generation of a large amount of waste heat that...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hongsheng Yu, Xiaodong Yu, Hongwei Gao, Luigi T. DeLuca, Wei Zhang and Ruiqi Shen
The slow regression rate induced by the high pyrolysis difficulty has limited the application and development of hydroxyl-terminated polybutadiene (HTPB)-based fuels in hybrid rocket propulsion. Nickel oxide (NiO) shows the possibility of increasing the ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Dongsuk Kim, Majid Asli and Klaus Höschler
As the issue of pollutant emissions from aviation propulsion escalates, research into alternative powertrains is gaining momentum. Two promising technologies are the Hybrid Electric Propulsion System (HEPS) and Pressure Gain Combustion (PGC). HEPS is exp...
ver más
|
|
|
|
|
|
|
|
|
|
|
Francesco Barato
Hybrid rockets using specific oxidizer?fuel combinations are considered a green alternative to current propulsion systems, as they do not release very toxic or polluting exhausts, but only much less harmful substances such as carbon monoxide/dioxide and ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Gianpiero Buzzo, Lidia Travascio, Angela Vozella, Mauro Baldizzone, Monica Gily, Clarissa Casagrande, Vincenzo Martina and Emanuele Quarona
The current rapid technological change identifies the evolution of people?s transportation as one of the primary effects. Hybrid-electric propulsion reveals potential advantages, including fuel savings, lower pollution, and reduced noise emissions. It is...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zhipeng Du, Qinan Chen, Cong Guan and Hui Chen
Advances in power and propulsion and energy management improvements can significantly contribute to reducing emissions. The International Maritime Organization (IMO) Marpol regulations impose increasingly stringent restrictions on ship?s emission. Accord...
ver más
|
|
|
|
|
|