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Leonard Vance, Agustin Espinoza, Jorge Martinez Dominguez, Salil Rabade, Gavin Liu and Jekan Thangavelautham
Sustainable space exploration will require using off-world resources for propellant generation. Using off-world-generated propellants significantly increases future missions? range and payload capacity. Near Earth Objects (NEOs) contain a range of availa...
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Zakaria Harimech, Kainaubek Toshtay, Meiram Atamanov, Seitkhan Azat and Rachid Amrousse
The thermal decomposition of an ammonium dinitramide-based energetic compound was conducted for the first time using a dispersive inductively coupled plasma mass spectrometer, DTA-TG analysis, and pyrolysis at a constant temperature. A liquid droplet was...
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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...
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Diyang Shen, Yuxian Yue and Xiaohui Wang
With the development of deep space exploration technology, manned missions to Mars are expected to be realized in the near future. However, the journey to Mars requires more supplies and fuel than near-Earth missions, including moon landings. Using the t...
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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...
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Ugur Kokal, Nazli Turan and Murat Celik
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emitters are commonly used in hollow cathodes that are utilized in electric space propulsion systems. In order to obtain necessary surface current emission densities of 1?10 A/cm2...
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Gianluigi Bovesecchi, Sandra Corasaniti, Girolamo Costanza, Fabrizio Paolo Piferi and Maria Elisa Tata
Space vehicles may be propelled by solar sails exploiting the radiation pressure coming from the sun and applied on their surfaces. This work deals with the adoption of Nickel-Titanium Shape Memory Alloy (SMA) elements in the sail deployment mechanism ac...
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Manuel Martín Saravia, Luca Bernazzani, Alessio Ceccarini, Alfio Emanuele Vinci and Fabrizio Paganucci
Iodine is considered as a feasible alternative to xenon as a propellant for electric propulsion systems, thanks to its good propulsive performance, high availability, and high storage density. However, as iodine is stored in solid state at ambient temper...
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Dhrumil B. Gohil, Apostolos Pesyridis and Jose Ramon Serrano
This paper presents the evaluation of near-future advanced internal combustion engine technologies to reach near zero-emission in vehicles with in the Indian market. Extensive research was carried out to propose the rationalise the most promising, new IC...
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Hagen Kellermann, Anaïs Luisa Habermann and Mirko Hornung
Providing sufficient cooling power for an aircraft will become increasingly challenging with the introduction of (hybrid-) electric propulsion. To avoid excessive drag from heat exchangers, the heat sink potential of the aircraft surface is evaluated in ...
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Jack Claricoats and Sam M. Dakka
The paper presents the development of the power, propulsion, and thermal systems for a 3U CubeSat orbiting Earth at a radius of 600 km measuring the radiation imbalance using the RAVAN (Radiometer Assessment using Vertically Aligned NanoTubes) payload de...
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Jack Claricoats and Sam M. Dakka
The paper presents the development of the power, propulsion, and thermal systems for a 3U CubeSat orbiting Earth at a radius of 600 km measuring the radiation imbalance using the RAVAN (Radiometer Assessment using Vertically Aligned NanoTubes) payload de...
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Jeongmoo Huh and Ki Sun Park
This paper reports on the effect of structural materials on heat loss-associated propulsion performance degradation of monopropellant thrusters in the micro scale. In order to address the effect of fabrication materials on heat loss, propellant flow char...
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Joel R. Perez and Carlos A. Reusser
Nowadays, marine propulsion systems based on thermal machines that operate under the diesel cycle have positioned themselves as one of the main options for this type of applications. The main comparative advantages of diesel engines, compared to other pr...
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Wongwan Jung, Jinkwang Lee and Daejun Chang
This study introduced the methodology for integrating ethylene glycol/water mixture (GW) systems which supply heat energy to the liquid hydrogen (LH2) fuel gas supply system (FGSS), and manage the temperature conditions of the battery system. All systems...
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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...
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Smruti Sahoo, Xin Zhao and Konstantinos Kyprianidis
Electrification of the propulsion system has opened the door to a new paradigm of propulsion system configurations and novel aircraft designs, which was never envisioned before. Despite lofty promises, the concept must overcome the design and sizing chal...
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Daniele Ricci, Francesco Battista and Manrico Fragiacomo
Reliability of liquid rocket engines is strictly connected with the successful operation of cooling jackets, able to sustain the impressive operative conditions in terms of huge thermal and mechanical loads, generated in thrust chambers. Cryogenic fuels,...
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Yeon-Kyu Park, Geuk-Nam Kim and Sang-Young Park
The CANYVAL-C (CubeSat Astronomy by NASA and Yonsei using a virtual telescope alignment for coronagraph) is a space science demonstration mission that involves taking several images of the solar corona with two CubeSats?1U CubeSat (Timon) and 2U CubeSat ...
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Ivan Gospic, Ivica Glavan, Igor Poljak and Vedran Mrzljak
The paper discusses the possibility of applying the trigeneration energy concept (cogeneration + absorption cooling) on diesel-powered refrigerated ships, based on systematic analyses of variable energy loads during the estimated life of the ship on a pr...
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