Hydrogen energy demand growth prediction and assessment (2021–2050) using a system thinking and system dynamics approach

T Yusaf, M Laimon, W Alrefae, K Kadirgama… - Applied Sciences, 2022 - mdpi.com
Adoption of hydrogen energy as an alternative to fossil fuels could be a major step towards
decarbonising and fulfilling the needs of the energy sector. Hydrogen can be an ideal …

Achievements obtained for sustained hypersonic flight within the LAPCAT-II project

J Steelant, R Varvill, C Walton, S Defoort… - 20th AIAA international …, 2015 - arc.aiaa.org
APCAT II (Long-Term Advanced Propulsion Concepts and Technologies)[1] is a follow-up of
the previous EC co-funded project LAPCAT [2]. The objective is to develop different vehicle …

Effects of injection mode on the mixture formation and combustion performance of the hydrogen internal combustion engine

Z Yang, F Zhang, L Wang, K Wang, D Zhang - Energy, 2018 - Elsevier
For the hydrogen internal combustion engine with port fuel injection, H 2 into intake port from
injection system will expand, which will block the entry of air. Two types of injection modes …

Methodology for assessing retrofitted hydrogen combustion and fuel cell aircraft environmental impacts

K Alsamri, J De la Cruz, M Emmanouilidi… - Journal of Propulsion …, 2024 - arc.aiaa.org
Hydrogen (H 2) combustion and solid oxide fuel cells (SOFCs) can potentially reduce
aviation-produced greenhouse gas emissions compared to kerosene propulsion. This paper …

Reactive air brazing of YSZ-electrolyte and Al2O3-substrate for gas sensor sealing: Interfacial microstructure and mechanical properties

J Cao, X Si, W Li, X Song, J Feng - international journal of hydrogen energy, 2017 - Elsevier
Abstract A YSZ/Al 2 O 3 layered structure was successfully reactive air brazed using
Agsingle bond CuO fillers. The interaction mechanism between the filler and ceramics was …

[HTML][HTML] A numerical investigation on De-NOx technology and abnormal combustion control for a hydrogen engine with EGR system

H Guo, S Zhou, J Zou, M Shreka - Processes, 2020 - mdpi.com
The combustion emissions of the hydrogen-fueled engines are very clean, but the problems
of abnormal combustion and high NOx emissions limit their applications. Nowadays …

Impact of combustion chamber wall heat loss on the energy, exergy, ecology, NOx emission based performance and multiobjective optimization of the precooled …

T Tanbay, A Durmayaz - International Journal of Hydrogen Energy, 2023 - Elsevier
In this paper, the impact of the combustion chamber wall heat loss on the performance of the
hydrogen-fueled precooled combined cycle Scimitar engine is investigated. Overall and …

Evolution behavior of Al2O3 nanoparticles reinforcements during reactive air brazing and its role in improving the joint strength

X Si, J Cao, X Song, Z Wang, Z Wang, J Feng - Materials & Design, 2017 - Elsevier
Nanoparticles have not been employed as reinforcements of composite filler for reactive air
brazing (RAB) until now. It is crucial to investigate the evolution behavior and the …

Aerodynamic measurements of an air-breathing hypersonic vehicle at Mach 3.5 to 8

P Gruhn, A Gülhan - AIAA Journal, 2018 - arc.aiaa.org
Six-degree-of-freedom measurements have been performed with an aerodynamic model of
a small-scale hypersonic air-breathing vehicle. The model was tested in two test campaigns …

Impact of hydrogen fueled hypersonic airliners on the O3 layer depletion

A Ingenito - International Journal of Hydrogen Energy, 2018 - Elsevier
The promising opportunity to reach intercontinental long distances in a few hours is a
remarkable issue for both private companies and public organizations: teams of scientists …