Liquid hydrogen fuel tanks for commercial aviation: Structural sizing and stress analysis
Sign Up to like & getrecommendations! Published in 2019 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2019.105438
Abstract: Abstract LH2 fuel tanks are one of the main drivers in the development of a commercial airplane powered with hydrogen. This article discusses the implementation of liquid hydrogen fuel tanks in future commercial airplanes focusing… read more here.
Keywords: analysis; fuel tanks; fuel; hydrogen fuel ... See more keywords
Final Test Results for the Ground Operations Demonstration Unit for Liquid Hydrogen.
Sign Up to like & getrecommendations! Published in 2017 at "Cryogenics"
DOI: 10.1016/j.cryogenics.2017.10.008
Abstract: Described herein is a comprehensive project-a large-scale test of an integrated refrigeration and storage system called the Ground Operations and Demonstration Unit for Liquid Hydrogen (GODU LH2), sponsored by the Advanced Exploration Systems Program and… read more here.
Keywords: operations demonstration; hydrogen; ground operations; demonstration unit ... See more keywords
DNB heat flux on inner side of a vertical pipe in forced flow of liquid hydrogen and liquid nitrogen
Sign Up to like & getrecommendations! Published in 2018 at "Cryogenics"
DOI: 10.1016/j.cryogenics.2018.02.002
Abstract: Abstract Heat transfer from inner side of a heated vertical pipe to liquid hydrogen flowing upward was measured at the pressures of 0.4, 0.7 and 1.1 MPa for wide ranges of flow rate and liquid temperature.… read more here.
Keywords: heat; liquid hydrogen; liquid nitrogen; liquid ... See more keywords
CFD investigation on thermodynamic characteristics in liquid hydrogen tank during successive varied-gravity conditions
Sign Up to like & getrecommendations! Published in 2019 at "Cryogenics"
DOI: 10.1016/j.cryogenics.2019.102973
Abstract: Abstract In the present paper, a computational fluid dynamics (CFD) model is developed to simulate the successive varied-gravity operations for a liquid hydrogen (LH2) tank, and pressure evolution, physical field distributions and phase change amounts… read more here.
Keywords: tank; varied gravity; gravity; pressure ... See more keywords
Liquid hydrogen sloshing in superheated vessels under microgravity
Sign Up to like & getrecommendations! Published in 2019 at "Experimental Thermal and Fluid Science"
DOI: 10.1016/j.expthermflusci.2019.03.006
Abstract: Abstract We consider the influence of superheated walls on the axial sloshing motion of liquid hydrogen in an upright circular cylinder. The sloshing motion is induced by the capillary driven reorientation of the free surface… read more here.
Keywords: hydrogen; sloshing superheated; sloshing motion; hydrogen sloshing ... See more keywords
Thermal transition and its evaluation of liquid hydrogen cavitating flow in a wide range of free-stream conditions
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Heat and Mass Transfer"
DOI: 10.1016/j.ijheatmasstransfer.2018.06.096
Abstract: Abstract The objectives of this paper are to (1) validate the present numerical modeling framework for liquid hydrogen cavitating flow, (2) investigate the dynamic evolution of liquid hydrogen cavitating flows in a wide range of… read more here.
Keywords: mode; liquid hydrogen; transition; free stream ... See more keywords
Numerical analysis of the influence of wall vibration on heat transfer with liquid hydrogen boiling flow in a horizontal tube
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2017.10.149
Abstract: Abstract Tube vibration inevitably occurs on transfer lines of liquid hydrogen (LH2) and affects the heat transfer characteristic of LH2. In this study, a three-dimensional numerical method based on RPI boiling model and vibration model… read more here.
Keywords: heat; vibration; liquid hydrogen; heat transfer ... See more keywords
Diffusion of liquid hydrogen and oxygen in nonlinear mixed convection nanofluid flow over vertical cone
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2019.04.193
Abstract: Abstract The phenomenon of triple diffusive nonlinear mixed convection over a vertical cone is completely a new concept of rheological study and behaviours of such flows are not reported in the open literature as yet.… read more here.
Keywords: convection; hydrogen; hydrogen oxygen; cone ... See more keywords
Liquid hydrogen releases show dense gas behavior
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2019.09.060
Abstract: Abstract The number of maritime initiatives with hydrogen as alternative fuel is increasing. While most of the early projects aim at using compressed hydrogen the use of liquid hydrogen (LH2) is more practical and is… read more here.
Keywords: hydrogen; lh2 releases; gas; liquid hydrogen ... See more keywords
Dispersion behavior and safety study of liquid hydrogen leakage under different application situations
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2020.08.031
Abstract: Abstract The potential hazard of liquid hydrogen is still a problem for hydrogen-energy-driven automobile application. Based on the previous multicomponent-phase-change modeling of cryogenic and combustible liquids leakage. This paper has developed three different physical models… read more here.
Keywords: hazard; hydrogen; dispersion behavior; application ... See more keywords
Numerical investigation on subcooled pool film boiling of liquid hydrogen in different gravities
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2020.10.079
Abstract: Abstract A clear understanding of bubble dynamics and heat transfer characteristics of hydrogen boiling in microgravity is significant for achieving safe and high-efficiency utilization of liquid hydrogen in space. In the present paper, a numerical… read more here.
Keywords: film boiling; subcooled pool; hydrogen; pool film ... See more keywords