A comprehensive investigation of heat transfer in a high aspect ratio cooling channel of a rocket engine using LNG coolant

I Nasser, Y Torres, T Santese, O Haidn, C Manfletti - Acta Astronautica, 2023 - Elsevier
Small quantities of hydrocarbon impurities in liquefied natural gas (LNG) play a significant
role in regenerative engine cooling in propulsion systems. Conjugate heat transfer in a high …

Review of the LNG intermediate fluid vaporizer and its heat transfer characteristics

S Li, Y Ju - Frontiers in Energy, 2022 - Springer
The intermediate fluid vaporizer (IFV), different from other liquefied natural gas (LNG)
vaporizers, has many advantages and has shown a great potential for future applications. In …

Thermal behavior in the cracking reaction zone of scramjet cooling channels at different channel aspect ratios

S Zhang, Y Feng, Y Jiang, J Qin, W Bao, J Han… - Acta Astronautica, 2016 - Elsevier
To study the thermal behavior in the cracking reaction zone of regeneratively cooled
scramjet cooling channels at different aspect ratios, 3-D model of fuel flow in terms of the …

Numerical analysis of deterioration in heat transfer to near-critical rocket propellants

M Pizzarelli, A Urbano, F Nasuti - Numerical Heat Transfer, Part A …, 2010 - Taylor & Francis
Liquid propellants, which are typically used for regenerative cooling of rocket thrust
chambers, can flow in channels at supercritical pressures and in the neighborhood of …

Thermal behavior inside scramjet cooling channels at different channel aspect ratios

S Zhang, J Qin, K Xie, Y Feng, W Bao - Journal of Propulsion and …, 2016 - arc.aiaa.org
To study the thermal behavior inside scramjet cooling channels at different aspect ratios, a
three-dimensional model of fuel flow in terms of the fuel real properties is built and validated …

[HTML][HTML] Artificial compressibility method for high-pressure transcritical fluids at low Mach numbers

A Abdellatif, J Ventosa-Molina, J Grau, R Torres… - Computers & …, 2024 - Elsevier
Supercritical fluids possess unique properties that makes them relevant in various scientific
and engineering applications. However, the experimental investigation of these fluids is …

Heat transfer modeling for supercritical methane flowing in rocket engine cooling channels

M Pizzarelli, F Nasuti, M Onofri, P Roncioni… - Applied Thermal …, 2015 - Elsevier
To investigate the methane behavior inside rocket engine cooling channels, a test article
has been specifically designed by the Italian Aerospace Research Center. In this study, the …

Numerical analysis of paraffin-wax/oxygen hybrid rocket engines

MT Migliorino, D Bianchi, F Nasuti - Journal of Propulsion and Power, 2020 - arc.aiaa.org
A predictive numerical approach, based on Reynolds-averaged Navier–Stokes simulations
including the effects of turbulence, chemistry, fluid/surface interaction, and radiation, has …

Simplification of pyrolytic reaction mechanism and turbulent heat transfer of n-decane at supercritical pressures

B Ruan, H Meng, V Yang - International Journal of Heat and Mass Transfer, 2014 - Elsevier
Fluid flows and heat transfer of hydrocarbon fuels with endothermic pyrolysis play an
important role in regenerative cooling of many flight vehicles and energy-conversion …

Trade-off analysis of high-aspect-ratio-cooling-channels for rocket engines

M Pizzarelli, F Nasuti, M Onofri - International Journal of Heat and Fluid …, 2013 - Elsevier
High performance liquid rocket engines are often characterized by rectangular cooling
channels with high aspect ratio (channel height-to-width ratio) because of their proven …