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 …

Numerical study on regenerative cooling technology with endothermic hydrocarbon fuel: A comprehensive review

K Tian, P Yang, Z Tang, Z Cheng, J Wang… - Journal of Cleaner …, 2024 - Elsevier
This article summarizes the phenomena and challenges in regenerative cooling, including
transcritical thermophysical properties, fuel pyrolysis, and surface coking. The …

[HTML][HTML] Study on the heat transfer characteristics of regenerative cooling for LOX/LCH4 variable thrust rocket engine

J Song, T Liang, Q Li, P Cheng, D Zhang, P Cui… - Case Studies in Thermal …, 2021 - Elsevier
It is a challenging task to investigate the regenerative cooling of the variable thrust
LOX/LCH4 expander cycle rocket engine. The decreasing methane mass flow rate leads to …

Experiment and modelling of supercritical pyrolysis and coking of RP-3 aviation kerosene in a U-bend tube

Z Bao, T Ye, R Wang, Q Zhu - Chemical Engineering Journal, 2023 - Elsevier
Curved structures are inevitably involved in the regenerative cooling channel of scramjet
engine. In this work, pyrolysis and coking characteristics of supercritical RP-3 aviation …

Asymmetric heating and buoyancy effects on heat transfer of hydrocarbon fuel in a horizontal square channel at supercritical pressures

X Sun, H Meng, Y Zheng - Aerospace Science and Technology, 2019 - Elsevier
Heat transfer of the hydrocarbon fuel at a supercritical pressure is a key process in the
aerospace engine cooling applications. A CFD model is applied in this paper to study flow …

Effect of pressure on regenerative cooling process of endothermic hydrocarbon fuel at severe pyrolysis conditions

K Tian, P Yang, JJ Klemeš, T Ma, M Zeng… - Aerospace Science and …, 2023 - Elsevier
Regenerative cooling technology with supercritical aviation kerosene as coolant is the
optimal thermal management method for advanced aero engines. In order to fill the gap in …

[HTML][HTML] Numerical investigation of rocket engine cooling channel heat transfer for different LNG under trans-critical conditions

I Nasser, O Haidn, C Manfletti - International Journal of Thermofluids, 2023 - Elsevier
Abstract Hydrocarbon impurities in Liquified Natural Gas LNG may produce undesired
phenomena such as pseudo boiling and two-phase flow. This can be an issue for rocket …

Comparison of heat transfer performance between liquid metal and aviation kerosene in the wall cooling channel of aero-engine

J Xu, H Yu, C Dang, K Cheng, Z Liu, J Qin… - International Journal of …, 2024 - Elsevier
This paper explores the comparison of heat transfer performance between aviation
kerosene and liquid metals in the engine wall cooling channel. The relative error between …

Asymmetric heating effect on heat transfer and carbon depositions of pyrolytic hydrocarbon fuel in curved cooling channels

Y Zhang, Y Cao, K Gong, F Chen, Y Feng - Chemical Engineering Science, 2023 - Elsevier
Numerical study was carried out to investigate the effect of asymmetric heating on fuel
pyrolysis, heat transfer and carbon depositions in curved cooling channels around the cavity …

Modeling of a 7-elements GOX/GCH4 combustion chamber using RANS with Eddy-Dissipation Concept model

JF Wei, M Ye, S Zhang, J Qin, OJ Haidn - Aerospace Science and …, 2020 - Elsevier
A 7-element rocket combustion chamber using GOX/GCH 4 as propellant has been modeled
and simulated to get a more comprehensive knowledge for combustion and heat transfer …