A review on application and heat transfer enhancement of supercritical CO2 in low-grade heat conversion
S Zhang, X Xu, C Liu, C Dang - Applied Energy, 2020 - Elsevier
Trans-critical CO 2 Rankine system is a new technology for low-grade heat utilization which
has high energy conversion efficiency and exergo-economic efficiency. The gas heater is …
has high energy conversion efficiency and exergo-economic efficiency. The gas heater is …
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 …
role in regenerative engine cooling in propulsion systems. Conjugate heat transfer in a high …
Flow and thermal performance of supercritical n-decane in double-layer channels for regenerative cooling of a scramjet combustor
In order to improve the active regenerative cooling performance of a scramjet using
supercritical n-decane, a new type of cooling channel, the double-layer channel, is …
supercritical n-decane, a new type of cooling channel, the double-layer channel, is …
[HTML][HTML] Study on the heat transfer characteristics of regenerative cooling for LOX/LCH4 variable thrust rocket engine
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 …
LOX/LCH4 expander cycle rocket engine. The decreasing methane mass flow rate leads to …
Flow characteristics and heat transfer of supercritical n-decane in novel nested channels for scramjet regenerative cooling
Y Li, G Xie, Y Zhang, P Ferla, B Sunden - International Journal of Heat and …, 2021 - Elsevier
A novel kind of regenerative cooling channel, a so-called nested channel, is proposed to
further reduce the combustion chamber wall temperature of a scramjet. The supercritical n …
further reduce the combustion chamber wall temperature of a scramjet. The supercritical n …
[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 …
phenomena such as pseudo boiling and two-phase flow. This can be an issue for rocket …
Adaptive design methodology of segmented non-uniform fin arrangements for trans-critical natural gas in the printed circuit heat exchanger
Q Jiang, C Pan, X Song, S Wan, H Wen, H Li… - Applied Thermal …, 2022 - Elsevier
As the core heat transfer equipment of a floating storage regasification unit (FSRU), the
printed circuit plate heat exchanger (PCHE) has a significant impact on the gasification …
printed circuit plate heat exchanger (PCHE) has a significant impact on the gasification …
Numerical investigation on heat transfer and flow characteristics of supercritical methane in a horizontal tube
B Ruan, W Lin - Cryogenics, 2022 - Elsevier
The main component of liquefied natural gas (LNG) is methane. The regasification process
of LNG is usually under a supercritical condition. In this paper, a three-dimensional model is …
of LNG is usually under a supercritical condition. In this paper, a three-dimensional model is …
A system-level multi-field coupling algorithm for regenerative cooling thrust chamber of a LOX/methane rocket engine
Z Yan, Y Chen, Y Wu, Z Liu, Y Gao, W Wang - Acta Astronautica, 2023 - Elsevier
A systematic and hierarchical multi-physics coupling simulation method is proposed to
model the combustion, combustion-gas transonic flow, coolant transcritical flow, and …
model the combustion, combustion-gas transonic flow, coolant transcritical flow, and …
Improved wall temperature prediction for the LUMEN rocket combustion chamber with neural networks
Accurate calculations of the heat transfer and the resulting maximum wall temperature are
essential for the optimal design of reliable and efficient regenerative cooling systems …
essential for the optimal design of reliable and efficient regenerative cooling systems …