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Heat transfer and flow structures of supercritical n-decane in a regenerative cooling channel loaded with non-uniform heat flux [PDF]

open access: goldFrontiers in Energy Research, 2022
A harsh and complex thermal environment in the combustor threatens safe working of scramjets. In this study, heat transfer and flow structures of supercritical n-decane under 3 MPa in a regenerative cooling channel loaded with non-uniform heat flux ...
Jian Liu   +4 more
doaj   +3 more sources

Effect of Cooling Header on the Hydrocarbon Fuel Flow Distribution in a Regenerative Cooling Channel

open access: yesInternational Journal of Aerospace Engineering, 2022
Regenerative cooling technology is the most widely used cooling technology in liquid rocket engines, and flow distribution is very important for regenerative cooling heat transfer.
Liang Yin, Jiaqiang E, Jie Ding
doaj   +3 more sources

Numerical Study on Regenerative Cooling Characteristics of Kerosene Scramjets [PDF]

open access: yesInternational Journal of Aerospace Engineering, 2020
The use of kerosene-based regenerative cooling for scramjet has been found widespread attention due to its inherent nature of high energy utilization efficiency and good thermal protection performance. In order to provide a reference for the later design
Xuan Jin, Chibing Shen, Xianyu Wu
doaj   +3 more sources

Space storable regenerative cooling investigation [PDF]

open access: green5th Propulsion Joint Specialist, 1969
Space storable regenerative cooling with FLOX/methane under conditions for small pump fed engine, describing injector and chamber ...
J. MITCHELL, James Neal
  +7 more sources

The Influence of Thrust Chamber Structure Parameters on Regenerative Cooling Effect with Hydrogen Peroxide as Coolant in Liquid Rocket Engines

open access: yesAerospace, 2023
Liquid rocket engines with hydrogen peroxide and kerosene have the advantages of high density specific impulse, high reliability, and no ignition system.
Chuang Zhou   +6 more
doaj   +2 more sources

Heat Transfer and Flow Structure Characteristics of Regenerative Cooling in a Rectangular Channel Using Supercritical CO2

open access: yesAerospace, 2023
At an extremely high Mach number, the regenerative cooling of traditional kerosene cannot meet the requirement of the heat sink caused by aerodynamic heating and internal combustion in a scramjet propulsion system.
Jian Liu   +3 more
doaj   +2 more sources

Regenerative Cooling Comparison of LOX/LCH4 and LOX/LC3H8 Rocket Engines Using the One-Dimensional Regenerative Cooling Modelling Tool ODREC

open access: yesApplied Sciences, 2023
Due to the extreme temperatures inside the combustion chambers of liquid propellant rocket engines, the walls of the combustion chamber and the nozzle are cooled by either the fuel or the oxidizer in what is known as regenerative cooling.
Yigithan Mehmet Kose, Murat Celik
doaj   +2 more sources

Progress of Coupled Heat Transfer Mechanisms of Regenerative Cooling System in a Scramjet

open access: yesEnergies, 2023
The feasibility of regenerative cooling technology in scramjet engines has been verified, while the heat transfer behavior involved in the process needs further study.
Ni He, Chaoyang Liu, Yu Pan, Jian Liu
doaj   +2 more sources

Cooling capacity optimization of hydrocarbon fuels for regenerative cooling

open access: yesApplied Thermal Engineering, 2022
As an effective method for heat management of hypersonic vehicles, regenerative cooling faces a severe problem of insufficient cooling capacity under high-speed conditions. Aiming to increase the cooling capacity of a given fuel, we conducted an optimization study by considering the influence of working conditions, chemical kinetics, and chemical ...
Dongsheng Wen   +7 more
openaire   +3 more sources

Thermal-Structural Analysis of Regenerative Cooled Scramjet [PDF]

open access: hybridModern Applied Science, 2010
A numerical model is developed to quantitative evaluation of the thermal and structural characteristics of the regenerative cooled scramjet engine. The three-dimensional internal CFD platform for scramjet and the computational program of domestic aviation kerosene properties are incorporated together to develop three dimensional thermal evaluation code.
Jin Jiang, Ruoling Zhang, Feng Wang
openalex   +4 more sources

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