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Journal ArticleDOI

Transient responses of turbulent heat transfer of cryogenic methane at supercritical pressures

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TLDR
In this paper, a numerical study has been conducted to analyze transient responding behaviors of fluid flow and heat transfer of the cryogenic methane at supercritical pressures, the physical phenomena closely related to the regenerative rocket engine cooling application.
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This article is published in International Journal of Heat and Mass Transfer.The article was published on 2017-06-01. It has received 16 citations till now. The article focuses on the topics: Heat transfer coefficient & Critical heat flux.

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Journal ArticleDOI

Flow dynamics in transient heat transfer of n-decane at supercritical pressure

TL;DR: In this article, the effects of surface heat flux, surface heating rate, cooling tube length, and inlet flow velocity on the transient responding behaviors of n -decane at a supercritical pressure of 5MPa was numerically investigated.
Journal ArticleDOI

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

TL;DR: In this article, the geometric dimension of the regenerative cooling channels with phase-change was developed, and the effect of variable engine thrust on RCC's heat transfer characteristics was analyzed particularly for low engine thrust.
Journal ArticleDOI

Analysis and prediction of heat transfer deterioration of supercritical pressure cryogenic methane in a vertical tube

TL;DR: In this paper, the authors investigated the flow and heat transfer characteristics of supercritical pressure methane in a vertical tube, and primary focus was to reveal the mechanism of two-peak wall temperatures occurrence.
Journal ArticleDOI

Numerical study of supercritical octane flows with multicomponent effects by pyrolysis

TL;DR: In this article, the authors focused on supercritical octane flow simulation with pyrolysis reactions in a heated circular pipe to determine the multicomponent effects of changes in thermophysical properties.
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Numerical investigation on heat transfer and flow characteristics of supercritical methane in a horizontal tube

B. Ruan, +1 more
- 01 Jun 2022 - 
TL;DR: In this paper , a three-dimensional model is established to study the heat transfer and flow mechanism of supercritical methane in a heating process, and the authors show that deterioration of heat transfer occurs on the upper surface of the channel, which is most evident when the bulk temperature approaches the pseudocritical temperature.
References
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Journal ArticleDOI

Forced convective heat transfer to supercritical water flowing in tubes

TL;DR: In this article, a comprehensive set of data was obtained for pressures from 226 to 294 bar, bulk temperatures from 230 to 540°C, heat fluxes from 116 to 930 kW/m 2 and mass velocities from 310 to 1830 kg/m2s.
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Hydrocarbon Fuel Cooling Technologies for Advanced Propulsion

TL;DR: In this article, an investigation was conducted to explore the endothermic potential of practical fuels, with inexpensive and readily available catalysts, under operating conditions simulative of high-speed flight applications.
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A unified treatment of general fluid thermodynamics and its application to a preconditioning scheme

TL;DR: In this paper, a unified treatment of general fluid thermodynamics is developed to handle fluid flows over their entire thermodynamic states, based on the concepts of partial-mass and partial-density properties, and accommodates thermodynamic nonidealities and transport anomalies in the transcritical regime.
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Heat Transfer of Aviation Kerosene at Supercritical Conditions

TL;DR: In this article, the heat transfer characteristics of China no. 3 kerosene were investigated experimentally and analytically under conditions relevant to a regenerative cooling system for scramjet applications.
Journal ArticleDOI

Green space propulsion: Opportunities and prospects

TL;DR: In this article, a selected number of promising green space propellants are reviewed and investigated for various space missions and in-depth system studies in relation to the aforementioned propulsion architectures further unveil possible approaches for advanced green propulsion systems of the future.
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