Articles with "sub atmospheric" as a keyword



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Numerical investigation on fin configuration improvement of 2 K sub-atmospheric plate-fin heat exchangers for the superfluid helium cryogenic systems

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Published in 2021 at "Applied Thermal Engineering"

DOI: 10.1016/j.applthermaleng.2021.117290

Abstract: Abstract In order to improve the flow and heat transfer performance of 2 K sub-atmospheric pressure plate-fin heat exchanger, a new type of corrugated-serrated fin is proposed by combining corrugated and serrated fin. The Lw number… read more here.

Keywords: serrated fin; heat; performance; sub atmospheric ... See more keywords
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Blow-out of nonpremixed turbulent jet flames at sub-atmospheric pressures

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Published in 2017 at "Combustion and Flame"

DOI: 10.1016/j.combustflame.2016.11.016

Abstract: Abstract Blow-out limits of nonpremixed turbulent jet flames in quiescent air at sub-atmospheric pressures (50–100 kPa) were studied experimentally using propane fuel with nozzle diameters ranging 0.8–4 mm. Results showed that the fuel jet velocity at blow-out… read more here.

Keywords: turbulent jet; sub atmospheric; jet; jet flames ... See more keywords
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Plasma polymerization of cyclopropylamine with a sub-atmospheric pressure DBD

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Published in 2018 at "European Polymer Journal"

DOI: 10.1016/j.eurpolymj.2018.03.040

Abstract: Abstract Amino functionalized surfaces have been shown to improve cell adhesion, proliferation and viability. Herein, plasma polymerized cyclopropylamine (CPA) coatings were deposited at sub-atmospheric pressure with a dielectric barrier discharge (DBD) sustained in argon at… read more here.

Keywords: microscopy; sub atmospheric; cyclopropylamine; dbd ... See more keywords
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Opposed flame spread over thick solid fuels under influence of sub-atmospheric pressure and low-velocity flow

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Published in 2021 at "Fire Safety Journal"

DOI: 10.1016/j.firesaf.2021.103430

Abstract: Abstract The future generation of inhabited spacecraft will have a significantly different cabin environment from the present ones, characterized by low pressure and elevated oxygen concentration. This new atmosphere and the low-velocity gas flows in… read more here.

Keywords: low velocity; sub atmospheric; influence; atmospheric pressure ... See more keywords
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Investigation of vibrations caused by the steam condensation at sub-atmospheric condition in VVPSS

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Published in 2018 at "Fusion Engineering and Design"

DOI: 10.1016/j.fusengdes.2018.05.031

Abstract: Abstract Fusion technology deployment passes through the design of safety systems aimed to protect the Vacuum Vessel (VV) from pressurizing accidents event such as LOVA (Loss Of Vacuum Accident) or the failure of the Tokamak… read more here.

Keywords: vvpss; sub atmospheric; steam condensation; condensation ... See more keywords
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Numerical analysis of sub-atmospheric steam condensation in suppression tank with SIMMER IV code

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Published in 2020 at "Fusion Engineering and Design"

DOI: 10.1016/j.fusengdes.2020.111746

Abstract: Abstract One of the key safety components for nuclear fusion plants is the suppression tank, which is designed to protect the Vacuum Vessel (VV) against accidental pressurization events, e.g. Loss Of Coolant Accident (LOCA). In… read more here.

Keywords: sub atmospheric; simmer code; condensation; steam ... See more keywords
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Experimental study on the burning behavior and combustion toxicity of corrugated cartons under varying sub-atmospheric pressure.

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Published in 2019 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2019.120785

Abstract: An approved fire-protection method for in-flight freighter aircraft is aircraft depressurization. The objective of this study was to evaluate the influence of depressurization on the burning characteristics of typical combustibles based on large-scale corrugated cartons… read more here.

Keywords: depressurization; corrugated cartons; sub atmospheric; burning behavior ... See more keywords
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Effect of Pressure on Burning and Soot Characteristics of RP-3 Kerosene Droplets under Sub-Atmospheric Pressure

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Published in 2023 at "ACS Omega"

DOI: 10.1021/acsomega.3c00655

Abstract: The burning and soot characteristics of RP-3 kerosene droplets under sub-atmospheric pressure were experimentally investigated in a pressure chamber. The droplet size during combustion was continuously recorded using a high-speed camera, and the burning rate… read more here.

Keywords: atmospheric pressure; burning soot; soot particles; pressure ... See more keywords
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The evolution law of the pantograph–catenary arc with the multi-stress coupled force analysis under the sub-atmospheric pressure strong-airflow condition

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Published in 2022 at "Physics of Plasmas"

DOI: 10.1063/5.0100683

Abstract: As the unique power entrance, the pantograph–catenary plays a vital role in providing traction power for high-speed railways. Along with the operational velocity of trains constantly increasing, the poor contact between the contact wire and… read more here.

Keywords: pantograph catenary; arc; catenary arc; pressure ... See more keywords
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Investigation and control of the - to -transition in a novel sub-atmospheric pressure dielectric barrier discharge

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Published in 2017 at "Plasma Sources Science and Technology"

DOI: 10.1088/1361-6595/aa6c34

Abstract: A novel flow-driven dielectric barrier discharge concept is presented, which uses a Venturi pump to transfer plasma-generated reactive oxygen and nitrogen species from a sub-atmospheric pressure () discharge region to ambient pressure and can be… read more here.

Keywords: dielectric barrier; sub atmospheric; barrier discharge; chemistry ... See more keywords
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Experimental study on the effect of spray cone angle on the characteristics of horizontal jet spray flame under sub-atmospheric pressure

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Published in 2020 at "Thermal Science"

DOI: 10.2298/tsci181106014x

Abstract: The burning state of a plateau environment is attracting more and more attention. In this paper, in order to have a deeper scientific understanding of diesel spray combustion and the characteristics of a flame under… read more here.

Keywords: sub atmospheric; atmospheric pressure; pressure; flame ... See more keywords