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Tuesday, July 21, 2020 | History

3 edition of Methane heat transfer investigation found in the catalog.

Methane heat transfer investigation

Methane heat transfer investigation

  • 251 Want to read
  • 17 Currently reading

Published by The Center in Huntsville, Ala .
Written in English

    Subjects:
  • Methane -- Thermal properties.,
  • Rockets (Aeronautics) -- Fuel.

  • Edition Notes

    Statementprepared for NASA/MSFC ; prepared by Ronald T. Cook.
    SeriesNASA-CR -- 171051., NASA contractor report -- NASA CR-171051.
    ContributionsGeorge C. Marshall Space Flight Center., Rockwell International. Rocketdyne Division.
    The Physical Object
    FormatMicroform
    Pagination1 v.
    ID Numbers
    Open LibraryOL17831795M

    Stand out in the sunshine, and you'll quickly get warmed by its rays. These examples illustrate our final mechanism of heat transfer, radiation. Radiation is when heat is transferred by. Solar-hydrogen system has great potential for contributing to sustainable and clean energy supply. The aim of this study is to clarify the impact of heat transfer media in solar collector such as methane, ammonium, hydrogen, air and water on the performance of solar-hydrogen system. After estimating the highest temperature attainable by each heat transfer media, the amount of thermal energy Author: Akira Nishimura, Satoshi Kitagawa, Masafumi Hirota, Eric Hu.

    The power generation performance of fuel cell using each heat transfer media was also investigated. As a result, it has been revealed that the temperature changes of methane, ammonium and air follow the horizontal solar radiation intensity irrespective of seasons, and their highest temperatures are almost the same among them. Heat transfer during film condensation inside plain tubes. Review of theoretical research. Experimental investigation of convective heat transfer between corrugated heated surfaces of rectangular channel. Experimental study on combustion characteristics and lean blow-out limits of non-premixed oxy-methane flames in a porous-plate reactor.

    Journal of Heat Transfer; Journal of Manufacturing Science and Engineering Energy / power systems, Fuel cells, Biogas, Methane, Heat, Biofuel, Combined heat and power, Fuels, Generators, Internal combustion engines. Low Temperature Fuel Cell Technologies. Investigation of Gas Diffusion Layer Properties Using X-Ray Microtomography. S. K. Aggarwal, “Numerical Study of Convection-Diffusion-Reaction Equations for Large Damkohler and Cell Reynolds Numbers,” Numerical Heat Transfer, Vol. 11, pp. , S. K. Aggarwal, “Effects of Internal Heat Transfer Models on the Ignition of a Fuel Droplet,” Combustion, Science and Technology, Vol. 42, pp. ,


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Methane heat transfer investigation Download PDF EPUB FB2

Note: Citations are based on reference standards. However, formatting rules can vary widely between applications and fields of interest or study. The specific requirements or preferences of your reviewing publisher, classroom teacher, institution or organization should be applied.

Get this from a library. A heat transfer investigation of liquid and two-phase methane. [Jonathan L Van Noord; NASA Glenn Research Center.]. The current article reports a numerical study on liquid natural gas (LNG) flow and heat transfer characteristic in heat exchanger at MPa pressure condition.

The computational fluid dynamics (CFD) code FLUENT was used to simulate the fluids flow and heat transfer characteristic in heat elizrosshubbell.com by: Experimental Investigation of Methane Convection and Boiling in Rocket Engine Cooling Channels Article in Journal of Thermophysics and Heat Transfer 30(4) · June with 41 Reads.

Methane is considered being a good choice as a propellant for future reusable launch systems. However, the heat transfer prediction for supercritical methane flowing in cooling channels of a.

Heat Transfer Resistance. presented an experimental investigation of a heat of fusion storage system for solar energy using a finned-annulus heat exchanger, in which aluminium metal fins were placed radially in the container filled with PCM. It was also found that depending on the geometry of the system and the distance between the fins.

Mar 09,  · "Investigation of Effect of Burner Diameter on Heat Transfer Characteristics of Methane/Air Flame Impinging on a Flat Surface." Proceedings of the ASME Summer Heat Transfer Conference collocated with the ASME Pacific Rim Technical Conference and Exhibition on Integration and Packaging of MEMS, NEMS, and Electronic elizrosshubbell.com by: 1.

The concentration changes with time and space of methane gas were examined following its release into air at atmospheric pressure within a long smooth cylindrical tube of in.

( mm) diameter, taking into account the combined effects of molecular diffusion and natural elizrosshubbell.com by: 2. For a hydrocarbon burning with oxygen, the resulting exhaust stream is composed mainly of carbon dioxide and water vapor.

This exhaust allows for easier carbon capture and sequest. The results of a local heat flux measurements during combustion of methane-air mixture in a model combustion chamber are presented. The experiments were conducted on a special test stand that enabled to perform a single cycle of an engine.

The cycle consisted of combustible mixture compression, ignition and expansion of hot combustion elizrosshubbell.com: S Jedrzejowski. Pyrolysis is the thermal decomposition of materials at elevated temperatures in an inert atmosphere. It involves a change of chemical composition and is irreversible.

The word is coined from the Greek-derived elements pyro "fire" and lysis "separating". Pyrolysis is most commonly used in the treatment of organic materials. It is one of the processes involved in charring wood. Abstract.

In this paper, the authors proposed a new concept of an impinging air jet laden with solid particles recirculating in an enclosure, and flow and heat transfer characteristics of the gas solid two phase flow were experimentally examined.

Dissociation kinetics of methane hydrates was investigated by using in situ Raman spectroscopy at temperatures just below the melting point of ice.

Measurements of decomposition rates were performed using finely powdered hydrate samples with a diameter range of − μm. It was found that the dissociation rate of methane hydrate at MPa is considerably faster than that at and elizrosshubbell.com by: Heat Transfer Prediction for Methane in Regenerative Cooling Channels with Neural Networks.

07/24/ ∙ by Günther Waxenegger-Wilfing, et al. ∙ DLR ∙ 2 ∙ share. Methane is considered being a good choice as a propellant for future reusable launch systems. The heat transfer analysis of hydrate-bearing sediment involved phase changes is one of the key requirements of gas hydrate exploitation techniques.

In this paper, experiments were conducted to examine the heat transfer performance during hydrate formation and dissociation by a thermal method using a 5L volume reactor. This study simulated porous media by using glass beads of uniform elizrosshubbell.com by: However, the heat transfer prediction for supercritical methane flowing in the cooling channels of a regeneratively cooled combustion chamber is challenging.

Because accurate heat transfer predictions are essential to design reliable and efficient cooling systems, heat transfer modeling is Author: Günther Waxenegger-Wilfing, Kai Dresia, Jan Christian Deeken, Michael Oschwald.

@article{osti_, title = {Heat release and flame structure measurements of self-excited acoustically-driven premixed methane flames}, author = {Kopp-Vaughan, Kristin M. and Tuttle, Steven G. and Renfro, Michael W. and King, Galen B.}, abstractNote = {An open-open organ pipe burner (Rijke tube) with a bluff-body ring was used to create a self-excited, acoustically-driven, premixed.

The solar-thermal decomposition of methane represents a process, which allows the combined production of hydrogen and particulate carbon without generating CO 2-emissions. Solar radiation provides the heat necessary to run the cracking reactions. Different reactors have been used for solar operation (cf.

e.g. [1], [2], [3]). Author(s) M. Elmnefi, S. Staude, U. Bergmann & B. Atakan. Abstract. Hydrogen-methane-air flames were studied in stagnation-point geometry.

Light induced phosphorescence from thermographic phosphors was used to study the wall temperatures and heat fluxes from nearly one-dimensional flat premixed elizrosshubbell.com: M. Elmnefi, S.

Staude, U. Bergmann, B. Atakan. Boiling heat transfer to cryogenic liquids has an obvious immediate application in the cooling of nuclear reactors, regenerative cooling of rocket engines, and industrial processes.

In many instances these systems involve simultaneous, localized nucleate and film boiling as well as convective heat transfer at elevated elizrosshubbell.com by: 7. Hydrogen Production by Thermal Cracking of Methane - Investigation of Reaction Conditions. Robert Pitz-paal. Christian Sattler.

Karl-heinz Funken. Michael Wullenkord. Robert Pitz-paal. Christian Sattler. Karl-heinz Funken. Michael Wullenkord. Download with Google Download with .example, when methane is burned, the stored chemical energy in methane is converted to energy in the form of heat and light.

This heat may be used to boil water or to provide high-pressure steam to turn a turbine. This is an example of converting chemical energy to heat energy to mechanical energy.Modeling the Heat Transfer Coefficient Between a Surface and Fixed and Fluidized Beds With Phase Change Material. Journal of Heat Transfer(7) DOI: / M.A.

Izquierdo-Barrientos, C. Sobrino, J.A. elizrosshubbell.com by: