Solid carbon production and recovery from high temperature methane pyrolysis in bubble columns containing molten metals and molten salts

N Rahimi, D Kang, J Gelinas, A Menon, MJ Gordon… - Carbon, 2019 - Elsevier
We study methane pyrolysis in a bubble column reactor consisting of a layer of molten NiBi
alloy, and a molten salt layer floating on the metal layer. The molten metal is a pyrolysis …

Hydrogen production by methane pyrolysis in a molten‐metal bubble column

N Zaghloul, S Kodama… - Chemical Engineering & …, 2021 - Wiley Online Library
Hydrogen was produced by methane pyrolysis in a molten‐metal bubble column reactor.
The proposed reactor improves heat transfer to the reactant gas and allows the separation of …

Hydrogen production via methane pyrolysis in a liquid metal bubble column reactor with a packed bed

T Geißler, A Abánades, A Heinzel… - Chemical Engineering …, 2016 - Elsevier
Methane pyrolysis experiments using a quartz glass-steel bubble column reactor filled with
liquid tin and cylindrical quartz glass rings serving as a packed bed were conducted at …

Experimental investigation and thermo-chemical modeling of methane pyrolysis in a liquid metal bubble column reactor with a packed bed

T Geißler, M Plevan, A Abánades, A Heinzel… - International Journal of …, 2015 - Elsevier
The decomposition of methane in a bubble column reactor, filled with tin, in combination with
a packed bed, was investigated at different liquid metal temperature levels. All experiments …

CO2-Free Hydrogen Production by Catalytic Pyrolysis of Hydrocarbon Feedstocks in Molten Ni–Bi

C Palmer, E Bunyan, J Gelinas, MJ Gordon… - Energy & …, 2020 - ACS Publications
The catalytic decomposition of methane, propane, benzene, and crude petroleum was
investigated between 900 and 1000° C in molten metal bubble column reactors. The …

Modelling the hydrodynamics and kinetics of methane decomposition in catalytic liquid metal bubble reactors for hydrogen production

LJJ Catalan, E Rezaei - International Journal of Hydrogen Energy, 2022 - Elsevier
Bubble reactors using molten metal alloys (eg, nickel-bismuth and copper-bismuth) with
strong catalytic activity for methane decomposition are an emerging technology to lower the …

Decarbonisation of fossil energy via methane pyrolysis using two reactor concepts: Fluid wall flow reactor and molten metal capillary reactor

I Schultz, DW Agar - International Journal of Hydrogen Energy, 2015 - Elsevier
The reserves of fossil energy sources can meet the global energy demands for years to
come, but their utilisation is constrained by environmental considerations. Hydrogen can be …

Methane pyrolysis for hydrogen production: specific features of using molten metals

VE Parfenov, NV Nikitchenko, AA Pimenov… - Russian Journal of …, 2020 - Springer
Published data on noncatalytic pyrolysis of natural gas in molten metals are analyzed. The
most illustrative results obtained in the past two decades are described. The use of molten …

Hydrogen production by direct contact pyrolysis of natural gas

M Serban, MA Lewis, CL Marshall, RD Doctor - Energy & fuels, 2003 - ACS Publications
In this paper, we propose the concept of utilizing the heat generated in Generation IV
nuclear reactors to produce hydrogen and carbon from methane or natural gas by direct …

Catalytic methane pyrolysis for simultaneous production of hydrogen and graphitic carbon using a ceramic sparger in a molten NiSn alloy

J Kim, C Oh, H Oh, Y Lee, H Seo, YK Kim - Carbon, 2023 - Elsevier
Catalytic methane pyrolysis (CMP) for simultaneous hydrogen and carbon production has
been achieved in molten NiSn liquid alloys, with the additional benefit of spontaneous …