Results 31 to 40 of about 5,248 (264)

Economic analysis and optimization for bio-hydrogen production from oil palm waste via steam gasification [PDF]

open access: yes, 2017
Biomass steam gasification with in-situ carbon dioxide capture using CaO exhibits good prospects for the production of hydrogen rich gas. In Malaysia, due to abundance of palm waste, it is a good candidate to be used as a feedstock for hydrogen ...
Abdul Mutlab, M.I.   +4 more
core   +1 more source

Manganese minerals as oxygen carriers for chemical looping combustion of coal [PDF]

open access: yes, 2016
In this paper, four different manganese minerals were tested in a batch fluidized bed reactor to evaluate their performance in the chemical looping combustion (CLC) of solid fuels. The char gasification rate in the experiments with the manganese minerals
Abad Secades, Alberto   +7 more
core   +1 more source

Iron-based oxygen carriers in chemical looping conversions: A review

open access: yesCarbon Resources Conversion, 2019
A solid oxygen carrier is usually applied in a chemical looping conversion process to transfer oxygen from the gaseous oxygen source to the fuel, which can avoid the direct contact of these two reactants and hence decrease the energy penalty of ...
Zhongliang Yu   +7 more
doaj   +1 more source

Chemical-looping combustion of solid fuels - Status of development [PDF]

open access: yes, 2014
Chemical-looping combustion (CLC) of solid fuels is a technology with the potential of reducing the costs and energy penalty dramatically for CO2 capture.
Lyngfelt, Anders
core   +1 more source

Modeling of the oxy-combustion calciner in the post-combustion calcium looping process [PDF]

open access: yes, 2012
The calcium looping process is a fast-developing post-combustion CO2 capture technology in which combustion flue gases are treated in two interconnected fluidized beds. CO2 is absorbed from the flue gases with calcium oxide in the carbonator operating at
Hyppänen, Timo   +4 more
core   +1 more source

Kinetic parameters of petroleum coke gasification for modelling chemical-looping combustion systems [PDF]

open access: yesEnergy, 2021
One of the best low-cost approaches for capturing carbon dioxide from the combustion of solid fuels is chemical looping combustion (CLC) technology, where the processes of fuel oxidation and extraction of oxygen from the air are split in two separate reactors. In order to model the petroleum coke (petcoke) conversion in a CLC method, detailed knowledge
Korus, Agnieszka   +6 more
openaire   +2 more sources

Molten-Salt-Mediated Chemical Looping Oxidative Dehydrogenation of Ethane with In-Situ Carbon Capture and Utilization. [PDF]

open access: yesChemSusChem
A sustainable alternative to steam cracking, the molten‐salt‐mediated oxidative dehydrogenation (MM‐ODH) of ethane (C2H6) in Li2CO3‐Na2CO3‐K2CO3 (LNK) couples thermal cracking with melt‐mediated CO2 capture to realize commercially competitive C2H4 and CO yields. LNK composition strongly influences MM‐ODH process outcomes.
Vogt-Lowell K   +6 more
europepmc   +2 more sources

Influences of the Pretreatments of Residual Biomass on Gasification Processes: Experimental Devolatilizations Study in a Fluidized Bed

open access: yesApplied Sciences, 2021
The European research project CLARA (chemical looping gasification for sustainable production of biofuels, G.A. 817841) investigated chemical looping gasification of wheat straw pellets. This work focuses on pretreatments for this residual biomass, i.e.,
Stefania Lucantonio   +2 more
doaj   +1 more source

Enhancing properties of iron and manganese ores as oxygen carriers for chemical looping processes by dry impregnation [PDF]

open access: yes, 2015
The use of naturally occurring ores as oxygen carriers in CLC processes is attractive because of their relative abundance and low cost. Unfortunately, they typically exhibit lower reactivity and lack the mechanical robustness required, when compared to ...
Anthony, Edward J.   +8 more
core   +1 more source

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