Syngas Components Recovery during Membrane Gas Separation
Membrane operations are a promising way of improving and adjusting the composition of the biomass gasification product – syngas – before it can be further transformed into fuels and energy. The presented study focuses on the recovery of individual components (H2, CO, CO2) during membrane separation...
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AIDIC Servizi S.r.l.
2021
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oai:doaj.org-article:b3558a14314d493eaa84daf3b4cb51342021-11-15T21:47:44ZSyngas Components Recovery during Membrane Gas Separation10.3303/CET21881272283-9216https://doaj.org/article/b3558a14314d493eaa84daf3b4cb51342021-11-01T00:00:00Zhttps://www.cetjournal.it/index.php/cet/article/view/11920https://doaj.org/toc/2283-9216Membrane operations are a promising way of improving and adjusting the composition of the biomass gasification product – syngas – before it can be further transformed into fuels and energy. The presented study focuses on the recovery of individual components (H2, CO, CO2) during membrane separation under varying conditions – pressure difference and the feed composition. Model syngas mixtures with four different compositions containing between 12-24 %mol H2, 34-39 %mol CO and 43-49 %mol CO2 were tested under different pressure differences ranging from 1 to 8 bar (retentate pressure ranging from 2 to 10 bar, permeate pressure from 1 to 4 bar), at temperature 22 °C. Results of the study indicate exponential dependency existence between total pressure drop and the components recovery. The data were approximated with fixed parameter for minimal pressure difference for each component (p0 = 0.5 bar for H2 and p0 = 0.7 bar for CO2) and with variable exponent coefficients. The coefficients in exponent are strongly dependant on permeate pressure (ranging from 0.33 to 0.88 bar-1 for different permeate pressures for CO2 recovery) and vary with feed composition as well (from 0.75 to 0.83 bar-1 across different mixtures for CO2 at fixed permeate pressure).Petr SeghmanLukas KrátkýTomáš JiroutAIDIC Servizi S.r.l.articleChemical engineeringTP155-156Computer engineering. Computer hardwareTK7885-7895ENChemical Engineering Transactions, Vol 88 (2021) |
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Chemical engineering TP155-156 Computer engineering. Computer hardware TK7885-7895 |
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Chemical engineering TP155-156 Computer engineering. Computer hardware TK7885-7895 Petr Seghman Lukas Krátký Tomáš Jirout Syngas Components Recovery during Membrane Gas Separation |
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Membrane operations are a promising way of improving and adjusting the composition of the biomass gasification product – syngas – before it can be further transformed into fuels and energy. The presented study focuses on the recovery of individual components (H2, CO, CO2) during membrane separation under varying conditions – pressure difference and the feed composition. Model syngas mixtures with four different compositions containing between 12-24 %mol H2, 34-39 %mol CO and 43-49 %mol CO2 were tested under different pressure differences ranging from 1 to 8 bar (retentate pressure ranging from 2 to 10 bar, permeate pressure from 1 to 4 bar), at temperature 22 °C. Results of the study indicate exponential dependency existence between total pressure drop and the components recovery. The data were approximated with fixed parameter for minimal pressure difference for each component (p0 = 0.5 bar for H2 and p0 = 0.7 bar for CO2) and with variable exponent coefficients. The coefficients in exponent are strongly dependant on permeate pressure (ranging from 0.33 to 0.88 bar-1 for different permeate pressures for CO2 recovery) and vary with feed composition as well (from 0.75 to 0.83 bar-1 across different mixtures for CO2 at fixed permeate pressure). |
format |
article |
author |
Petr Seghman Lukas Krátký Tomáš Jirout |
author_facet |
Petr Seghman Lukas Krátký Tomáš Jirout |
author_sort |
Petr Seghman |
title |
Syngas Components Recovery during Membrane Gas Separation |
title_short |
Syngas Components Recovery during Membrane Gas Separation |
title_full |
Syngas Components Recovery during Membrane Gas Separation |
title_fullStr |
Syngas Components Recovery during Membrane Gas Separation |
title_full_unstemmed |
Syngas Components Recovery during Membrane Gas Separation |
title_sort |
syngas components recovery during membrane gas separation |
publisher |
AIDIC Servizi S.r.l. |
publishDate |
2021 |
url |
https://doaj.org/article/b3558a14314d493eaa84daf3b4cb5134 |
work_keys_str_mv |
AT petrseghman syngascomponentsrecoveryduringmembranegasseparation AT lukaskratky syngascomponentsrecoveryduringmembranegasseparation AT tomasjirout syngascomponentsrecoveryduringmembranegasseparation |
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1718426806761029632 |