Physicochemical comparison of precipitated calcium carbonate for different configurations of a biogas upgrading unit

BACKGROUND:Thispaperpresentsaphysicochemicalcomparisonofthesolidproductsobtainedfromtwoalternativeprocessesthatrecyclewastesodiumcarbonate(Na2CO3)solution,whichisproducedfollowingtheabsorptionofCO2inabiogasupgradingunit.Chemicalregenerationprocessesofferanattractivealternativetotheenergeticallydeman...

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Authors: Baena-Moreno, Francisco M., Price, Cameron A. H., Le Saché, Estelle, Pastor Pérez, Laura, Sebastiá Sáez, Daniel, Ramírez Reina, Tomás
Format: article
Status:Versión aceptada para publicación
Publication Date:2019
Country:España
Institution:Universidad de Sevilla (US)
Repository:idUS. Depósito de Investigación de la Universidad de Sevilla
OAI Identifier:oai:idus.us.es:11441/137419
Online Access:https://hdl.handle.net/11441/137419
https://doi.org/10.1002/jctb.6013
Access Level:Open access
Keyword:biogas
carbon capture
carbon utilization
chemical analysis
green chemistry
precipitation
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spelling Physicochemical comparison of precipitated calcium carbonate for different configurations of a biogas upgrading unitBaena-Moreno, Francisco M.Price, Cameron A. H.Le Saché, EstellePastor Pérez, LauraSebastiá Sáez, DanielRamírez Reina, Tomásbiogascarbon capturecarbon utilizationchemical analysisgreen chemistryprecipitationBACKGROUND:Thispaperpresentsaphysicochemicalcomparisonofthesolidproductsobtainedfromtwoalternativeprocessesthatrecyclewastesodiumcarbonate(Na2CO3)solution,whichisproducedfollowingtheabsorptionofCO2inabiogasupgradingunit.Chemicalregenerationprocessesofferanattractivealternativetotheenergeticallydemandingstandardphysicalmethods.In the first process, sodium hydroxide (NaOH) is regenerated as a precipitate from the chemical reaction of Na2CO3with calciumhydroxide (Ca(OH)2).Thesecondprocessshowsapathtoobtainavaluablesodiumchloride(NaCl)andcalciumcarbonate(CaCO3)rich brine from calcium chloride (CaCl2) acting as a precipitant agent. In both processes, precipitated calcium carbonate (PCC) isobtained as the most valuable by-product, but with varying properties owing to the different origin.RESULTS: The purpose of this work is to analyze physicochemically both variations of PCCs obtained and examine the differencesbetween these solid samples in order to determine which method produces more desirable characteristics in the final product.To this end, Fourier transform infrared (FTIR) spectroscopy, Raman spectroscopy, X-ray diffraction (XRD) and scanning electronmicroscopy (SEM) were employed as characterization methods. The results reflect that both PCCs have a calcite crystal structure,or morph, being as both PCC products originate from CaCl2that is more similar to commercial calcium carbonate calcite.CONCLUSION: These results confirmed that a pure CaCO3valuable by-product can be obtained from a biogas upgrading unitwith several industrial applications.Universidad de Sevilla-V PPIT-USEngineering and Physical Sciences Research Council (EPSRC) del Reino Unido-EP/R512904/1Royal Society Research del Reino Unido-RSGR1180353CO2Chem UK-EPSRC EP/P026435/1EMASESA (Ayuntamiento de Sevilla), España-NURECCO2WileyIngeniería Química y AmbientalUniversidad de SevillaEngineering and Physical Sciences Research Council (EPSRC). UK.Royal Society (UK)CO2Chem. UKAyuntamiento de SevillaCorporación Tecnológica de Andalucía (CTA). España.2019info:eu-repo/semantics/articleinfo:eu-repo/semantics/acceptedVersionapplication/pdfapplication/pdfhttps://hdl.handle.net/11441/137419https://doi.org/10.1002/jctb.6013reponame:idUS. Depósito de Investigación de la Universidad de Sevillainstname:Universidad de Sevilla (US)InglésJournal of Chemical Technology and Biotechnology, 94 (7), 2256-2262.V PPIT-USEPSRC EP/R512904/1RSGR1180353EPSRC EP/P026435/1EMASESA NURECCO2https://dx.doi.org/10.1002/jctb.6013info:eu-repo/semantics/openAccessoai:idus.us.es:11441/1374192026-06-17T12:51:07Z
dc.title.none.fl_str_mv Physicochemical comparison of precipitated calcium carbonate for different configurations of a biogas upgrading unit
title Physicochemical comparison of precipitated calcium carbonate for different configurations of a biogas upgrading unit
spellingShingle Physicochemical comparison of precipitated calcium carbonate for different configurations of a biogas upgrading unit
Baena-Moreno, Francisco M.
biogas
carbon capture
carbon utilization
chemical analysis
green chemistry
precipitation
title_short Physicochemical comparison of precipitated calcium carbonate for different configurations of a biogas upgrading unit
title_full Physicochemical comparison of precipitated calcium carbonate for different configurations of a biogas upgrading unit
title_fullStr Physicochemical comparison of precipitated calcium carbonate for different configurations of a biogas upgrading unit
title_full_unstemmed Physicochemical comparison of precipitated calcium carbonate for different configurations of a biogas upgrading unit
title_sort Physicochemical comparison of precipitated calcium carbonate for different configurations of a biogas upgrading unit
dc.creator.none.fl_str_mv Baena-Moreno, Francisco M.
Price, Cameron A. H.
Le Saché, Estelle
Pastor Pérez, Laura
Sebastiá Sáez, Daniel
Ramírez Reina, Tomás
author Baena-Moreno, Francisco M.
author_facet Baena-Moreno, Francisco M.
Price, Cameron A. H.
Le Saché, Estelle
Pastor Pérez, Laura
Sebastiá Sáez, Daniel
Ramírez Reina, Tomás
author_role author
author2 Price, Cameron A. H.
Le Saché, Estelle
Pastor Pérez, Laura
Sebastiá Sáez, Daniel
Ramírez Reina, Tomás
author2_role author
author
author
author
author
dc.contributor.none.fl_str_mv Ingeniería Química y Ambiental
Universidad de Sevilla
Engineering and Physical Sciences Research Council (EPSRC). UK.
Royal Society (UK)
CO2Chem. UK
Ayuntamiento de Sevilla
Corporación Tecnológica de Andalucía (CTA). España.
dc.subject.none.fl_str_mv biogas
carbon capture
carbon utilization
chemical analysis
green chemistry
precipitation
topic biogas
carbon capture
carbon utilization
chemical analysis
green chemistry
precipitation
description BACKGROUND:Thispaperpresentsaphysicochemicalcomparisonofthesolidproductsobtainedfromtwoalternativeprocessesthatrecyclewastesodiumcarbonate(Na2CO3)solution,whichisproducedfollowingtheabsorptionofCO2inabiogasupgradingunit.Chemicalregenerationprocessesofferanattractivealternativetotheenergeticallydemandingstandardphysicalmethods.In the first process, sodium hydroxide (NaOH) is regenerated as a precipitate from the chemical reaction of Na2CO3with calciumhydroxide (Ca(OH)2).Thesecondprocessshowsapathtoobtainavaluablesodiumchloride(NaCl)andcalciumcarbonate(CaCO3)rich brine from calcium chloride (CaCl2) acting as a precipitant agent. In both processes, precipitated calcium carbonate (PCC) isobtained as the most valuable by-product, but with varying properties owing to the different origin.RESULTS: The purpose of this work is to analyze physicochemically both variations of PCCs obtained and examine the differencesbetween these solid samples in order to determine which method produces more desirable characteristics in the final product.To this end, Fourier transform infrared (FTIR) spectroscopy, Raman spectroscopy, X-ray diffraction (XRD) and scanning electronmicroscopy (SEM) were employed as characterization methods. The results reflect that both PCCs have a calcite crystal structure,or morph, being as both PCC products originate from CaCl2that is more similar to commercial calcium carbonate calcite.CONCLUSION: These results confirmed that a pure CaCO3valuable by-product can be obtained from a biogas upgrading unitwith several industrial applications.
publishDate 2019
dc.date.none.fl_str_mv 2019
dc.type.none.fl_str_mv info:eu-repo/semantics/article
info:eu-repo/semantics/acceptedVersion
format article
status_str acceptedVersion
dc.identifier.none.fl_str_mv https://hdl.handle.net/11441/137419
https://doi.org/10.1002/jctb.6013
url https://hdl.handle.net/11441/137419
https://doi.org/10.1002/jctb.6013
dc.language.none.fl_str_mv Inglés
language_invalid_str_mv Inglés
dc.relation.none.fl_str_mv Journal of Chemical Technology and Biotechnology, 94 (7), 2256-2262.
V PPIT-US
EPSRC EP/R512904/1
RSGR1180353
EPSRC EP/P026435/1
EMASESA NURECCO2
https://dx.doi.org/10.1002/jctb.6013
dc.rights.none.fl_str_mv info:eu-repo/semantics/openAccess
eu_rights_str_mv openAccess
dc.format.none.fl_str_mv application/pdf
application/pdf
dc.publisher.none.fl_str_mv Wiley
publisher.none.fl_str_mv Wiley
dc.source.none.fl_str_mv reponame:idUS. Depósito de Investigación de la Universidad de Sevilla
instname:Universidad de Sevilla (US)
instname_str Universidad de Sevilla (US)
reponame_str idUS. Depósito de Investigación de la Universidad de Sevilla
collection idUS. Depósito de Investigación de la Universidad de Sevilla
repository.name.fl_str_mv
repository.mail.fl_str_mv
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score 15,301603

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