Upgrading of a syngas mixture for pure hydrogen production in a Pd-Ag membrane reactor (Articolo in rivista)

Type
Label
  • Upgrading of a syngas mixture for pure hydrogen production in a Pd-Ag membrane reactor (Articolo in rivista) (literal)
Anno
  • 2009-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/j.ces.2009.04.028 (literal)
Alternative label
  • Brunetti A., Barbieri G., Drioli E (2009)
    Upgrading of a syngas mixture for pure hydrogen production in a Pd-Ag membrane reactor
    in Chemical engineering science
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Brunetti A., Barbieri G., Drioli E (literal)
Pagina inizio
  • 3448 (literal)
Pagina fine
  • 3454 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 64 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#note
  • dx.doi.org/10.1016/j.ces.2009.04.028 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 7 (literal)
Note
  • Scopu (literal)
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • a- National Research Council-Institute on Membrane Technology (ITM-CNR), Via Pietro BUCCI, c/o The University o fCalabria, cubo 17C , 87030 Rende CS, Italy b- University of Calabria, Department of Chemical Engineering and Materials, cubo 44A Via Pietro BUCCI, 87030 Rende CS,Italy (literal)
Titolo
  • Upgrading of a syngas mixture for pure hydrogen production in a Pd-Ag membrane reactor (literal)
Abstract
  • Water gasshift(WGS)isathermodynamicslimitedreactionandCOequilibriumconversionofatradi- tional reactorisfurthermorereducedowingtothepresenceofH2 (ca. 50%)inthefeedstreamcoming from areformer. The upgradingofasimulatedreformatestreamwasexperimentallyinvestigatedasafunctionoftemper- ature (280-320 oC), feedpressure(upto600kPa),gashourlyspacevelocity(GHSV),etc.usingaPd-alloy membrane reactor(MR)packedwithacommercialcatalystCuO/CeO2/Al2O3; nosweepgaswasused.The MR performancewasalsoevaluatedusingnewparameterssuchasconversionindex,H2 recovery and extraction index,etc.,whichevidencetheadvantageswithrespecttoatraditionalreactor. A Pd-basedMRoperatedsuccessfullyovercomingthethermodynamicconstraintsofatraditionalreactor and, specifically,thedrawbackintroducedbythehydrogenpresence.Infact,aCOconversionof90% significantly exceeded(threetimes)thethermodynamicsupperlimit( < 36%) ofatraditionalreactor owing toca.80%ofhydrogenpermeatedthroughthemembrane. The overallprocessperformancewassignificantlyimprovedbythepresenceofthePd-basedmembrane and, thus,bythehighreactionpressurewhichallowedanddrovethehydrogenpermeation. (literal)
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