Supercritical Water Gasification of Biomass on CSP Plants: Comparison of On-Sun and Off-Sun Designs

Abstract: A comparative study of On-Sun and Off-Sun designs for supercritical water gasification (SCWG) of biomass on concentrated solar power (CSP) plants was here presented. In the On-Sun design, the tubular reactor was placed on a cavity receiver of a solar power tower (SPT) plant and the heat employed to produce the gasification came directly from the sun (viz. the solar radiation was concentrated, thanks to the heliostat field, onto the tube's surface). In the Off-Sun designs, the gasification of the biomass was carried out inside a heat exchanger and it was produced thanks to the heat absorbed from the hottest fluid, which can be obtained from CSP plants or electrical heating. This work numerically investigated the thermomechanical performance of both designs. The results stood out the relation between temperature-gas yield-thermal stress. In On-Sun configurations the gas yield was 5 times higher than those obtained in the Off-Sun configuration. However, the highest values of both temp.... https://www.tib-op.org/ojs/index.php/solarpaces/article/view/951

Standort
Deutsche Nationalbibliothek Frankfurt am Main
Umfang
Online-Ressource
Sprache
Englisch

Erschienen in
Supercritical Water Gasification of Biomass on CSP Plants: Comparison of On-Sun and Off-Sun Designs ; volume:2 ; year:2023
SolarPACES conference proceedings ; 2 (2023)

Urheber
Pérez-Álvarez, Rafael
Rahbari, Alireza
Fontalvo, Armando
Wang, Shuang
Pye, John

DOI
10.52825/solarpaces.v2i.951
URN
urn:nbn:de:101:1-2409251136481.636878115362
Rechteinformation
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Letzte Aktualisierung
15.08.2025, 07:21 MESZ

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Beteiligte

  • Pérez-Álvarez, Rafael
  • Rahbari, Alireza
  • Fontalvo, Armando
  • Wang, Shuang
  • Pye, John

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