High-Temperature Electrolysis with Superheated Steam Provided by Volumetric-Type Steam Generator

Abstract: High-temperature steam is essential for operating solid oxide electrolysis cells (SOEC). This paper demonstrated a new type of high-temperature solar steam generator that uses ceramic foam as a porous absorber. Water is sprayed into the porous absorber as microdroplets by using a nozzle. Experiments show that the solar steam generator is capable of generating superheated steam beyond 800 oC. The peak thermal efficiency in the steady state can reach 60.92% under a mass flow rate of 2.359 kg/h corresponding to an outlet temperature of 877.3 oC. The superheated steam will be supplied to a SOEC system to generate hydrogen. Thus, a comprehensive model is developed in this paper to research the performance of the solar SOEC system under fluctuated solar irradiation. https://www.tib-op.org/ojs/index.php/solarpaces/article/view/749

Location
Deutsche Nationalbibliothek Frankfurt am Main
Extent
Online-Ressource
Language
Englisch

Bibliographic citation
High-Temperature Electrolysis with Superheated Steam Provided by Volumetric-Type Steam Generator ; volume:2 ; year:2023
SolarPACES conference proceedings ; 2 (2023)

Creator
Zhang, Qiangqiang
Wang, Hongjun
Li, Xin

DOI
10.52825/solarpaces.v2i.749
URN
urn:nbn:de:101:1-2411250543556.496207393846
Rights
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Last update
15.08.2025, 7:28 AM CEST

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Associated

  • Zhang, Qiangqiang
  • Wang, Hongjun
  • Li, Xin

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