Characteristics of a single chamber microbial fuel cell equipped with a low cost membrane

G. Hernández-Flores, H. M. Poggi-Varaldo, O. Solorza-Feria, M. T. Ponce-Noyola, T. Romero-Castañón, N. Rinderknecht-Seijas, J. Galíndez-Mayer

Research output: Contribution to journalArticlepeer-review

44 Scopus citations

Abstract

The aims of this research were: (i) to develop and test a new, low cost, organic membrane (LCM) in an air-cathode, single chamber microbial fuel cell (MFC), and (ii) to compare its characteristics with those of an MFC equipped with a Nafion® 117 membrane (NF). The internal resistances (Rint) were 112 and 110 Ω using LCM and NF, respectively, whereas the maximum volumetric powers (PV,max) were 2146 and 14,246 mW/m3 for LCM and NF, respectively. The relatively low value of Rint of the MFC equipped with LCM was encouraging. Furthermore, the Rint of the NF-equipped MFC was of the same order. PV,max delivered with LCM was 15% of that with NF. However, the cost ratio LCM/NF was very low, ($14/m2)/($1733/m2) ∼ 0.8%. These results point out to a trade-off between sacrificing some power output of the cell (85%) but achieving outstanding savings on membrane costs (99.2%).

Original languageEnglish
Pages (from-to)17380-17387
Number of pages8
JournalInternational Journal of Hydrogen Energy
Volume40
Issue number48
DOIs
StatePublished - 28 Dec 2015

Keywords

  • Low cost membrane
  • Microbial fuel cell
  • Nafion 117 membrane

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