Hydrogen production from formic acid in pH-stat fed-batch operation for direct supply to fuel cell

Jong Hwan Shin, Jong Hyun Yoon, Seung Hoon Lee, Tai Hyun Park

Research output: Contribution to journalArticlepeer-review

44 Scopus citations

Abstract

Enterobacter asburiae SNU-1 harvested after cultivation was used as a whole cell biocatalyst, for the production of hydrogen. Formic acid was efficiently converted to hydrogen using the harvested cells with an initial hydrogen production rate and total hydrogen production of 491 ml/l/h and 6668 ml/l, respectively, when 1 g/l of whole cell enzyme was used. Moreover, new pH-stat fed-batch operation was conducted, and total hydrogen production was 1.4 times higher than that of batch operation. For practical application, bio-hydrogen produced from formic acid using harvested cells was directly applied to PEMFC for power generation.

Original languageEnglish
Pages (from-to)S53-S58
JournalBioresource Technology
Volume101
Issue number1 SUPPL.
DOIs
StatePublished - Jan 2010

Bibliographical note

Funding Information:
This research was supported by WCU (World Class University) program through the Korea Science and Engineering Foundation funded by the Ministry of Education, Science and Technology ( R32-2008-000-10213-0 ) .

Keywords

  • Bio-hydrogen
  • Formic acid
  • Fuel cell
  • PH-stat fed-batch operation

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