Sustainable and energy efficient hydrogen production via glycerol reforming techniques: A review

Fazil Qureshi, Mohammad Yusuf*, Amjad Ali Pasha, Huma Warsi Khan, Binash Imteyaz, Kashif Irshad

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

30 Scopus citations

Abstract

Hydrogen-based energy solutions are among the alternative energy choices due to their clean emissions and high efficiency. H2 is a highly convenient energy source, particularly if derived from sustainable feedstock. With the renewed emphasis on biodiesel production globally, large quantities of glycerol are expected to be produced as a major by-product. Reforming of this glycerol can provide a sustainable and H2-rich feedstock. The study reveals that 7H2 molecules were produced/molecule of glycerol in GSR, which is much higher than the commercially available SRM process. This also endorses the concept of circular economy and the 3Rs (Reuse, Reduce, and Recycle) by utilization of a by-product. This review highlights the recent advancements in different types of glycerol reforming technologies for H2 production. The highly endothermic reaction and the coking of Ni-based catalysts are still the main limitations in its commercialization. It has been found that among different glycerol reforming techniques, the GSR is the finest with the least drawbacks. Hence, corresponding solutions to overcome these obstacles are deliberated.

Original languageEnglish
Pages (from-to)41397-41420
Number of pages24
JournalInternational Journal of Hydrogen Energy
Volume47
Issue number98
DOIs
StatePublished - 19 Dec 2022

Bibliographical note

Funding Information:
This project was funded by the Deanship of Scientific Research (DSR) , King Abdulaziz University , Jeddah, under grant No. ( D-251-135-1443 ). The authors, therefore, gratefully acknowledge DSR technical and financial support.

Publisher Copyright:
© 2022 Hydrogen Energy Publications LLC

Keywords

  • Alternative energy
  • Circular economy
  • Glycerol reforming
  • Hydrogen
  • Sustainable source

ASJC Scopus subject areas

  • Renewable Energy, Sustainability and the Environment
  • Fuel Technology
  • Condensed Matter Physics
  • Energy Engineering and Power Technology

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