A novel design of solid-state NaBH4 composite as a hydrogen source for 2 W PEMFC applications

  • Chan Li Hsueh
  • , Cheng Hong Liu
  • , Bing Hung Chen
  • , Ming San Lee
  • , Cheng Yen Chen
  • , Yu Wen Lu
  • , Fanghei Tsau
  • , Jie Ren Ku

Research output: Contribution to journalArticlepeer-review

Abstract

Hydrolysis of sodium borohydride (NaBH4) is a promising method for on-board hydrogen supply to polymer electrolyte membrane fuel cells (PEMFC). This article presents an attempt to design a novel solid-state NaBH4 composite, which is made up of NaBH4 powder, Co2+/IR-120 catalyst and silicone rubber, for hydrogen generator. The silicone rubber can act as a stabilizer in the solid-state NaBH4 composite because of its surface hydrophobicity leading to reduced diffusion rate of water into the composite. The solid-state NaBH4 composite can produce hydrogen stably near 25 mL min-1 for at least 2 h without employment of any mechanical control system. Using the hydrogen generated from the solid-state NaBH4 composite, a 2 W PEMFC stack is successfully operated to power a cellular phone.

Original languageEnglish
Pages (from-to)3530-3538
Number of pages9
JournalJournal of Power Sources
Volume196
Issue number7
DOIs
Publication statusPublished - 2011 Apr 1

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

All Science Journal Classification (ASJC) codes

  • Renewable Energy, Sustainability and the Environment
  • Energy Engineering and Power Technology
  • Physical and Theoretical Chemistry
  • Electrical and Electronic Engineering

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