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Hierarchical Fe-ZSM-5/SiC foam catalyst as the foam bed catalytic reactor (FBCR) for catalytic wet peroxide oxidation (CWPO)

  • Xiaoxia Ou
  • , Fotios Pilitsis
  • , Yilai Jiao
  • , Yong Zhang
  • , Shaojun Xu
  • , Martin Jennings
  • , Yi Yang
  • , S. F. Rebecca Taylor
  • , Arthur Garforth
  • , Huiping Zhang
  • , Christopher Hardacre
  • , Ying Yan
  • , Xiaolei Fan

Research output: Contribution to journal › Article › peer-review

Abstract

Structured Fe-ZSM-5 zeolite supported on silicon carbide (SiC) foam catalyst was develop and applied as the packed foam bed catalytic reactor (FBCR) to the liquid phase catalytic wet peroxide oxidation (CWPO) of phenol under flow conditions. Fe catalysts were uniformly incorporated into ZSM-5 coatings using chemical vapour deposition (CVD). Fluid flow analysis of FBCR was performed by varying liquid flow rate, showing the transition of reactor type from the plug flow reactor to the continuous stirred tank reactor at about 1 ml min−1. Systematic investigation of CWPO within Fe-ZSM-5/SiC FBCRs identified the optimum condition of operating the FBCR (80 mm bed length) as at 60 °C and 1 ml min−1 with the turnover frequency (TOF) of 95 h−1 for phenol degradation (apparent activation energy = 3.4 kJ mol−1) and total organic carbon (TOC) conversion of 45.5%. It was believed that the enhanced macromixing promoted by cellular foam supports was accountable for the observed catalytic performance. The longevity of FBCR under flow conditions was also assessed, showing its good stability over 24 h, as well as the potential for practical adoption.

Original languageEnglish
Pages (from-to)53-62
Number of pages10
JournalChemical Engineering Journal
Volume362
Early online date4 Jan 2019
DOIs
Publication statusPublished (in print/issue) - 15 Apr 2019

Bibliographical note

Funding Information:
The authors would like to thank the financial support from the Engineering and Physical Sciences Research Council for this research (EP/R000670/1). XO is grateful to the Guangzhou Elite Project scholarship and the CEAS postgraduate research scholarship, The University of Manchester. YJ thanks the financial support from the Liaoning Provincial Natural Science Foundation of China (20180510012) and the China Scholarship Council (CSC) for his visiting fellowship in the UK (file no. 201604910181). XF and YL also thank the Higher Education Innovation Funded ‘Knowledge and Innovation Hub for Environmental Sustainability’ at The University of Manchester for supporting YJ's visit to The University of Manchester. YY thanks the National Natural Science Foundation of China (21776106 and 21376101) and the Pearl River S&T Nova Program of Guangzhou (201610010171) for supporting her research.

Funding Information:
The authors would like to thank the financial support from the Engineering and Physical Sciences Research Council for this research ( EP/R000670/1 ). XO is grateful to the Guangzhou Elite Project scholarship and the CEAS postgraduate research scholarship, The University of Manchester. YJ thanks the financial support from the Liaoning Provincial Natural Science Foundation of China ( 20180510012 ) and the China Scholarship Council (CSC) for his visiting fellowship in the UK (file no. 201604910181). XF and YL also thank the Higher Education Innovation Funded ‘Knowledge and Innovation Hub for Environmental Sustainability’ at The University of Manchester for supporting YJ’s visit to The University of Manchester. YY thanks the National Natural Science Foundation of China ( 21776106 and 21376101 ) and the Pearl River S&T Nova Program of Guangzhou ( 201610010171 ) for supporting her research.

Publisher Copyright:
© 2019 Elsevier B.V.

Funding

The authors would like to thank the financial support from the Engineering and Physical Sciences Research Council for this research (EP/R000670/1). XO is grateful to the Guangzhou Elite Project scholarship and the CEAS postgraduate research scholarship, The University of Manchester. YJ thanks the financial support from the Liaoning Provincial Natural Science Foundation of China (20180510012) and the China Scholarship Council (CSC) for his visiting fellowship in the UK (file no. 201604910181). XF and YL also thank the Higher Education Innovation Funded ‘Knowledge and Innovation Hub for Environmental Sustainability’ at The University of Manchester for supporting YJ's visit to The University of Manchester. YY thanks the National Natural Science Foundation of China (21776106 and 21376101) and the Pearl River S&T Nova Program of Guangzhou (201610010171) for supporting her research. The authors would like to thank the financial support from the Engineering and Physical Sciences Research Council for this research ( EP/R000670/1 ). XO is grateful to the Guangzhou Elite Project scholarship and the CEAS postgraduate research scholarship, The University of Manchester. YJ thanks the financial support from the Liaoning Provincial Natural Science Foundation of China ( 20180510012 ) and the China Scholarship Council (CSC) for his visiting fellowship in the UK (file no. 201604910181). XF and YL also thank the Higher Education Innovation Funded ‘Knowledge and Innovation Hub for Environmental Sustainability’ at The University of Manchester for supporting YJ’s visit to The University of Manchester. YY thanks the National Natural Science Foundation of China ( 21776106 and 21376101 ) and the Pearl River S&T Nova Program of Guangzhou ( 201610010171 ) for supporting her research.

UN SDGs

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

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • Catalytic wet peroxide oxidation (CWPO)
  • Chemical vapour deposition (CVD)
  • Macromixing
  • SiC foam
  • Structured catalyst

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