Saw dust pyrolysis: Effect of temperature and catalysts

Pankaj Kumar, Pramod Kumar, Peddy V.C. Rao, Nettem V. Choudary, Gandham Sriganesh

Research output: Contribution to journalArticlepeer-review

47 Scopus citations

Abstract

A systematic study of non-catalytic pyrolysis of saw dust has been carried out in a batch reactor (fixed bed mode) in the temperature range of 375–475 °C at the heating rate of 10 °C/min to optimize the reaction temperature for maximum liquid yield. Also, catalytic cracking of pyrolysis vapors was carried out using Y-Zeolite at 450 °C. Produced bio-oil has been characterized using elemental analysis, Fourier Transform Infrared Spectroscopy (FT-IR), Gas Chromatography/Mass Spectrometry (GC–MS), 1H NMR and bio-char using thermogravimetric analysis (TGA), FT-IR and Scanning Electron Microscopy (SEM). It has been observed that highest bio-oil yield of 26 wt.% was obtained at 450 °C without catalyst while the addition of catalyst reduces liquid yield. The obtained results showed that the bio-oil could be used as liquid fuel after upgradation and bio-char could be utilized for the generation of activated carbon.

Original languageEnglish
Pages (from-to)339-345
Number of pages7
JournalFuel
Volume199
DOIs
StatePublished - 2017
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2017

Keywords

  • Bio-char
  • Bio-oil
  • Biomass
  • Catalyst
  • Characterization
  • Pyrolysis
  • Sawdust

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