5.1 Pyrolysis

  • Production of liquid bioenergy carriers from solid biomass;
  • Fundamental studies;
  • Technology advances;
  • Process modelling, improvement and optimisation;
  • Bio-oil purification, upgrading and utilisation (combustion, chemical extraction, gasification, etc.);
  • By-product utilisation;
  • Wastewater treatment;
  • Energy balance and techno-economic analysis.

5.2 Hydrothermal processing

  • Advances in hydrothermal liquefaction, gasification and hydrothermal carbonisation;
  • Process fundamentals and studies;
  • Technology and process improvement;
  • Biocrude production, purification, upgrading;
  • Value-added compounds extraction;
  • Energy balance and techno-economic analysis.

5.3 Oil-based and renewable hydrocarbon biofuels

  • Oil-based fuels and renewable hydrocarbon biofuels from lipids and lignocellulosic biomass;
  • Bio-Synthetic Natural Gas (Bio-SNG);
  • Algae biofuels production, technology advances;
  • Bioprocesses for microbial oils production;
  • Innovative processes for synthetic fuels production from lignocellulosic biomass (biomass based electrofuels);
  • Co-processing biomass feedstock with fossil fuels in common processes;
  • Technology and process improvements;
  • Energy balance and techno-economic analysis.

5.4 Bio-alcohols from sugars, starch and lignocellulosic biomass

  • Biochemical routes for lignocellulosic ethanol, other alcohols production;
  • Pretreatment of lignocellulosic biomass;
  • Enzymatic hydrolysis and microorganism fermentation into alcohols;
  • Novel C6 and C5 fermentation techniques;
  • Progress on ethanol production from sugar and starch;
  • Innovations in bio-alcohol production from lignocellulosic biomass;
  • Process advances;
  • Downstream wastewater treatment;

5.5 Synthetic fuels from biomass and hydrogen

  • Synthetic fuel production processes;
  • Technological innovations of Power-to-X (Power-to-gas, Power-to-liquids, etc.);
  • Renewable fuels of non-biological origin (RFNBO), Recycled Carbon Fuels (RCF);
  • Hydrogen production pathways: thermochemical, electrolytic, photolytic, biological processes;
  • Hydrogen and fuel cells for stationary and mobile applications;
  • Alternative fuels and hydrogen logistics and infrastructure;
  • Technico-economic assessments.