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HOMEMajor ProjectsN2O Reduction Technology

Message

  • Development of Fluidization Material and Fluidized Bed Combustion Process for Suppression of N2O Emission
  • Development of catalyst and combined treatment process for reduction of high/low N2O concentration
  • Development of diesel after-treatment system to minimize N2O formation

Development of fluidization material and fluidized bed combustion process for suppression of N2O emission

Korea Institute of Energy Research

Development of technology for suppressing N2O emissions in fluidized bed combustors without post-treatment equipment for N2O removal

First phase R&D fund

$3.49 million (Government:$2.57 million, Private: $0.92 million)

R&D Organization

R&D Contents

Development of a technology to apply N2O removal catalyst as fluidization material of sewage sludge fluidization bed combustion Development of a technology to apply N2O removal catalyst as fluidization material of sewage sludge fluidization bed combustion
Selection of low-cost N2O removal catalyst for fluidization material
N2O conversion: over 90% under conditions of sewage sludge fluidization combustion

Expected Benefits

  • The reduction of 620 thousand tons/year CO2-eq.
  • Annual securing of domestic market worth 1 trillion to 1.6 trillion won
  • Reduction of energy by use of compact combustor and reheating of exhaust gas

Intellectual Property Achievements

  • Simultaneous reduction of NOx and N2O by multi-stage reactions in a fluidization bed combustor
  • Preparation of hollow fluidization material
  • Combustion of carbon sources by using fluidization bed combustor

Schematic diagram of 10 kg/h sewage sludge fluidization bed combustion system