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The Development of N2O Emission Factor at Killn Type Pyrolysis Melting Facility

외열킬른형 열분해용융시설의 N2O 배출계수 개발

  • Yun, Hyun-Ki (Dept. of Environment and Energy, Sejong Graduate School, Sejong University) ;
  • Lee, Dae Kyeom (Cooperate Course for Climate Change, Sejong Graduate School, Sejong University) ;
  • Cho, Changsang (Sejong Climate Change Research Center, Sejong University) ;
  • Kang, Seongmin (Dept. of Environment and Energy, Sejong Graduate School, Sejong University) ;
  • Yoon, Young joong (Dept. of Environment and Energy, Sejong Graduate School, Sejong University) ;
  • Jeon, Youngjae (Dept. of Environment and Energy, Sejong Graduate School, Sejong University) ;
  • Jeon, Eui Chan (Dept. of Environment, Energy and Geoinformatics, Sejong University)
  • 윤현기 (세종대학교 환경에너지융합학과) ;
  • 이대겸 (세종대학교 기후변화협동과정) ;
  • 조창상 (세종대학교 기후변화센터) ;
  • 강성민 (세종대학교 환경에너지융합학과) ;
  • 윤영중 (세종대학교 환경에너지융합학과) ;
  • 전영재 (세종대학교 환경에너지융합학과) ;
  • 전의찬 (세종대학교 환경에너지공간융합학과)
  • Received : 2017.05.29
  • Accepted : 2017.08.30
  • Published : 2017.09.29

Abstract

In this study, the $N_2O$ emission factor of the facility was developed by measuring the kiln type pyrolysis melting facility. This used PAS (Photoacoustic Spectroscopy) method and measured the $N_2O$ emission concentration. From March 2016 to April 2016, it was measured over a total of two times and $N_2O$ concentrations were measured continuously for 24 hours using a 24 hour continuous measuring instrument (LSE-4405). The measured $N_2O$ emission concentration of the pyrolysis melting facility was 0.263 ppm on average and the emission concentration distribution in the range of 0.013~0.733 ppm was obtained. Therefore, the $N_2O$ emission factor of the kiln-type pyrolysis melting facility was estimated to be $0.829gN_2O/ton$-Waste. As a result of comparing the $N_2O$ emission factor of the thermal kiln type pyrolysis melting facility and the previous study, previous studies were about 18 times higher. It is estimated that this is due to the difference of furnace temperature, oxygen concentration and denitrification facilities. It is considered that the study of the emission factor of pyrolysis melting facility is an important factor in improving the credibility of greenhouse gas inventory in waste incineration sector.

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Acknowledgement

Supported by : 환경부