Emission Character of PCDDs/PCDFs and Precusors in the Flue Gas of the MWSI(I)

도시쓰레기 소각로 배출가스 중 다이옥신류 및 전구물질의 배출특성(I)

  • Shin, S.K. (National Institute of Environmental Research) ;
  • Chung, Y.H. (National Institute of Environmental Research) ;
  • Kim, S.C. (National Institute of Environmental Research) ;
  • Jang, S.K. (National Institute of Environmental Research) ;
  • Lee, J.I. (National Institute of Environmental Research) ;
  • Lee, W.S. (National Institute of Environmental Research) ;
  • Lee, J.B. (National Institute of Environmental Research) ;
  • Lee, D.H. (National Institute of Environmental Research)
  • 신선경 (국립환경연구원 환경위해성연구부 미량물질분석과) ;
  • 정영희 (국립환경연구원 환경위해성연구부 미량물질분석과) ;
  • 김삼권 (국립환경연구원 환경위해성연구부 미량물질분석과) ;
  • 장성기 (국립환경연구원 환경위해성연구부 미량물질분석과) ;
  • 이재인 (국립환경연구원 환경위해성연구부 미량물질분석과) ;
  • 이원석 (국립환경연구원 환경위해성연구부 미량물질분석과) ;
  • 이준배 (국립환경연구원 환경위해성연구부 미량물질분석과) ;
  • 이동훈 (국립환경연구원 환경위해성연구부 미량물질분석과)
  • Received : 1998.07.06
  • Published : 1999.02.25

Abstract

Two of municipal waste incinerators were selected as surveying facilities to research on the emission of dioxin and precusors. The sampling of flue gas and analysis was performed in the selected facilities. From the result, the emission patterns of dioxin and precusors, their relatership were examined. The toxic equivalency quantity(TEQ) of dioxin concentration was evaluated in two municipal waste incinerators. The 76.24% and 60.84% of total dioxin concentration in A and B incinerator were made up of the penta-, hexa- and hepta-chlorinated dibenzo-p-dioxin, respectively. Therefore, to reduce the dioxins in flue gas have to control the formation of furans. The chlorobenzenes and chlorophenols were analyzed in two incinerators. The 1,2,4,5-tetrachlorobenzene, penta-, and hexachlorobenzene are discharged and 2,4,6-trichlorophenol, 2,3,4,6-tetrachlorophenol and pentachlorophenol are discharged mainly in A and B municipal waste incinerators.

도시쓰레기 소각로의 배출가스 중 다이옥신(Dioxins, PCDDs/PCDFs), chlorobenzenes(CBs) 및 chlorophenols(CPs)를 측정 분석하고, 각 시설에 대한 다이옥신 및 전구물질의 배출 패턴을 조사하였다. 대형쓰레기 소각로의 배출가스 중 다이옥신류의 농도를 독성등가환산(Toxic Equivalent, TEQ) 농도로 평가한 결과 오염화퓨란류(Pentachlorofurans, PeCDFs), 육염화퓨란류(Hepxachlorofurans, HxCDFs) 및 칠염화퓨란류(Heptachlorofurans, HeCDFs)가 전체의 76.24%, 60.84%를 차지하는 것으로 나타났으며, chlorophenols은 2,4,6-trichlorophenol(TCP), 2,3,4,6-tetrachlorophenol(TeCP) 및 pentachlorophenol(PeCP)이, chlorobenzens은 1,2,4,5-tetrachlorobenzene(TeCB) 및 hexachlorobenzene(HxCB)의 형태로 주로 배출되는 것으로 나타났다.

Keywords

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