Journal of the Korean Industrial and Engineering Chemistry, Vol.6, No.4, 724-731, August, 1995
대단위 해안 폐기물 매립지의 침출수 처리에 관한 연구
A Study on Treatment of Leachates from the Large-Scale Coastal Landfill
초록
김포매립지 내의 침출수처리공정에서 난분해성 COD의 제거효율을 높이기 위하여 질소제거, 혐기성 소화방식의 개선, 활성오니법의 개선, 화학적 처리법(오존산화, 전해, 오존+전해)을 적용하여 보았다. COD를 효과적으로 처리하기 위해서는 활성오니처리단계 이전에 질소를 제거시키는 시설의 설치가 필요하며, 또한 기존의 소화처리방식 보다는 상향류식 메디아를 충진한 개량형 소화방식의 도입이 필요하며, 생물학적 처리과정 후에 화학적 처리시설의 추가 설치가 필요하다는 것을 알았다.
Removing nitrogen source, improvement in anaerobic digestion system and activated sludge process, and chemical processes (O3 oxidation and electrolysis) were applied to improve the refractory efficiency of COD in leacheates collected from Kimpo landfill site. According to the experimented results, a couple of suggestions were made to improve COD removal from the leachates. Installing a nitrogen removal mechanism prior to an activated sludge system and an improvement in digestion process with an upflow media system are recommended. Additionally, chemical oxidation processes are also highly suggested after a conventional biological treatment process.
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