This study aimed to investigate the feasibility of improving dewaterability and settleability of sewage sludge using coagulation sludge. When mixed w..
The dewatering characteristics of the sewage sludge was investigated through the experimental observations and model simulations. The activated sludg..
The performance of the new aerobic digestion system combined with inorganic sludge separation unit and sludge solubilization unit, CaviTec II, is eva..
The anaerobic digestion process produces methane while stabilizing sludge. As of 2020, 62 anaerobic digesters in public wastewater treatment plants a..
본 연구는 최종 해양에 배출되는 하수슬러지에 함유된 오염물질의 농도와 분포특성을 파악하고자 하였다. ... 연구에 사용된 시료는 하수 슬러지 발생업체의 최종 저장조에서 20점을 채취하였고 시료의 조제를 비롯하여 최종 기기분석까지 해양환경공정시험기준을 적용하였으며, 다 환방향족탄화수소류(PAHs
Several disposal processes for waste sludge from wastewater treatment plants such as landfill, ocean dump, incineration, reuse as fuels or fertilizer..
탈수된 정수장 슬러지를 위생매립장의 복토재로서의 활용가능성을 파악하기 위하여 실내실험을 통하여 정수장슬러지의 물리 화학적 특성과 지반공학적 특성을 파악하였다. ... 슬러지의 지반공학적 특성을 향상시키기 위하여 슬러지에 일반토사를 혼합한 시료에 비중계실험, 액 소성한계실험 비중실험, 다짐실험. 일축압측 실험등을 실시하였다. ... 슬러지에 일반토사를 혼합한 혼합토는 정수장슬러지와 비교하여 최대건조단위증량은 증가하고, 최적함수비는 감소하였고, 최대압축응력과 마찰각을 증가한 반면 점착력은 감소하였다.
활성슬러지 유출수의 만성독성 시험은 Dinnel 방법과 BML 방법이 활용되었으며, 시험결과 pilot plant 활성슬러지 시스템에서도 효율적인 운전을 통하여 90% 이상의 독성제거가 ... 활성슬러지 공정을 이용하여 Kraft 펄프공장에서 배출되는 유출수에 잔류하는 만성독성의 제거가능성을 평가하기 위하여 pilot plant를 운전하였다.
So many drinking water treatment plants are under various difficulties by new reinforced effluent standards. Since the target turbidity, much higher ..
Phosphorus is an essential and irreplaceable element for all living organisms and its resource is limited. Significant amount of used phosphorus is c..
The residentsodor complaint is steadily increasing by odor causing from sewage system. A current drainage facilities and septic tank are included in ..
Water jet trajectories and velocity deficits from a high pressurize nozzles were experimentally observed. In this article, several parameters affecti..
Nanotechnology has become one of the fastest developing technologies and recently applied to a variety of industries. Thus, increasing number of nano..
The performance of inorganic sludge separation system is evaluated. Anaerobic digester effluent sludge is used for feed sludge of this system and hyd..
Recently, Koreas municipal wastewater treatment plants generated amount of wastewater sludge per day. However, ocean dumping of sewage sludge has bee..
In order to investigate the effective pretreatment methods in WAS(=waste activated sludge) solubilization, the values of SCOD yield per unit SS (SCOD..
Phosphorus (P) is a limited, essential, and irreplaceable nutrient for the biological activity of all the living organisms. Sewage sludge ash (SSA) i..
The need of reusing sewage sludge is highly increasing as the amount of domestic sewage sludge is growing and sewage management strategies were reinf..