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여인설 ( In-seol Yeo ),박승민 ( Seung-min Park ),박재로 ( Jae-roh Park ),오현재 ( Hyun-je Oh ),박찬규 ( Chan-gyu Park ) 한국수처리학회 2016 한국수처리학회지 Vol.24 No.3
In case of Mongolia, even though awareness of the water environment is gradually increased, it is not easy to receive the supply of clean water due to the shortage of water treatment facilities and specialized personnel aging. In addition, ground water quality is also poor with lots of mineral contents including hazardous heavy metal ions. Thus, small-scale water treatment package system, which has considered to design high work performance, portability, low cost and easy replacement, is consist of adsorbent module using alum sludge and zeolite. In this study, batch adsorption tests were conducted using alum sludge and zeolite with heavy metal ions such as arsenic, iron and manganese in order to evaluate applicability in the package system. In the results of experiment, although there are differences of removal rate in accordance with the substance, alum sludge hold great potential to remove cationic and anionic heavy metal species simultaneously with zeolite. Thus, when it applies to small scale water treatment package system in Mongolia, it is able to remove hazardous heavy metal ions effectively.
개발도상국 맞춤형 정수처리를 위한 수중 이온물질 제거용 이온교환섬유 성능평가에 관한 연구
여인설 ( In-seol Yeo ),조은영 ( Eun-young Jo ),박재로 ( Jae-roh Park ),오현제 ( Hyun-je Oh ),이성재 ( Sung-jae Lee ),박찬규 ( Chan-gyu Park ) 한국수처리학회 2016 한국수처리학회지 Vol.24 No.2
In case of developing countries, the amount of available water resources is lacking compared to the population distribution. In addition, since they have relatively low economic level, environmental awareness and a lot of outdated facilities, it is important to introduce appropriate technology without a large cost to purify. In this study based on the preceding experiment it was performed to evaluate the performance of the ion exchange module for application of customized water treatment system in developing countries. All tests were conducted in a batch test that evaluates the adsorption properties, removal efficiency with different dosage, removal efficiency depending on time variation, interference effects and renewable experiment. Experimental results in terms of changing the dose of the ion exchange fiber tended to match generally the Langmuir adsorption isotherm that is based on monolayer adsorption. When the media dose was increased above 2 g/L, it is possible to remove the high concentration of contaminants. In addition, ionic contaminants from aqueous system has been removed generally in a short time and efficiently removed without interference effects. When using a NaCl solution, it was confirmed that regeneration is possible.
정수처리장 재난 및 비상대응을 위한 의사결정지원(DSS) 시스템을 위한 데이터베이스 구축에 관한 연구
박승민 ( Seung-min Park ),여인설 ( In-seol Yeo ),이형돈 ( Hyung-don Lee ),김봉철 ( Bong-chul Kim ),박찬규 ( Chan-gyu Park ) 한국물환경학회 2020 한국물환경학회·대한상하수도학회 공동 춘계학술발표회 Vol.2020 No.-
The frequency of social disasters or emergency events as well as the intensity of natural disasters are increasing globally. In Korea, damage caused by natural disasters is occurring as a social issue. In 2016, a total of 188 events (12 heavy rains, 3 heavy rains, 2 typhoons, 1 earthquake) occurred, resulting in total damage of 288.3 billion won. The disaster recovery cost of 590.6 billion won was spent on the government budget. Recently, as government SOC budgets have been steadily declining, it is necessary to revitalize disaster breadcrumb and operational technology market based on high value-added industries (IoT, ICT, Big Data) for efficient SOC budget use In this study, developing database for emergency response using computing decision support system (DDS) at the water treatment plant was collected to make expert system or emergency response and restoration of environmental facilities.