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여수석유화학산단의 공선성 시험을 이용한VOC 오염원 분류표 개발
전준민,허당,황인조,김동술 한국대기환경학회 2005 한국대기환경학회지 Vol.21 No.3
-14, was selected todevelop a VOCs’ source prole matrix of the Yeosu Petrochemical Complex and to test its collinearity by singularvalue decomposition(SVD) technique. The VOCs collected in canisters were sampled from 12 different sourcessuch as 8 direct emission sources (refinery, painting, wastewater treatment plant, incinerator, petrochemicalart activity, vehicle emission, and asphalt paving activity) in this study area, and then those samples were analyzedby GC/MS. Initially the resulting raw data for each profile were scaled and normalized through several datatreatment steps, and then specic VOCs showing major weight fractions were intensively reviewed and comparedcollinearity by SVD technique. The study nally could provide a proper VOCs’ source profile in the study area,which can give opportunities to apply various receptor models properly including chemical mass balance(CMB).
전준민,임정연,김성미,신혜수 한국실내환경학회 2012 한국실내환경학회지 Vol.9 No.3
This study was performed in the 48 selected public facilities in three metropolitan cities (Seoul, Daejeon, and Kwangjoo) and three general cities (Suncheon, Gwangyang, and Yeosu) to measure of the characteristics from May to October 2011. Air samples (PM2.5) were collected at the indoor and outdoor places for 24-hrs using the mini volume air sampler and analyzed 24 gaseous and particulate polycyclic aromatic hydrocarbons (PAHs) through the GC/MS. The recoveries of gaseous and particulate PAHs ranged between 60.7% to 127.2% and 57.7% to 132.5% respectively and its relative standard deviation (RSD) was 11.1%. This QA/QC results about the were adequate for the Korean national standards. The concentration levels of the PAHs in present study were acenaphthene > dibenz(a,h)anthracene > benzo(g,h,i)perylene > 3-methylcholanthrene > indeno[1,2,3-cd]pyrene for the particulate PAHs in the 48 selected public facilities. In the case of acenaphthene, the mean concentration showed the highest levels of 22.42 ng/㎥ and 34.57 ng/㎥ in the level of gaseous and particulate phase, respectively. The total PAHs concentration for the PC room is the highest in surveyed public facilities of this study and the smoking/non smoking ratio in the PC room was 3.45. This results indicated that smoking in the PC room is seemed to play a major source and the effective risk management strategies were needed to minimize or eliminate the public health effect for customers in the PC room.
일부 공단지역 PM<sub>2.5</sub>에 부착된 중금속 노출에 의한 건강위해성평가
전준민,강병욱,이학성,이철민,Jeon, Jun-Min,Kang, Byungb-Wook,Lee, Hak-Sung,Lee, Cheol-Min 한국환경보건학회 2010 한국환경보건학회지 Vol.36 No.4
This study estimated the health risk of heavy metals in particulate matter $(PM)_{2.5}$ in a Gwangyang industrial complex. The $PM_{2.5}$ containing heavy metal was collected from January to November, 2008 using a denuder air sampler and by IC (Ion Chromatograph). The risk assessment was performed in a four-step process; hazard identification, exposure assessment, dose-response assessment and risk characterization. In the hazard identification process, $Cr^{6+}$, Ni, As, and Pb were categorized as human carcinogens and probable human carcinogens, while Ti, Mn, Se, P, $Cr^{3+}$, Cu, and Zn were not classified as human carcinogens. It was found that the excess cancer risk by Central Tendency Exposure (CTE) of $Cr^{6+}$ and As in $PM_{2.5}$ was > $10^{-6}$, and the total excess cancer risk posed by carcinogen heavy metals in $PM_{2.5}$ was > $10^{-6}$. It was also determined that the total hazard index by CTE of non-carcinogen heavy metals in $PM_{2.5}$ was <1. Taken together, these results indicate a high cancer risk associated whit inhalation of heavy metal-containing$PM_{2.5}$ in industrial areas.
전준민,허당,서성규,고오석,서병량,윤형선 한국냄새환경학회 2006 실내환경 및 냄새 학회지 Vol.5 No.1
This study estimated the emission characteristics of odorous volatiles organic compounds (VOCs) from major 7 emission facilities by industrial classification in Yeosu petrochemical industrial complex. This study investigated terminal emission facilities (Inlet and outlet) in the industrial plant area, the plant boundary area and Samil-dong which has many civil appeal for an offensive odor to grasp VOCs concentration in ambient air of the plant boundary area and civil appeal area from May, 2002 to December, 2004, besides. VOCs were sampled 6 L using silicocan canisters and toluene, xylene and styrene which are known as odorous VOCs were analyzed by cryogenic preconcentration system and GC/MS. The removal efficiency of emission facilities in the industrial plant area for odor showed 96.5% of wet scrubber, 89.5% of RTO and 86.0% of RCO. The concentration of odorous VOCs at the plant limits area in 2003 were higher than 2002. The reason was guessed that toluene of high concentration emitted from terminal emission facilities in the industrial plant area influenced on ambient air at the plant boundary area. The concentration of odorous VOCs in ambient air at Samil-dong were decreasing from 1995 to 2001, but the concentration of toluene sharply increased from 2002. The reason was presumed that VOCs emission increased due to expansion of Yeosu petrochemical industrial complex and removal efficiency of terminal emission facilities dropped due to outworn equipments for VOCs prevent. 본 연구는 여수석유화학산단 내 일부 업종별 규모가 큰 대표적인 7개 사업장들의 배출시설에 대하여 악취성 VOC 물질 배출특성을 평가하였다. 또한 사업장 부지경계지역 및 민원지역의 대기 중 VOC 농도 경향을 파악하고자 2002년 5월부터 2004년 12월까지 사업장내 최종 배출시설(유입구 및 배출구, inlet and outlet), 사업장 부지경계지점과 악취민원 제기가 많은 삼일동 지점에 대하여 조사하였다. VOCs 시료는 silicocan canister 6 L로 채취하였으며, 저온농축장치(cryogenic preconcentration system)와 GC/MS를 이용하여 분석하였으며, 조사항목은 악취성 VOC로 알려진 3개 항목(toluene, xylene, styrene)을 분석하였다. 연구결과는 다음과 같으며, 사업장내 배출시설의 악취 제거효율(removal efficiency)은 흡수탑 (96.5%) > RTO (89.5%) > RCO (86.0%) 순으로 우수한 것으로 나타났다. 사업장 부지경계지점은 2002년에 비해 2003년의 악취성 VOC 농도가 상승한 것으로 조사되었다. 이는 사업장내 최종 배출시설 자체에서 toluene 물질이 높은 농도로 배출되어 사업장 부지경계지역의 대기 중 농도에 영향을 미친 것으로 생각된다. 민원지역인 삼일동 지점의 대기 중 악취성 VOC 농도는 1995년부터 2001년까지 점차 감소하다가 특히 toluene 성분은 2002년부터 다시 급격히 증가하는 경향을 보였다. 이는 여수산단지역 확장으로 인한 사업장내 VOC 물질 배출 증가와 10여년 전에 설치된 VOC 방지시설의 노후로 인한 방지효율 저감에 의한 영향으로 생각된다.