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SIFT-MS를 이용한 울산지역 대기 중 휘발성유기화합물질 농도분포 특성
유봉관(Bong-gwan Yu),탁경학(Kyung-hak Tak),이동욱(Dong-wook Lee) 대한환경공학회 2022 대한환경공학회지 Vol.44 No.11
목적 : 산업단지에서 배출되는 유해대기오염물질은 인근 주거지역까지 영향을 미치므로 사업장의 배출시설 관리가 필요하다. 방법 : SIFT-MS를 이용하여 도심지역, 비도심지역, 공단지역을 대상으로 대기 중 휘발성유기화합물질의 농도분포를 파악하였다. 결과 및 토의 : 울산 대기 중 주요 VOCs의 연평균농도 분포는 공업지역인 여천동 지점이 가장 높았고, 도심지역의 경우 남풍 또는 남동풍이 부는 하절기 기상 특성에 의해 공단의 영향을 많이 받고 있다. 그리고 공업지역인 여천동지점은 주간보다 야간의 농도가 높게 나타났다. 결론 : 공업지역의 배출시설 관리 및 VOCs에 대한 장기적인 모니터링이 지속적으로 필요하다. Objectives : Hazardous air pollutants emitted from industrial complexes also affect neighboring residential areas, so it is necessary to manage the emission facilities of the workplace. Methods : Using SIFT-MS, the concentration distribution of volatile organic compounds in the air was identified in urban areas, non-urban areas, and industrial complex areas. Results and Discussion : The distribution of the annual average concentration of major VOCs in Ulsan was highest in Yeocheon-dong, an industrial area, and in the case of urban areas, the industrial complex is highly influenced by the summer weather characteristics with south or southeast winds. And the Yeocheon-dong, which is an industrial area, showed a higher concentration at nighttime than daytime. Conclusion : Management of emission facilities in industrial areas and long-term monitoring of VOCs are continuously needed.
박흥재 ( Heung Jai Park ),유봉관 ( Bong Gwan Yu ),박선호 ( Sun Ho Park ),이진열 ( Jin Yeol Lee ),함유식 ( Yoo Sik Hahm ),정성욱 ( Seong Wook Jeong ),변기영 ( Ki Yeong Byeon ),김소희 ( So Hee Kim ),정임수 ( Im Su Jung ),이미림 ( Mi 한국환경과학회 2013 한국환경과학회지 Vol.22 No.11
This study was conducted to investigate the seasonal variation characteristics of phytoncide in trail of Ulsan Metropolitan. Air samples were collected from May to December 2011. They were collected using Tenax Ta tube and phytoncides were detected and quantified using a Gas Chromatograph Mass Spectrometer (GC/MSD). This study are summarized as follows; The seasonal concentrations of phytoncide are Munsu Mt. 272.3 ㎍/㎥, Samho Mt. 192.4 ㎍/㎥, Shinbul Mt. 50.9 ㎍/㎥, Sibli Bamboo forest 22.4 ㎍/㎥and Joongbu Fire Station 24.4 ㎍/㎥. In Munsu Mt., Samho Mt. and Shinbul Mt. major component ratio is α-Pinene >β-Pinene+Myrcene >Limonene >Camphene >γ-Terpinene >α-Terpinene. Bamboo forest and Joongbu fire station major component ratio is α-Pinene >Limonene >β-Pinene+Myrcene >Camphene >α-Terpinene. The variation of seasonal concentration is summer >spring >fall >winter. The phytoncide concentration of coniferous forest(Munsu Mt., Samho Mt.) is higher than broadleaf forest(Shinbul Mt.).
박흥재 ( Heung Jai Park ),유봉관 ( Bong Gwan Yu ),박선호 ( Sun Ho Park ),이진열 ( Jin Yeol Lee ),함유식 ( Yoo Sik Hahm ),정성욱 ( Seong Wook Jeong ),변기영 ( Ki Yeong Byeon ),이현희 ( Hyun Hee Lee ),최승훈 ( Seung Hoon Choi ),손 한국환경과학회 2013 한국환경과학회지 Vol.22 No.11
This study was conducted to investigate the timely characteristics of phytoncide in forest trail of Ulsan Metropolitan. Air samples were collected from July to October 2011. The phytoncide were detected and quantified using a Gas Chromatograph Mass Spectrometer(GC/MSD). This study are summarized as follows ; The highest levels of phytoncide concentration of August is higher than other months in Munsu Mt. and Samho Mt.(town mountains). The higher phytoncide emission rates found in the morning and in the evening. The concentration of phytoncide was understanded to be greatly influenced by environment change of day time.