표제지 1
요약문 5
목차 8
Abstract 13
I. 서론 15
II. 연구내용 및 방법 17
1. 연구개요 17
2. 연구내용 18
3. 연구방법 18
가. 측정 개요 및 QA/QC 18
나. 수용모델 20
III. 연구결과 및 고찰 25
1. 지역별 미세먼지 특성 25
가. PM₂.₅ 농도 특성 25
나. 이온 성분 28
다. 중금속 성분 37
2. 수용모델을 활용한 기여도 평가 40
가. 국내·외 수용모델 문헌 연구 40
나. 모델 수행 및 산출 오염원 검증 48
다. 수용모델 결과 51
3. 기여도 분석 결과를 활용한 미세먼지 거동 특성 분석 54
가. 기류 변화에 따른 지역별 미세먼지 특성 55
나. 국내정체 기류에 의한 고농도 사례 특성 57
IV. 결론 61
참고문헌 64
뒷표지 71
〈Table 1〉 Summary of the sampling site 18
〈Table 2〉 Summary of monitoring instruments 19
〈Table 3〉 Input species for PMF model at Baengnyeongdo site during 2020 22
〈Table 4〉 Input species for PMF model at Seoul site during 2020 23
〈Table 5〉 Input species for PMF model at Gyeonggi site during 2020 24
〈Table 6〉 The seasonal and yearly average PM₂.₅ concentration at Baengnyeong... 26
〈Table 7〉 Monthly average main ions concentration by region 28
〈Table 8〉 Year average level of NOR, SOR, main ion and gaseous pollutants by region 33
〈Table 9〉 Summary of trace metal concentration by region 37
〈Table 10〉 Summary of previous background site study 41
〈Table 11〉 Summary of previous urban site study 44
〈Table 12〉 Summary of previous Industry and rural site study 46
〈Table 13〉 Major marker species of PM₂.₅ sources 47
〈Table 14〉 Mass concentration for emission source of cluster in Baengnyeongdo 53
〈Figure 1〉 Concentration distribution of PM₂.₅ daily-average during January-December 2020 by region. 25
〈Figure 2〉 The number of days with PM₂.₅ level over 35 μg/m³ in 2020 by region. 26
〈Figure 3〉 CWT Plot of PM₂.₅ using backward air-mass trajectories for 72 hours. 27
〈Figure 4〉 Monthly box-plot of sulfate, nitrate and ammonium in PM₂.₅ by region. 28
〈Figure 5〉 CWT Plot of Sulfate in Baengnyeongdo. 29
〈Figure 6〉 Correlation between ion components(NH₄⁺, NO₃⁻, SO₄²⁻) and PM₂.₅. 30
〈Figure 7〉 Scatter plots of [NO₃⁻]/[SO₄²⁻] molar ratio versus [NH₄⁺]/[SO₄²⁻] by temperature. 32
〈Figure 8〉 Time series(2 hour averaged data) of SOR(left), NOR(right) according to PM₂.₅ and humidity. 35
〈Figure 9〉 Correlation of sulfate to EC in Baengnyeongdo and Seoul. 36
〈Figure 10〉 Correlation of sulfate to [NH₄⁺/NHₓ] in Baengnyeongdo and Seoul. 36
〈Figure 11〉 Time series(day, month) and box plot of Cu concentration. 38
〈Figure 12〉 Time series(month) of Fe, Zn, Pb, Mn, Ti, and Cr.. 38
〈Figure 13〉 Time series(day, month) of Ni and V with PM₂.₅ concentration. 39
〈Figure 14〉 Contribution of emission sources at background site. 42
〈Figure 15〉 Contribution of emission sources in urban site. 45
〈Figure 16〉 Contribution of emission sources at industry and rural site. 46
〈Figure 17〉 Source profiles of each emission source at three sites. 48
〈Figure 18〉 Diurnal, monthly variations and CPF plots of major emission source. 50
〈Figure 19〉 Contribution of emission sources at three sites. 51
〈Figure 20〉 Contributions of emission sources by cluster analysis in Beangyeongdo. 54
〈Figure 21〉 PM₂.₅, PM₁₀ mass concentration and backward trajectories... 55
〈Figure 22〉 Contributions of emission sources from 6 November 2020 to 7 November 2020 by region. 56
〈Figure 23〉 Scatter plots of EC versus SO₄²⁻. 57
〈Figure 24〉 PM₂.₅ mass concentration and backward trajectories from... 58
〈Figure 25〉 Contributions of emission sources by case from 12 November 2020... 59
〈Figure 26〉 Time series of PM₂.₅ and particle number size-distribution from... 60