The characteristics, transport and control strategies of suspen
「The characteristics, transport and control strategies of suspen」於資料集「EPQSummary_ChemicalSubstanceManagement」由單位「行政院環境保護署」的陳先生所提供,聯繫電話是02-2311-7722#2386,最近更新時間為:2023-07-30 01:01:48。 欄位Project Title的內容是The characteristics, transport and control strategies of suspended particulates in the air basin of southern Taiwan , 欄位Project Subject的內容是Ambient PM10 and PM2.5 were intensively sampled at two sites in the air basin of southern Taiwan during the periods of 14-21October 2003, 2-9 January and 26 Febuary-4 March 2004 respectively. High values of PM2.5/PM10 ratio were observed on the occasions of high PM10 levels. Therefore, to understand the formation mechanism and source apportionments of ambient PM2.5 is a key to develop PM10 control strategies.
According to the backward trajectory calculated from MM5 during high PM2.5 levels, it suggests that air currents should bring air pollutants from western urban areas to the air basin of southern Taiwan and there were relatively weak wind zones which were adverse for diffusion of air pollutants. The accumulation of imported and local generated suspended particulates led to unhealthful air quality in the air basin.
The CMB receptor model was used to estimate source contributions. Major contributors to PM10 were geological material and secondary pollutant species. Pollution sources of PM2.5 tended to be dominated by secondary species, vegetative burning, vehicle exhaust and coal combustion. The contributions of nitrates obviously increased during high measurements of PM10. It is recommended that the stricter control and monitoring programs for NOX and NH3, the precursor of nitrates, should be implemented in western and southern Taiwan especially during the periods of high PM10 levels.
According to the information on enforcement costs and reductions of suspended particulates provided by the local Environmental Protection Bureaus in southern Taiwan, it was observed that the strategies on prevention of PM10 for construction projects demonstrated its unique benefits with higher reductions and lower unit cost. Nevertheless, secondary pollutant species were not reported by the information. Since the major pollutant sources of NOX, the precursor of nitrates, are plants and vehicles, we suggest establishing strategies on reduction of stationary and mobile sources with the concepts of multimedia enforcement and green transportation. , 欄位Project Year的內容是2003 , 欄位Organizer的內容是Department of Air Quality Protection & Noise Control , 欄位Executive Unit的內容是中央大學環境工程學研究所 李崇德, 清華大學原子科學研究所 王竹方, 台北醫學大學醫學系 張怡怡, 中央大學環境工程學研究所 莊銘棟, 台灣大學環境工程學研究所 詹博舜, 清華大學原子科學研究所 張正源, 中央大學環境工程學研究所 李振鎰 , 欄位Reporting download URL的內容是https://epq.epa.gov.tw/ProjectDoc/FileDownload?fid=2736&proj_id=A000000334947&doc_kind=1 , 欄位Publish Date的內容是20040901 。
Project Title
The characteristics, transport and control strategies of suspended particulates in the air basin of southern Taiwan
Project Subject
Ambient PM10 and PM2.5 were intensively sampled at two sites in the air basin of southern Taiwan during the periods of 14-21October 2003, 2-9 January and 26 Febuary-4 March 2004 respectively. High values of PM2.5/PM10 ratio were observed on the occasions of high PM10 levels. Therefore, to understand the formation mechanism and source apportionments of ambient PM2.5 is a key to develop PM10 control strategies. According to the backward trajectory calculated from MM5 during high PM2.5 levels, it suggests that air currents should bring air pollutants from western urban areas to the air basin of southern Taiwan and there were relatively weak wind zones which were adverse for diffusion of air pollutants. The accumulation of imported and local generated suspended particulates led to unhealthful air quality in the air basin. The CMB receptor model was used to estimate source contributions. Major contributors to PM10 were geological material and secondary pollutant species. Pollution sources of PM2.5 tended to be dominated by secondary species, vegetative burning, vehicle exhaust and coal combustion. The contributions of nitrates obviously increased during high measurements of PM10. It is recommended that the stricter control and monitoring programs for NOX and NH3, the precursor of nitrates, should be implemented in western and southern Taiwan especially during the periods of high PM10 levels. According to the information on enforcement costs and reductions of suspended particulates provided by the local Environmental Protection Bureaus in southern Taiwan, it was observed that the strategies on prevention of PM10 for construction projects demonstrated its unique benefits with higher reductions and lower unit cost. Nevertheless, secondary pollutant species were not reported by the information. Since the major pollutant sources of NOX, the precursor of nitrates, are plants and vehicles, we suggest establishing strategies on reduction of stationary and mobile sources with the concepts of multimedia enforcement and green transportation.
Project Year
2003
Organizer
Department of Air Quality Protection & Noise Control
Executive Unit
中央大學環境工程學研究所 李崇德, 清華大學原子科學研究所 王竹方, 台北醫學大學醫學系 張怡怡, 中央大學環境工程學研究所 莊銘棟, 台灣大學環境工程學研究所 詹博舜, 清華大學原子科學研究所 張正源, 中央大學環境工程學研究所 李振鎰
Reporting download URL
https://epq.epa.gov.tw/ProjectDoc/FileDownload?fid=2736&proj_id=A000000334947&doc_kind=1
Publish Date
20040901
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