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題 名 | Dry Deposition of Polycyclic Aromatic Hydrocarbons (PAHs) in Taiwan=臺灣地區空氣污染物多環芳香烴化合物(PAHs)之研究 |
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作 者 | 方國權; 張鎮南; 張冠甫; 楊定國; | 書刊名 | 弘光學報 |
卷 期 | 30 1997.10[民86.10] |
頁 次 | 頁39-48 |
分類號 | 445.63 |
關鍵詞 | 多環芳香烴化合物; 乾沉降; 半揮發性有機物; 微粒; PAH; Dry deposition; SOC; Particle; |
語 文 | 英文(English) |
中文摘要 | 本篇論文總括了臺灣地區多環碳氫化合物研究之結果並與世界其他地區之數值比較。由結果發現,臺灣地區總多環碳氫化合物之平均乾沉降通量為622,529及575ug/m��/day比Great Lake,Siskiwit Lake及Chesapeake Bay都高出許多但卻和同樣是都市的Chicago市差不多。臺灣地區交通污染源中的PAH組成比例在臺中、臺南及屏東分別為7275, 839及2450 ug/g,結果顯示臺中地區的PAH 組成比例高於其它兩地,其主要原因為臺中地區的採樣點是設置在靠近高速公路的交流道附近,在上下班的交通尖峰時期車輛排氣所造成。而造成屏東地區PAH組成比例次高的原因為屏東地區的採樣點位於林園工業區的下風處,由於工廠排放造成了較高的值。另外臺灣地區鄉村中PAH的組成比例在臺中、臺南及屏東分別為523,645及531 ug/g,其中並沒有太大的差異。臺灣地區的大氣污染物(PAHs)大多附著於小於2.5um的微粒上,造成嚴重潛在的健康風險。 |
英文摘要 | This paper was to summarize all the PAHs results studied in Taiwan and then compared them with those of the other areas data obtinaed in th eworld. For total-PAHs, the averaged dry deposition flux of total-PAHs were 622, 529 and 575 ug/m��/day in Taiwan was much higher than that in Great Lake, Siskiwit Lake and Chesapeake Bay and was the same as that of Chicago. For the traffic sampling site the total PAH composition were 7275, 839 and 2450 g/g for Taichung, Tainan and Ping Tung, respectively. Taichung traffic sampling site had the largest total-PAH composition than other two sampling site. The reason is the sampling site was located in the National Freeway Interchange and had more cars than other two samplingsites during the sampling time in the business time than that in Tainan and Ping Tung. As for rural sampling sites, the total-PAH composition were 523, 645 and 531 g/g for Taichung, Tainan and Ping Tung, separately-There were no significant difference for PAHs in the rural site of Taiwan. Atmosphere pollutants like PAHs in Taiwan were most associated with fine particles ( < 2.5 um) in other words, which are strongly related to a potential health risk. |
本系統中英文摘要資訊取自各篇刊載內容。