https://scholars.lib.ntu.edu.tw/handle/123456789/114499
標題: | APPLICATION OF CHEMICAL MASS BALANCE TO THE MAILIAO AEROSOLS 以化學質量平衡法建立麥寮地區粒狀空氣污染物之受體模式 |
作者: | 魏致中 陳宛青 李芝珊 王秋森 WEI, CHIH-CHUNG CHEN, WAN-CHING LI, CHIH-SHAN WANG, CHIU-SEN |
關鍵字: | 化學質量平衡法;受體模式;衝擊器;農作物燃燒;X 射線螢光分析儀;大氣氣膠;CHEMICAL MASS BALANCE;RECEPTOR MODEL;IMPACTOR;FIELD BURNING;X-RAY FLUORESCENCE;ATMOSPHERIC AE | 公開日期: | 1993 | 起(迄)頁: | - | 來源出版物: | NSC82-0421-B-002-294Z | 摘要: | A preliminary receptor model was formulated using chemical mass balances for airborne particles in the Mailiao area, where a petrochemical complex is being constructed. Samples of ambient aerosols at Mailiao, and Dacheng, as well as particles generated by combustion of rice straw, corn stalk, and sugar cane leaves, were obtained by cascade impactors. Particle samples were analyzed by the X-ray fluorescence method for 20 elements. Calculations were made with the CMB 7 software. The results of calculations for coarse particle fractions (2.5-10 μm in aerodynamic diameter) show that the particles were mainly contributed by marine aerosol (mass contribution percentage in the range of 12-40﹪) paved road dust (20-25﹪), coal-fired power plant (5-28﹪), and field burning(9-20﹪).本研究主要目的乃建立麥寮地區微粒源組成資料庫並利用化學質量平衡法估計微粒源對空氣污染物之貢獻量,作為粒狀污染物受體模式的背景值,對於未來在此設置的石化工業區對當地居民之健康影響評估及污染控制因應對策應有所幫助。受體之懸浮微粒採樣於民國81年11月5 日至7 日在彰化縣大城國中、雲林縣臺西衛生所及麥寮衛生所使用微孔均勻沉積衝擊器 (MOUDI )進行,並同時作稻草、玉米莖葉及甘蔗葉燃燒微粒源之採樣。分析部分是以 X 射線螢光分析儀進行二十種元素分析。 以CMB7軟體將粗粒徑樣本進行計算而得之主要微粒源及其可解釋之質量濃度百分比為:海水噴沫 (12 -40﹪)、農田燃燒(9-20﹪)、已舖設柏油道路塵土( 20-25﹪)、燃煤電廠(5- 28﹪)。 |
URI: | http://ntur.lib.ntu.edu.tw//handle/246246/81712 |
顯示於: | 環境與職業健康科學研究所 |
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