查詢結果分析
相關文獻
- 火力發電廠煙氣排放與區域性酸沈降關係研究
- 火力發電廠煙氣排放與區域性酸沈降關係研究
- 火力電廠空污排放對細懸浮微粒(PM2.5)之影響與因應對策研究
- 臺電公司火力電廠排放對空氣品質之預測影響
- 火力電廠氮氧化物( NO[febb]) 之控制技術
- 火力電廠鍋爐控制系統之負載需求控制
- Development and Application of U.S. EPA's Models-3: An Integrated "One-Atmosphere" Third-Generation Air Quality Modeling System
- 火力電廠空氣污染防治及工業減廢
- 空氣品質模式發展的困境與突破
- 火力電廠廠內用電節約對策之研究
頁籤選單縮合
題 名 | 火力發電廠煙氣排放與區域性酸沈降關係研究=Studies on the Relationship between Emissions of Power Plant and Regional Acid Deposition |
---|---|
作 者 | 陳錫金; 黃宗正; 李正綱; 鄭福田; 張時禹; 張艮輝; 林沛練; 劉遵賢; 盛揚帆; 蔡雅鈴; | 書刊名 | 台電工程月刊 |
卷 期 | 598 1998.06[民87.06] |
頁 次 | 頁82-96 |
分類號 | 445.63 |
關鍵詞 | 火力電廠; 空氣品質模式; 酸沈降; Coal-fired thermal power plant; Air quality modeling system; Acid deposition; |
語 文 | 中文(Chinese) |
中文摘要 | 臺電火力電廠為臺灣地區重要的污染物排放源,其硫氧化物總排放量佔臺灣地區 的 39% ∼ 47%,氮氧化物則佔 8% ∼ 17%。 這些污染物排放至大氣中後,對臺灣地區酸沈 降的影響,以及長程傳輸至其他區域的現象,皆值得深入探討。 為探討上述現象,本研究選擇了三個個案進行模擬,分別為東北季風個案,夏季陣雨個案, 以及秋季鋒面個案;三種個案又分別針對三種排放條件案例進行酸沈降事件的模擬,分別是 臺電自行推估的火力電廠排放案例,中鼎公司推估的火力電廠排放條件案例,以及臺電零排 放條件案例。 研究的結果顯示,在三個個案比較方面,臺電排放對臺灣地區硫的酸沈降的影響以秋季鋒面 最大( 22% ),夏季陣雨最低( 11% ), 而東北季風個案介於其間( 13% ),臺電對氮 化物酸沈降的影響較硫的酸沈降小,僅 2 ∼ 4%。臺電排放全減對臺灣地區酸沈降改善的效 益以秋季鋒面最高,東北季風次之,而夏季陣雨最低;一般而言,對總硫沈降的效益約介於 27 ∼ 55%,總氮化物則介於 18 ∼ 47% 之間。 |
英文摘要 | Taipower's coal-fired thermal power plants contribute about 39%-47% of the total SOx emission, and about 8%-17% of the total Nox emission in Taiwan area. The effect of these pollutants on the acid deposition in Taiwan, as well as the phenomenon of long range transport to other areas are both worth studying. To access the phenomenon described above, 3 episodes in 1993 were selected for modeling; they were (1) north-easterly monsoon episode, (2) local generated summer shower episode, and (3)autumn front precipitation system episode. A further use of 3 different emission databases in the simulation was adopted to help evaluating the role of Taipower's emission and it's emission control effectiveness in acid deposition phenomenon. The three databases differed from each other in the emission amount of Taipower's coal-fired power plants the first one used the values monitored and calculated by Taipower; the second one use the estimation from CTCI corporation; and the last one assumed the emission to be zero. The results showed that the effect of Taipower's power plant emission on the acid deposition in Taiwan area varies among 3 episodes. For total S deposition, Taipower's contribution was highest in episode 3 (22%), lowest in episode 2 (11%), while episode 1 was in between (13%). For total N deposition, Taipower's contribution was between 2-4%, less important than for total S deposition. From the simulation using zero power plant emission database, we found that the highest effectiveness of emission control in reducing the deposition amount occurred in episode 3, episode 1 the next, and episode 2 the lowest. Generally speaking, the control effectiveness of Taipower's power plant emission was between 27-55% for total S deposition, and 18-47% for total N deposition. |
本系統中英文摘要資訊取自各篇刊載內容。