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頁籤選單縮合
題 名 | 利用微藻處理燃油集塵灰廢液之重金屬=Using Microalgae to Treat Heavy Metal of the Fuel Ash Solution |
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作 者 | 劉清標; 林培嗥; | 書刊名 | 中華科技大學學報 |
卷 期 | 60 2014.10[民103.10] |
頁 次 | 頁51-62 |
分類號 | 400.15 |
關鍵詞 | 集塵灰廢液; 微藻; 螺旋藻; 重金屬; Flue dust cleaning liquid; Microalgae; Spirulina; Heavy metal; |
語 文 | 中文(Chinese) |
中文摘要 | 利用螺旋藻及小球藻等處理火力發電廠之燃油集塵灰洗淨液中重金屬之探討,並分析溶液含硫酸氨、釩、鎳、鋅、鐵等成分。結果顯示藻培養條件對於微藻生長會有影響,最適生長條件為光照強度 7000 lux、溫度 28℃,培養七天後微藻濃度為 1.4 g/L。探討燃油集塵灰處理廢液對各微藻之影響,針對水樣六種之重金屬分析試驗,其中鐵及釩濃度相當低,只有鎳濃度較高,約500 ppm左右,其他金屬少量存在。由數據顯示整體藻吸附效果差異不大,其中以螺旋藻表現較佳,且有較高之耐受性。因廢液偏酸,且有較高濃度之鎳含量,會抑制所有藻株生長,因此須先調整pH值至8.0。實驗發現螺旋藻株在全廢液下可生長良好,反而是稀釋時,藻體會有斷裂情形發生,此現象對處理廢液時相當有利,利用微藻處理同時可解決廢液排放重金屬等問題。 |
英文摘要 | The aim is to study the treatment for fuel power plant flue dust of heavy metals in the solution by using "Spirulina and Chlorella" sp., and analyze the contents of solution, such as ammonium sulfate, vanadium, nickel, zinc, iron etc. From the results, it is shown that the culture conditions have influence of microalgae for optimum growth. The optimum conditions for growth are light intensity for 7000 lux and optimum temperature for 28℃. Then, the biomass is 1.4 g/L after culturing for 7 days. To investigate the fuel flue dust treatment of waste solution for each microalgae, and heavy metals in six types of solution were analyzed. As a result, the concentration for iron and vanadium was very low, only nickel had higher concentration about 500 ppm. Other metals were lower concentration. There was no significance for overall algae based on adsorption data. “Spirulina" performed better and had higher tolerance for these metals. Due to the waste solution is more acidic and higher concentration for nickel which will inhibit the growth of all strains of algae, so the solution must be adjusted the pH to 8.0 in the initial time. Based on experiment, the “Spirulina" can grow well in waste solution. However, algae was fractured in diluted solution. This phenomenon is quite favorable for treating the waste solution. Hence, the use of microalgae treatment is solved the solutions and heavy metals simultaneously. |
本系統中英文摘要資訊取自各篇刊載內容。