頁籤選單縮合
題 名 | 緩衝劑對厭氧產氫機制之研究=A Study on Mechanisms of Buffer Dosage on Anaerobic Hydrogen Production |
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作 者 | 鄭皆達; 謝馥揚; 林秋裕; | 書刊名 | 水土保持學報 |
卷 期 | 36:1 2004.03[民93.03] |
頁 次 | 頁1-17 |
分類號 | 445.463 |
關鍵詞 | 緩衝劑; 厭氧微生物; Buffer dosage; Anaerobic hydrogen production; |
語 文 | 中文(Chinese) |
中文摘要 | 氫在燃燒後不會產生CO₂,每單位的重量產生放出之熱能為石油的三倍,因此這是一項極為可以探索的領域。本研究主要針對培養厭氧微生物產氫一系列緩衝劑探討。 在污泥的選取方面,則是採用黎明污水廠的終沉污泥。然後利用血清瓶試驗方法對緩衝劑及其劑量做一系列之研究,結果顯示磷酸系緩衝劑效果較碳酸系緩衝劑為佳。以磷酸系的緩衝劑較碳酸系的緩衝劑能得到更高的產氣量和產氫量。磷酸系的緩衝劑較能有效地控制pH,其變化幅度也較磷酸系緩衝劑小。本實驗中,揮發酸以乙酸為主,約佔總揮發酸的50%左右,應是因生物菌種作用之因素。將來可藉由數學方法推估其代謝途徑。並藉由實驗設計法在對於各種不同的環境因子加以探討。 |
英文摘要 | The burning of hydrogen can't produce the CO₂ but can let out very high themal energy per-unit weight. Therefore, it is an environmentally friendly way of energy production. This study investigated the mechanisms of buffer dosage on anaerobic hydrogen production. The sludge of sedimentation tank in Liming sewage farm was selected for this study. A series of studies on different buffers and doses by the blood-serum-bottle method was conducted. The results showed that phosphoric acid set buffer was better than the carbonic acid set buffer in obtaining more air and hydrogen output. The phosphoric acid set buffer had better control of the pH value, as well as less liability than the carbonic acid set buffer. In this experiment, the acetic acid was the major component (~50%) of the total volatile acid, possibly because of the biochemistry environment or organism we used. In the future, the mathematical methods can be used to investigate metabolism pathways. Experimental methods can also be designed to evaluate the effects of different environmental factors. |
本系統中英文摘要資訊取自各篇刊載內容。