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題 名 | 固形物濃度對牛糞廢水厭氧處理之影響=Effects of Total Solid Concentration on Anaerobic Digestion of Dairy Manure Wastewater |
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作 者 | 蕭庭訓; 蘇天明; 陳水財; 蕭宗法; 黃裕益; 程梅萍; 沈韶儀; 蘇天明; 程梅萍; 沈韶儀; 蕭庭訓; 黃裕益; 蕭宗法; 陳水財; | 書刊名 | 畜產研究 |
卷 期 | 49:2 2016.06[民105.06] |
頁 次 | 頁83-90 |
分類號 | 445.463 |
關鍵詞 | 牛糞; 固形物; 厭氧處理; 沼氣; |
語 文 | 中文(Chinese) |
中文摘要 | 本試驗利用5組有效容積為10 L之攪拌式厭氧模型槽,操作條件設定為HRT 10 d,每日分別添加TS含量為0.5% (A1)、1% (A2)、2% (A3)、4% (A4) 及 8% (A5) 之牛糞混合液,進行不同固形物含量牛糞廢水之厭氧處理後水質及 沼氣產量評估。試驗結果顯示 5 組厭氧模型槽出流水之各組去除量亦有相同趨勢,且組間差異顯著 (P < 0.05),但就 去除率而言,若進流 TS、COD、VS 有機負荷太高反而會降低,尤其以 A4、A5 組最為明顯。若厭氧模型槽設定為 HRT 10 d,則建議 A1 及 A2 組可作為參考,該 2 組之進與出流水 COD 濃度平均分別為 8,130 及 15,100 mg/L 與 860 及 1,540 mg/L。5 組之平均沼氣產量隨進流 TS 濃度增加而增加,且組間差異顯著 (P < 0.05),其中以 A5 組平均日產 氣量 11.96 L/d 為最高,以廢水進流 TS 與 VS 濃度評估比沼氣產量及比甲烷產量,則以 A3 組為最佳,同時其沼氣中 也具較高的甲烷含量。 |
英文摘要 | The dairy manure wastewater of TS concentrations varied from 0.5% (A1), 1% (A2), 2% (A3), 4% (A4) to 8% (A5) were feed to the five anaerobic reactors of 10 L working volume to investigate the effects of total solid (TS) concentrations on anaerobic digestion with 10-d HRT. The COD, BOD, TS and VS concentrations of effluents increased with increase organic loading and the same tendencies were also observed for removal amounts, while the removal efficiencies for A4 and A5 were significantly inferior to the other 3 treatments. The results recommended the operation parameters of A1 and A2 for 10-d HRT anaerobic treatment. The average COD concentrations of influent and effluent were 8,130, 15,100 mg/L and 860, 1,540 mg/L of A1 and A2 treatments separately. The averaged biogas production significantly increased with increase TS concentrations of influents. Among the five treatments, the average daily production of A5 was the highest. Considering the feeding/output efficiency, A3 with results of 208 ml/g TS/d and 260 ml/g VS/d specific biogas production and 133 ml/g TS/d and 167 ml/g VS/d specific methane production is recommended. |
本系統中英文摘要資訊取自各篇刊載內容。