| 混凝-SBR法共基质条件处理还原段DSD酸生产废水的研究 |
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| 引用本文： | 严媛嫒,孙力平,冯雷雨.混凝-SBR法共基质条件处理还原段DSD酸生产废水的研究[J].工业用水与废水,2009,40(1). |
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| 作者姓名： | 严媛嫒 孙力平 冯雷雨 |
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| 作者单位： | 1. 同济大学,污染控制与资源化研究国家重点实验室,上海,200092
2. 天津城市建设学院,环境与市政工程系,天津,300384 |
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| 基金项目： | 天津市科技攻关计划重点项目 |
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| 摘 要： | 对还原段DSD酸生产废水的处理进行试验研究,提出了混凝-SBR的处理工艺,并确定了相关的最佳运行参数,即混凝阶段硫酸铝投加量为100mg/L,聚丙烯酰胺投加量为10mg/L;SBR反应器中共基质葡萄糖投加量为40mg/L,水力停留时间为6h,pH值为7。还原段DSD生产废水通过混凝沉淀,大大降低了后续生化处理负荷。并在生化阶段,利用共基质原理有效地提高了该废水的可生化性。在最佳试验条件下,在进水COD、NH3-N的质量浓度分别为620、125mg/L,色度为200倍时,COD、NH3-N、色度的去除率分别为84.8%、91.5%和90%。
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| 关 键 词： | 混凝 共基质代谢 还原段DSD酸生产废水 脱氢酶活性 废水处理 |
Treatment of wastewater from deoxidation section of DSD acid production by coagulation-SBR process under cosubstrate condition |
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| YAN Yuan-yuan,SUN Li-ping,FENG Lei-yu.Treatment of wastewater from deoxidation section of DSD acid production by coagulation-SBR process under cosubstrate condition[J].Industrial Water & Wastewater,2009,40(1). |
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| Authors: | YAN Yuan-yuan SUN Li-ping FENG Lei-yu |
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| Affiliation: | 1. State Key Laboratory of Pollution Control and Resources Reuse;Tongji University;Shanghai 200092;China;2. Department of Environmental and Municipal Engineering;Tianjin Institute of Urban Construction;Tianjin 300384;China |
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| Abstract: | Based on the experimental research on the treatment of wastewater from deoxidation section of DSD acid production, coagulation -SBR process was proposed and the related optimal operation parameters were determined as follows: the dosage of aluminum sulfate, Polyacrylamide during the coagulation section were 100 mg / L and 10 mg / L respectively, the dosage of glucose used as cosubstrate in SBR reactor was 40 mg / L, the HRT was 6 h, the pH value was 7. Coagulation treatment of wastewater from deoxidation se... |
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| Keywords: | coagulation cosubstrate metabolism wastewater from deoxidation section of DSD acid production dehydrogenase activity wastewater treatment |
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