| 氨氮吹脱效率影响因素 |
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| 引用本文： | 黄勇,胡旭跃,吴方同,阳常清,谢守鹏.氨氮吹脱效率影响因素[J].长沙理工大学学报(自然科学版),2009,6(2):88-91. |
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| 作者姓名： | 黄勇 胡旭跃 吴方同 阳常清 谢守鹏 |
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| 作者单位： | 1. 长沙理工大学,水利学院,湖南,长沙,410004
2. 汕头市达濠市政建设有限公司,广东,汕头,515071 |
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| 基金项目： | 湖南省教育厅科研项目 |
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| 摘 要： | 为了研究不同因素对氨氮吹脱效率的影响程度以及最佳工艺运行参数,采用填料为排列规整的聚丙烯阶梯环的吹脱塔进行正交吹脱试验.试验结果表明,氨氮吹脱效率的影响因素顺序为：pH〉气液比〉水力负荷〉氨氮负荷;在水温为27-30℃、气温为25-27℃、进水氨氮负荷为24.46-80.38 kg/m2.m3,pH=11.0、气液比为3 300、水力负荷为2.25 m3/m2.h时,能得到较好的吹脱效果,出水氨氮浓度均低于20 mg/L,氨氮去除率均能达到98%以上.
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| 关 键 词： | 氨氮 吹脱 正交试验 |
Influence factors about ammonia nitrogen stripping efficiency |
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| HUANG Yong,HU Xu-yue,WU Fang-tong,YANG Chang-qing,XIE Shou-peng.Influence factors about ammonia nitrogen stripping efficiency[J].Journal of Changsha University of Science and Technology:Natural Science,2009,6(2):88-91. |
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| Authors: | HUANG Yong HU Xu-yue WU Fang-tong YANG Chang-qing XIE Shou-peng |
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| Institution: | 1.School of Water Conservancy;Changsha University of Science and Technology;Changsha 410004;China;2.Shantou Dahao Municipal Construction Limited Company;Shantou 515071;China |
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| Abstract: | In order to study the influence of the different factor to the removal efficiency of ammonia nitrogen as well as the best craft operational factor,using polypropylene-stage-ring as purging tower fillings,orthogonal experiments were conducted to investigate the influencing factors on the removal efficiency of ammonia nitrogen.The result showed that the sequence of the degree size of effecting on ammonia nitrogen stripping efficiency,one by one in order,was: pH> air/water ratio> hydraulic load>ammonia nitroge... |
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| Keywords: | ammonia nitrogen stripping orthogonal test |
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