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1)  simulation of ammonia wastewater
模拟氨氮废水
2)  NH3-N Wastewater
氨氮废水
1.
Nano TiO2/attapulgite have been prepared for photocatalyst treatment NH3-N wastewater.
制备复合纳米TiO2/凹凸棒土为光催化剂,处理氨氮废水;研究了光催化剂制备的方法与制备条件。
2.
Based on the experiment of dealing with middle-low concentrated NH3-N wastewater by blow-off method,the result shows that with the test facilities.
采用吹脱工艺对中低浓度氨氮废水进行处理试验,研究结果表明,在试验设备条件下,吹脱最佳的pH值11,吹脱温度宜采用常温,汽液比可根据去除效率的要求合理选择,在理想状态下,吹脱效率将超过90%。
3)  ammonium-nitrogen wastewater
氨氮废水
1.
Research process on the denitrogenation of highly concentrated ammonium-nitrogen wastewater;
高浓度氨氮废水脱氮技术研究进展
2.
Present situation and development of the treatment of highly concentrated ammonium-nitrogen wastewater;
高浓度氨氮废水的处理现状与发展
4)  ammonia nitrogen wastewater
氨氮废水
1.
Treatment of metal-ammonia complex ion-containing high concentration ammonia nitrogen wastewater;
含金属氨络合离子的高浓度氨氮废水处理
2.
Technology Study and Exploration of Industrial Application on Treating the High Strength Ammonia Nitrogen Wastewater of Coke Plant by Chemical Precipitation Method;
化学沉淀法处理焦化高浓度氨氮废水技术与工业应用探讨
5)  wastewater containing ammonia nitrogen
氨氮废水
1.
Study on immobilized microorganism technology to treat wastewater containing ammonia nitrogen;
固定化微生物法处理含氨氮废水
2.
Experimental investigation of processing conditions for treatment wastewater containing ammonia nitrogen with ultrasonic stripping;
超声吹脱处理氨氮废水工艺条件的试验研究
3.
The technical conditions of disposal of wastewater containing ammonia nitrogen are studied by the chemical depositing method.
本文通过试验研究了化学沉淀法处理含氨氮废水的工艺条件,介绍了废水处理过程中遇到的问题以及解决办法,为化学沉淀法处理氨氮废水提供了基础研究资料。
6)  ammonia wastewater
氨氮废水
1.
With a simulated high-strength ammonia wastewater,the influence factors of the ammonia-nitrogen removal effect of MAP reactor are investigated.
12H2O为沉淀剂,模拟高质量浓度氨氮废水,对影响该装置运行效果的因素进行了研究,为后续的工业应用提供参考。
2.
Magnesium ammonium phosphate (MAP) precipitation method,extensively applied in treating ammonia wastewater of iron and steelmaking, oil refining, fertilizer, chemical industry, ferroalloy glass,fabricate, meat process, feed production and so on, has been developedrapidly.
磷酸铵镁(MAP)化学沉淀法在处理钢铁、炼油、化肥、无机化工、铁合金、玻璃制造、肉类加工和饲料生产等工业产生的高浓度氨氮废水研究中取得了较大进展,具有反应速度快、所需时间短、生成的沉淀可以作为复合肥而利用等特点,但也暴露了一些缺陷,如沉淀剂的用量大、成本高,需要消耗大量碱对废水的pH进行调整,沉淀产物出路有限,出水难以达标等。
3.
With the development of industry and agriculture, the discharge of ammoniaincreased greatly, ammonia wastewater became one of the main pollutants that woulddo harm to humans, animals and break nature balance.
随着工农业生产的发展,含氨废水的排放量急剧增加,对人、畜及生态平衡造成严重危害,因此有效去除氨氮废水成为现代环保的一项重大课题。
补充资料:废水脱氮
分子式:
CAS号:

性质:为防止水体富营养化而对废水进行脱氮处理的过程。一般分为物理化学法和生物脱氮法两种。物理化学法脱氮包括折点氯化法、空气气提或蒸汽汽提法、选择性离子交换法。实践中多采用硝化-反硝化作用的生物脱氮法,即先在好氧条件下利用废水中硝化细菌将氮化合物氧化为硝酸盐(硝化阶段),然后在缺氧条件下(溶解氧小于0.5mg/L),利用废水中反硝化细菌将硝酸盐还原成气态氮及其他最终气体产物并释放到大气中(反硝化阶段)。

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