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1)  aerated nitrification
曝气硝化
1.
Based on the former treatment system,aerated nitrification tank,sludge thickening tank,sludge return system were added in reconstruction project.
改造工程在充分利用原有构筑物的基础上,增加了曝气硝化池、污泥浓缩池和污泥回流系统,改造后出水水质达到《污水综合排放标准》(GB 8978—1996)新改扩一级标准。
2)  aeration oxidation
曝气氧化
1.
Based on the analysis of existing problems such as incomplete translation of ferrous iron,difficult separation of Fe(OH)3 sediment in the original acid cleaning wastewater treatment process of a machine factory,a modified process of oil separation/aeration oxidation/filter pressing separation was put forward.
对机械厂原酸洗废水处理工艺存在的亚铁转化不彻底和Fe(OH)3沉渣分离困难等问题进行了分析,提出了隔油/曝气氧化/压滤分离的改进工艺。
2.
After the separate pretreatment,the wastewaters from alkaline wash,pickling and degreasing process in a thermal galvanised steel plate industry are mixed together and further treated using a combined process of aeration oxidation/sedimentation/biofilter.
某热镀锌钢板企业对车间排放的碱洗、酸洗和脱脂水进行分质处理后,采用曝气氧化/沉淀/生物滤池工艺对综合废水进行处理,控制pH值为8。
3)  oxidation and aeration
氧化曝气
4)  biochemical aeration
生化曝气
1.
The oil-bearing wastewater treatment process are described,which includes the oil separation-floatation-2-level biochemical aeration,and its running status in a refining plant.
采用隔油—浮选—生化曝气的二级处理工艺处理某炼油废水。
5)  post-denitrification biological aerated filter
后置反硝化曝气生物滤池
6)  biochemical aeration tank
生化曝气池
补充资料:变量曝气法
分子式:
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性质:又称变量曝气(法)。是废水活性污泥法的一种改良型。为适应曝气池进水口至出水口之间混合液中有机负荷不同的需要,对曝气池的不同部分供给不同空气量,入口处供给空气量较多,出口附近则较少,使得空气量与混合液的需氧量大致成正比。此法可节省供氧量,不需设置初次沉淀池。

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