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1)  sand filter
砂滤池
1.
Pilot scale study of permanganate composite chemical preoxidation and granular activated carbon-sand filter technique for treating eutrophic raw water;
高锰酸盐预氧化与活性炭—砂滤池联用处理富营养化水体中试研究
2.
In the paper,through the experimental study on the system of O3-BAC,we discover that sand filter has the stronger biological effect.
文章通过“臭氧-生物活性炭”中试研究发现,由于预臭氧的充氧和跌水作用,砂滤池有着很强的生物作用,对氨氮,亚硝酸盐氮和有机物有着良好的去除效果。
3.
The amount and size distribution of particles in the effluent from a sand filter or from activated carbon filtration in a drinking water treatment plant were investigated.
结合水厂实际水处理工艺及活性炭深度处理装置,试验研究砂滤池和活性炭滤柱出水中颗粒物数量变化及粒径分布规律。
2)  scraping of a filter
滤池刮砂
3)  carbon and sand filter
炭砂滤池
1.
Using Pearl River source water as raw water,the contaminant removal effect of carbon and sand filter after the biological aerated filter(BAF)pretreatment process was investigated.
以珠江广州段源水为处理对象,考察了曝气生物滤池(BAF)预处理工艺后炭砂滤池的除污效果。
4)  sand filter
砂滤器,砂滤池
5)  biological sand filter
生物砂滤池
1.
The removal efficiency of NH_4~+-N in effluent of wastewater treatment plant by biological sand filter;
生物砂滤池对城市二级出水中氨氮的去除效果研究
2.
Taking water of Pearl River as water source, the removal of CODMn, NH3-N and NO2--N, turbidity by biological sand filter was studied.
当在常规工艺前加生物预处理并取消预加氯时,砂滤池就成为生物砂滤池
3.
Based on operational characteristics of the biological sand filter,the natural biofilm formation and inoculated biofilm formation methods were compared through experiment.
根据生物砂滤池的运行特点,通过试验对自然挂膜和接种挂膜两种不同挂膜方法下,各滤柱中的生物量和生物活性,对CODMn、NH4+-N和UV254的去除效果以及运行周期进行了分析研究。
6)  quartz sand pool
石英砂滤池
补充资料:多层滤料滤池
分子式:
CAS号:

性质:一种下流式重力深床滤池。一般采用3种滤料,上层为无烟煤(粒径1~2mm),中层为砂(粒径0.4~0.8mm),底层为石榴石(粒径<0.5mm)。过滤速度为10m/h,反冲强度为48~72m/h。在对生物处理后的出水进行过滤时,需采取某种形式的辅助冲洗措施。

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