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1)  chemically enhanced phosphorus removal
化学强化一级除磷
2)  chemical enhanced phosphorus precipitation
化学强化除磷
1.
The chemical enhanced phosphorus precipitation and the influence of chemical dosing ratios on TP removal efficiency in biological aerated filters were studied on the basis of three parallelly-running bioreactors which was dosed with FeCl3,AlCl3 or without any chemical agent respectively.
利用3个同步运行的模型反应器对比研究了投加铁盐(FeCl3)和铝盐(AlCl3)对曝气生物滤池的化学强化除磷效能,并对比分析了化学强化除磷对曝气生物滤池有机物、浊度和氨氮去除效能的影响情况。
3)  enhanced phosphorus removal
强化除磷
4)  chemically enhanced primary treatment(CEPT)
一级化学强化
5)  chemical enhancing the phosphorus removal of biological process
化学强化生物除磷
6)  chemical phosphorus removal
化学除磷
1.
The chemical phosphorus removal for anaerobic rich phosphate supernatant of municipal sewage treated by MB(A2/O) reactor was studied;and its mechanism and character of the process were analyzed.
研究了MB(A2/O)反应器处理城市污水厌氧富磷上清液的化学除磷,并分析了过程机理及特性。
2.
Therefore, a productive experiment of chemical phosphorus removal by add.
65mg/L,但出水TP仍无法达标,为此开展了向曝气池投加亚铁盐进行化学除磷的生产性试验。
3.
The process of biological nitrogen removal and supplemental chemical phosphorus removal can be used to treat municipal wastewater with low carbon and high nitrogen and phosphorus to satisfy the discharge standards for both nitrogen and phosphorus.
对于低碳、高氮磷的城市污水,可采用生物脱氮并辅助化学除磷的工艺进行处理,以使氮、磷同时达到排放标准。
补充资料:Phostrip生物-化学沉淀除磷法
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性质:是一种生物法和化学法共同起作用的除磷方法。它在常规的好氧活性污泥工艺中,增设了厌氧放磷池和化学沉淀池。该工艺的主流部分为常规的活性污泥曝气池,回流污泥的一部分旁流入一个厌氧池,污泥在厌氧池中通常停留8~12h,积磷细菌可吸引发酵产物而放磷,也可因菌体自溶而放磷。脱磷后的污泥回流入曝气池以继续吸磷,富含磷的上清液进入化学沉淀池,用石灰处理使溶磷变成不溶性的磷酸钙沉淀,然后从系统内弃去。

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