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污泥有機(jī)負(fù)荷對(duì)TP去除的影響

時(shí)間:2022-11-13 01:48:04 環(huán)境保護(hù)論文 我要投稿
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污泥有機(jī)負(fù)荷對(duì)TP去除的影響

  污泥負(fù)荷是指單位質(zhì)量的活性污泥,在單位時(shí)間內(nèi)所能承受的污染物的量。下面是小編收集整理的污泥有機(jī)負(fù)荷對(duì)TP去除的影響,希望大家喜歡。

  摘要: 通過改變?nèi)斯ず铣晌鬯臐舛、流量和污泥濃度,探討有機(jī)污泥負(fù)荷對(duì)無回流間隙曝氣系統(tǒng)(Non-Backflow Intermittent Aeration System,縮寫為NBIAS)脫氮除磷和有機(jī)物去除效果的影響。試驗(yàn)表明,在通過改變進(jìn)水流量或濃度而引起污泥負(fù)荷變化的條件下,當(dāng)進(jìn)水CODcr為300~400 mg/L,流量為0.5 L/h,污泥濃度為2.0 g/L(對(duì)應(yīng)污泥負(fù)荷為0.3 g CODcr/(g MLSS*d))左右時(shí),系統(tǒng)去除有機(jī)物、氮、磷總體效果最佳。

  Abstract: The effect of organic sludge loading on the removal of nitrogen, phosphorus and organic matter in NBIAS was discussed by changing the concentration and flow rate of the synthetic wastewater and the MLSS. The tests showed that under the operation conditions, the system gains the most optimal efficiency of the CODcr, nitrogen and phosphorus removal. The operation conditions are: the influent CODcr——300~400 mg/L, flow rate——0.5 L/h, sludge concentration 2.0 g/L (organic sludge loading 0.3 g CODcr/(g MLSS*d)).

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