研究论文
戴全裕,陈源高,郭耀基,皮宇,张珩.凤眼莲对含银废水的净化研究——动态模拟试验[J].环境科学学报,1990,10(3):362-370
凤眼莲对含银废水的净化研究——动态模拟试验
- PURIFICATION OF SILVER-BEARING WASTEWATER FROM A CINEFILM FACTORY BY WATER HYACINTH
- 摘要:动态模拟试验结果表明,凤眼莲对含银废水具有很强的净化能力.当污水停留时间为24—48h时,银的净化率达98.6%以上,BOD5为91.0%,CODCr为44.6%,浊度为91.1%,总磷(TP)为53.9%,NH4+-N为40.4%,NO2--N为92.9%,NO3--N为37.6%,PO43-为56.8%.它与同期运行的活性污泥法相比较,效果要好.
- Abstract:The results of a simulation experiment on the purification of silver-bearing wastewater from a cinefilm factory in Wuxi using water hyacinth (Eichhornia crassipes) indicated that with a detention time of 24 to 48 hours, the purification rates were 98.6%, 91.0%, 44.0%,91.1%, 53.9%, 40.4%, 92.9%, 37.6% and 56.8% for Ag, BOD5, COD, SS, TP, NH4-N, NO2-N, NO3-N and PO43-respectively.
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