FOP-EGSB-MBR组合工艺处理2-萘酚生产废水
Treatment of 2-naphthol wastewater by FOP-EGSB-MBR combined processes
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摘要: 2-萘酚生产废水具有COD高、BOD/COD值低和生物毒性高的特点,采用FOP-EGSB-MBR组合工艺对其模拟废水进行处理工艺的研究。结果表明:废水经Fenton氧化处理后,可将出水BOD/COD值从0.01提高至0.67;再经过厌氧和好氧处理后,出水COD为100 mg/L以下;该组合工艺总的COD去除率可达99%,且运行性能稳定,效果可靠。
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关键词:
- 2-萘酚废水 /
- Fenton氧化法(FOP) /
- 厌氧颗粒污泥膨胀床(EGSB) /
- 好氧膜生物反应器(MBR)
Abstract: According to the characteristics of 2-naphthol wastewater, such as high COD concentration, low BOD/COD and biological toxicity, the treatment of a simulated 2-naphthol wastewater was studied by a process combined with Fenton oxidation, EGSB and MBR. The results showed that the ratio of BOD/COD increased from 0.01 to 0.67 after Fenton oxidation; and the ultimate COD value in the effluent after EGSB and MBR treatment was below 100 mg/L. The total COD removal rate reached 99% by the combined processes. -
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