低温蒸发联合臭氧催化氧化处理精细化工污水
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吴佩熹,肖知,王潇,王乃琳,刘家节
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Treatment of fine chemical wastewater by low-temperature evaporation combined with ozone-catalyzed oxidation
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Peixi Wu,Zhi Xiao,Xiao Wang,Nailin Wang,Jiajie Liu
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表4 臭氧氧化和臭氧催化氧化的深度处理效果对比
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| 臭氧投加质量浓度/（mg·L-1） | 氧化方式 | 处理效果 | | COD/（mg·L-1） | | 浊度/（mg·L-1） | | 色度/度 | | 40 ℃ | 50 ℃ | 60 ℃ | 40 ℃ | 50 ℃ | 60 ℃ | 40 ℃ | 50 ℃ | 60 ℃ | | 300 | 臭氧氧化 | 79.0 | 107.0 | 766.0 | | 20.0 | 26.0 | 30.0 | | 20.0 | 35.0 | 35.0 | | 臭氧催化氧化 | 31.5 | 43.3 | 735.3 | 0 | 0 | 12.0 | 0 | 0 | 0 | | 400 | 臭氧氧化 | 65.0 | 83.0 | 755.0 | | 0 | 0 | 15.0 | | 0 | 0 | 0 | | 臭氧催化氧化 | 26.9 | 29.3 | 693.1 | 0 | 0 | 0 | 0 | 0 | 0 | | 500 | 臭氧氧化 | — | 72.0 | 734.0 | | — | 0 | 0 | | — | 0 | 0 | | 臭氧催化氧化 | — | 28.2 | 710.2 | — | 0 | 0 | — | 0 | 0 | | 600 | 臭氧氧化 | — | 66.0 | 728.0 | | — | 0 | 0 | | — | 0 | 0 | | 臭氧催化氧化 | — | 27.5 | 709.5 | — | 0 | 0 | — | 0 | 0 |
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