广东化工
廣東化工
엄동화공
GUANGDONG CHEMICAL INDUSTRY
2011年
11期
81-83
,共3页
臭氧%活性炭%甲基红废水%脱色
臭氧%活性炭%甲基紅廢水%脫色
취양%활성탄%갑기홍폐수%탈색
ozone%activated carbon%methyl red wastewater%decolorization
文章采用臭氧/活性炭组合工艺对甲基红印染废水进行降解试验,考察了甲基红废水的pH、活性炭投加量、温度和臭氧流量等参数对印染废水色度和CODCr去除率的影响,确定了臭氧/活性炭组合工艺降解甲基红印染废水的最佳工艺条件。结果表明,在pH为3.5,温度为25℃,活性炭投加量为120 mg/L,臭氧流量为0.83 L/min,初始浓度为10 mg/L的条件下降解10 min,臭氧/活性炭组合工艺对甲基红废水的脱色率达到97.4%,CODCr去除率达到85.2%。该组合工艺能有效地去除印染废水的色度和CODCr,使出水水质达到处理标准。
文章採用臭氧/活性炭組閤工藝對甲基紅印染廢水進行降解試驗,攷察瞭甲基紅廢水的pH、活性炭投加量、溫度和臭氧流量等參數對印染廢水色度和CODCr去除率的影響,確定瞭臭氧/活性炭組閤工藝降解甲基紅印染廢水的最佳工藝條件。結果錶明,在pH為3.5,溫度為25℃,活性炭投加量為120 mg/L,臭氧流量為0.83 L/min,初始濃度為10 mg/L的條件下降解10 min,臭氧/活性炭組閤工藝對甲基紅廢水的脫色率達到97.4%,CODCr去除率達到85.2%。該組閤工藝能有效地去除印染廢水的色度和CODCr,使齣水水質達到處理標準。
문장채용취양/활성탄조합공예대갑기홍인염폐수진행강해시험,고찰료갑기홍폐수적pH、활성탄투가량、온도화취양류량등삼수대인염폐수색도화CODCr거제솔적영향,학정료취양/활성탄조합공예강해갑기홍인염폐수적최가공예조건。결과표명,재pH위3.5,온도위25℃,활성탄투가량위120 mg/L,취양류량위0.83 L/min,초시농도위10 mg/L적조건하강해10 min,취양/활성탄조합공예대갑기홍폐수적탈색솔체도97.4%,CODCr거제솔체도85.2%。해조합공예능유효지거제인염폐수적색도화CODCr,사출수수질체도처리표준。
The treatment of methyl red dyeing wastewater by the combination process of ozone pre-oxidation and conventional process was investigated in the paper.The degradation factors such as pH,the dosage of activated carbon,temperature and the flow rate of ozone were optimized according to the rates of color removal and the CODCr removal.The results indicated that under the condition of the temperature of 25 ℃,pH of 3.5,the dosage of activated carbon of 120 mg/L,the ozone flow rate of 0.83 L/min,the color removal rate reached 97.4 %,the CODCr removal rate reached 85.2 % after degradation time was 10 min.The combination process could remove effectively color and CODCr and make the treated water quality reach standard.
