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生物接触氧化过滤处理生活污水的试验研究
Treatment of domestic wastewater by bio-contact oxidation filtration
【摘要】 对生物接触氧化过滤处理生活污水进行了试验研究,探讨了水力停留时间与供气量对处理效果的影响。结果表明:在气水比31,水力停留时间6.5h进水CODCr195.03～459.36mg/L条件下,平均CODCr及SS去除率分别可达76.71%和73.63%以上,平均TN去除率为31.87%。出水CODCr降至27.45～82.15mg/L,SS降至24～46mg/L。
【Abstract】 Inorderto developa novelmethodof treatingwastewater,thetreatmentof domesticwastewaterby bio-contactoxidationfiltrationandtheeffectsof hydraulicretentiontimeandvolumetricgasrateon efficien-cy of wastewatertreatmentwerestudied,andtheresultsshowedthattheaverageCOD Cr removalrate,SS re-movalrate,TN removalrate,effluentCOD Cr concentration,SS concentrationwere76.71%,73.63%,31.87%,27.45～82.15mg/Land24～46mg/Lrespectivelyundertheconditionsof air/wastewaterratio3:1,HRT6.5h andtheinfluentCOD Cr concentrationof195.03～459.36mg/L
【Key words】 bio-contactoxidation； aeratingfiltration； air/wastewaterratio； reactor； biologicaldegrada-tion； purification； denitrogenation；
- 【文献出处】 哈尔滨建筑大学学报 ,Journal of Harbin University of Civil Engineering and Architecture , 编辑部邮箱 ,2001年04期
- 【分类号】X703
- 【被引频次】39
- 【下载频次】180