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Field Testing Study on Upgradation In Situ of the Wastewater of Viscous Oil
Pages: 63-66,69
Year: Issue:  8
Journal: Chemistry & Bioengineering

Keyword:  wastewater of viscous oilhydrocarbon degradation bacteriasurfactant-resistant bacteriabacteria additionbioaugmentation;
Abstract: 河南油田采油二厂稠油污水B/C值仅为0.04,极难对其进行生物降解;通过GC-MS分析,确定稠油污水有机污染物主要为烷烃类物质.针对其有机污染物特征以及B/C值低的特点,筛选出2株南效石油烃降解菌和2株抗表面活性剂功能菌;对现有生化处理装置厌氧段进行菌种投加、重新挂膜,使得厌氧段COD去除率达到35%左右,好氧段COD去除率达到30%左右,总COD去除率60%,出水COD稳定在120 mg· L-1以下.
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