广东化工
廣東化工
엄동화공
GUANGDONG CHEMICAL INDUSTRY
2012年
14期
109-110,159
,共3页
曾土德%张晓伟%汪健桦%韩坚峰
曾土德%張曉偉%汪健樺%韓堅峰
증토덕%장효위%왕건화%한견봉
气浮%混凝沉淀%MBR工艺%电导率
氣浮%混凝沉澱%MBR工藝%電導率
기부%혼응침정%MBR공예%전도솔
air floatation%coagulation and sedimentation%membrane bio-reactor process%conductivity
采用＂气浮＋混凝沉淀＂预处理工艺结合＂水解酸化＋MBR＂生化处理工艺处理可生化性差,含盐量高的原油脱水废水及污泥脱水滤后液废水。试验结果表明,在进水电导率为6500-8000μs/cm、COD7824-18334 mg/L、石油类390-579 mg/L的情况下出水COD平均为32 mg/L、石油类平均为3.7 mg/L,去除率分别为99.7%和99.2%,出水水质达到《污水综合排放标准》（GB8978-1996）一级排放标准。
採用＂氣浮＋混凝沉澱＂預處理工藝結閤＂水解痠化＋MBR＂生化處理工藝處理可生化性差,含鹽量高的原油脫水廢水及汙泥脫水濾後液廢水。試驗結果錶明,在進水電導率為6500-8000μs/cm、COD7824-18334 mg/L、石油類390-579 mg/L的情況下齣水COD平均為32 mg/L、石油類平均為3.7 mg/L,去除率分彆為99.7%和99.2%,齣水水質達到《汙水綜閤排放標準》（GB8978-1996）一級排放標準。
채용＂기부＋혼응침정＂예처리공예결합＂수해산화＋MBR＂생화처리공예처리가생화성차,함염량고적원유탈수폐수급오니탈수려후액폐수。시험결과표명,재진수전도솔위6500-8000μs/cm、COD7824-18334 mg/L、석유류390-579 mg/L적정황하출수COD평균위32 mg/L、석유류평균위3.7 mg/L,거제솔분별위99.7%화99.2%,출수수질체도《오수종합배방표준》（GB8978-1996）일급배방표준。
The pretreatment process of Coagulation and sedimentation and the biochemical treatment process of Hydrolysis acidification and Membrane Bio-Reactor process was adopted to treat the wastewater of crude oil dehydration and sludge dewatering filter solution with bad biodegradability and high salinity.The operation results showed that when the inflow index of conductivity is 6500~8000 μs/cm、COD 7824~18334 mg/L and oil content 390~579 mg/L,the average removal efficiency for COD is 99.7 % and oil content is 98.4 %.The effluent quality reaches the first level criteria specified in Integrated Wastewater Discharge Standard(GB8978-1996).
