电絮凝技术处理油田含油污水的研究

Jan．2013331ModernChemicalIndustry20131*(华东理工大学石油加工研究所，上海200237)。、。7mA/cm220min2cm92%。。X740．3A0253－4320201301－0052－03Treatmentofoil-containingwastewaterfromoilfieldbyelectrocoagulationZHANGJunYANGJing-yi*XUXin-ruResearchInstituteofPetroleumProcessingEastChinaUniversityofScienceandTechnologyShanghai200237ChinaAbstractTheelectrocoagulationtechniqueisusedtotreattheoil-containingwastewaterfromoilfieldsduringoilexploration．Theeffectsofcurrentdensityelectrodespacingandelectrodetimeontheoilremovaleffectarestudied．Theoilremovalratecanreach92%underthefollowingcondition7mA/cm2ofcurrentdensity20minofelectrodetimeand2cmofelectrodespacing．Theeffectoftheamountofoilcontainedinwastewaterandmineralizationdegreeofthewastewaterontheoilremovaleffectisperformed．Theresultsshowthatthelowerinitialoilconcentrationinthewastewaterleadstotheloweroilcontentinthetreatedwater．Thehighermineralizationdegreeresultsintheworseoilremovaleffect．Keywordselectrocoagulationoil-containingwastewatermineralizationdegree2012－08－15“863”[e-mail][e-mail]。1－3。、。、4－6。Chen7COD94%。NafaaAdhoum8pH4～80.8～4.8A/dm220min。Chen9COD500mg/L/30min99%96.5%COD100mg/L。10COD9399.3mg/L1.2A/dm210mm40minCOD43.3%。11COD68.5%49.7%。－、。11.11。·25·201311ρCl－/mg·L－1ρSO42－/mg·L－1ρHCO3－/mg·L－1ρNa++K+/mg·L－1ρCa2+/mg·L－1ρMg2+/mg·L－1ρTDS/mg·L－1320014001400130303280CaCl21770310351749369417116029858MgCl2521748445346864179259CaCl27171279591441727114712876CaCl220℃0.945g/cm350℃370.3mm2/s。1.22000mL10×10cm2WYJ。1.360℃JRJ300－S3～5min。1200mLWYJ40℃。10min。SY/T0530—1993UV751GD－254nm。η。η=C0－C1/C0×100%η%C0mg/LC1mg/L。22.120min2cm40℃2。2。Al3+AlOH3。。7mA/cm2。2/mA·cm－256789/mg·L－1508402415666520/mg·L－17652336453/%85.0487.0692.0590.3989.812.240℃7mA/cm22cm1。120min。。1。。12。2.340℃7mA/cm2·35·33120min2。22cm。。7mA/cm220min2cm。22.4VA40℃、VA3。3V/AV/A25。。VA25。3V/A2.53。3100～600mg/L。3/mg·L－1122245595/mg·L－1163745/%86.8984.9092.442.64。453%、。AlOH3。13。4/mg·L－1020min/%298580.490930914553.07128760.259943511074.7192590.17616127587.75/=2∶3174990.302650412175.9932800.01315264292.023。7mA/cm220min2cm25。92%。。1．J．200929105－8．2．J．20062321－2．(下转第56页)·45·331M－BMI。Nicolet560TA291010℃/minTVBDMAQ800V711Tg3℃/min1HzGB/T2567—2008HITACHIS－45020kV500TAQ500TGA75mL/min10℃/minBrukerARX－300NDJ－8S12r/min80℃。1.2M－BMI50gMDA1000mL50gMA。30min0.66g71gM－BMI。M－BMI44'－BMI25%、4－－4'－10%、4－－4'－25%7。1.3mE－44/=mM－BMI/M－BMI+mMTHPA/MTHPAMTHPAM－BMI。2E－44、M－BMI、MTHPA80℃Ⅱ。/120℃/1h+140℃/2h+170℃/2h+200℃/3h//M－BMI120℃/1h+140℃/2h+170℃/3h+200℃/2h。250℃/3h。2M－BMI/E－44gM－BMI0M－BMI2M－BMI4M－BMI6M－BMI8E－4451.0351.0351.0351.0351.03DBMI—1.753.435.046.5837.3135.7034.1632.6231.22Ⅱ0.910.910.910.910.9122.1M－BMIM－BMIFTIR1。3M－BMI2。1M－BMI3M－BMIBMI/cm－1310217121395、691CCCO—C—N—C櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆—(上接第54页)3．J．200831887－88．4．J．201140134－36．5．J．2012352173－175．6．D．2005．7ChenXMChenGHPoLockYue．SeparationofpollutantsfromrestaurantwastewaterbyelectrocoagulationJ．SeparationandPur-ificationTechnology20001968－74．8NafaaAdhoumLotfiMonserNizarBellakhaletal．Treatmentofe-lectroplatingwastewatercontainingCu2+Zn2+andCrⅥbyelectrocoagulationJ．JournalofHazardousMaterials20041123207－213．9ChenLLShengHL．TreatmentofchemicalmechanicalpolishingwastewaterbyelectrocoagulationsystemperformancesJ．Chemo-sphere2004543235－242．10．J．200629880－83．11．J．200924454－56．12．．J．2010302192－196．13．J．20104113－16．■·65·