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1121(1.;2.),,:;;,0.292L/h,HRT24h,COD65%;COD65%,0.9112;,23,pH780,[1],,;,;,COD()[26],,COD,,,,,,,,,,11.1,700mm,540mm,120mm,6.1L,,,DO69mg/L,10%,:CODCr3213.6mg/LBOD5245mg/L40594mg/LCl-13176232886mg/LpH5.34230.080.1,1.2,,,,,;,,,,,,COD,(3d),;HRT,,CNP=10051,10d:,COD,,,,,,3d,,::7283,10019161911.3pHCOD22.1,,COD,0.292L/h,HRT24h1212:9d;921d;2130d,:(19d),,,,;(921d),,,,,,,;(2130d),,,2.2,0.292L/h,HRT24h,65%COD,,,COD33COD3,COD,COD4dCOD91.2%;13dCOD80.2%;24dCOD70.9%;32dCOD67.2%,COD65%;,COD65%,,,CODCODCOD,,COD44COD4,,COD,144hCOD65.3%,169h192hCOD66.0%,,COD,65%,,,719165%(),55COD65%5,COD800100020003213.6mg/L,COD65%0.5d1.5d4.0d6.0d,COD,COD65%,Y=0.6917X-0.7917,R2=0.9112,,2.3,,()(,),,,,:,;,;pH59,pH78;2055,25;,,,,16SrRNA18SrRNA,[7],,pH59,,23pH78,3,,,;,,COD,0.292L/h,HRT24h,COD65%COD65%,,R2=0.9112,pH59,23pH78,[1]().()[M].:,1982.[2]YanceyH,ClarkME,HandSC,etal.Livingwithwaterstress:evolutionofosmolytesystems[J].Science,1982,217:12141222.[3]HamodaMF,Al-atlarIMS.Effectsofhighsodiumchlorideconcentrationonactivatedsludgetreatment[J].Wat.Sci.Tech.,1995,31(9):6172.[4],,.[J].,2002,22(6):546550.[5]AnLi,GuGuowei.Thetreatmentofsalinewastewaterusingatwo-stagecontactoxidationmethod[J].Wat.Sci.Tech.,1993,28.[6].[J].,1996,6(2):1416.[7],.[M].:,2005.(2008211217)()8191ENVIRONMENTALPROTECTIONOFOIL&GASFIELDSVol.19No.12009Tot.No.70ABSTRACTPracticeandResearchonCNPCCircularEconomyMode(1)LuMingxia(CNPCSafety&EnvironmentalProtectionDepartment)ABSTRACTCirculareconomywasastrategicmeasureforscientificoutlook,economicgrowthpatternchange,rapidandhealthyeconomydevelopment,andresourcesavingandenvironmentfriendlysociety.StatusofCirculareconomyinChinawasanalyzed.PracticeandresearchwascarriedoutinCNPC.Problemsinthepracticewerefoundout.Countermeasuresandsuggestionsweregiveninthepaper.KEYWORDSCNPC;circulareconomy;developmentmode;practice;researchStudyonRefinerysOilySludgeTreatedbyUsingCombinedBiologicalMethod(4)ZhaoLaiqiangCuiLiuhuaMuTongShaoShengxueCuiYuli(PetrochinaDagangPetrochemicalCorporation)ABSTRACTTheeffectsoftreatingoilysludgebyusingcombinedbiologicalmethodwerestudiedinDagangPetrochemicalCorporation.Theexperimentalresultsshowedthatafterthetreatmentoftheaerobic,dewateringandanaerobiccompostingprocesstooilysludge,theoilremovalratereached97.6%andallindicatorsmettherequirementofControlStandardsforUrbanWastesforAgriculturalUse(GB8172287)exceptforphosphorusandpotassiumcontent.Thismethodalsocanavoidsecondarypollution.KEYWORDSDagangPetrochemicalCorporation;oilrefinery;combinedbiologicalmethod;aerobic;anaerobic;oilysludgeResearchonWasteWaterTreatmentofNaturalGasFieldwithHighSalinityContent(6)ZhangXigang1LiuHongju1ZuShiqiang2YinHuanzhao1(1.EnvironmentalEngineeringDepartment,BeihangUniversity;2.ProductionTechnologyResearchInstituteofPetrochinaHuabeiOilfieldCompany)ABSTRACTAnexperimentwascarriedoutwithmaterialofaerobicsludgefromasewagefactoryasinoculationsludge,andahalfsoftfabricfillerascarrier.Thecharactersofsalt2tolerantacclimationandhighorganicloadofthebiomembranewasdomesticatedbyincreasingsalinityandorganicloadingalternatelygradually.Theresultsshowedthatafterextendedperiodofacclimation,theheterotrophicbiomembranewasabletoadapttothehighsalinityandorganicloadenvironment;theadaptabilityofbiomembranetosalinitychangewaswaved;thedegenerationofthebiomembranetoorganicmatterwasreducedalongwithorganicloadincreaseofthesystem;theCODremovalratewasmaintainedat65%finallyundertheconditionofcontinuousenteringwater,effluentflux0.292L/hwithoutbackflowand24hHRT;thetimethatCODremovalratereached65%waspositivecorrelatedwiththesystemsorganicload,whichcorrelationcoefficientwas0.9112;thesalt2tolerantmicroorganismwasnotsosensitivetotemperatureandpHvalue,andthebestgrowthtemperatureandthebestpHvaluewere23and78respectively.KEYWORDSbiomembrane;highsalinity;wastewaterofnaturalgas;organicload;salt2tolerantApplicationofThermochemicalWashing2ultrasoundSeparationTechniqueonOilySludgeinOilfield(9)DuJieZhangFanXuJianrongZhaGuangping(XianChangqingTechnologyEngineeringCo.,Ltd)ABSTRACTAnoilysludgetreatmentstationwassetupinChangqingoilfieldtosettletheenvironmentalprotectionproblemoflotsofoilysludgepiledup.Oilysludgewastreatedbythethermochemicalwashing2ultrasoundseparationtechnique.Oilcontentofoilysludgewasdecreasedfrom48.9%to2.0%afterthetreatment.Theoilremovalratewas95.9%withbettereffect.KEYWORDSChangqingOilfield;oilysludge;thermochemicalwashing;ultrasound;separationStudyonViscosity2ReducerTR201forViscousCrudeOil(11)ChenYuxiangLiGangXiaoXiqingChenJunPanChengsong(SouthwestPetroleumUniversity)ABSTRACTViscosity2ReducerTR201wasmadeandaimedattheviscouscrudeoilfromJingLoublockofHenanoilfield.Itsperformanceonviscosityreductionandstabilitywereexperimented.Theresultsshowedthattheoptimalconcentrationwas0.3%andbestratioofoiltowaterwas70:30.Theviscosity2reducerTR201wasapplicabletomostofthewellsinJingloublockofHenanoilfieldwithitsviscosityreductionrateabove99%,whileitsperformancewaslittleaffectedbyformationwater.Itwasalsobedegradedeasilyanditsnanocomponentcouldenhancetheadsorptionandflocculationforthesuspendedpollutantinoil