气液两相缓蚀剂在油气田开发中的应用

()CT2-15:CT2-15,90%,0.125mm/a,H2SH2SCO2,CO2(160),,1,CO2H2S,,,,,,,,,,CT2-15,CT2-15,CT2-1511CT2-15(),GB353660,%CT2-15:90.0:90.02CT2-15M133M132,7,782.122(104m3/d(m3/d)()(MPa)(km)H2S(g/m3)CO2(g/m3)Cl-(mg/l)pHM1333.90.28012.82720302.75302067M1323.10.38027841.590.71926117710150.312030.351133.55721.340884571316()3040()2016321.050000.185149.827297-820()5060()5616624.650000.0814176.273927-2.233M133M132778,3030266852,mm/a2.286-0.14490.74400.4409,kg70902513.310,d15301511,d1530152020,mm/a0.00660.00340.01420.04560.0012,%99.7-90.293.999.7NT80SS,30153mmM133,,,,M133,FexSy,,,M1330022001©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:90kgCT2-15,0.004mm/a,7CO2:1525kgCT2-15,78(160),,CT2-15,0.05mm/a11,,150mg/l,35:(1)CT2-15H2S,(2)CT2-15CO2(160),(3)CT2-15,,,:2001205211;:2001206205;:(188)3DFPFCC,Ni2+H2Ni0(1),(1),H2(HOMO)Ni2+(LUMO),:Ni2++H2Ni0+2H+(1),Ni2+LUMO,Ni2+LUMO,Ni2+Mg2+Ni2+NiO(220),,Ni2+LUMO,Ni2+FCC,,Gaussian943-21G5,Ni2+LUMO,55Ni2+LUMO12345Ni4O4Ni3MgO4Ni2Mg2O4NiMg3O4Mg4O4,%0255075100LUMO,eV0.0910.1250.1720.2360.3275,NiOMgO,MgNiO,NiLUMO,,NiLUMO,(1),,Ni0,4(1)DFPMATFCC,,(2)DFPMg2+Ni2+NiO(220),Ni2+LUMO,Ni2+FCC,0,1..(),1999,23(5):74762,..,1998,27(4):2292343.().(),19984.FCC.,1997,26(11):781788:,1973,:2001-03-05;:102304©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(DepartmentofChemistryandChemicalEngineering,UniversityofPetroleum,Dongying),PanHuifang(DepartmentofChemistryandChemicalEngineering,UniversityofPetroleum,Beijing).CHEMICALENGINEERINGOFOILANDGAS,VOL.30,NO.4,pp187188,2001(ISSN1007-3426,INCHINESE)ABSTRACT:TheexcellenteffectivenessofnickelpassivationhasbeendemonstratedbytheindustrialapplicationofanewtypeofnickelpassivatornamedDFP.Inthispaper,themethodsofMAT,TPRandXRDwereused,combinedwithquantumchemistrycalculation.TheresultsshowthatlatticesubstitutiontakesplacebetweenMgOandNiOaftertheadditionofDFPtoNi-depositedzeolite,whichleadstotheenergyofLUMOincreasinginNi2+andthenlowersthereducibilityofNi2+undertheconditionofFCCreaction.Therefore,thedehydrogenationactivityofNi0isinhibited.ThisisthemechanismofnickelpassivationbyDFP.SUBJECTHEADINGS:FCC,passivator,Ni,zeoliteSTUDYONRESERVOIRPROTECTIONOFSILICATEDRILLINGFLUIDLuoChunzhi(ChemicalDepartmentofJianghanPetroleumInstitute),ZhangLinxia(MudStationofHenanOilfield),SongYuanlin(TheThirdOilProductionFactoryofKeramayCity).CHEMICALENGINEERINGOFOILANDGAS,VOL.30,NO.4,pp193195,2001(ISSN1007-3426,INCHINESE)ABSTRACT:Basedonthelabexperiments,reservoirprotectioncharacteristicsofsilicatedrillingfluidwerestudied.Theresultsshowedthatthemoresilicatewasadded,thefartherdamagethereservoirwouldreceive.Thedamageofsilicatedrillingfluidtohighpermeabilitycoreswasmoreserviousandinvasiondepthwasdeeperthanthatoflowpermeabilitycores.Inorganicsaltscanaggravatethedamageofsilicatedrillingfluidtocores.Andwithincreaseofinorganicsaltsaddition,thedamagetocorebecameseverely.Moreover,thisdamagecouldnotberemovedbyacid.SUBJECTHEADINGS:silicate,drillingfluid,reservoirprotection,permeability,recoveryofpermeabilitySYNTHESISANDPERFORMANCEEVALUATIONOFAMPS/AMTERCOPOLYMERFOREORSunJu,WangZhonghua,HuangNing,LiXudong(DrillingMudTechnologyResearchInstitute,ZhongyuanPetroleumExplorationBureau).CHEMICALENGINEERINGOFOILANDGAS,VOL.30,NO.4,pp196199,2001(ISSN1007-3426,INCHINESE)ABSTRACT:ForEORinthereservoirsofhightemperature(90)withhighsalinityformationwater(16105mg/L)inZhongyuanoilfields,anewpolymer,2-acrylamido-2-methylpropanesulfonicacid(AMPS)/acrylamide(AM)tercopolymerwassynthesized.Theeffectsofpolymerizationvariablesonthecopolymerperformancewerestudied.SUBJECTHEADINGS:polymersforEOR,2-acrylamido-2-methylpropanesulfonicacid(AMPS)/acrylamide(AM)tercopolymer,synthesis,thermalresistance/salttoleranceAPPLICATIONOFCT2-15CORROSIONINHIBITORINOILANDGASFIELDSShuZuojing,LiuZhide,GuTan(RINGT,PetroChinaSouthwestOilandGasfieldCompany).CHEMICALENGINEERINGOFOILANDGAS,VOL.30,NO.4,pp200201,2001(ISSN1007-3426,INCHINESE)ABSTRACT:TheapplicationofCT2-15corrosioninhibitorinSichuangasfieldsandDagangoilfieldswasintroducedinthispaper.TheresultsindicatedthatCT2-15hadagoodcorrosioninhibitioneffectsandtheinhibitionratioswerehigherthan90%inliquidandgasphase,thecorrosionratewaslowerthan0.125mm/ainthefieldandlocalizedcorrosionwasinhibitedpredominantlyfortubingandcasing.CT2-15corrosioninhibitorwassuitableinthecorrosivefluidscontainingH2SandthemixturesofH2SandCO2,anditalsoinhibitedthecorrosionofCO2andhightemperature(160)inoilandgaswellstoacertainextent.Furthermore,itwaseasytobeusedandhadahightechnicalcompetence.3Aug.2001,Vol.30,No.4CHEMICALENGINEERINGOFOILANDGAS©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(LogisticalEng