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:1000-7393(2008)02-0014-093(,257064):,,,,,,,,:;;;;:TE256;TE257:ACompletionandcementingtechnologiesforultradeepwellsinmarineoilandgasfieldsXINTingfu,ZHANGHongjun,WANGJiancang,LIUAifeng,LIUZheng(YellowRiverDrillingCorporation,ShengliPetroleumAdministrationBureau,Dongying257064,China)Abstract:Atpresent,mostoilandgasresourcesintheworldisdiscoveredinmarinebasins.However,thedegreeofmarineex2plorationanddevelopmentismuchlowerinChina.Inrecentyears,theexplorationanddevelopmentofmarineoilreservoirshavebeenacceleratedbasedonthediscoveryoflargescaleoilandgasfieldsinTarimandSichuanBasins.Marineexplorationanddevelopmentisaninternationaltechnicalproblem.Inviewofthecharacteristicsofmarinereservoirssuchasthelargeburialdepth,thelongbarehole,thehighpressure,thecomplicatedcasingprogram,themultipleformationpressuregradientsandthecontainingofharmfulgas,thetechnicalproblemsinexplorationanddevelopmentofmarineoilreservoirsareintroducedindetail,andtheresearchontheultradeepwellcompletionandcementingprocesses,tools,thecementslurrysystem,andtheirsupporttechnologiesareconducted.Goodfieldapplicationresultshavebeenobtained,providingtechnicalsupportforthecompletionandcementingprocessesusedindomesticmarineoilandgasfields.Keywords:marineoilreservoir;ultradeepwell;completion;cementing;cementslurrysystem20,90%,10%,,,,,,,,302Vol.30No.220084OILDRILLING&PRODUCTIONTECHNOLOGYApr.20083:,19611981,2006,,:0546-8623088,,,,1,,(1),,;(2),,;(3),;(4),,,22.15000m:,54006900m;1200m,5000m,,,,,,,2.2,,,,,,,;,,,,,23;,,,,,:ECP;,,2.3,,,,(:CO2H2S;),,,;,,;::ª330.58mmª273.1mmª178.4mmª146.1mm,(ª311.1mmª273.1mm,19mm8.8mm;ª241.3mmª193.7mm,23.8mm12.7mm;ª165.1mmª146.1mm,9.5mm)9.5mm,2.4,:1,253(7026m),1126(5700m),1165(7217m),1180(5500.55m)220(),,,,,,:12.03,2.201ª193.7mmª139.7mm,2.35g/cm3,2.40g/cm351:,,,,,,2.5H2SCO2,1H2S196g/m3H2SCO2,CO2,,,H2SCO2,,,2.6,,,,,,Cl-,Cl-,,,;,33.1,,,,,:,,,,,,,,(TK908DH),,,,,(5000m)(34m)(029m)(90m)(),,,1m,,,,,,;,,(),3.2,,,,:2000m,3.3,:,,,,,,,3.4:,,,6120084(30)2,,,,44.14.1.1,,:(1),,:,,,,,,,,,,,,,,,,(2),,;,,,,,,,(3),,:,,,,:HETE-LH3:,,,,TIWXPAK,VersaFlex,,EXR,,4.1.2,,,::;,,,,(1)71:,,,,,,:;;;;;(),;,,;,:(2),(),4.1.3,()():++12++++++;;;,,:++12+++++:,,4.1.4,,(1),,,,,,,,,,,,,,,(2):2,;,,,,(),,,,,,4.1.5,,,,3,:ABL,ENVEN2TURE,TATNEFT:,,,8120084(30)2:(40MPa);ABL,(,1218MPa)4.1.6,KO-140T15.8mm,,,4.1.7,,;,,,4.1.8,,,;,240Pa,48Pa;;;,4.2(1),,,(2),,,(3),,,(4),()(5),,4.2.1,110,,,,,,,72h,,,2204.2.2,,,,30160,6000m4.2.3,,,,,,,SPN,1.21.50g/cm33M(600,124MPa)1.00g/cm30.647g/cm3,0.95g/cm3,4.2.4(MTC),,,91:,4.2.5,,,,2.60g/cm3,4.2.6,,;,,(),,,,,,,,,,,4.3H2SCO24.3.1:ª330.58mmª229.23mmª179.9mmª127mm(ª139.7mm),:ª330.58mm(ª330.83mm)ª273mmª178.43mmª146mm,,:,ª330.58mmª273mmª273mmª178.43mmª178.43mmª146mmª273mmTP-CQTP-FJTP-NFTP-3SBVAM-TOPWSP-1T,4.3.2,,C-90L-80;H2S,Ni,20,27CrMoTi,APIC-9027CrMoTiH2S,H2S4.3.3ª508mmª330.58mmª273mmª178.43mmª146mm,ª609.6mmª508mmª458mmª406.4mmª342.9mmª298.45mmª266.7mmª203.83mmª178.18mmª153mmª127.63mmª120.65mm,4.44.4.1,,,,,,,4.4.2,,,;,-;,;,,4.4.3,,0220084(30)2,30min,55.1,630km22840km294%,,,50%,30%,,,1,,,38.5104t,7.2108t,536104t,9108m310108t,2500108m35.2-,,(16100m),,,,,,3600108m35.2.1:(1);(2)(,),();(3),:,,H2SCO25.2.2+(1):(2):,:,,()(3):(ECP)()()5.2.3,,,PD-1185.35.3.11989,,20002909.88108m3,,5.3.21975,,19964108t,12:,,6,,,,,,,,,455104m2,28,330104m2,22,125104m2,,(4054)108t,,,,,:[1],,,.[J].,2005,28(1):16-17.[2],.[J].,2004,20(4):36-40.[3],,.[J].,2005,22(6):57-61.[4].[J].,2002,19(5):35-39.[5],.[J].2001,21(3):36-38.[6],,,.[J].2004,21(1):32-35.[7],,,.[J].2005,22(S):59-62.[8],,,.[J].2004,11(4):17-20.[9].[J]2002,24(1):20-22.[10],,.1[J].,2004,26(1):23-26.[11],,,.[J].,2006,15(5):55-56.[12].[J].,2004,32(3):21-23.[13],.[J].,2001,29(3):47-50.[14].[J].,2000,28(5):30-32.[15],,,.[J].,2006,26(3):65-67.[16],,.[J].,2005,33(5):83-87.[17].[J].,2004,27(4):25-28.[18].[J].,2004,24(10):65-67.[19].[J].,2001,24(4):1-4.[20],.[J].,2003,23(1):47-49.[21].[J].,2006,29(6):13-15.[22].[J].,2006,34(5):44-48.[23].[J].,2006,28(6):21-23.[24],,.[J].,2006,29(6):107-110.[25],,.[J].,2007,29(3):83-85.[26],.[J].,2007,30(1):126-127.[27],,.[J].,2006,35(4):100-102.[18].[J].,2002,18(11):1-3.[29].[J].,2006,26(12):42-44.(2007-11-01)2220084(30)2