高温高压小井眼尾管固井技术应用

:2008-04-17;:2008-09-27:(:IRT0411):(1974-),(),,,,,143,[e-mail]1,2,2,2,1,1,3(1.,610051;2.,102249;3.,473132):,16,16,ª21519mm,,,,ª17718mmª14912mm5988100m2134g/cm3,13916:;;:TE256+.4:A:1672-7428(2008)11-0024-03ApplicationofLinerCementingTechnologyinHTHPSlim2hole/LINQiang1,2,ZHENGLi2hui2,CUIXiao2bo2,MAODan1,YUANXiao2bing1,WUWei3(1.WestSichuanDrillingCompany,ChengduSichuan610051,China;2.MOEKeyLaboratoryofPetroleumEngineeringinChinaUniversityofPetroleum,ChangpingBeijing102249,China;3.SinopecHenanPetroleumExplorationBureau,NanyangHenan473132,China)Abstract:Thelinercementingunderhightemperatureandhighpressureinslim2holeisdifficult.WellLong-16isanim2portantpreliminaryprospectingwellinChuanbeilowandflatfoldbeltofJiulongshanstructure.Theoriginal21519mmholewasdesignedtocompleteinPermian,butaswellkickandcirculationlosshappenedfrequently,17718mmcasingwasputdowntocementtheupperwellsectionaheadofschedule.Inthiscase,14912mmbitwasusedto5988100m,andlinerce2mentingwascompleted.Beforecementing,oilgasshowedstronglywithdrillingfluiddensityof2134g/cm3andwelltem2peratureof13916.Keywords:deepwell;HTHPwell;linercementing,30,10,,2,,,1.952.02,,,,16,,,ª177.8mm,ª149.2mm,ª127mm,,ª127mm11616ª31112mm,,ª66014mm102m(ª508mm100125m)+ª44415mm1700m(ª33917mm1688119m)+ª31112mm4752m(ª24415mm4749166m),ª24415mmª31112mm,ª21519mm6250m,ª17718mm6248m,ª24415mmª19317mmª17718mm5775116m,ª17718mm,ª19317mm,ª14912mm5988m,ª127mm,ª14912mmª127mm,37,ª21519mm2114g/cm358265828m,,,58265828m,ª17718mm5775116m42()200811,ª17718mm,ª14912mmª14912mm,58091505911150m21122132g/cm37,,,35988100m,,,,ª127mm57751165988100m,216ª127mm,2134g/cm3,13916,,,,,,,ª17718mmª21519mm,53166m,,,,ª127mm42.1,,,,,,,,2.2,,,,,,,;,,,,,,[1]2.3,,,,,,2.4,,6m3,,,,;ª21519mm,,,,[2]3,3.13.1.12ª145mm,,,,,,,3.1.2,,ª145mm,;,,,[3]3.2,;,,100m3m3,,,52200811()3.3,,,,,,,,,3.43.4.1,,,,1810m3,2134g/cm3;1010m3,2134g/cm3;610m3,2138g/cm3;410m3,115m3;015m3;513m3,2134g/cm3,1717m3(510m3),2132g/cm3,,3m310m3,,,[4]3.4.2,,1013;,,,,2132g/cm31010m32134g/cm3410m3,G610m3,2137g/cm3,1312m3,2132g/cm3815m3,2132g/cm3110m3,2132g/cm3018m3,2132g/cm3110m33.4.3100MPa,,416,,,,:[1].[J].,1997,21(6):42-47.[2],.[J].,2003,23(2):46-49.[3].[J].(),2005,27(4):647-649.[4]DowellSchlumberger.[M].:,1987.20081020,()(),,(),50,50,50,,,,,5062()200811