油层物理性质与酸化改造工艺的配伍性研究

:2000-12-21:,,,1963,1986,,():,:257015121112(11()21),,,,,:TE35712:A:1008-2336(2001)03-0030-051,,46%52%,50%,,,,(),,300,,,80,,,,,1993,,,100%,,,,,,2,[1],03109,(),,,,,,,,,:,,,,Z120,19921993,8%18%,203,,(),,,,2%,30,,199310120,20,26t/d,9t/d,13t/d,,,,,,,,,[4],:,(),,,,,,,,,3,,,,;,,,,,,,,,,[5],,,(1)1320013:1Fig1.Thecurvecontrastpictureofdifferentporosityandpermeabilityinpreviousacidificationorafteroperating4:,,23109,;,(),,,;,,,,,,338,48MPa,30MPa,6,,,,,,,210%,,,,3,478t,5,X,,//,,,,,,,,,,,,(),,,,,,;pH,,,,,,,12%HCl3%HF[2],,,1.3%HF13.5%HCl,,,,,,,,,128,,,,,,,,,,,,,,:3320013:12%,;8%,;,128-1,17t/d,14t/d6,(),,:,;,,,;,,[3],:;(),;,,,7,,,,,,,,,,,50%95%()[1]1.,1994.[2]..,1997.[3]..,1993.[4].[J].,1995,6(2):3842.[5][U.S.A]MICHAELJ.ECONOMIDES,KENNETHG.NOLTE.RESERVOIRSTIMULATION(SECONDEDIYION)SCHLUMBEREDUCATIONALSERVICES,1989.TheCompatibilityStudingbetweenReservoirPhysicalPropertyandAcidificationTechnologyZhangShoupeng1ZhuQingzhong2DongGuochen1SunJingmin1WangXichen1HanHuiling2(1,GeologyUniversityofChina(Beijing);2,TheDiscoveryFactory4ofNorthernChinaOilField)Abstract:Theoilproductiondrawonfromimprovedreservoirwasdeterminedbywhethertheacidformulationusedforacidificationimprovementofreservoirisreasonable.Trituratingthiskindofacidformulationbyidentifyingreservoirphysicalpropertyhavebreakengeneraloiltechnologicalmodelandincreasingheavilythesuccessfulrateofacidification.Thismethodhavebeenprovedbyapplicationinseveralwellandhaveobtainedhugebenifits.Basiccon2ditionoftrituratescienceacidformulationincludes:maintenanceofthereservoirconstruction,coordinationoftheporositywithpermeability,controloftheformationdifferentialofpresure,preventionofreservoirsensitivityandthecompatibilitybetweenformationwatermineralizerateandthefluidoutsidethewell.Keywords:reservoir;physicalproperty;acidification;improvetechnology;compatibility43109