體膨型泥漿堵漏劑的合成及應(yīng)用研究.pdf

1、西安石油大學(xué)碩士學(xué)位論文體膨型泥漿堵漏劑的合成及應(yīng)用研究姓名：周佩申請學(xué)位級別：碩士專業(yè)：應(yīng)用化學(xué)指導(dǎo)教師：李謙定20090520Subject：Speciality：Name：Instructor：SynthesisAndAppliedResearchofExpandibleLostCirculationMaterialsAppliedChemistryZhouPei(signature)LiQianDing(signature)AB

2、STRACTAlongwiththefurtherexplorationofoilandgas，thelostcirculationquestionbecomes1nc陀aslngIyprominent，theincidenceoflostcirculationaccountsforthewelldrillingtotal20‰25％，thuspluggingbecomesthenecessarymeasurewhichthesec耐鑼

3、welldrillingmustadopt，andchoicethelostcirculationcombinationofleakagelayerI】a：tl】reisnlenecessa巧conditionsforsuccessfulpluggingThereforeresearchanddevelopmentofanewtypelostcirculationmaterialhaveappropriateexpansionandde

4、fonnationoftoenhancetheeffectsoflostcirculationcontrolhasbroadapplicationprospectsInthispaper，Weusedacrylicacid(AA)，acrylamide(AM)，starchandbentoniteasstartmaterial，synmesized鉚oproductsofstarch’acrylicacidandacrylicacida

5、c剛amideseries，N，Nmethylenebisacrylamideascrosslinkingagentandpotassiumpersulfate／sodiumacidsulfiteaSinitiatorTheirdluencefactorsofabsorbencypropertiessuchasexpansionperformanceandgelstrengthistheconcentrationofinitiatora

6、ndcrosslinker，initialmonomerconcen釘ationreactiontemperature，pHofsystem，ratioofmonomers，andtheamountofbentonitewereinvestigatedbytheseriesofsinglefactortestsByorthogonalexperiments，theoptimumtecIm0109icalp黜neterswerefixed

7、Theexperimentsshowthatthesyntheticproductshavevcrygoodexpanslonperformanceandgelstrength，andcompatibilitywellwiththedrillingmudsystemwhichshowthatappliesittopluggingisfeasibleTheexperimentsfocusingonproductspluggingcapac

8、itythroughanalysisandevaluationexperimentThroughstudythemechallismweknowthelostcirculationmaterialthroughplugtheroleofbridgingparticles，fillingtheroleofcompactionanddeformationadsorptiontoachievethepurposeofpluggingholes

9、Intheapplicationsevaluationofthelostcirculationmaterialusedindrillingmud，theproducthaSgoodpluggingeffectthebearingpressurecapacitymayreachabove4MPaKq唧ord：Lostcirculation：Gelstrength：Plugging；Drillingfluid；Expansionperfor