克拉蘇地區(qū)高密度抗鹽抗鈣防漏堵漏鉆井液技術(shù)研究.pdf

1、西安石油大學(xué)碩士學(xué)位論文克拉蘇地區(qū)高密度抗鹽抗鈣防漏堵漏鉆井液技術(shù)研究姓名：盧健申請學(xué)位級別：碩士專業(yè)：石油與天然氣工程指導(dǎo)教師：李琪陳建忠20061025英文摘要Subject：StudyOnTechnichofLeakProtectionSealingSaltresistantAnticalmodulinDrillingfluidofKelasuAreaSpecialtyOil&GmWellEngineeringNal豫：hJi硼(

2、signature)丘生物hs咖clorIjQ(s咖a佃n)上i壘3ChertJianzhong(signature)AsD艮^CIAlongwiththefartherpetroleumprospectingdevelopmentinTatim，thecarbonaterocksreservoirinTarimbasincaratSovietateAthasbecomethefocalpointoftheworktoprospecti

3、ngvastsocneIndicatefromtheformerdrillingpracticethattherehasseriouslostcirculationproblemincaratSovietareaLostchcnlafionnotonlyaffectthewelldrillingspeedbutalsocaUSethesedousdamagetOthereservoirAtpresent，lessacceptablesh

4、utoffagentsforhandlingseriouslostcirculationthoughtherearemassivekindsofconventionalandflewones，inwhichcement、littlechemicalagentsandmaturedshutoffagentsarecommonlyused111einevitabledeveloptendencyofleakproofandstoppinga

5、re：avatie哆ofnewsealingagentswhichare硼orit)rtopolymerwillbemanifold；andthebasictheoryresearchofleakproofandstoppingwillbestrengthenThcpaperfirstlystudiedtheleakingdisciplinarianandaffectingfactorsincaratSovietareabycorrec

6、tlyanalyzestheleakingconditionofdownhole，madeagoodfoundationforreasonablychoosingthemethodandcraftofleakproofandstoppingNextselecttheappropriatetreatingchemicalforKelasuareainviewoftheleakcharacters，optimizethedrillingfl

7、uidchemicalbasedoninteriorappraisal，andthemechanismofthenewbridgingparticlepolyalcoholSYP1WaspreliminaryexploredFinally，throughdrillingtechniquemeasures、drillingfluidbehaviorandchimerical，constitutedthecontroltechnicalpr

8、oposalofcirculationlossfordifferentstratumtoinstructtheleakprotectionandsealinginfield，effectivelycontrolthecirculationloss，enhancetheSUC4：cSSratioinnontatgetzone，reducethelossmadebylostcirculationinKelasuareaandotherpro