遇油膨胀封隔器原理

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1、Swellpackertechnology遇油膨胀封隔器目录胶皮遇油膨胀原理封隔器结构截流封隔器试验安装应用胶皮膨胀原理Swellingpressuremeasurement吸油膨胀持续膨胀与井眼形状关系不大抗温190°C无油则不胀封隔器的结构任何尺寸的基管和外径外表光滑不会损坏膨胀后的压差ΔP5.5”6.625”7”8.15”在含油泥浆中的应用延时膨胀的结构三层结构截流封隔器控制环空流量的均匀分布和固相运移短小的胶皮直接套在基管上外径可以选择截流封隔器的安装室内试验用不同温度和不同原油进行试验用含油２％的水进行试验冲蚀试验各种尺寸的封隔器

2、的试验室内试验原油：凝析油→沥青190°C化学药品(酸,盐水…..）HNBRSwell150C24hAceticacid信号管线通过封隔器PS!Betterinstallationtooldesignedshortly智能完井信号管线穿越封隔器监测出水情况不用切断管线优点自我修复，持续膨胀适用于高温高压条件不占用钻机时间无送放工具无任何不良影响Figure1Revision:2Date:24/09/2002TYPICALWARMCOMPLETIONWELL25/11-G-26185/8"casingshoe103/4"linerFBIV@2

3、055,26mMD(closedpos.)7"blankpipeTemplate30"casingshoe133/8"casingshoe103/4"casingshoeRKB-Sealevel:26mSeabed:153.5mref.RKBNote:AlldepthsrefertoRKBCorrosioncapTemplatefunnel103/4"tie-backstringZXPpackerSwellPackersonscreenjointsLinerhanger/ZXP-packer7"screensectionTopscreenP

4、BR@2014,76mMD10¾”topPBRRAtracersubSilver-110M1.25S.G.NaClPOLYMERBRINE4SwellPackersmountedononejointof7"blankpipeBullnose@3539mMD91/2"openholetoTD@3540mMD1.06s.gNaClBrineCompletionfluidforthescreensection:1,25s.g.Na/K-COOHformatemudRAtracersubCobalt-602screenjoints103/4"SC-

5、1plug@300mMD(upperbarrier)Shaleintervals:2190-2240mMD3149-3166mMD2290-2330mMD3196-3213mMD2456-2480mMD3238-3274mMD2514-2575mMD3310-3402mMD2723-2767mMD3425-3429mMD2802-2895mMDNorskHydroGraneCase1:SwellPackersinGraneEmulsion19APIcrudeDemobilizeshaleparticlesinannulusPressurei

6、solationofscreenannulus800kUSD/tworunssaved/well“Heavencomparedtoinflatables”(NHrigrep)SF-37FinalCompletionDiagramSF37:SF-37'swatercuthascomedownfrom~95%to0!Thisisverygoodproofofthepackersworking!6-18”OpenHole5,7”PackerOD3-1/2”LowercompletionShellMalaysiaSF-38FinalComplet

7、ionDiagram1500BOPDagainst1400promised0%watercutSand=2pptb545psiFTHP(sothere'splentyofroomtobeanupfromcurrent28/64")GOR=238scf/STBTheGORisVERYencouragingbecausethereisagassandpresent.ThisGORisLOWERthanmanyRev.2wellswithmoreexpensivecompletions.ShellMalaysiaCostPerformanceSa

8、vingson:LinersCementCleanoutESS(nowPoromax)ScraperrunsPerforationrunsPackersCompletionequ