常规完井技术应用—威德福(中英对照)

©2000威德福.Allrightsreserved.COMPLETIONSYSTEMS常规完井技术应用conventionalcompletiontechniqueapplication©2000威德福.Allrightsreserved.COMPLETIONSYSTEMS单层完井singlezonecompletion机械式封隔器mechanicalpacker可回收式封隔器retrievablepacker丢手密封接头releasesealsub封隔器隔开套管和产层payformation•提供井控手段offerwell-controlmeans•防止套管腐蚀Guardagainstthecasingfrometching•锚定油管柱anchortubingstring封隔器选择:packerselection•张力座封tensionsetpacker–PAD-1,PADL-1•压缩座封compressionsetpacker–QDG,QDH,Ultra-Lok,PR-3•电缆座封wirelinesetpacker–WDG,WDH•各种附件及配套工具accessoriesandmatchingequipment©2000威德福.Allrightsreserved.COMPLETIONSYSTEMS单层完井singlezonecompletion水力座封封隔器hydrostaticsetpacker•封隔器座封时不动油管keeptubwhensettingpacker–常用于海上,因有安全阀控制管线不能转动油管onshore,can’trotatebecauseofrelief-valvecontrolline•能一次起下钻安装-节省钻井时间besetduringonetripforsavingdrillingtime•能在井口完工后更换封隔液-增加安全性candisplacepackerfluidaftercompletingwellheadwork,andforimprovesecurity•需要油管堵塞装置座封封隔器needplugtoolsforsettingpacker–钢丝投捞器wirefisher–球座式ballseatstyle–可钻式堵塞器drillablepacker•封隔器选择:–HPR流动短节flownipple滑套slidingsleev流动短节水力式可收回封隔器hydrostatic-retrievepacker流动短节座节seatnipple隔离管落球促动压力接头fallingmotivepressureadaptort带眼隔离管perforatedisolationpipe止过座封短节nogosettingnipple钢丝绳再入导向装置wirelinereentryguide©2000威德福.Allrightsreserved.COMPLETIONSYSTEMS单层完井singlezonecompletion密封筒封隔器sealborepacker•坚固可靠firmnessandsecurity•寿命长longer-lived•一般具有较大内径Oridinarilyhavethegreaterinsidediameter•分永久式或可回收式permanentandretrievable•根据油管活动要求,生产管柱可以锚定也可以自由悬挂productiontubingcanbeanchorageorfreehangingaccordingtoworkingtuningrequirements•可以将封隔器堵塞,用作暂时或永久性桥塞packerplugactedastemporaryorpermanentplug•永久性封隔器可以通过磨铣作业取出permanentplugcanberetrievebymillingoperation•可回收式密封筒封隔器用回收工具一次单独起下钻取出retrievablesealborepackercanberetrievebyonetrip•封隔器选择:–Arrowdrill–Hydro-Pak环空促动截断-压井阀annularmotiveblock-killingvalve滑套slidingsleeve密封筒封隔器sealborepacker磨铣延伸筒millingextensionsub变扣接头crossoversub流动短节座入短节油管短节tubingpupjoint流动短节止动短节stopsub带孔衬管perfortatedliner转换接头x/o座入短节seatnipple油管鞋tubingshoe©2000威德福.Allrightsreserved.COMPLETIONSYSTEMS单层完井singlezonecompletion带定位密封总成的密封筒封隔器locatorsealassemblysealborepackerwithlocatorsealassembly•位于加长密封筒的定位密封总成可以允许由于压力和温度的变化所造成的油管移动varietyoftemperatureandpressurecreateslocatorsealassemblyontheextendedsealboretravel•一般因为:byreasonof:–封隔液比重变化varietyofpackefluiddensity–压裂或酸化作业Fractureeitheracidifiesthetask–生产produce–关井shutin•各种能满足环境需要的密封:allkindsofpackingmaterialsmetallconditions–温度范围temperaturerange–压力条件pressureconditions–液体环境liquidconditions–成本cost•可与油管传送射孔配合使用cooperatedwithtubingconveyedperforating滑套流动短节定位密封总成密封筒封隔器密封隔离短节密封延伸筒油管密封短节生产油管productiontubing油管短节流动短节座入短节带孔衬管止动短节©2000威德福.Allrightsreserved.COMPLETIONSYSTEMS单层完井singlezonecompletion回接筒(PBR)tiebackbarrel•带双上密封筒封隔器能获得最大液流面积.gainthemostfluidareawithupperupperdouble-sealbore•封隔器上方的回接筒适应油管移动tiebackbarrelonthepackeradapttubingtravel–剪切释放定位器能一次起下钻安装水力座封封隔器shearactuatedreleasinglocatorcansethydrostaticsetpacker–大内径适合过油管射孔greaterinsidediameteradapttotubingperforation定位密封总成locatorsealassembly可取式封隔器回接筒retrievablepackertiebacksleeve锚定油管密封短节locatortubingpackoffnipple水力座封密封筒封隔器磨铣延伸筒变扣接头座封短节©2000威德福.Allrightsreserved.COMPLETIONSYSTEMS单层完井多层选择完井multilayerselectioncompletion•永久型封隔器用于多油层完井permanentpackeradaptstomutizonereservoircompletion–利用滑套进行选择性分层生产或停产selectivezonalproductionorshutinusingslidingsleeve–根据油管移动的需要,可以锚定也可以自由悬挂accordingtotubingreciprocationrequirements,anchororfreehang–在生产层段下入加厚油管,防止流体冲蚀油管heavyweighttubingsinproductionzoneavoidtubingerosion流动短节滑套密封筒封隔器密封延伸筒油管密封短节tubingpackoffnipple流动短节座封短节耐磨短节/加厚油管抛光短节polishednipple流动短节滑套密封筒封隔器密封延伸筒密封隔离短节油管密封短节油管短节止动短节生产油管©2000威德福.Allrightsreserved.COMPLETIONSYSTEMS单层完井标准双管完井standardizeddoublestringscompletion•允许不受层间干扰的分采allowuninterruptableselectiveproduction•为了安全起见，井口安装好后进行座封封隔器等作业forsecurity,setpackerafterinstallingwellheadequipment•允许修井作业的可回收式完井系统allowretrievablecompletionsystem•底部封隔器可以选用永久封隔器，完井时进行配管的定位器。Takebottompackeraspermanentpacker,流动短节座入短节流动短节流动短节流动短节滑套短管座封短节双水力式可收回双管封隔器座入短节流动短节投球式加压短节落球促动压力接头带孔衬管带孔衬管止动短节止动短节带销式油管鞋pintypetubingshoe座入短节耐磨油管/加厚油管weartubing//heavyweighttubing抛光短节滑套水力式可收回封隔器hydraulicretrievablepacker座入短节油管鞋©2000威德福.Allrightsreserved.COMPLETIONSYSTEMS单层完井多层双管选择性完井multilayerdoublestringsselectioncompletion•地层可以通过滑套选择开采selectivezonalproductionusingslidingsleeve•为了安全，可在井口安装完后对封隔器进行座封等作业forsecurity,setpackerafterinstallingwellheadequipment•水力座封式封隔器可以通过设定剪断销钉的值顺序座封sethydrostaticsetpackerusingsettingcoefficientofshearpin•用于修井作业的可回收式完井系统retrievablecompletionsystemforworkover座入短节滑套短管柱座入短节双管可收回封隔器伸缩接头安全接头座入短节抗磨油管/加厚油管抛光短节滑套安全接头反扣安全接头止动短节座入短节抗磨/加厚油管抗磨/加厚油管抛光短节抛光短节滑套滑套定位管密封总成密封筒封隔器座入短节油管密封短节密封筒封隔器止动短节©2000威德福.Allrightsreserved.COMPLETIONSYSTEMS可回收式生产封隔器retrievableproductionpacker©2000威德福.Allrightsreserved.COMPLETIONSYSTEMS可回收式封隔器retrievablepacker特点:•结构紧凑compactstructure•丁形槽控制，座封和解封简单T-slotcontrol,settingorreleasingeasily•剪切环辅助解封/右旋安全接头紧急解封/摇座式卡瓦,shearringsupplementaryreleasing,righthandsafetysubemergencyreleasing,rockertypeslip•能够在浅油层座封settinginshallowoilzone•有几种尺寸的大内径型(PADL-1)PAD-1张力座封机械式生产封隔器应用于生产、注水、层间隔离的经济型封隔器economicalpackerforproduction,flooding,zoneisolation©2000威德福.Allrigh