高承载动力电缆投捞电泵在渤海油田的应用

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中图分类号：TE358.4；TE933.3 文献标志码：A 文章编号：1000-7393（2025）-02-0218-07

Abstract：Duetoinvestmentrestrictionsitheearlystagesofolfelddevelopment，someblocksinBohai Oifieldaredeveloped using platforms without workoverrigs.With the platforms without workoverrigs，there existproblemssuchas dificulty in ispecting pumps after lying in the welland high maintenancecosts. After conducting researchonthe pump inspection processof existing nonworkoverrigplatfoms，ahighloadcableretractiondevicewas designed toreplacethepowersourceof te workoverrigbasedonthe platformdesignloadandspacelimitations.Combined withthelatestrodlessfishing technology，anovelpumpinspectiontechology suitablefornon-workoverigplatfors，amelyighload-bearingpowercablefsngelectricpumptechnologywasdevelopedThis articleintroduces thepipecolumncomposition，technical principles，andapplicationscopeofthehighload-bearing powercable fishingelectricpumptechnology.Keyequipmentsuchascableretractiondevice，flowheadfshngsecuringbridle，anduderground connection workingcyliderhavebeendeveloped.InOctober2023，thefirst highload-bearingpowercablefishingelectricpump was successfullyimplemented inWellF1HinBohai Oilfeld.AsofNovember2024，thiswellhadbeenruningsteadilyforover400 days.Practicehasshownthatthehighload-bearing powercablefishing electric pumpcanbeaplied to non-workoverrig platforms， and maximize theutilizationrateofoilwellsonnon-workoverrig platformsas wellasquicklyrestore oilfield productioncapacity which demonstrate the bright future of this novel technology.

Key words： Bohai Oilfield; power cable; fishing electric pump; non-workover rig platform

0 引言

渤海油田位于渤海海域，是我国海上石油天然气资源的最大生产基地，有辽东、石白坨、渤西、渤南、蓬莱5个构造带，总资源量在120亿 m3 左右。（剩余9670字）