Industry Training Courses Subsea Systems to Floating

TRANSFERRING KNOWLEDGE TO THE NEXT GENERATION

Industry Training CoursesSubsea Systems to Floating Production Asset Management Training for the Next Generation

2Industry Training Courses

Course Presenter

CHARLES A REITH MSc, CEng

MARINE AND SUBSEA ENGINEER

• AssetandIntegrityManagement• KnowledgeTransfer• SubseaWellIntegrity• InspectionandMaintenance• InterfacewithSubsurfaceAssets


Introduction

TheTrainingPerformanceImprovementProgramisaninitiativedevelopedbySeafloConsultancyLimitedwhichhasbeenapproved,bytheSocietyofUnderwaterTechnology(SUT)andisprogressingtowardsfullaccreditationviaitsaffiliationwiththeInstituteofMarineEngineering,Science&Technology(IMarEST),todeliveramodulartrainingprogram,toboththesubseaoil&gasandmarineLNGindustries.

Allofwhichispartofthe(IMarEST)loggedcontinuousprofessionaldevelopment(CPD)trainingprogramforindividualsseekingtoregisterasprofessionalMarineTechnicians,orgainCharteredEngineer(C.Eng)orindeedMarinetoSubseaTechnologiststatus.

SeafloConsultancyLtdwasestablishedinAberdeenScotlandin2009andhasgrownintoanInternationalConsultancyCompany.SeaflohasdevelopedaconsultancyservicesagreementwithAddEnergyAustraliaDivisiontodeliversubseaoperationsservicesandtrainingtoOil&GasandLNGProjects.

ThesetrainingprogramsarepresentlybeingsupportedbyGRISimulationsofStJohnsNewfoundlandforclientsinAustralia,withaviewtoprogresssimilarofferingsintheUSA,UK,Azerbaijan,Mozambique,WestAfrica,Brazil,MiddleEast,China,VietnamandotherAsiaPacificlocations.Seaflocanassistwiththedeliveryandimplementationofclienttrainingprogramsandstandardsdevelopmentthroughcoursedelivery.Supportisavailablefortrainingcommitteeleadership,safetycaseforums,regulatorymeetingssuchasSUT/IMarESTworkshopsandclientdrivenoperationalassetworkshops.

SeaflohasalicensingagreementinplacewiththeSUTandIMarESTwithintellectualpropertyrightownershipforspecificModularTrainingDesigns.

Thismodulartrainingdesignandtrainingperformanceimprovementprogramcanbecustomisedforindividualforclients.

Subsea Light Well Intervention, Well Integrity Best practices and Drilling BOP to Well Testing Equipment Interfaces.


Course Modules

The course titles for the

four main modules are the following:

1Module 2

Subsea Assets, Inspections, Maintenance and Repairs

Module 1

Subsea Wells-Asset Life Cycle Operations,

Interventions

Module 3

Subsea & Marine Construction Management

Module 4

Subsea to Topsides Facilities on FPSO’s & FLNG Assets

2

3 4


Module 1 Objectives

Customergroupswillbeformedtodevelopknowledgeofsubseaoperationssupportingarangeofprojectandfielddevelopmentforoperationsengineers,fieldtechnicians,assetmanagementandmaintenanceengineers(companyOnshore-Offshorepersonnel) withspecialistsupporttraining.Thisisrecognisedindustrytrainingandacertificateofcompetencywillbeprovidedtoallcoursecandidates/delegateswhodemonstratethenecessaryskillsets,qualifications,experienceandknowledge.Thetrainingwillbecapturedaspartofthecontinuousprofessionaldevelopment(CPD)loggedtraining.

Module 1focusesonprovidingcandidateswithaknowledgeofplanningandsafeoperationsassociatedwithLightWellInterventionsandmaintainingsubseawells/assetintegrity,inlifecycleofoperations.Adurationof4 days(32hours)ofrecognisedloggedtrainingforthosewishingtopursueregisteredsubseaprofessionalengineerorchartered(subsea)engineerstatusultimatelycharteredengineer(C.Eng),marineorsubseatechnologistviatheSocietyofUnderwatertechnology(SUT)andtheaffiliatedlicensingagreementwithIMarEST.

Assessment:Eachcoursemodulehasspecificcompetencyassessmentmeasureswhichleadtoanexaminationonthefinaldayofthecourse.

- Day 1 -

Module 1 Contents• PlanningaSubseaLightWellInterventionprogram• Subseasimulatorsupportedmodelsofrunningandretrievaloperationsofsubseasafetypackages,subsealubricators,safewellentryonsubseaXT’s,wellisolations,barriertesting.

• OverviewofthedifferencesinRiser-lessWellIntervention(Wire-lineLubricator,RecoverableToolTrap)equipmentversusprogramswithpressurecontainmentriserbacktosurfacefromDynamically-Positioning(DP)-mono-hullmulti-purposesupportvessel,withmodulartowerandmoduledeckhandlingequipment.

• Welltesting,barrierandperformancestandardtestingofsafetycriticalelementequipment.

• Equipmentfamiliarity,pre-operationaldeploymenttestingprocedures.• Wellhandoverprocedures,permittowork(PTW),SimultaneousOperations(SIMOPS)field,safetyzonesandoperationalproceduresoverviewtocriticalsub-surfacecompletions,wellaccess,isolations,etc.

• Fullawarenessofsitesupervisionresponsibilitiesinaccordancewith(IWCF)InternationalWellControlForumpractices.

• AwarenessofNORSOK-D010WellIntegrityRecommendedbestpractices,wellbarriersandDNVstandards.

• SubseadrillingBOPequipment,ROVinterventiontooling,BOPInterventionSkidsperAPI53regulations,BOPrealtimeconditionperformancemonitoringandwelltestingequipmentinterfaces.

REF-NEXTGENERATIONSUBSEA&MARINEOPERATIONSENGINEERSTOTHOSEASPIRINGASSETMANAGERSTRAININGCOURSEMODULES


Module 1:Subsea Wells-Asset Life Cycle Operations, Interventions


Example:Fig 1SubseaRiser-lessLightWellInterventionProgramswithWellProductionImprovementEfficiencies.

• DiscussionaboutfaultySCSSV,lookatpotentialcausesandtroubleshootingsolutionscenarios

• Hydraulicsupplypressure• Mechanicalmechanismissues• Shutinthewell• Planningforsubsealightinterventioncampaign-impacttoproductionthisisahighproducerwell

• SCEissuesrecordedinSAPwithatrafficlightwarningindicators• Rootcauseanalysis,procedure-checklistcriteria• IncludesaworkshopsessiononAnnulusAtoBmonitoringviasubseawirelesssystemstechnologiesandhowtoinstallthesesystemstoexistingwells.

(OpenupthediscussionwiththeclasstoconsidertheconsequencesofnothavingaLightWellInterventionCall-OffContractsupportmechanisminplace.)



• IntroductiontoWirelessSubseaSensorsystemformonitoringWellIntegrityAnnulusA&B.

• PresentationsandupdatesonAPI17series,recommendedpractices,codesandstandards,BSEERegulatorychangescomingintoeffectfrom2021onsubseariserless(LWI)Systems.

• SubseaSimulatorWorkshops,classroomexerciseswillbeheldeachday,withloggedcontinuousprofessionaldevelopment(CPD)training,competencymatricesbeingheldonallcoursecandidates/delegates.



Fig 2Riser-lessSubseaWellInterventions

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Module1: Planning & Execution of Subsea Riserless Light Well Interventions

•  Subsea Light Well Interventions

•  Define the goal of this project

•  Define the scope of this project

www.seafloconsultancy.co.uk January 22, 2017 PAGE 9

Riser-less Subsea Well Interventions

!

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Module1: Planning & Execution of Subsea Riserless Light Well Interventions

•  Subsea Light Well Interventions

•  Define the goal of this project

•  Define the scope of this project



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3

Fig2.

Fig3VesselTypes,deploymentcapabilitybyInterventionCategory,Typewillallbepresentedanddiscussed



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Fig 3VesselTypes,deploymentcapabilitybyInterventionCategory,Typewillallbepresentedanddiscussed.





4

Fig4.0:

(SIL)SubseaInterventionLubricator,EDP,WCP

Figure5.0WellTractorToolscapturedinsimulatedinterventionmodels



Fig 4(SIL)SubseaInterventionLubricator,EDP,WCP



Fig 5WellTractorToolscapturedinsimulatedinterventionmodels

What are the Mechanical Suite of Intervention tools? Conveyance Services

UsingtheWellTractorwhichcandeliverwellinterventiontoolsandanother12servicestothedesiredlocationathighangleorwherefloworcompletiongeometrymakeconventionalconveyanceimpossible.

Mechanical Services

UsingtheWellTractorastheplatformandincorporatinganevergrowingnumberofproprietarytoolssuchastheWellStrokerandtheWellKey,clientisabletocarryoutanincreasingrangeofmechanicalinterventionsincludingshiftingslidingsleeves,changingoutGLVsinsinglerun,pullingorsettingplugsandmore.

Milling Services

UsingtheWellTractor,ifrequiredandproprietarytoolssuchastheWellMillertomillscalebuildup,whilestillflowingthewellallowsclienttoincreaseproductionfromwellswithrestrictedproductionboresaswellasmillingmalfunctioningvalves,glassplugs,nippleprofiles,cementplugsandotherobstructions.

Clean Out Tools

UsingtheWellTractorifneededandWellCleaner,clientcanremovedebris,cleansubsurfacevalves,mandrelsandprofiles;performcompletioncleaning,sandbridgesandfracturecleanup,allone-line,withoutcoil.





Surveillance

RunincombinationorstandalonetoolssuchastheWellFlowImagerandtheWellHardwareScanner,Welltecisabletocarryoutarangeofwelldiagnosticsandtoconfirmmechanicalserviceshavebeenperformed100%(e.g.:confirmwaterflowisstoppedaftershiftingslidingsleeveinsamerun).

Subsea Intervention

AboveMechanicalsuiteofInterventiontoolsenableupto90%ofinterventionrequirementstobemetthroughe-lineintervention–henceenablingtheuseofRiser-less(RLWI)technologytoenhanceproductionandlifeofsubseawells.



7

Fig6:*CourtesyofOceaneering,IntVessel:DeckLayoutOptionswithCoiledTubingunitandsubseainterventionstimulatormoduletasks/operations

Fig 6 *CourtesyofOceaneering,IntVessel: Deck Layout Options with Coiled Tubing unit and subsea intervention stimulator module tasks/operations.





8

Fig7:RLWIInterventionUnitswithDeep-waterSpecification*CourtesyofOceaneering,int

Systemsincludetopsidefluidhandlingequipment,fluidconduits,slickline/wirelineunits,andasubseawellcontrolpackage.Thesystemscanbeusedtoperformthefollowingtypicaldown-holewellinterventionsonhorizontalandverticaltrees:

Fig 7 RLWI Intervention Units with Deep-water Specification *CourtesyofOceaneering,Int

Systemsincludetopsidefluidhandlingequipment,fluidconduits,slickline/wirelineunits,andasubseawellcontrolpackage.Thesystemscanbeusedtoperformthefollowingtypicaldown-holewellinterventionsonhorizontalandverticaltrees:

• Wellstimulationandremediation• Crownpluginstallationandremoval• Real-timewellboreloggingduringproduction• Throughtubingcastironbridgepluginstallation• Plugback• Temporaryplugsettingandrecovery• Sleeveshiftingandfishingoperations• Straddleisolation/tubingpatches• Plugandabandonment• Deploymentofspecialiseddown-holediagnosticandremediationtoolingviaslicklineorwireline(e-lineandbraided).





Fig 8 SIL Lubricator, WCP& EDP stacked in handling tower



Fig 9 Pre-deployment deck testing The Subsea Intervention Lubricator (SIL)is made up of key elements:

• Subseastuffingbox/greaseinjectionheadc/wOWL&gatevalve• Slickline–staticsealonrubberpacker• E-line–dynamicsealusinggrease• Riser/lubricatorsection• LRP/EDPassemblyc/wgatevalve&wirelineBOP’sblindramandshear/seal–wellcontrolpackage

Key features that exist in the GRI Simulations are referred to as the “Objective Overlay “.ObjectiveOverlayisatoolthathelpsguideandevaluateindependentlearning.ItisacentralapplicationoftheVROVsystemthatdescribesmissioninstructionsandcompletionstatusinhighlightedtextastheuserprogressesthroughamission.Usingpre-scriptedROVdiveplans,whicharecreatedforeachmission,thisprogressiveinstructionensuresthattrainingpointsarecompletedinaspecificorderasROVdiveplanobjectivesupdateon-screenasamissionprogressestoshowtheLastCompleted,Current,andNextObjectives.Studentsmaythereforeprogressthroughtheobjectivesofascenariowithoutsupervisoroversightorguidance.

Simulator Examples:Toaidtheinstructor,summaryreportsaregeneratedforeachstudent,whicharesavedinasecurePDFformat,andcomparecompletionratesandtimesofpilots.Usingindividuallog-in,metricslike“timetocomplete”etc.areloggedsoyoucantrendperformanceforanindividual.







Fig 10Example: Summary Report ROV Intervention, tasks

- Day 2 -

Morning Session: Introduction and complimentary aspects of reservoir performance issues, areas of wider consideration, for achieving increased production well recovery rates.

• SubseaWellsandreservoirlifecycleperformancefactors• ReservoirFluids,wellclean-upactivities• AdvancesinIntelligentWellTechnologyatreducedCAPEX-OPEXcosts• Wellreal-timedata–conditionperformancemonitoringtechnologies• Differentregionalsubseaenvironmentsremotelocationswithlongsubseatiebackstoshore,deep-waterwatersandcolderconditions

• UnderstandingtheWellTestingequipmentoptionsandwelltestsystemrequirementsbetweenwellwork-oversandperiodicsubsea(LWI)campaigns

• Workshop Example: Safety / Reliability / Operability:ofFMECAanalysisonSubseaBOP,HPPT/TTPressure+Temperaturesensors,availabilityperformance.IndependentDesignReviewCertification(IRC),linkstoOREDADatabaseandunderstandinghowtoobtaintheminimum,ReliabilityAssuranceDocumentation(RAD)arequirementofAPI-RP-17N.

11

Example:SummaryReportROVIntervention,tasks

Day2

MorningSession:Introductionandcomplimentaryaspectsofreservoirperformanceissues,areasofwiderconsideration,forachievingincreasedproductionwellrecoveryrates

• SubseaWellsandreservoirlifecycleperformancefactors

• ReservoirFluids,wellcleanupactivities

• AdvancesinIntelligentWellTechnologyatreducedCAPEX-OPEXcosts

• Wellreal-timedata–conditionperformancemonitoringtechnologies

• Differentregionalsubseaenvironmentsremotelocationswithlongsubseatie-backstoshore,deep-waterwatersandcolderconditions

• UnderstandingtheWellTestingequipmentoptionsandwelltestsystemrequirementsbetweenwellwork-oversandperiodicsubsea(LWI)campaigns

• WorkshopExample:Safety/Reliability/Operability:ofFMECAanalysisonSubseaBOP,HPPT/TTPressure+Temperaturesensors,availabilityperformance.IndependentDesignReviewcertification(IRC),linksto

Summary Reportsareparticularlyvaluable,intheirabilitytoverifypilotperformancewheredirectsupervision,isnotpossible.Somefunctionsandapplications:

• PilotIdentifier•TaskList•TimeStamps• AutomaticTaskCompletion•Verification•EnvironmentalConditions• LevelofDifficulty•PersonalandSupervisorVerification





Fig 12BOP P/T Sensors - obtain key personnel’s understanding of production applications.

Subsea BOP –HPHT requirements, electronics, dual-redundancy, increasing offshore safety in harsh deep-water environment

Open Workshop discussions with Engineering,QA/QCteam,schedule.UnderstandingofrequirementsRef-API-17Dsupplementary+SubseaBOPequipmentinterfaces.

12

OREDADatabaseandunderstandinghowtoobtaintheminimum,reliabilityassurancedocumentation(RAD)arequirementofAPI-RP-17N.

WorkFlowDiagramDNVGuidelines+RecommendedPractices-RP-0002+LloydsRegisterBOPRiskreview,FunctionalBlockDiagram+FaultTreeanalysis

BOPP/TSensors-ObtainKeyPersonnel’sunderstandingofproductionapplications

SubseaBOP–HPHTrequirements,electronics,dual-redundancy,increasingoffshoresafetyinharshdeep-waterenvironment

OpenWorkshopdiscussionswithEngineering,QA/QCteam,schedule.UnderstandingofrequirementsRef-API-17Dsupplementary+SubseaBOPequipmentinterfaces.

Fig 11 Work Flow Diagram - DNV Guidelines, Recommended Practices - RP-0002 and Lloyds Register BOP Risk review, functional Block Diagram and Fault Tree analysis.

13

BOPP/TSensors-ObtainKeyPersonnel’sunderstandingofproductionapplications

SubseaBOP–HPHTrequirements,electronics,dual-redundancy,increasingoffshoresafetyinharshdeep-waterenvironment

OpenWorkshopdiscussionswithEngineering,QA/QCteam,schedule.UnderstandingofrequirementsRef-API-17Dsupplementary+SubseaBOPequipmentinterfaces.





Explain Seaflo Access Agreement to OREDA database - subsea equipment datasets, data collection software. + Maros FMECA + RAM analysis software, Joint Industry Projects Managed by DNVGL in Oslo, Norway.

Examples: Extract from a subsea workshop of subsea well testing best practices and equipment interfaces will be explained;

Deepwater Geoscience Environments• Pressure,stability&wellboremanagement• ReservoirsFluidsplayakeyroleindesigningandoptimisingwellcompletions.Hence,advancedFluid-AnalysisTechniqueswillbepresentedanddiscussedwithinthissession

• Examples:UKCSNorthSeatoDeepwaterSubseaMultiPhaseProductionPumpingModule.

Consider, how to incorporate HPHT (API 17TR8 ) schedule with BOP condition monitoring reliable sensors + BOP accessories Key FeaturesAPI3-1/16&4-1/1615kto20kmpsiratedFlangeVersionHUBVersionsalsoneedtobemadeavailable:





- Day 3 & 4 -Morning Simulator Sessions with Case Study examples and class room workshop discussions on both days.

Example: Simulator Session – Scenario 1 willincludevesselpositioning,SIMOPS,modularinstallationsteps,ROVchecks,towellaccessandpressurecontrolwellbarriertesting,inaccordancewithIWCFbestpractices.

Examples: using multi-vessel SIMOPS,*CourtesyofTotalDeck layouts of intervention support packages.

Day 3 (PM) Sessions Examples: of procedures and training simulator competency assurance, verification checks.





Fig 13 *CourtesyofIslandOffshore&Client GRI Sub-Surface Simulatorwith Subsea (LWI) Light Well Intervention models.





Fig 14 Subsea Light Well Intervention, Well Control Safety Package

Fig 15 Subsea Well Control Package Schematic deployed on Horizontal XT





• EquipmentDeploymentTesting,PressureControlChecks• IWCFProceduralChecks,BarrierTesting• WellHandoverProcedures,CheckLists,ClientSpecificRelevant Regulations

& Safety Standards•NorwegianPetroleumRegulations(NPD),+PetroleumSafetyAuthority(PSA)•NorsokStandardD010•NorsokStandardD002•ISO13628-4,6&7

• API6A+17Series• InternationalWellControlForum(IWCF)PressureControlandequipmentcertificationrequirements.

Norsok D_010 Example: Subsea Well Schematic, Surface Controlled Subsurface Safety Valve *(SCSSV) to Subsea HT XT Interfaces barrier philosophy, periodic leak-off testing of SCSSV’s

Fig 16 Open to Close Hydraulic Control line Interface to SCSSV





Fig 17 SCRAMS® Surface Controlled Reservoir Analysis and Management System *CourtesyofHalliburton

TheSCRAMS®systemisafullyintegratedcontrolanddataacquisitionsystemthatallowstheoperatortoremotelycontrolthewellboreandobtainreal-timepressure/temperaturedataforeachzoneandwellproductionperformancereal-timedata.Thisdatafeedbackandaccurateflowcontrolcapability,allowstheoperatorteamstooptimisereservoirperformanceandenhancereservoirmanagement.

TheSCRAMS®systemisidealforonshore,platform,andsubseaapplicationsandistypicallyusedtocontroltheHS-ICVvalveforprecisecontrolofflowintooroutofareservoirinterval/zones.

Features• Canbeusedtocontrolinfinitelyvariablehydraulicflowcontrolvalves• Capableofinterfacingwithmultiplesubseacontrolvendors• Infinitelyvariablecontrolvalvepositioning• FlowestimationderivedfromfundamentalmetrologyBenefits• Optimisereservoirperformancebycontrollingmultiplereservoirswithoutintervention





• Enhancereservoirmanagementthroughreal-timedataacquisition• Remotelycontrolthewellbore• Obtainreal-timepressure/temperaturedataforeachreservoirinterval• Steeraroundfaultsforcontinuedfunctionality,usingfullredundancycapability• Controlmultipleintervalsfromonlyoneofthetwoelectro-hydraulicflatpacksthroughmulti-dropfunctionality*Typical Features of Sub-Surface Hydraulic Flow Control Devices Fig 17 Accelerate initial production; control OPEX with intelligent hydraulic control devices. Designingacompletionwithintelligentvalvesandsensorswillhelpbetterunderstandthereservoir,whichpaysoffwithacceleratedandmaximisedinitialproduction.Duringthelifeofthewell,expensesarekepttoaminimumbecauseofloweroperatingandinventioncosts.Flow control without interventionwhetherproducingfromorinjectingtomultiplezones,thehydrauliccontroltoolswillenablebettercontrolflowwithoutinterventionandbecausethesystemsaresoefficient,afieldrequiresfewerwellsformajorsavingsindrillingandcompletioncosts.Themarketoffersseveraltypesofintelligenthydraulicflowcontroltools.TheHCM hydraulic sliding sleeveisusedinconjunctionwithpermanentgaugesforaccurateinterpretationofreservoirperformance.Itprovidesamonitoringandcontrolsystemtoshorten“detectandrespondcycle-times”inchangingdownholeconditions.Thisresultsinoptimisedproductionandrecoverablereserves.TheHCMsleeveisouroriginalhydraulicsurfacecontrolledslidingsleeveforselectivezonalcontrolwithouttheneedforintrusiveintervention.TheHCM-A adjustable chokeisanadjustableversionoftheHCMsleeve.TheInForce HCM-A GL valveisamulti-position,surface-actuateddownholevalvethatartificiallyliftsorunloadsthewellwithouttheneedforsurfaceinfrastructure.TheInForce HCM-S valveisamulti-position,surfaceactuateddownholevalve.It’sprimarilydesignedforcommingledflowapplications.Thisprovidestheabilitytocontrolproductionorinjectionratesintoselectintervalswithouttheneedforintervention.TheHCMPlus valvehasthewidestrangeofapplications,includingdeep-waterunconsolidatedformationswithmultiplezones.Thishighlyreliablevalveissuitedforbothoffshoreandland,casedandperforatedwells,ESPapplications,andmultilateralwells.

Decrease or Increase lift level style

“Case Study ”

Video of Access Issues While Attempting to Run Through the Downhole Safety Valve

A deepwater Gulf of Mexico operator began Gas Lift Valve Change Out operations with the intent to optimise production in a producing well. The operation encountered access issues while attempting to run through the downhole safety valve.

Withthememorycameradeployedonslicklineandpositionedonefootabovetheflappervalve,theoperatorattemptstocycleopenthesafetyvalvefromthesurfacewhilethecameracapturestheaction.Thestunningclarityofthewell





boreconditionshavebeenachievedbysimplyshuttingthewellinandinjectinggastodisplacingtheoilcolumnbelowtheflapperofthesubsurfacesafetyvalve.Withnoindicationatthesurfacethereareanysafetyvalveproblemsbutdownholetoolsstackingoutinthevalve,theoperatorwaskeptguessingonhowbesttoaddresstheproblem.ThisVideooftheMonthcasestoryillustrateshowbeingproactiveanddeployingEV’sMemoryHDdownholecameraresultsinknowingthenextbeststeptocontendwiththeissue.Thecamerarecordstheactionoftheflowtubemovementashydraulicpressureisapplied,pushingitdownwarduntilitfinallymakescontactwiththeflapper.

Oncethecontactismade,theflapperisseenbecomingslightlymisaligned,possiblyduetoabrokenorbenthingeassembly,anditcannotopentoallowwellboreaccess.Inresponse,theCustomerchosetorectifytheproblembyrunninganexplosiveknockouttooldesignedtoshattertheflapperintopiecessmallenoughtofalldownholeandtherebyremovetheobstruction.

Thecustomerdecidedtoverifythecompleteremovaloftheflapperinapostinspectioncamerarun.Inthenextrun,wecanclearlyseethattheexplosiveprojectilewasfiredsuccessfully,however,itdidnotcompletelyshattertheflapperashoped,butinstead,shotaholethroughthemiddlesection,leavingremnantsaroundtheoutsideedgesthatcouldcauseproblemswithsubsequentrunsEV’sVideodataenabledthedecisiontobemadequicklytocontinuetoproducethewell,andreturninthefuturewithcoiledtubing,tomillouttheremainingflapperremnants.Additionally,EV’sIntegratedVideoCalipertoolcanberanafterthemill-outiscompletedtoinspecttheconditionofthedownholesafetyvalveanditsprofiletoassessanydamagepossiblycausedbythemillingoperation.

Additional Info;

• Region:GulfofMexico• Topic:Intervention• Month:February• Year:2018• Content Type: Video• Video of Access Issues:https://tinyurl.com/ya7ur562





UPLIFT WELL INTERVENTION P&A & DECOMMISSIONING

WaterShut-Off Wireline

GasShut-Off Thru-Tubing

GasLift Workover

MechanicalIntegrityRepairs Milling

ScaleRemediation PullingofDownholeEquipment

Stimulation WellboreCleanout

ConductorRepairs PlugSetting

AnnularIntegrityRemediation Cementing/CementSqueeze

WellEvaluation DownholeDiagnostics/Evaluation

Shut-InReinstatement SlotRecovery

Side-Tracks CriticalIntegrityRemediation

ESPChangeOut PlugandLubricate

HydraulicWorkover PlugandAbandonment

RiserlessLightWellIntervention RiserlessLightWellIntervention

PumpingAcid/Foam

HydraulicFracture

Re-Perforation

FishingTools

DownholeDiagnostics/Evaluation

Table 1 Thislistisexemplary,andbynomeansexhaustive

Practical Example of*StatoilpublishedNorwegianSectorSubseaWells:• UltimateOilRecovery(UOR)• UORSubseaCompletedWells<35%• UORPlatformCompletedWells>50%(somefields>70%)• IfOilRecoveryisincreasedwithonly1%,thismeansapprox.5billionNOKextraprofitperyear.(NorwegianContinentalShelf)Statoil,byexamplehassetworld-leadingtargetsforrecoveryfactor,withagoalof65%asanaverageforplatformoperatedfieldsand55%fromsubsea-operatedfields.

ThebelowreferencedTableoutlinesanumberofreasonsforLightWellInterventions.





Close Out Discussions

SUT, Criteria - Summary

Thecourseinstructor(s)willuseanassessmentguidelineofknowledgeretentionacrossthesubjectspresentedandthedelegate/sresponsestoquestionsandparticipation,togetherwithasummarynote,thatwillbeonthedelegate’scoursenotes.

Anassessmentpanel,endorsedbytheSUTCouncil,willscrutinisetheapplicant’ssubmissionwhenanindividualisreadytosubmitanapplication.

Theloggedmodule(s)willbetrackedonanindividual’sportfolioascontinuousprofessionaldevelopment.Takingfullaccountandrecognitionoftheindividual’syearsofexperience,skillsetsandcompetenceateachstage.

TheSUTpanelmeeteverysixmonthsandsuccessfulapplicantswillbeplacedonthelistingandinformedbyemailandletter.Unsuccessfulapplicantswillbeinformedofthereasonsfornotqualifying.TheRegisterofSUTaccreditedSubseaEngineerswillbepublishedontheSUTwebsite.

Personal Impact-Competency Management Portfolio

• KnowledgeandSkillsTransferfromhighlyexperiencedinstructors• Competencyskillsgapwillbeidentifiedwithadditionallearningontheagreedgaps• KeyperformanceIndicatorswillbecapturedandareasofimprovementswillbeworkedon

• RecommendedAdditionalLearningPlanswillbecapturedforeachparticipant• Competencygapswillbediscussedanddevelopedandapersonaldevelopmentplanwillbepreparedthathasrecommendedcontinuousprofessionaldevelopment(CPD)widerlearningtoachievetherequiredprofessionalstatusofanInternationalrecognizedSubseaEngineer.






Table 2 Competency Matrix-Check Lists

Ref:Example:CompetencySkillsGap-MatrixwillbedevelopedwiththeparticipantsandalignedtoanImprovedLearning&DevelopmentprocesswiththeSUTstandards.

Example: of documented competency levels in table above.

DelegateswillworkthroughvariousaspectsofmeasuredCompetencyLevelsacrossSix(6)areasofexperience:

• Subsea Wells, Completions,Interventions,WellIntegrityLifeCycleMaintenance• Subsea (IMR), asset life cycle operations• Subsea-Construction/Installation–(SURF),ROV’s/ROVTooling/Interventions,AUV’s/AIV’sSubseaSurveillancepracticesandapplication

• Subsea Operations or Asset Engineers,applyingcosteffective,LEANpractices,improvedtechnologiessuchasreal-timeconditionperformance/monitoring(CPM),SubseaWirelessbandwidths/Acoustics

• Asset Integrity Managementandlifecycleriskassessments.UseandapplicationoftoolssuchasWellMaster

• MaterialsManagementtoLogisticsSupportSpecialists• SubseaReliabilitySpecialists(FMECA)and(RAM)analysis• FlowAssurance+Process+Reservoirperformancetopics• AssetManagement,RegulatoryandHSEcriteria• Subsea to Marine Technologists, (R&D) Research & Technology Developments• FPSO-FLNG Construction to Operationssupportrolesalignedwithlifecyclesubseainterventions,lifecyclewellsproductionperformance.

Documents

Industry Training Courses Subsea Systems to Floating