Using Norwegian subsea technology in offshore...
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Using Norwegian subsea technology in offshore wind Norwegian Offshore Wind Cluster October 31 st , 2017
Transcript of Using Norwegian subsea technology in offshore...
UsingNorwegiansubseatechnologyinoffshorewindNorwegianOffshoreWindClusterOctober31st,2017
Aboutus
• Scanmudringisagloballeaderinthedevelopment,manufactureandopera<onofadvancedsubseaheavymachinery• Wespecialiseindredging,excava@onandconstruc@onworkfortheoil,gasandrenewableenergyindustries,providing
unparalleledopera<onalexper<seandasolu<ons-orientatedapproachtocomplexassignments• Ourcorebusinessisremovalorreloca@onofanytypeofseabedsoilorobjectsclosetoliveorfuturesubseainstalla<ons• Scanmudring’sservicesareasflexibleasthechallengesourcustomersface.Weoffereverythingfromcomprehensive,full-service
solu<onsperformedbyourhighlyskilledoffshorepersonnel,tosimple‘plugandplay’equipmenthireforindustry• Ourfocusisonprovidingtheserviceyouneed,fortheresultsyoudemand,oneveryassignment,everywhere
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Adeepercommitment
• HQ:Mandal,Norway– 14employees
• Other:St.John’sCanada– 2employees
Aboutus
• Fromorigintowherewearetoday:– In-housedevelopment– Offshorefromyear2000,mainlyNorthSea&Europe– 2016:25%ofturnoverfromOffshoreWind– 2017:11%ofturnoverfromOffshoreWind
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Adeepercommitment
1985«Brøyt» 2000Scanmachineno1 2012Scanmachineno4
Aboutus
• Scanmudringisatruespecialistwithinanultra-nichearea.Wearededicatedtoprovidinginnova<veandreliablesolu<onsthatarerobust,reliableandversa<leenoughtomeetthemostdemandingsubseachallenges
• Fromourstate-of-the-artworkshops,
officesandtestquayfacilityinMandal,SouthNorway,wedevelopandcon$nuallyimproveonauniquerangeofhigh-precisionproprietaryequipment.Thisgivesusthetechnologicaledgethatindustryleadersdemand
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Thepowertomove
Design&Engineer
Operate
Fabricate
Maintain
Con@nuousimprovement
ScanmachinefromScanmudring
• Provenland-basedtechnologytransferredtotheseafloor• Launchedandrecoveredbyvesselcranetoagreedstar<ngposi<onandworkingarea• StandalonesystemindependentofROV/Diverassistancetooperate• Opera<onishighlycontrolledthroughthemonitoringsystem,whichsupportsprecisionworkandaccurateresults,especiallywhen
workingincloseproximitytosubseaassets,oriftheworktaskrequiresleveling/shapework– Referencepoint/surfacewithintheworkingareaisrecommendedtoassurecorrectdepth– Layerbylayerisdredgedun<ltargetdepth– ComparedtoROV/Diverstheexcavatorisnotaffectedbycurrentonceit’sonseabed,norbadvisibility.Tolerancesdownto
+/-2-3cmhavebeenachievedsubsea“workinginblind”
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Reliable,preciseandpowerful
Scanmudringoperatorsincontrolroom Operatorsview;Monitoringsystemandcameras
Onshoretoolingopportuni@es
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Scanmachinespread
• ThespreadsareflexibleregardstodecklayoutandwouldsuitonmostnorthseaOCV’s
• WhenvesselisdecidedScanmudringwilltogetherwiththevesseloperatorassurethebestlayout
• Therequiredwoodenlandingareais10x10mforthe13Teand10x15mforthe20Te
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Twosizes
Sheave Winch
PowerContainer ControlContainer
SCANMACHINE
Scanmachineservices
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Spudcanprepara<on Decommisiong;drill-cut,debrisremoval,dredgingpriortocumng
Leveling
Pipelinede-burial Trenching Dredginginsidestructures
OtherequipmentporWolio
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Standalonedredge ScanHub
ROVdredge ScanArm(ROV-manipulatorarm) Grabb
ScanROV
Whyoffshorewind?
• Inrecentyears,therehavebeenmajorchallengesinScanmudring'sprimarymarket,oil&gassector,whichhasforcedustoac<velyseekingnewmarketopportuni<es
• Thecompany’sstrategyforenteringandgrowingpresencewithin
theoffshorewindsectorhasinvolvedleveragingexis<ngnetworkswithintheoilandgasindustryANDpresen<nghowexis<ngtechnologymaybetransferredtotheoffshorewindmarket
• Scanmudringhasfoundthatsuccessinoffshorewindcorrelateswithahighleveloffront-endnetworkingandtenderingeffort–havingagoodunderstandingofupcomingprojectsandthekeystakeholdersisimpera<ve
– THISISCHALLENGINGINANEWMARKET!
• Havingasolidtrackrecordandproofofconceptcapabilityisessen<al.Thedemandsofopera<nginoffshorewindarehighbuttherecogni<onofajobwelldoneisatthesame<meaninspira<ontotheorganiza<ontostayfocusedandtokeepdevelopingnewandinnova<vesolu<ons
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Background
KeyPlayers
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Oil&Gas OffshoreWind
Scanmudringservicesinoffshorewind
• Priortoinstalla<on– Seabedprepara<ons/levelingpriortoinstalla<onofGBSbasedturbines– Seabedprepara<ons/levelingforjacketinstalla<ons– UXOprojects
• Postinstalla<on– Trenchingi<neraries,especiallyinchallengingsoilcondi<onsorifthereare
restric<onsonseabedinterference(likeinUK)– Relocaterocksforscourprotec<oninareasnotaccessibleforarockdumper– Soilplugremoval(monopiles)
• Opera<onal/Maintenance–Cableextension,cablerepair– reloca<onofscourprotec<on(gravel,largerocks)– Dredgingtoexposetrenchedcable– Reinstatementofrockandseabedmaterial(UKrestric<ons)
• Decommissioning– Reloca<onofrock/seabedaswellascumngservices
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Scanmachineservicesthroughoutthelife@me
Seabedprepara@onpriortoGBSinstalla@on
• Therearemoreandmoresuppliers,inNorway,Denmark,EnglandandGermany,whohavedesignedGBSsolu<onsforoffshorewindturbines.AGravityBaseStructure(GBS)isaconstruc<onthatstandsontheseabedofitsownweight.Theprepara<onoftheGBSplaxormisbasedontechnologyfromtheoilandgassector,butwhatdis<nguishesthisplaxormfromotherplaxormconceptsisthatitistowedintoposi<onbeforeitislaiddownontheseabed.
• TheNorthSeaconsistsofvaryingtopographyandtypeofseabed,aswellasaroughandhashweathercondi<ons,whichischallengingduringGBSinstalla<ons.Thisrequiresagreatdealoffine-tuningoftheseabedtoensureastablefounda<onandtolerance.
• InFinland,condi<onsfortheoffshorewindpowerproduc<onaredifferentcomparedwith,forexample,theNorthSea,sincethecoldandicycondi<onsrequirespecialtechnicalsolu<ons.
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GravityBasedStructures:
Seabedprepara@onpriortoGBSinstalla@on
• ScanmudringwascontactedbyJanDeNulwhohadexperiencedoneGBSinstalla<onproject,whichhadmadethemsearchformoreeffec<vemethodsofseabedprepara<on.Duetotheicecondi<onsmen<oned,seabedprepara<onrequirementswasdownto2-3cmwithin12radiusoneachGBSloca<on.JanDeNulwaslookingto
– Avoiduseofconcretetostraightenoutthearea,thussavingastepintheiropera<onaswellasexpensesforconcrete,vesselhoursetc
– Limittheuseofdiveropera<ons
• Scanmudringareasflexibleasourclientdemands– Scanmachineno4wascustomizedwithmore
automatedfunc<onalityformaneuveringthemanipulatorarm.This,incombina<onwithanewspecialrollinglevelingbladewith<ltandsemi-automa<cfunc<ons,ensuredtherequirementsof+/-2cmwereachievedinstrongcurrentandbadvisibility
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Project:TahkoluotoOffshoreWindfarm,Finland
SuomenHyötytuuliOyhasbuilttheworld’sfirstoffshorewindfarmdesignedfordemandingicecondi@onsinTahkoluoto,Pori,Finland.
Seabedprepara@onpriortojacketinstalla@on
• SOW:– Levelinga77mlongcorridorprior
toinstalla<onoftwojackets– Livecablerequiringcontrolled
opera<on• Tool:
– levelingnozzleandangledexhausthose
• Themarkedareainthepost-surveyhasbeenleveledbyaScanmachine,theremainingbyaHopperdredge.Thisvisualizeshowtheprecisionandtolerancespossiblewiththissubseaexcavator.
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Project:DolwinIII(TenneT)
Reloca@onandreinstatementofscourprotec@on
• SOW:– Removerockarmourfromnew
route,createspaceforpull-inofnewcable
– ReinstaterockarmouronthenewCPS
– Nodredgingpermizedonoriginalseabed
• Tool:– Bucketwithgripper
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Project:BurboBankExtension(Dong)
Rockinstalla@oninsidejacket
• SOW:– Fill/Pumpgravelinsidethesubsta<onjacket.Therockwaspre-dumpedbyarockinstalla<onvesselpriortothe
offshorecampaign.ThemethodstatementwasfortheScanmachinetoworkwiththepre-dumpedlumpsofgravel,havetheexhaustconnectedtotheScanCrawlerworkinginsidethestructureplacingtherockdump.Knownrisk:Strongcurrentandbadvisibility
• Equipment:Scanmachineno3andScanCrawler,bothwith12’’sizeejectorandexhausthose• Tool:Suc<onnozzlesonbothequipment,exhausthoseforconnec<onofthevehicles
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Project:DudgeonWindfarm/UK(Statoil)
NewsfromScanmudring:HeavyDutySoilPlugRemovalTool
• 80%oftheOffshoreWindinstalla<onsareMonopiles
• In2017ScanmudringdevelopedtheScanROV–aspecialdesignedhubwithadvancedposi<oningsystemthatareflexibletohandleavaria<onsoftools,includingasoilplugremovaltool
• Useoflandbasedaugertechnologytomechanicalloosenthehardsoilinsidetheplug
• Telescopiccylindertoreachthesoilinsidethepile,givethepossibilitytoremovesoilfrom2–20mbellowtopofpile
• UseofScanmudringwellprovenejectorsystemtotransportsoiloutofpile
• Useofwaterjemngtocleanthepilewallandtoremovesoiliftheaugerdiameterissmallerthanpilediameterduetoenteringobstacleslikepinboltsetc.
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ScanROV-HD-SPRT
Summary
• Webelievewearejustgemngstartedservingtheoffshorewindmarket.Scanmudringhascarriedoutanumberofprojectswhichhasallowedustostartbuildingupauniquebankofknowledgeregardingthespecificchallengesofdeployingwindassetsacrossanumberofdifferentseabedcondi<ons.
• Clientfeedbacktodatehasbeenexcellent,andthishasresultedinScanmudringexpandingitslifecycleofferingwithcustomersincreasinglyaskingforinputatthepre-planningaswellasexecu<onphaseoftheproject.
• Scanmudringhasfoundthatsuccessinoffshorewindcorrelateswithahighleveloffront-endnetworkingandtenderingeffort–havingagoodunderstandingofupcomingprojectsandthekeystakeholdersisimpera<ve.Thecompanyhasfoundthatsuccessfulsuppliersarethosethatensureahighlevelofqualityandaddvaluetotheclientatall$mes.
• Thecompanyhasalsofoundthathavingasolidtrackrecordandproofofconceptcapabilityisessen<al.Thedemandsofopera<nginoffshorewindarehighbuttherecogni<onofajobwelldoneisatthesame<meaninspira<ontotheorganiza<ontostayfocusedandtokeepdevelopingnewandinnova<vesolu<ons.
• Weares<lllookingforinforma<onon– newprojects– whoarethekeyholders– restric<ons
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Wheredowegofromhere?
Thankyouforyouraien@on
Scanmudring.no
