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OMPSERV CES BVCONSULTANT FOR OFFSHORE, MARITIME & SPM ENGINEERING AND SYSTEMS
Design, Engineering, Procurement and Construction Services
OMP Services BVWesterschans 12352 DK LeiderdorpThe NetherlandsPhone: +31 715892406E-mail: [email protected]
SINGLE POINT MOORING
Your partner
OMPSERV CES BVCONSULTANT FOR OFFSHORE, MARITIME & SPM ENGINEERING AND SYSTEMS
The Single Point Mooring ( SPM) system consists primarily of:
• APiledPLEMincludingaslidingpipingsectionwithHydraulicOperatedBall Valves.• A 6 leg equally-spaced anchoring system.• AnSPMBuoy(turntablebuoy)consistingof: o Abuoybodywithcentrewell o Aturntablelocatedonthetopofthebuoybody o Rigidpipingincorporatingacentralpipeswivel,butterflyvalvesand flexiblejoints.• Twosubmarineandfloatinghosestrings;• Dualmooringhawserarrangement,includingancillaries.• AnhydraulicaccumulatorsystemtooperatethePLEMvalves;• AnumbilicalbetweentheBuoyandthePLEM;• Hoisting,maintenance,life-savingandnavigationequipment.• Telemetry equipment
ThePLEMconnectsthepipelinewiththetwosubmarinehose.ThesubmarinehosestringsprovidetheflowpathbetweenthePLEM,thepipingsystemontheSPMBuoyandthetwofloatinghosestrings.Thebuoybodydesignincludesaskirtholdingthechainstoppers.Eachofthesixcompartmentsareprovidedwithamanhole,accessladderandsoundingpipe.TheturntableincludesheavypadeyestolifttheentireSPMBuoyincludingturntableandhasmooringlineconnectionpointsforsmallcraft. Thebuoybodyandturntableareconnectedbymeansofaheavydutyslewingbea-ring.Allmooringforceswillbetransferredthruthis3racerollerbearing(mainbea-ring)andisdesignedtowithstandthemaximummooringforce.Theturntableisprovidedwithacovertoprotectthemainbearingagainstseasprayandrain.Theturntableincludesaboatlandingplatform,pipingplatformandmooringbridleplatform.Theboatlandingcanaccommodatethemooringofsmallvessels.
Themooringplatformaccommodatesthemooringbridleandloadpin.Thedualhaw-sersystemisconnectedtothemooringbridletotransferthemooringloadfromthetankertotheturntable.
Theloadpinisdesignedtogenerateavisualalarmandaudiblealarmandenablestoprovidereadoutofthemooringloadattheshorestationviatelemetry.
OMPSERV CES BVCONSULTANT FOR OFFSHORE, MARITIME & SPM ENGINEERING AND SYSTEMS
TheSolarSystemiscombinedwiththeNavigationalAidsandprovides24VelectricpowertooperatetheHPUsolenoidvalves.TheHPUisprovidedwithaJunctionBoxtoenabletheoperatortoinstallaremoteoperationunitatalaterstage.
TheSPMBuoyisprovidedwithnavigationaidssuchas:marinelantern,fogdetector,foghornandradarreflector.Thenavigationaids,telemetrysystemandHPUarepowe-redusingaLVelectricalsystemconsistingof:
- solarpanels,- batteryunit,- regulationunit,- load cell process unit and - powerdistributionunit.
OMPSERV CES BVCONSULTANT FOR OFFSHORE, MARITIME & SPM ENGINEERING AND SYSTEMS
Mooring layout Mooring Analysis
SPM Buoy
OMPSERV CES BVCONSULTANT FOR OFFSHORE, MARITIME & SPM ENGINEERING AND SYSTEMS
Mooring line and submarine hose string analysis
PLEM Design
Mooring pile (point) design
OMPSERV CES BVCONSULTANT FOR OFFSHORE, MARITIME & SPM ENGINEERING AND SYSTEMS
Piping design Product Swivel
OMPSERV CES BVCONSULTANT FOR OFFSHORE, MARITIME & SPM ENGINEERING AND SYSTEMS
Calm Buoy free floating in the water
OMPSERV CES BVCONSULTANT FOR OFFSHORE, MARITIME & SPM ENGINEERING AND SYSTEMS
Hydraulic Power Unit
Navigation aids system
OMPSERV CES BVCONSULTANT FOR OFFSHORE, MARITIME & SPM ENGINEERING AND SYSTEMS
Chain stopper
Floating and Submarine hoses
Mooring bridle
OMPSERV CES BVCONSULTANT FOR OFFSHORE, MARITIME & SPM ENGINEERING AND SYSTEMS
SPM SPECIFICATION
Water depth OMPSPM’scanbedesigneduptoawaterdepthof100m. Export flow rateTheflowratefortheloadingsystemwillbeupto12,500m3/hr.Theproductcanbevaryfromheavycrudeoiltocondensate.OMPSPM’scanbedesignedforOrimulsion.
Design Environmental ConditionsTheSPMsystemisdesignedtothefollowingconditions:
Operational condition (with Tanker moored)• Significantwaveheight : 3.5m• Current : 1m/s• Windspeed(1minmean) : 20m/s• Windspeed(1hrmean) : 15m/s Survival condition (Buoy only).• Maximumwaveheight : 12.2m• Current : 1.2m/s• Windspeed(1minmean) : 30m/s• Windspeed(1hrmean) : 24m/s
Nominal Tanker DataTheOMPSPMsystemcanbedesignedformooringoftankersof350,000DWTtankers.Largertankerscanbearrangedatre-quest.
TECHNICAL DATA
Buoysize : 12mOutsideHullDiameter : 4 m Inside Moonpool DiameterSkirtsize : 15.7mChainstoppers : 6unitssuitablefor70to95mm chain.MainSlewBearing : TriplerowrollerbearingPiping : 2x24inchProductLinesFlexibleJoints : StainlessSteelPipeswivel : 1x36inchProductSwivelwith Electrical/HydraulicswivelontopMooringconnection : Mooringbridlesuitablefortwin OCIMFhawsers.Navigationlight : LED,10Nauticalmileswithdaylight sensorFoghorn : Twonauticalmiles,withfogdetectionRadarReflector : PassiveLoadpin : Upto400tonHydr.PowerUnit : Operationof3PLEMvalves. Electrical or Air driven.Safety : 2FireExtinguishersand2LifeBuoysChain tensioning : 25 tonsAirwinch : 5tons.
OMPSERV CES BVCONSULTANT FOR OFFSHORE, MARITIME & SPM ENGINEERING AND SYSTEMS
