Offshore Oil Rig Overview [PDF]

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Offshore Oil Rig Overview



J i J i Rig Jenis-Jenis Ri 1 Land Rig 1. 2. Inland Barge 3. Jackup 4. Semisubmersible 5 Drillship 5. D ill hi



Land Rig (Rig Darat)



Land Rig •



Jumlah crew sekitar 70 orang



•



Rig g dan camp p berjarak j 5 km



•



Lokasi di hutan atau padang pasir



•



Lamanya proses rig up bervariasi



•



Harus ada sumber air Rig Size



Maximum Drilling Depth



Light Duty



3,000 – 5,000 ft (1,000 – 1,500 m)



Medium Duty



5,000 – 10,000 ft (1,500 – 3,000 m)



Heavy Duty



10,000 – 16,000 ft (3,000 – 5,000 m)



Ultra Heavy Duty



16,000 – 25,000 ft+ (5,000 – 7,500+ m)



Inland Barge atau Swamp Barge



Inland Barge atau Swamp Barge



Inland Barge : •



Lokasi k i di daerah d h rawa atau pantaii



•



Laut kedalaman maksimum 7 meter



•



Bentuk seperti persegi panjang



•



Rig move ditarik dengan tug boat



•



Jumlah crew sekitar 100 orang



•



Kaki rig tertanam kedasar laut atau rawa



Jackup Rig



Jackup Rig



Jackup Rig : •



Mempunyai 3 atau 4 kaki



•



Kedalaman sekitar 400 ft



•



Kaki tertanam di dasar laut



•



Jumlah crew sekitar 125 orang



•



Rig g move ditarik dengan g tug g boat



Tender Assist Drilling Rig



Tender Rig •



Pengeboran dilakukan harus diatas platform



•



Peralatan utama pengeboran akan dipindahkan dari rig p ke platform



•



Jumlahnya tidak banyak



•



Jumlah crew sekitar 120 orang



•



Mempunyai jangkar



Semisubmersible Rig



Semisubmersible Rig



Semisubmersible Rig : • • • • •



Drilling dalam keadaan setengah terapung Ukuran cukup besar Kedalaman laut bervariasi 1500 ft - 12000 ft Jumah crew sekitar 150 orang g Dynamic Positioning type dan Anchored type



Drillship Rig



Drillship Rig



Drillship Rig •



Drilling dalam keadaan terapung



•



Ukuran besar



•



Kedalaman laut maksimum 12000 ft



•



Jumah crew sekitar 165 orang



•



Self propelled and DP system



Offshore Oil Rig Overview (Components)



Unit Specifications • Power System • Hoisting System • Rotating System Rotating System • Circulating System • Well Control and Subsea System • Auxiliary and Utilities System Auxiliary and Utilities System • Safety System



Unit Specifications • Rig Type : 6th Generation Ultra-Deepwater Drillship • Unit/Design/Shape: Samsung 12000 Double-Hull Double Hull DP Drillship • Positioning system : Dynamic Positioning – DP3 Class • Maximum water depth capability:



12,000 ft (3650 m)



• Drilling depth capability : 35,000 ft (10,668 m) • Transit Speed : 12 knots



Dimension & Specs • • • • • • • •



Deadweight (light ship): 36,000 mt Max. Loaded Displacement : 96,000 mt Max Variable Deck Load : 20,000 Max. 20 000 mt Overall length of unit : 228 m Overall width of unit : 42 m Moon pool dimensions: 25.6 m x 12.5 m Maximum Hook Load : 2 2,000,000 000 000 lbs Accommodation : 172 persons



Storage Capacities Heavy Fuel



5,700 m3



Diesel Oil Tank



500 m3



Lube Oil Tank



120 m3



Drilling Water



2,600 m3



Potable Water



1,300 m3



Active Liquid Mud



5,500 bbl



Reserve Liquid Mud



6,000 bbl



Brine Storage Tank



3,000 bbl



Base Oil Tank



3,000 bbl



Bulk Bentonite



113 m3



Bulk Cement



452 m3



Bulk Barite



339 m3



Ballast System



68,500 m3



Mooring System • • • • •



Anchor Winches Anchor Emergency Towing Gear Mooring Winches Mooring Lines



Marine Loading Hoses • • • • • • • •



Potable Water Hose g Water Hose Drilling Fuel Oil Hose Mud Hose Cement Hose Barite/Bentonite Hose Base Oil Hose Brine Hose



CRANES, HOISTS & MATERIALS HANDLING • • • • • • • • •



Main Crane Helideck Crane Forklift BOP Gantry Crane BOP Trolley/Transporter BOP Bulkhead Guiding Utilit Wi Utility Winches h Manriding Winches M i Maintenance W Work kB Basket k



Auxiliary System • • • • •



Water Distillation Boilers Ai C Air Conditioning diti i Electric Welding Set High Pressure Cleaner



Derrick & Substructure • Made by NOV, Dual dynamic bottle neck type, 61 meter internal lifting height, 2,000,000 lbs capacity. • Racking Platform • Racking Arm • Maintenance Work Basket • Weather Proofing • Derrick Camera System



Drawworks & Associated Eqpt. Eqpt. • Drawworks • Wireline • Automatic A t ti D Driller ill



Derrick Hoisting Equipment • • • • • • • •



Crown Block Travel Block S i l Swivel Drilling Line Anchor Dead Line Crown Mounted Compensator Block Guidance System y Retraction System for Travel Block



Rotating System • • • •



Rotary Table Master Bushing T D Top Drive i Top Drive Makeup/Breakout System



Rig Power Plant • • • • • • •



Diesel Engines AC Generator T Transformer f System S t Emergency Shutdown Auxiliary Power Supply Compressed Air Emergency g y Generator



Drillstring Equipment • • • • • • • • • • • •



Drill Pipes : 6 5/8”, 5-1/2” Drill Pipe Pup Joints D ill Pipe Drill Pi Casing C i Protectors P t t Heavy Weight Drill Pipe Drill Collars Short Drill Collars Inside BOP Valve Lower IBOP Circulation Subs Drop In Valve Bit Subs Crossover Subs



Handling Tools • • • • • • • • • • • • •



Drill Pipe Elevators Drill Collar Elevators S iA t Semi-Automatic ti DP Slips Sli Drill Collar Slips Drill Collar Safety Clamp Tubing Spider Drill Collar Lifting g Subs Drill Collar Lifting Plugs Bit Breakers Elevator Links Drillpipe Spinner Mud Bucket Ezy Torque



• Rotary Rig Tongs • Tubing Tong Power • Iron I R Roughneck h k



Fishing Equipment • • • • • • • • • •



Overshots Hydraulic Fishing Jars J IIntensifier Jar t ifi Fishing Bumper Subs Safety Joint Junk Baskets JJunk Subs Flat Bottom Junk Mill Magnet Fishing Tools Taper Taps



Well Control/Subsea Equipment • • • • • • • • • •



BOP Stack Wellhead Connector Ram Type Preventers Annular Type Preventer Mandrel y Failsafe Hydraulic Valves Subsea Accumulators Control Pods p Riser Adapter Marine Riser Joint



• • • • • • • • • • •



Telescopic Joint Choke/Kill Lines Booster Line Buoyancy Modules Marine Riser Spider Marine Riser Gimbal Riser Handling Tool Riser Test Tool Diverter Diverter Flow Lines Diverter Control Panel



Well Control/Subsea Equipment • • • • • • • • • •



Riser Tensioners APV Surface Accu. Unit Accu. Hyd. Pumps Driller’s Control Panel Hotline Reel Mux Reels C/K Manifold BOP Test Pump BOP Test Stump



Mud Equipment • • • • • • • • • • •



Mud Pumps Mixing Pumps Standpipe Manifold Rotary Hose Cementing Hose Chiksan Steel Hose Mud Tanks Settling Tank Slug Tank Trip Tank Stripping Tank



• • • • • • • • • •



Chemical Mix Tank Shale Shakers Desander Mud Cleaner Mud/Gas Separator g Degasser Mud Agitators Mud Centrifuge Mud Hopper Mud Laboratory



Bulk Equipment • • • • •



Barite/Bentonite Silos Cement Silos Cement Day Tanks Surge Tank Bulk Transfer System



Casing Equipment • • • • • • • •



Casing Drift Casing Protector Casing Elevator Casing Slip Casing Bowl g Tong g Casing Power Casing Tong Casing Spears



Cementing Equipment • Cementing Unit • Cementing Manifold



Drilling Instrumentation • Weight Indicator • Standpipe Pressure Gauge • Choke Ch k Manifold M if ld Pressure P Gauge • Rotary Speed Tachometer • Rotary Torque Indicator • Motion Compensator Instr. • Pump Stroke Counter • Tong Torque Indicator • Pit Volume Totalizer • Mud Flow Indicator • Trip T i Tank T k IIndicator di t • General Alarm System



• Automatic Driller • Remote Choke Control • Drilling D illi Parameter P t Recorder



Comunication Equipment • • • • •



Telephone System PA System Talkback System Hand-held VHF Radios Hand-held UHF Radios



DP, Vessel Control and Navigation Systems • • • • • • • • • •



K-Pos Position Reference Unit MRU Gyro Compass Wind Sensors Autopilot y Monitor Gyro Planning Computer CCTV Dopler Sonar



• • • • • • •



Echo Sounder Weather Facsimile Radar SSB Transceiver EPIRB VHF Radio Phone UHF Radio Phone



Radio & Communication Equipment • • • • • • • • •



SSB Transceiver EPIRB VHF & UHF Radio Phone VHF Radio Transceiver Aero Radio Beacon Transmitter Aeronautical VHF Trans. Watch Receiver Telex Satellite Comm. System



• SART • Distress Message Control Panel • Sound Reception Panel • Bridge Telephones



Production Test Equipment • Burner Booms • Oil, Gas, Water, Air, Pilot Gasoline Line • Sprinkler System • Fixed Line for Well Test



Accommodations • • • • • • • • • •



Company Reps Offices Contractor Reps Offices Radio Room Hospital Room Accommodation Rooms Galley Mess Room Conference Room Recreation Room Gymnasium/Sauna



• • • • • • •



Laundry Dry Food Storage Refrigerator Room Man Change Room g Room Woman Change Training Room Break/Smoke Room



General Safety Equipment • • • • • • • • • •



Eye Wash Station Derrick Safety Equipmt. Bug Blowers H2S Monitoring System Combustible Gas Monitoring System Portable H2S Detectors Portable CO2 Detectors Explosimeters Fire/Smoke Detectors Fire Pumps



• Hydrant and Hoses • Portable Fire Extinguishers • Fire Blanket • Fixed Foam Fire Fighting System • Fixed Water Fire Fighting System • Helideck Foam System • Manual Water Deluge System • Fixed Fire Extinguish.



General Safety Equipment • Water Sprinkler System in Accommodation • General BA sets p BA sets • Escape • Breathing Air Recharge Compressor p • Air Purity Test Equipm. g y First Aid • Emergency Equipment q p • Helideck Rescue Equip.



Survival Equipment • • • • • • • • •



Lifeboats Life Rafts Rescue Boat Life Jackets Life Buoys Survival Suits Work Vest Escape Ladders Distress Signal



Pollution Prevention • Sewage Treatment • Garbage Compaction • Garbage Disposal



Mud Pumps Overall Length



218 1/4” 218-1/4



Overall Width



125-3/4”



Max. Input Horsepower 2200 kW Rated Pump Speed



105 spm



Maximum Bore



9”



Stroke



14”



Hydro Test



10,000 Psi



Weight



86,000 Lbs



Mud Centrifuges Brandt HS-3400 L xW x H



98”x69”x44”



W i ht Weight



4800 Lbs Lb



Bowl Dia.



14”



Bowl Length



49-1/2”



Max Bowl Speed



3800 rpm



Capacity



200 gpm



Mud Agitator NOV-Brandt HMA-30RG L xW x H



88”x44”x29”



W i ht Weight



2950 Lbs Lb



Speed



900 rpm



Horsepower



30 Hp



Drawworks SSGD 1000-5750 1000 5750 L xW



368”x154”



Horsepower



5750 kW



Rated Pump Speed



105 spm



Hook Load (14 Lines)



1000 Tons



Drum Dimension



55”x82”



Weight



86,000 Lbs



References • http://www.iadc.org/committees/contracts/docume nts/SFEL_Semi%20Submersible_for%20web.pdf /SFEL S i%20S b ibl f %20 b df • IADC Websites • NOV Websites • The rotary rig and its components / by K. R. Bork. — 4th