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Ram Blowout Preventers

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Ram Blowout Preventers Compact 18 3/4 - 15,000 Compact Ram BOP Models and Sizes Ram Assemblies Features and Benefits Performance Maintenance Compact Ram BOP Sizes 18 ... – PowerPoint PPT presentation

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Title: Ram Blowout Preventers


1
Ram Blowout Preventers
  • Compact 18 3/4 - 15,000

2
Compact Ram BOP
  • Models and Sizes
  • Ram Assemblies
  • Features and Benefits
  • Performance
  • Maintenance

3
Compact Ram BOP Sizes
  • 18 3/4 - 5,000
  • 18 3/4 - 10,000
  • 18 3/4 - 15,000

4
18 3/4 - 15,000 Ram BOP
  • Body configurations
  • Single
  • Standard double
  • Extended double
  • Studded x flanged
  • Side outlets
  • Studded
  • Flanged
  • 3 1/16 or 4 1/16
  • Operator options
  • 15 1/2 standard
  • 19 optional shear
  • 22 optional shear
  • MPL standard

5
Ram Assembly Types
  • Fixed Bore Rams
  • Tubing Rams
  • Drill Pipe Rams
  • Casing Rams
  • Variable Rams
  • 3 1/2 - 5 1/2
  • 4 1/2 - 7
  • Blind / Shear Rams
  • Casing Shear Rams
  • Dual Offset Hanging Rams
  • Orientation Rams

6
Compact Features / Benefits
  • Next generation design
  • Lighter weight
  • Shorter height
  • Field Maintainable
  • Interchangeable rams
  • Patented bonnet seal
  • Low torque bonnet bolts
  • Replaceable manifold hinge assembly

7
Compact 18 3/4 - 15,000
8
Body Features / Benefits
  • Inconel ring grooves
  • End connections
  • Studded x flanged
  • BX-164 standard
  • CX-18 optional
  • Side outlets
  • Flanged or studded
  • BX-154 (3 1/16)
  • BX-155 (4 1/16)

9
Body Features / Benefits
  • Replaceable upper seal seat
  • Replaceable ram cavity wear plate
  • Bonnets hinge from either side
  • Corrosion protection
  • Inconel ring grooves
  • Inconel inlay in bonnet sealing area

10
Ram Cavity Upper Seal Seat
  • Field proven since 1979
  • Field replaceable wear surface
  • Epoxy phoenlic corrosion coating
  • Retained by snap ring 16 set screws
  • Stainless steel snap ring and set screws
  • High temperature seal and backup ring

11
Ram Cavity Wear Plate
  • Field replaceable
  • Compensates for ram cavity wear
  • Retained by two interlocking pins and four set
    screws
  • Stainless steel pins and set screws

12
Bonnet Features / Benefits
  • Patented bonnet seal
  • Low torque bonnet bolts
  • Corrosion protection
  • Inconel inlay in bonnet seal area
  • Inconel inlay in piston rod bore seal area

13
Compact Operators
  • Piston sizes available
  • Standard 15 1/2
  • Optional shear 19
  • Large shear 22
  • Reliable multiple position lock (MPL)
  • Optional patented ram position indicator

14
Bonnet Corrosion Protection
15
Bonnet Seal Carrier Ring
16
Bonnet Seal Carrier Ring
  • Patented design
  • Initially designed for 11 - 20,000 BOP
  • Pressure energized
  • High reliability
  • Low torque bonnet bolts
  • High temperature

17
Compact MPL Operator
Ram Position Indicators
Reliable MPL
18
Multiple Position Lock
Bearing
  • Field proven design since 1980
  • Interchangeable parts on 11 and larger BOP
  • No extra functions required
  • Automatic locking every closure
  • Automatically unlocks on opening rams

19
Hydraulic Fluid Hinge
  • Pressure balanced symmetrical seal sub
  • 17-4 SS seal sub
  • Electroless nickel coating of fluid hinge bore
  • Epoxy phenolic coating on manifold sealing
    surfaces
  • Adjust bonnet elevation with hinge pins

20
Fluid Hinge Seal Sub
  • New design
  • 3 piece design
  • Stainless steel
  • Symmetrical
  • Pressure balanced
  • Original design
  • 2 piece design
  • Epoxy phenolic coated

21
MPL Operator Maintenance
  • Good maintenance results in
  • Rams open or close reliably
  • Minimum backlash
  • Periodically run MPL bearing check
  • Replace bearings annually
  • Check MPL nut for excessive wear during major
    overhaul
  • Maintain clean operator fluid

22
BOP Assembly Heights
  • Single BOP
  • Flanged x studded 47.00 in. 1194 mm
  • Standard Dual
  • Flanged x studded 75.06 in. 1907 mm
  • Extended Dual
  • Flanged x studded 88.06 in. 2237 mm

23
BOP Assembly Weights
  • Single BOP
  • 22 operator 29,000 lb 13,200 kg
  • Standard Dual BOP
  • 15 1/2 15 1/2 50,000 lb 22,700 kg
  • 15 1/2 19 50,700 lb 23,000 kg
  • 15 1/2 22 51,100 lb 23,200 kg
  • 22 22 52,200 lb 23,700 kg
  • Extended Dual BOP
  • 15 1/2 22 53,500 lb 24,300 kg

24
BOP Component Weights
  • Bonnet Assemblies
  • 15 1/2 Operator 5500 lb 2500 kg
  • 19 Operator 5850 lb 2650 kg
  • 22 Operator 6050 lb 2740 kg
  • Bonnets
  • 15 1/2 19 2780 lb 1260 kg
  • 22 2840 lb 1290 kg

25
BOP Component Weights
  • Body
  • Single 15,000 lb 6,800 kg
  • Standard Dual 26,700 lb 12,100 kg
  • Extended Dual 29,100 lb 13,200 kg
  • Ram Assemblies
  • 5 Pipe 840 lb 380 kg
  • 3 1/2 - 5 1/2 HVR 800 lb 360 kg
  • Blind / Shear Rams 750 lb 340 kg
  • Casing Shear Rams 850 lb 380 kg

26
Operator Volumes
27
Operator Ratios
28
Bolting Data
29
Fixed Bore Rams
  • NACE compliant
  • Replaceable MP35N hanging insert
  • Packer retained by bolts from back of ram

30
Fixed Bore Rams
  • Drill Pipe Rams
  • 3116832-01 3 1/2
  • 3116832-02 4
  • 3116832-03 4 1/2
  • 3116832-04 5
  • 3116832-05 5 1/2
  • 3116832-06 6 5/8

31
Fixed Bore Rams
  • Casing Rams
  • 3116837-12 7
  • 3116837-13 7 5/8
  • 3116837-14 8 5/8
  • 3116837-15 9 5/8
  • 3116837-16 10 3/4
  • 3116837-17 11 3/4
  • 3116837-18 13 3/8
  • Tubing Rams
  • 3116837-01 Blind
  • 3116837-02 1.900
  • 3116837-03 2 1/16
  • 3116837-04 2 3/8
  • 3116837-05 2 7/8

32
Ram Temperature Ratings
  • BOP Metal
  • -20 to 250 F
  • Drill Pipe Rams
  • 30 to 250 F
  • Tubing / Casing Rams
  • 30 to 250 F
  • Variable Rams
  • 30 to 180 F
  • Blind / Shear Rams
  • 30 to 180 F

33
Variable Bore Rams
  • NACE compliant
  • Replaceable MP35N hanging inserts
  • Patented interlocking packer inserts
  • 15,000 psi rating on all pipe sizes
  • 3116833 3 1/2 - 5 1/2
  • 3118844 4 1/2 - 7
  • development 5 1/2 - 7 5/8

34
Blind / Shear Rams
  • Field proven design
  • 1989 Treasure Saga
  • Excellent fatigue life
  • High capacity design
  • Shear 9 5/8 casing
  • Stellite sealing surface
  • Designed for 15 1/2 19 and 22 operators
  • PN 3118550

35
Casing Shear Rams
  • 13 3/8 72.0 lb/ft L-80 1890 psi
  • 11 3/4 65.0 lb/ft Q-125 2290 psi
  • 8 5/8 49.0 lb/ft L-80 1990 psi
  • 6 5/8 27.7 lb/ft S-135 1420 psi
  • 5 19.5 lb/ft S-135 1490 psi
  • PN 3121504 Non-sealing fits any BOP cavity

36
Dual Offset Hanging Rams
  • Dual Offset Hanging
  • Dual 3 1/2 string
  • 5000 psi rated
  • 100,000 lb per string
  • PN 3111934
  • Orientation Rams
  • PN 3111935

37
API Performance Tests
  • BOP Testing
  • Sealing Characteristics
  • Fatigue Life Tests
  • Stripping Life
  • Hangoff Tests
  • Shear Tests
  • Ram Locking Device
  • Ram Access Test
  • Ram Testing
  • Sealing Characteristics
  • Fatigue Life Tests
  • Stripping Life
  • Hangoff Tests
  • Shear Tests
  • Ram Locking Device
  • Ram Access Test
  • Temperature Verification Tests

38
Closing Ratio, Pipe Rams
39
Pressure on Pipe
40
Closing Ratio, 3 1/2 - 5 1/2
41
Closing Ratio, Shear Rams
42
Opening Ratio
43
Opening Ratio, Shear Rams
44
Ram Fatigue Life
  • Pipe Rams
  • gt 78 wellbore pressure cycles (546 closures)
  • Blind / Shear Rams
  • 104 wellbore pressure cycles (728 closures)
  • 3 1/2 - 5 1/2 Variables
  • 3 1/2 inch pipe 78 wellbore pressure
    cycles (546 closures)
  • 5 1/2 inch pipe 78 wellbore pressure
    cycles (546 closures)

45
Ram Hangoff Capacity
46
Ram BOP Testing
  • Standard Performance Testing
  • BOP Operating Test (Function Test)
  • Hydraulic System Pressure Test
  • Wellbore Test
  • Maintenance Testing
  • MPL Bearing Check
  • MPL Lock Procedure

47
BOP Operating Test
  • Purpose - verify proper functioning of system
    valves / functions
  • Performed prior to running stack
  • Performed periodically per regulations
  • Use normal operating pressures

48
Hydraulic System Pressure Test
  • Purpose - verify proper functioning of system
    valves / functions / seals
  • Function closed and hold 3000 psi
  • Check for leaks
  • Function open and hold 3000 psi
  • Check for leaks
  • Vent pressure

49
Wellbore Test
  • Purpose - verify proper functioning and sealing
    of ram packers
  • Close rams with normal operator pressure
  • Vent closing pressure
  • Low pressure wellbore test
  • High pressure wellbore test
  • Reduce wellbore pressure to zero
  • Open rams

50
MPL Bearing Check
  • Purpose - verify proper overhauling of MPL clutch
    assembly
  • Apply 200 psi closing pressure
  • Check for complete closure of rams
  • Apply 200 psi opening pressure
  • Check for complete opening of rams

51
MPL Lock Procedure
  • Purpose - torque overhauling screw to BOP piston
    (factory procedure)
  • Close rams with normal operator pressure
  • Vent closing pressure
  • Engage MPL lockout screws
  • Apply specified opening pressure and hold
  • Apply closing pressure
  • Disengage MPL lockout screws
  • Open rams

52
Factory Acceptance Test
  • BOP Testing
  • Acoustic emission monitored
  • Hydrostatic body tested at 22,500 psi
  • Hydrostatic operator tested at 4500 psi
  • Wellbore tested at 300 psi and 15,000 psi
  • Wellbore tested using operator locks
  • Ram Testing
  • Wellbore tested at 300 psi and 15,000 psi
  • Shear 5-inch 19.5 lb/ft G-105 pipe
  • Variables wellbore tested on min and max pipe
    sizes

53
Rubber Goods Storage
  • Store in original sealed bag
  • Store in cool place
  • Store away from ultraviolet light
  • Identification - 83 NBR mmyy XXXX BD
  • Durometer, Rubber, Date, S/N, Temperature
  • Typically good for 4 years if properly stored

54
18 3/4 - 15,000 BOP Stacks
  • Santa Fe Rig 140
  • Transocean Discoverer Seven Seas
  • Transocean Marianas
  • Santa Fe Rig 135
  • Sedco 707
  • Noble Roger Eason
  • BPSD Shelf V
  • Smedvig West Future II
  • Transocean Discoverer Enterprise
  • Smedvig West Navion I
  • Santa Fe Rig 140
  • Discoverer Spirit
  • Discoverer Deep Seas

55
Transocean Marianas
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