hpcp barrel casing pumps sulzer pumps - cpi technology sales... · hpcp barrel casing pumps sulzer...
TRANSCRIPT
![Page 1: HPcp Barrel Casing Pumps Sulzer Pumps - CPI Technology Sales... · HPcp Barrel Casing Pumps Sulzer Pumps ... Sulzer Pumps HPcp Design Features ... SUME®PUMP SA 30 3rd generation](https://reader036.vdocuments.site/reader036/viewer/2022082202/5a7485fa7f8b9a0d558bc581/html5/thumbnails/1.jpg)
Sulzer PumpsHPcp Barrel Casing Pumps
The Heart of Your Process
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MyPresentation <Copyright © Sulzer Pumps> | slide 2
Sulzer Pumps
API type BB5
Between bearings, multistage, radially split, double casing.
Sulzer designation HPcp xxx - yyy - n stages
HPcp Designation & Description
Number of stagesNominal impeller diameter. mm.
Discharge branch diameter. mm.
• HPcp is a diffuser design, full pull-out cartridge barrel casing pump.
• It is available in alternate configurations to suit different applications and operating requirements
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MyPresentation <Copyright © Sulzer Pumps> | slide 3
Sulzer Pumps
Seawater & Produced Water Injection
Oil Export
Pipeline
HPcp Main applications
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MyPresentation <Copyright © Sulzer Pumps> | slide 4
Sulzer Pumps
HPcp Range coverage
0
1000
2000
3000
4000
5000
6000
0 1000 2000 3000 4000
Flow (m3/h)
Hea
d (m
)
back to back, bolted delivery cover
in-line, bolted delivery cover
in-line, twist lock delivery cover
installed pumps
Thunder Horse
HolsteinAzeri C&WP
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MyPresentation <Copyright © Sulzer Pumps> | slide 5
Sulzer Pumps
HPcp Design Features – Hydraulics
Well proven hydraulics in the NQ 13 to 36 range.
Reliable suction performance backed up by life warranties if required –Sulzer were the first pump company to give 40,000 hour guarantees on suction impellers.
Swirl break technology aids rotor stability even in the fully worn condition.
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MyPresentation <Copyright © Sulzer Pumps> | slide 6
Sulzer Pumps
HPcp Design Features – Hydraulics
Thick shrouds provide high strength for high head duties
Natural frequency away fromresonance thus avoiding shroud breakage
Continuous channel diffuser gives high efficiency
Precision castings give high efficiency and low hydraulic unbalance
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MyPresentation <Copyright © Sulzer Pumps> | slide 7
Sulzer Pumps
HPcp Design Features – Rotor Construction
Shrink fit impellers driven by double keys and located by titanium thrust rings
Hydraulic fit balance piston
Hydraulic fit thrust collar
Absence of threads eliminates stress raisers
Component balance to ISO grade 1.0 and check rotor balance to grade 2.5
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MyPresentation <Copyright © Sulzer Pumps> | slide 8
Sulzer Pumps
HPcp Design Features – Rotor Construction
Back to back design naturally balances axial thrust reducing bearing size
Differential pressure across bushes reduced to 50% of full pressure
Case cover only sees 50% discharge pressure
Centre bush acts as a support allowing 8 stage+ construction
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MyPresentation <Copyright © Sulzer Pumps> | slide 9
Sulzer Pumps
HPcp Design Features – Rotor Construction
Center bush on back to back layout acts as a product lubricated bearing controlling shaft deflection and reducing vibration
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MyPresentation <Copyright © Sulzer Pumps> | slide 10
Sulzer Pumps
HPcp Design Features – Bearings
4 lobe arc journal bearings.
8 pad center pivoted thrust bearings, these may be specified to accommodate thrust loads in either direction if required.
A self contained design not requiring a separate oil system is available for smaller size pumps.
Full instrumentation of the bearings is possible.
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MyPresentation <Copyright © Sulzer Pumps> | slide 11
Sulzer Pumps
HPcp Design Features – Main Connections
The three main alternatives are
Flange, traditional ANSI standard bolted flange. Heavy (expensive) and space consuming
Pad, studded pad on the pump casing to accept a standard ANSI flange being bolted to it. Light but still requires a flange to connect with so space limitations may still apply
Techloc, clamping arrangement, both light and space efficient
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MyPresentation <Copyright © Sulzer Pumps> | slide 12
Sulzer Pumps
HPcp Design Features – Flange Connections
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MyPresentation <Copyright © Sulzer Pumps> | slide 13
Sulzer Pumps
HPcp Design Features – Pad Connections
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MyPresentation <Copyright © Sulzer Pumps> | slide 14
Sulzer Pumps
HPcp Design Features – Techloc Connections
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MyPresentation <Copyright © Sulzer Pumps> | slide 15
Sulzer Pumps
Standard Materials
Duplex or Super Duplex construction throughout.
Stellite overlay on all internal wear parts
Enhanced wear parts for Produced Water and other abrasive applications
SUME®PUMP SA 30 3rd generation coating on all wear parts
HPcp Design Features – Materials
Angle of impact°low
Cemented carbides
Alloys and weld overlays
Log
Incr
ease
in w
ear r
esis
tanc
e
100
10
1
1000
high
Wear resistance when compared to stainless steel
HVOF carbide coatings SUME®PUMP SA 30
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MyPresentation <Copyright © Sulzer Pumps> | slide 16
Sulzer Pumps
HPcpPressure Containment
Sulzer has developed advanced,well proven 3D FEA tools
Basic 3D model
Deformation in operation
Casing/cover contact on hydro-test
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MyPresentation <Copyright © Sulzer Pumps> | slide 17
Sulzer Pumps
HPcpFull cartridge design
AdvantageQuick and safe cartridge change including bearings and seals as a complete unit
Step 1
Suspended and supported on rollers at DE
Step 2
Supported for re-rigging
Step 3
Final installation
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MyPresentation <Copyright © Sulzer Pumps> | slide 18
Sulzer Pumps
HPcp OptionsTwistlock Cover, In Line Construction
In-line impeller arrangement with dry twist lock closure for up to 8 stages and design pressures below ~400 bar
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MyPresentation <Copyright © Sulzer Pumps> | slide 19
Sulzer Pumps
HPcpDesign Features – Twistlock System
No heavy bolting required.
Suitable for operation up to 400 bar depending on pump size.
Minimizes barrel size (no heavy bolts to be accommodated).
Minimizes cartridge size (no cover flange.
Cartridge change out within a single shift.
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MyPresentation <Copyright © Sulzer Pumps> | slide 20
Sulzer Pumps
HPcpDesign Features – Twistlock System
Cartridge assembled and ready for fitting.
Initial line-up to the barrel.
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MyPresentation <Copyright © Sulzer Pumps> | slide 21
Sulzer Pumps
HPcpDesign Features – Twistlock System
Cartridge teeth turned to align with the slots in the barrel.
Cartridge is then inserted into the barrel.
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MyPresentation <Copyright © Sulzer Pumps> | slide 22
Sulzer Pumps
HPcpDesign Features – Twistlock System
Suction end retaining plates ready for fitting.
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MyPresentation <Copyright © Sulzer Pumps> | slide 23
Sulzer Pumps
HPcpDesign Features – Twistlock System
Suction end retaining plates being fitted to lock the cartridge from the suction end.
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MyPresentation <Copyright © Sulzer Pumps> | slide 24
Sulzer Pumps
HPcpDesign Features – Twistlock System
The suction end is now assembled, work now commences at the discharge end.
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MyPresentation <Copyright © Sulzer Pumps> | slide 25
Sulzer Pumps
HPcpDesign Features – Twistlock System
The cartridge end block is now rotated to lock the teeth into position.
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MyPresentation <Copyright © Sulzer Pumps> | slide 26
Sulzer Pumps
HPcpDesign Features – Twistlock System
Discharge end retaining screws are now fixed in place. The cartridge is now locked from the suction and discharge end of the barrel.
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MyPresentation <Copyright © Sulzer Pumps> | slide 27
Sulzer Pumps
HPcpDesign Features – Twistlock System
Assembly is now complete and the pump ready to be put into service.
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MyPresentation <Copyright © Sulzer Pumps> | slide 28
Sulzer Pumps
HPcpTwistlock – Full Sequence
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MyPresentation <Copyright © Sulzer Pumps> | slide 29
Sulzer Pumps
HPcpDesign Features – Twistlock System
Twistlock cartridges and barrel
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MyPresentation <Copyright © Sulzer Pumps> | slide 30
Sulzer Pumps
Inline impeller arrangement with bolted delivery cover for up to 8 stages and design pressure above ~400 bar
HPcp OptionsBolted Cover, In Line Construction
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MyPresentation <Copyright © Sulzer Pumps> | slide 31
Sulzer Pumps
Back to back impeller arrangement with bolted delivery cover for more than 8 stages
HPcp OptionsBolted Cover, Back to Back Construction
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MyPresentation <Copyright © Sulzer Pumps> | slide 32
Sulzer Pumps
HPcp Design Features – Bolted End Cover
Bolted design for pressures above 400 bar depending on pump size.
Casing cover seal leakage instrumentation available.
Worlds highest pressure centrifugal injection pump built using this layout (606 bar operating pressure, 909 bar test pressure).
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MyPresentation <Copyright © Sulzer Pumps> | slide 33
Sulzer Pumps
HPcpDesign Features – Superbolt NutSuperbolt Nut
Proven design
No heavy hydraulic jack required
No special tools required
Smaller barrel casing OD
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MyPresentation <Copyright © Sulzer Pumps> | slide 34
Sulzer Pumps
HPcpFinite Element Analysis - Suction Casing
Hydrotest
Equivalent Stress
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MyPresentation <Copyright © Sulzer Pumps> | slide 35
Sulzer Pumps
HPcp Design Features – Cartridge Types
Cartridge with bolted end cover
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MyPresentation <Copyright © Sulzer Pumps> | slide 36
Sulzer Pumps
HPcpProven Performance
Physically testing pumps under all conditions verifies the correlation between theoretical and actual rotor dynamic behaviour
0.400.380.480.16Max. achieved on test. (Mils Pk – Pk)
1.1591.1591.1591.159Allowable per API
(Mils Pk – Pk)
5.14.86.02.0Max. achieved on test. (Microns Pk)
5.54.55.81.9Calculated(Microns Pk)
NDEDENDEDEShaft Displacement
Worn Condition
2 X new clearances
New ConditionThunder Horse
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MyPresentation <Copyright © Sulzer Pumps> | slide 37
Sulzer Pumps
HPcpWear mechanisms - flow velocities
Velocities
A: high
B: medium to high
C: high (90° impact, jet)
A
A
A A
B B
BB
C
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MyPresentation <Copyright © Sulzer Pumps> | slide 38
Sulzer Pumps
HPcpWear mechanisms - flow velocities
Influencing factors
Quality of pumped liquid, sea and/or produced water.
Velocity of pumped liquid.
– δ = constant * (1+10sin2ε) * csq,eq * w 3.4 * GSF * F Mat
– where:– δ material loss rate [µm/h]
– ε impact angle [°]
– csq,eq equivalent quartz concentration [kg/m3]
– w relative flow velocity of fluid [m/s]
– GSF grain size factor [-]
– Fmat Material factor [-]
Pump selection/operation
– Operation close to BEP reduces internal velocities
Pump selected and designed to give:-
– Optimum speed, high number of stages, high specific speed,
– all of which reduce internal velocities in wear sensitive areas.
Materials of wear parts
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MyPresentation <Copyright © Sulzer Pumps> | slide 39
Sulzer Pumps
HPcpMaterial Testing – Erosion/corrosion test Rig
Electro-chemical monitoring to determine transition points
Rotor velocity up to 40 m/s6 specimens in statorCorrosive media with solids
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MyPresentation <Copyright © Sulzer Pumps> | slide 40
Sulzer Pumps
HPcp References
1975. World’s first duplex injection pump.
Sonatrach – Algeria – 13 units
1977. World’s largest injection pumps.
Saudi Aramco - 15.7 MW - 2 units
1981. World’s largest injection pumps
Sohio – Alaska – 18.8 MW – 2 units
1984. World’s Largest Offshore Injection Pump
Zadco - Abu Dhabi - 14.2 MW - 1 unit
1992. World’s Largest Vertical Injection Pumps
Statoil - Norway - 6.7 MW - 2 units
2001. World’s Highest Pressure Injection Pump
BP - Gulf of Mexico - 605 Bar - 4 units
2002. World’s largest Injection Pumps
AIOC – Caspian Sea – 27 MW – 4 units
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MyPresentation <Copyright © Sulzer Pumps> | slide 41
Sulzer Pumps
HPcp References
Sulzer HPcp injection pumps
>1,250 MW installed power.>120,000,000 operating hours>99% availability