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HPX/HPXM Pumps
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HPX/HPXM PUMPSFlowserve Main Menu
Introduction
Advantages
Features and Benefits
Applications
Testing
Introduction
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HPX Horizontal Single-Stage Process PumpISO 13709 / API 610 OH2
Introduction
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Design Center and Supporting Operations
• Desio, Italy (Design Center)
- Total Area 67 000 m2 (721 000 ft2)
- Shop 15 000 m2 (161 400 ft2)
- Office 2400 m2 (25 800 ft2)
Introduction
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Design Center and Supporting Operations
• Santa Clara, Mexico
- Total area – 32 000 m2 (342 000 ft2)
- Construction surface – 15 500 m2 (166 000 ft2)
- Three areas for machining
- Three areas for assembly
- 30 tons travelling cranes (maximum)
Introduction
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Design Center and Supporting Operations
• Vernon, California
- 12.5 acres of land
- Assembly plant is approximately 28 000 m2
(300 000 ft2)
- Office space 9300 m2 (100 000 ft2)
- Assembly and test facility for process, horizontal split/barrel and vertical pumps
Introduction
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Additional Supporting Operations
• Bangalore, India
• Rio de Janeiro, Brazil
• Mendoza, Argentina
• Suzhou, China
• Niigata Worthington
Introduction
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Nomenclature Diagram
Example: 1HPX9A, 3HPX15-TOP, 3HPX7A-IND, 4HPX25A
OH2 API 610 Designation
6 H P X 15 A – INDHydraulic Options (IND, TOP, SL)
Casing Pattern Type or Options
15 – Nominal Impeller Diameter (Inches)
Pump Type/Name
6 – Discharge Nozzle Diameter/Size (Inches)
Heritage Companies
Worthington
Byron Jackson
Pacific
Ingersoll Rand
Ingersoll Dresser
Wilson Snyder
United Centrifugal Pumps
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Complementary
PHL
HPXM
PVXM
HWM
ERPN
PVML
HDX
HED
Heritage and Complementary Products
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Markets
Oil and Gas
Chemical
Power
Pipeline
Services
HP Wash Water
Debutanizer Reflux
Sour Water
Rich Amine
Markets and Services
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Hydrocarbons Chemicals
Water Slurry
Liquids Pumped
Introduction
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Hydraulic Coverage
• Flows to 2000 m3/h (9000 gpm)
• Heads to 350 m (1100 ft)
• Temperatures from -160 °C (-250 °F) to 450 °C (850 °F)
• Pressures to 100 bar (1450 psi)
• 121 hydraulic curves
Introduction
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Example Installation
Advantages
• API “latest” edition compliant
• Extensive hydraulic coverage
• Standardized bearing frame sizes = better interchangeability
• Fan cooling up to 343 °C (650 °F)
- Eliminates expensive cooling water piping
• Self-venting
- Eliminated expensive vent piping
• Back pullout assembly
- Easy access to the mechanical seal.
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Advantages
• Universal Design
- Interchangeable parts can be found throughout the world
• Excellent technical expertise across the globe
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Features and Benefits
Construction Features
• General
- Single stage
- Overhung impeller (OH2)
- Centerline mounted
- Radially split
- Class 300 integrally cast flanges standard
- API 610 running clearances
- Counter clockwise (CCW) rotation
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Features and Benefits
• Casing
- Single and dual volute
- Spiral wound stainless steel gaskets
- Centerline mounted
- 29 centerline discharge
- 36 tangential discharge
- Self-venting
- Available in end/top and top/top nozzle orientation
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Features and Benefits
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• Impellers
- Closed type
- Impeller lock nut
- “Scallops” used to increase seal chamber pressure
- Balance holes exist for balancing the thrust
- Can be fitted with inducers or coke crushers at certain sizes
Features and Benefits
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• Bearings
- Full compliance with API 610
- Ball/Ball arrangement
• Single row deep groove ball bearing
• Duplex angular contact single row ball bearings
• Bearing Housings
- Labyrinth type bearing housing seals standard
• Supports INPROS and ISO Mag
- Standard cooling is fan (except pure oil mist)
- Can be fitted with cooling water if required
Features and Benefits
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• Types of Lubrication
- Slinger
- Pure oil mist
- Purge oil mist
Features and Benefits
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• Shaft
- Complies with API 10th edition
- Precision machined over its entire length
- Generous fillet radii at each change of section to reduce stress concentrations
- Low L3/D4 values
• Wear Rings
- Casing (stationary) and Impeller (rotating)
- Interference fit and set screwed in place
• Can be tack welded if required
Features and Benefits
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• Couplings and Guards
- Multiple coupling manufacturers available
- Flexible disc spacer type
- Service factor varies with applications
- Keyed to the shaft
- Non-sparking coupling guard
- Option for hinged door/window
Features and Benefits
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• Baseplate Types
- Prepared for epoxy grouting in field
- Rigid construction w/o grouting
- Half/full deck
- Skid type
- Pre-grouted
Features and Benefits
• Instrumentation
- Provisions for thermocouples or RTDs
- Provisions for vibration monitoring
• Accelerometers
• Velometers
• Proximity probes
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Features and Benefits
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• Noise Attenuation
Features and Benefits
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• Steam Jacketing
Applications
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Special Applications
• Low flow/High head
• Coke crushing
• Medium pressure
• High pressure
Applications
• Low-Flow High-Head Applications (HPXM)
- Modular pump design
- Low flows 2 to 30 m3/h (10 to 130 gpm)
- Heads to 230 m (750 ft)
- Straight vane, semi-open impeller for low flows
- Volute insert
- Does not include wear rings
- Can be fitted with an inducer
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Applications
• Coke Crushing Applications
- Depends on coke particle size
- Must be evaluated case by case
- Coke crusher is installed within the eye of the impeller
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Example of crusher used on an overhung pump
Applications
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• Medium Pressure Applications
- Pressures of 17 bar (247 psig) to 40 bar (580 psig)
- HPX casing
- Uses taper roller bearings
- Done on a case by case basis
Applications
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• High-Pressure Applications (HPXH)
- Pressures of 40 bar (580 psig) to 100 bar (1450 psig)
- Sourced from Desio
- HNN casing
- Taper roller bearings
- Case by case basis
Testing
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Standard/Optional Testing
• Standard Tests
- API 610 hydrostatic test – certified
- API 610 Performance test – certified
- Vibration measurement (recorded values only)
• Optional Tests
- NPSHr test
- Sound level test
- Vibration test with FFT spectrum
- Bearing housing resonance test
- Witnessed tests
- Complete unit test
Testing
Optional Non-Destructive Examination
• Typical NDEs
- Dye penetrant inspection (casing, casing cover, impeller, connection welds)
- Magnetic particle inspection (casing, casing cover, impeller, connection welds)
- Radiographic inspection (casing, casing cover, impeller, connection welds)
- Ultrasonic inspection (casing, casing cover, impeller, connection welds, shaft)
- Positive material identification (PMI)
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