2011 Boiler Feed Pumps Thermosolar Conference V3 PDF
Transcript of 2011 Boiler Feed Pumps Thermosolar Conference V3 PDF
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Boiler Feed Pump
WXH
C.Cowell
Global Product Manager Utility Feed Pumps
PRIVATE AND CONFIDENTIAL
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Index
PRIVATE AND CONFIDENTIAL
Why Flowserve?
Manufacturing Footprint & structure
Product performance
Design considerations
Product features
Product development
Solar installations
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Why Flowserve?
PRIVATE AND CONFIDENTIAL
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Manufacturing Footprint
PRIVATE AND CONFIDENTIAL
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Manufacturing Footprint
PRIVATE AND CONFIDENTIAL
Santa Clara
Coimbatore Vernon
Coslada Center of Excellence
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3D L
3D Layout
PRIVATE AND CONFIDENTIAL
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WXH Product coverage
PRIVATE AND CONFIDENTIAL
Product Description
• Horizontal multistage Ring
section pump.
• In line impellers with thrust
balance device.
• Product of choice for combined
cycle.
Operating Parameters
• Flows to 900 m3/h (4000 gpm)
• Heads to 2650 m (8700 ft)
• Pressures to 310 bar (4500 psi)
• Temperatures to 250°C (480°F)
Applications
• Boiler feed pump
• Industrial boilers
• Fossil fuel plants.
• Combined cycle
• Solar power
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®
Multistage, Segmental Ring Diffuser Pump WXH Range
PRIVATE AND CONFIDENTIAL
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Optimized Hydraulic Selection
PRIVATE AND CONFIDENTIAL
Specific Speed selected for optimum
combination of stable operation, efficiency, and
stage count
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Optimized Hydraulic Selection
PRIVATE AND CONFIDENTIAL
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Optimized Gap Control
PRIVATE AND CONFIDENTIAL
Reduced Noise &
Vibration
Improved Low Flow
Stability
Increased Mechanical Life
Minimize Pressure
Pulsations, Vane Passing
concerns.
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Rotor Definition
PRIVATE AND CONFIDENTIAL
Duncan –Hood chart as modified by
Flowserve experience
Rotor-to-Stator
Clearance
• Slender shaft
• 0% min new
diametral clearance
@ midspan
• Large shaft
• 30%
• Run Dry
• 45%
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Construction
PRIVATE AND CONFIDENTIAL
Single or
Double Suction
First Stage
Diffuser
Hydraulics,
permits greater
control of radial
loads
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Channel Ring Rabbet Fit
PRIVATE AND CONFIDENTIAL
Non-Shear O-Ring
Design Eliminates Risk of
Damage During
Assembly
Improved Alignment of
Channel Rings
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Laser Hardened Wear Rings
PRIVATE AND CONFIDENTIAL
Pump is more
tolerant of debris
Desensitizes pump to
Starting/Stopping
Improves ability to
withstand transients
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PRIVATE AND CONFIDENTIAL
Thrust balance
One piece
balance disc and
sleeve
Integral
balance line takes
leakage back to
pump suction.
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Thrust Load Balance
PRIVATE AND CONFIDENTIAL
Self compensating
over the operating
range and as the
pump wears
Lower leakage,
higher efficiency
Longer bearing
life
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Flanged Drum
PRIVATE AND CONFIDENTIAL
Hydraulic forces are
balanced across the
operating range.
Minimal Loads on
Thrust Bearing
Self adjusting
Flange_Pump_r6.wmv
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Bearing Alternatives
PRIVATE AND CONFIDENTIAL
Ball/Ball
Low Energy & Speed
Typically 3” Pumps
Sleeve/Ball
Medium Energy & Speed
3” to 6” Pumps
Sleeve/KTB
High Energy & Speed
Many 4” and 6” Pumps dependent on
power
All 8” and 10” Pumps,
All Fluid Coupling Driven Pumps
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Accommodates Thrust
in Either Direction
Bearing Is Very Lightly
Loaded During Operation
Due to Flanged Drum
Spring Loaded Bearing
Improves Reliability
During Starting, &
Stopping
Sized to accommodate
resultant axial load when
pump clearances have
increased to 2x as built.
Tilting Pad Beaing
PRIVATE AND CONFIDENTIAL
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Product development
PRIVATE AND CONFIDENTIAL
3D Solids Modeling
Rotordynamic Analysis
Finite Element Analysis (FEA)
Computational Fluid Dynamics (CFD)
Flow Visualization Testing
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Packaging
PRIVATE AND CONFIDENTIAL
PUERTOLLANO
FEEDWATER PUMPS
4x12WXH-12
API PLAN 23 / Voith fluid
coupling
233m3/h / 1215m / 1000kW
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Packaging
PRIVATE AND CONFIDENTIAL
SAMCASOL 1&2
FEEDWATER PUMPS
4x12WXH-13
API PLAN 23 / Lube Oil / VFD
310m3/h / 1587m / 1650kW
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Packaging
PRIVATE AND CONFIDENTIAL
MANCHASOL 1&2
FEEDWATER PUMPS
4x12WXH-13
API PLAN 23 / Lube Oil / VFD
297m3/h / 1523m / 1500kW
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Solar Installations
PRIVATE AND CONFIDENTIAL
Plant Flow Pressure
Year Customer/Location End User Name Location Qty Pump (m3/h) (m) RPM Service
2007 Iberdrola Energía Solar de Puertollano, S.A. Iberdrola Energía Solar de
Puertollano, S.A. Ibersol Spain 2 4x12 WXH-12 233 1,215 2,980
Boiler Feed Water
Pumps
2008 C.T. Extresol Uno UTE Cobra Instalaciones y Servicios, S.A. Extresol Spain 2 4x12 WXH-13 297 1,523 3,140 Boiler Feed Water
Pumps
2008 C.T. Extresol Dos UTE Cobra Instalaciones y Servicios, S.A. Extresol Spain 2 4x12 WXH-13 297 1,523 3,140 Boiler Feed Water
Pumps
2009 UTE Samcasol 1 Renovables Samca, S.A. La Florida Spain 2 4x12 WXH-13 310 1,587 3,300 Boiler Feed Water
Pumps
2009 UTE Samcasol 2 Renovables Samca, S.A. La Dehesa Spain 2 4x12 WXH-13 310 1,587 3,300 Boiler Feed Wateer
Pumps
2009 Ingeteams Power Plants, S.A. Acciona Energy Palma del Rio 2 Spain 3 3x11 WXH-11 137 1,113 2,916 Boiler Feed Water
Pumps
2009 UTE Manchasol I CT Manchasol Manchasol I Spain 2 4x12 WXH-12 297 1,523 3,300 Boiler Feed Water
Pumps
2009 UTE Manchasol II CT Manchasol Manchasol II Spain 2 4x12 WXH-12 297 1,523 3,300 Boiler Feed Water
Pumps
2009 UTE Andasol 3 Marquesado Solar Andasol 3 Spain 2 4x12 WXH-11 282 1,334 3,200 Boiler Feed Water
Pumps
2010 UTE Valle II Torresol Energy Valle I Spain 2 4x12 WXH-12 297 1,543 3,300 Boiler Feed Water
Pumps
2010 UTE Valle II Torresol Energy Valle II Spain 2 4x12 WXH-12 297 1,543 3,300 Boiler Feed Water
Pumps
2010 Ingeteams Power Plants, S.A. Acciona Energy Palma del Rio 1 Spain 3 3x11 WXH-11 137 1,113 2,916 Boiler Feed Water
Pumps
2010 Elecnor, S.A. Dioxipe, S.L. Astexol 2 Spain 2 4x12 WXH-13 247 1,244 2,770 Boiler Feed Water
Pumps
2010 Elecnor, S.A. Aries Solar Aste-1A Spain 2 4x12 WXH-13 239 1,275 2,780 Boiler Feed Water
Pumps
2010 Elecnor, S.A. Aries Solar Aste - 1B Spain 2 4x12 WXH-13 239 1,275 2,780 Boiler Feed Water
Pumps
2010 UTE CT Extresol 3 Extresol 3 Extresol 3 Spain 2 4x12 WXH-13 297 1,523 3,115 Boiler Feed Water
Pumps
2010 Planta Termosolar de Extremadura Planta Termosolar de Extremadura Termosol 1 Spain 2 4x12 WXH-13 315 1,587 3,300 Boiler Feed Water
Pumps
2010 Planta Termosolar de Extremadura 2 Planta Termosolar de Extremadura Termosol 2 Spain 2 4x12 WXH-13 315 1,587 3,300 Boiler Feed Water
Pumps
2011 UTE Abener Masdar Sham 1 Abu Dhabi 3 4x12 WXH-13 271 1,415 2,970 Boiler Feed Water
Pumps
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PRIVATE AND CONFIDENTIAL