2011 Boiler Feed Pumps Thermosolar Conference V3 PDF

Boiler Feed Pump

WXH

C.Cowell

Global Product Manager Utility Feed Pumps

PRIVATE AND CONFIDENTIAL

Index

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Why Flowserve?

Manufacturing Footprint & structure

Product performance

Design considerations

Product features

Product development

Solar installations

Why Flowserve?

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Manufacturing Footprint

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Manufacturing Footprint

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Santa Clara

Coimbatore Vernon

Coslada Center of Excellence

3D L

3D Layout

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WXH Product coverage

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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

®

Multistage, Segmental Ring Diffuser Pump WXH Range

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Optimized Hydraulic Selection

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Specific Speed selected for optimum

combination of stable operation, efficiency, and

stage count

Optimized Hydraulic Selection

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Optimized Gap Control

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Reduced Noise &

Vibration

Improved Low Flow

Stability

Increased Mechanical Life

Minimize Pressure

Pulsations, Vane Passing

concerns.

Rotor Definition

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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%

Construction

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Single or

Double Suction

First Stage

Diffuser

Hydraulics,

permits greater

control of radial

loads

Channel Ring Rabbet Fit

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Non-Shear O-Ring

Design Eliminates Risk of

Damage During

Assembly

Improved Alignment of

Channel Rings

Laser Hardened Wear Rings

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Pump is more

tolerant of debris

Desensitizes pump to

Starting/Stopping

Improves ability to

withstand transients

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Thrust balance

One piece

balance disc and

sleeve

Integral

balance line takes

leakage back to

pump suction.

Thrust Load Balance

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Self compensating

over the operating

range and as the

pump wears

Lower leakage,

higher efficiency

Longer bearing

life

Flanged Drum

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Hydraulic forces are

balanced across the

operating range.

Minimal Loads on

Thrust Bearing

Self adjusting

Flange_Pump_r6.wmv

Bearing Alternatives

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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

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

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Product development

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3D Solids Modeling

Rotordynamic Analysis

Finite Element Analysis (FEA)

Computational Fluid Dynamics (CFD)

Flow Visualization Testing

Packaging

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PUERTOLLANO

FEEDWATER PUMPS

4x12WXH-12

API PLAN 23 / Voith fluid

coupling

233m3/h / 1215m / 1000kW

Packaging

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SAMCASOL 1&2

FEEDWATER PUMPS

4x12WXH-13

API PLAN 23 / Lube Oil / VFD

310m3/h / 1587m / 1650kW

Packaging

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MANCHASOL 1&2

FEEDWATER PUMPS

4x12WXH-13

API PLAN 23 / Lube Oil / VFD

297m3/h / 1523m / 1500kW

Solar Installations

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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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