siemens reference power plant design applied for ultra-super-critical

5/20/2018 Siemens Reference Power Plant Design Applied for Ultra-super-critical

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Protection notice / Copyright notice

Siemens AG 2011. All rights reserved.

Power-Gen India

19th to 21st April 2012

Dr. Alexander Tremmel

Siemens Energy, Fossil Power Generation

Siemens Reference Power Plant

Design Applied for Ultra-super-criticalSteam Power Plant Luenen inGermany


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Siemens AG 2012. All rights reserved

April, 18th to 21st 2012Page 2 Tremmel, Nickl, LoeperPowerGen India, New Delhi

Overview

Luenen Plant based on Reference Power Plant

Overview on Project Luenen

Reference Power Plantconcept

Ultra Supercritical steamparameters USC - highestefficiencies for todays SteamPower Plants

Highly efficient, proven and

reliable product portfolio

Competence and references

Conclusions


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USC Steam Power Plant Luenen

Luenen based on a Reference Power Plant Design

Luenen, Germany design data

1 x 813 MW

280 bar, 600 C / 610 C

Financial closure, NTP August 2008

Milestones, scope, status

Operation until mid of 2013

Full turnkey scope in consortium

Webcam view, January 2012


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Luenen Plant Design

Design Data and key figures

Luenen: state-of-the-art, highly efficient, proven technology

Gross power output: 1813 MW; 50 Hz

280 bar/ 600C/ 610C (@ Boiler outlet)

Final feedwater temperature: 308 C

Condenser pressure: 30 / 45 mbar

Net efficiency: ~45,6 % (LHV basis)

Steam turbine: SST5-6000 with 4x12.5m

Generator: SGen5-3000W

Feedwater preheaters:3 HP, 1x external desuperheater5 LP, 1 feedwater tank

Technical Data

Major Components

Inland location, cooling tower (CT)

Single unit

Ambient cond.: +9 C, 80 % rel. humidity

Bituminous coal, flue das discharge via CT

Boundary Conditions


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Gross power output: 800+ MW (R.O.); 50 Hz

Up to 300 bar/ 600C/ 620C (@ turbine inlet)

Net efficiency* (LHV): 45.5-46.0 %

Parallel or serial condenser configuration

* depends on the coal, the steam generator design, and the cooling conditions

Technical Data

Major Components

Turbine Island, single or multiple unit

Sea shore and inland location

Bituminous coal

Boundary Conditions

Steam turbine: SST5-6000 with 4- or 6- flow LPconfiguration

Generator: SGen5-3000W, water-cooled

9-stage feedwater preheating

SPPA-T3000 power plant automation system

Reference Power Plant

Platform for 800 to 1000 MW USC SPP

Benefits of Reference Power Plants

Pre-engineered

High quality and reliability of information

available, e.g. quantities

Easy adaptable to market needs

Early availability of drawings forpermitting

Interface data available for partners

and customer


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HP Heaters A6 and A7

Steam Turbine2 50 % Condensate

Pumps3 50 %

Condensate Pumps2 50 % Condensate

Polishing Plant

LP HeatersA1 A5

2 50 % BFP (Motor)

HP Heaters A6 A8Double Train DesignHP Heaters A6 A8

BENSONType Boiler

HP Heaters A6 A8

...

2 50 % BFP (Turbine)

Siemens Reference Power Plant Concepts

Modular design - flexible to adapt to market needs

Modular pre-engineered design to match customer requirements.


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Siemens Reference Power Plant Solutions

Contribution to environmental compliance

46 %net efficiency

STPP Luenen813 MW USC

- 18 %

2006

STPP Bergkamen747 MW

37.5 %net efficiency

Basis

technology status1977

STPP Isogo 1600 MW SC

42 %net efficiency

- 11 %

1997

750 MW USCwith integrated

CO2 capture plant

>38 % net efficiencyIncl. CO2 capture

- 90 %

2016

Reduction of CO2 emissions

STEAG


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Development of Steam Power Plant Efficiency

USC parameter the next step

net,LHV

39%

41%

43%

45%

47%

49%

51%

53%

55%

41.9%

+0.2

+0.8

+1.7

+1.7

+0.6

+0.1+0.70

+0.3

BFP with

VOITH VORECON

+Mill Air Heat Recovery System+External Desuperheater

X20 P91 P92

167bar

538C538C

255bar

565C565C

270bar

600C610C

285bar

600C620C +0.1

9 Feed-water Pre-

heaters

BFP-ElectricallyFrequencyControlled

Flue GasHeat

RecoverySystem

DoubleReheat

Measuresat SteamTurbine

Hard Coal Fired Steam Power Plant

Coal: LHV 25 MJ/kg

800 MWe gross, 50 Hz

40 mbar condenser pressure (cooling tower)

BFP: electrically driven with hydraulic coupling

8 or 9 stages of feedwater heating

DeNOx and FGD

Hard Coal Fired Steam Power Plant

Coal: LHV 25 MJ/kg

800 MWe gross, 50 Hz

40 mbar condenser pressure (cooling tower) BFP: electrically driven with hydraulic coupling

8 or 9 stages of feedwater heating

DeNOx and FGD

Base design SSP5-6000 (1x800 MW)

Application range of materials

167bar

565C565C


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SST5-6000 steam turbine

Features and benefits

Bypass coolingfor minimum

wall thickness

Barrel type: minimumradial clearances fast

thermal loadingcapability

Advanced sealingtechnologies

Symmetricalcasing design forminimum radial

clearances

High-performanceLP blading for

different sizes ofexhaust area

highperformance

3DVTM blading

Push rodarrangement forreduced axialclearances

Power range: 600..1200 MW


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Scaling of LP Blading

Flexibility to adapt to cold end conditions

Cooling (Water) Temperature / Condenser Pressure

Steel blades max. blade height 50Hz: ~1200mm Curved axial blade root Freestanding blade

Titanium blade Straight axial blade root

Integrated shroud

Snubber

5.0 m2 16 m26.3 m2 8.0 m2 12.5 m210.0 m2Exhaust area (50Hz):

3.5 m2 11.1 m24.4 m2 5.6 m2 8.7 m26.9 m2Exhaust area (60Hz):


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Power Output: 1040 MWel

Main Steam: 270 bar/600CReheat Steam: 600CCondenser: 0,053/0.042 barWith Stage Bypass (Overload)Fuel type: hard coalComm. Operation: 2008

Max. provenpower output: 1112MW !

Asian PowerPlant of the

Year

References for USC Technology

Wai Gao Qiao 3, China


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Boiler Technology and Design

Competence to team up with boiler partner

Siemens holds patent for BENSONBoilers

since 1924

In-house consulting

Technical service for licenseesMore than 1000 units from Siemens licensees

installed

Selection of boiler partner and technology foreach project/application


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24,0

00

48,0

00

72,0

00

96,0

00

48

,000

72

,000

96

,000

2weeks

4weeks

2weeks

8weeks

12963

Duration

Turbine

Generator

Boiler

Minor inspection

Major overhaul

Annual inspection

Boiler inspection

Unit

Years

Operatinghours

Maintenance Schedule

Major overhaul of steam turbine generator after 12 years


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Siemens AG 2012. All rights reservedApril, 18th to 21st 2012Page 14 Tremmel, Nickl, LoeperPowerGen India, New Delhi

Conclusions

Key to success of pre-defined RPP concept cost efficient designproviding a reliable base for planning

The ultra-supercritical technology and the Siemens Reference Power

Plant SPP5-6000 fit the needs of the Indian market

High overall plant efficiencies, low emissions, proven components

Operational flexibility, grid support, ease of maintenance, reliablepower generation, minimising use of energy resources

The RPP concept allows for implementation of Indian engineeringcompetencies, design requirements and suppliers

Siemens has the technical and commercial capability to execute complexand large projects

Siemens has in-house capabilities to support financing schemes

Siemens provides equity participation in selected projects

Thank you very much for your kind attention!


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Siemens AG 2012. All rights reservedApril, 18th to 21st 2012Page 15 Tremmel, Nickl, LoeperPowerGen India, New Delhi

Disclaimer

This document contains forward-looking statements and information that is, statements related to future, not past,events. These statements may be identified either orally or in writing by words as expects, anticipates, intends,plans, believes, seeks, estimates, will or words of similar meaning. Such statements are based on our current

expectations and certain assumptions, and are, therefore, subject to certain risks and uncertainties. A variety of factors,many of which are beyond Siemens control, affect its operations, performance, business strategy and results and couldcause the actual results, performance or achievements of Siemens worldwide to be materially different from any futureresults, performance or achievements that may be expressed or implied by such forward-looking statements. For us,particular uncertainties arise, among others, from changes in general economic and business conditions, changes incurrency exchange rates and interest rates, introduction of competing products or technologies by other companies, lackof acceptance of new products or services by customers targeted by Siemens worldwide, changes in business strategyand various other factors. More detailed information about certain of these factors is contained in Siemens filings with the

SEC, which are available on the Siemens website, www.siemens.com and on the SECs website, www.sec.gov. Shouldone or more of these risks or uncertainties materialize, or should underlying assumptions prove incorrect, actual resultsmay vary materially from those described in the relevant forward-looking statement as anticipated, believed, estimated,expected, intended, planned or projected. Siemens does not intend or assume any obligation to update or revise theseforward-looking statements in light of developments which differ from those anticipated.

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siemens reference power plant design applied for ultra-super-critical

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