SGT5-8000H / Irsching 4
Siemens H class gas turbine Pioneering efficiency with
world class flexibility
W. FischerProgram Director 8000H19.05.2011, Irsching
© Siemens AG 2011. 19.05.2011, IrschingPage 2
Future
CCPP Killingholme (2x1)2 x 450 MW
CCPP Mainz (1x1)405 MW
CCPP Irsching 4 (1S)> 550 MW
1996 1991 20112007 ∼2015SGT5-2000E SGT5-8000H:
(next steps)SGT5-4000F(latest upgrade)
SGT5-8000H(intro)
∼10 % points increase in efficiency over approx. 20 years
Evolution of Siemens Combined Cycle Technology
CCPP Didcot B (2x1)2 x 705 MW
SGT5-4000F(intro)
CCPP SCC5-8000H (1S) > 600 MW
> 50%CC efficiency*
> 56%CC efficiency*
> 58,5%CC efficiency*
> 60%CC efficiency*
> 61,5%CC efficiency*
525 °C / 80 bar2PR-non RH
t.b.d.565 °C / 125 bar3PR-RH
600°C / 170 bar3PR-RH, Benson
540 °C / 110 bar 3PR-RH
* at ISO conditions
© Siemens AG 2011. 19.05.2011, IrschingPage 3
8000H Program Overview
Irsch
ing
4
Program Launch – Concept Phase 01. Oct. 2000Gate 1: Product Strategy Release 21. Mar. 2001Gate 2: Start GT/CC Basic Design 05. Nov. 2001Gate 3: Product Release 17. Aug. 20041st 50Hz engine ex Works Berlin 30. April 20071st Fire 20. Dec. 20071st Synchronization to grid 07. March 20081st Base Load 24. April 2008End of 50Hz GT Test & Validation Phase 28. August 2009Gate 4: Series Release 22. June 2010Combined Cycle Commissioning & Testing Jan. – July 20111st 60 Hz engine es works Berlin January 20111st fire 60Hz engine (Berlin Test Facility - BTF) July 2011End of 60Hz Test & Validation Phase March 2012
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The world’s most powerful gas turbine –proven efficiency and output
375 MW GT
570 MW CC
40% GT efficiency
> 60% CC efficiency
GT: Gas TurbineCC: Combined Cycle
© Siemens AG 2011. 19.05.2011, IrschingPage 5
SGT5-8000H / SCC5-8000H 1SAdvanced Single Shaft Combined Cycle System
Placeholder for picture, size 13 x 14,68 cm
Siemens H-class significantly increases efficiency by ~ 1,7%-pts.
in combined cycle without compromising plant flexibility
■ Increased Pressure Ratio
■ Increased Turb. Inlet Temperature combined with cooling air reduction
■ Improved component efficiencies
■ Fuel Preheating of 215°C
■ Advanced water/steam cycle (600°C & 171 bar)
■ Reduced pressure losses (HRSG, piping)
© Siemens AG 2011. 19.05.2011, IrschingPage 6
Irsching 4, Project Overview
Overall schedule from Contract to Combined Cycle extension and Commercial Operation (PAC)
Open Cycle
Validation 8000H
Phase 1SGT5-8000Hopen cycle
Reference PlantSCC5-8000H 1S
Phase 2Combined Cycleextension
Field ValidationSGT5-8000H18 months
Irsching 4 ReferencePower Plant
Feedback from 4000F Single Shaft cold and warm conditions Modularization / Harmonization
2011201020092008200720062005Q4Q3Q2Q1Q4Q3Q3Q2Q1Q4Q3Q2Q1Q4Q3Q2Q1 Q2Q1Q4Q3Q2Q1Q4Q3Q2Q1Q4
PAC
Combined Cycle
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(9MW SFC, SGen5-3000W, 1S)
SGT5-8000HSimple Cycle Start-up
Increased loading & acceleration rate reduces startup timeStandard Loading: 25 Minutes to 375MWFast Loading: 10 Minutes to 350 MW
Startup w/ fast loading
Acc
eler
atio
nLo
adin
g
Normal Startup
0%
20%
40%
60%
80%
100%
Out
put (
% L
oad)
350 MWin 10 minutes
0
500
1000
1500
2000
2500
3000
0 200 400 600 800 1000 1200 1400 1600 1800
Time (seconds)
Spee
d (R
PM)
6 minutes to accelerate and sync.
375 MWin 25 min.
Fast start-up capability due to air cooling concept
© Siemens AG 2011. 19.05.2011, IrschingPage 8
Performance and Emissionsvalidated already during Phase I
387,1 MW
Fuel preheat onEmissions metOve
rall E
ngine stabilit
y limit well
above
commerc
ialrat
ing of 375
MW
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Irsching 4, Phase I (2008 / 2009) Successful validation as basis for market introduction
1st fire achieved on scheduleStable and reliable ignition from1st start Base load within 9 days ofoperation from 1st synchronisationOverall engine integrity and stabilityconfirmedEngine Performance overachieved3 months / 1500 hrs EnduranceTesting conducted
Validation program completed on track: overall stability, vibrations, performance, emissions and operational flexibility fully confirmed.
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Integrated Single Shaft Train Combined HP / IP and dual flow LP
Irsching 4, Phase II, Combined Cycle ExtensionAdvanced SST5-5000 Steam Turbine
SST5-5000
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Most advanced and flexible combined HP/ IP Steam Turbine
Steam Conditions:HP: 171 bar, 600°CIP: 35 bar, 600°C
• Short start-up times• Forced Cooling• Daily start / shut down• Highest efficiency
• 3DV-blading design• State-of-Art sealing technology
• Outstanding Reliability /Availability
Time (cold start 150°C rotor temp)
Load
(%)
Time (cold start 150°C rotor temp)
Load
(%)
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Most advanced Low Pressure (LP) Design2nd Generation Ti- Last Stage Blade (LSB)
• Largest full-speed LSB used to support lowest condenser backpressure
• Outstanding experience in Titanium technology for LP design
• Intensive R & D as well as comprehensive Validation efforts over years
LP Rotor during installation at Irsching 4
Model Turbine at University of Stuttgart
Last Stage, Full Scale Shop Test
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Customer Needs Innovative Solution Validation andImplementation
Advanced thermal performanceOperational flexibility (fast start-ups and high part load performance)High availabilityReduced Life Cycle Costs
“On-board” Air Cooling(no external cooling systems)Based on proven Siemens design principlesDesign for serviceability
Integrity and Performance validated before series releaseComprehensive Validation in a Siemens controlled environment3,000 points of measurement
Base Load
IntermediateLoad
PeakLoad
MW
Dem
and
SGT5-8000H: developed in response to customer needs, based on latest advanced technology and fully validated before commercial market launch.
Rapid growth
Latest gas turbine technology, combining advanced performance with operational flexibility