SGT5-8000H/SCC5-8000H 1S. First experience of Commercial Operation at Irsching 4. Russia Power Moscow, March

Transcription

1 SGT5-8000H/SCC5-8000H 1S First experience of Commercial Operation at Irsching 4 Russia Power Moscow, March Armin Städtler R&D Program Manager 8000H

2 8000H Overview Validation Status Summary Fig. 2

3 Siemens Large Scale Gas Turbines: Product Portfolio for 50 Hz and 60 Hz SGT5-8000H SGT5-4000F SGT6-8000H 274 SGT6-5000F 200 SGT6-4000F 187 SGT5-2000E 168 SGT6-2000E Fig. 3 Output in ISO conditions

4 8000H Program Overview Program Launch Concept Phase 01 Oct 2000 Gate 1: Product Strategy Release 21 Mar 2001 Gate 2: Start GT/CC Basic Design 05 Nov 2001 Gate 3: Product Release 17 Aug st 50Hz engine ex Works Berlin 30 Apr st Fire 20 Dec st Synchronization to grid 07 Mar st Base Load 24 Apr 2008 End of 50Hz GT Test & Validation Phase 28 Aug 2009 Gate 4: Series Release 22 Jun 2010 Combined Cycle Commissioning & Testing Jan Jul st 60 Hz engine es works Berlin Jan st fire 60Hz engine (Berlin Test Facility - BTF) Sept 2011 End of 60Hz Test & Validation Phase Jun 2012 Irsching 4 BTF Fig. 4

5 SGT-8000H engine concept based on harmonization and new technology Siemens V Design Siemens W Design Single tie bolt Compr. stat. design Turbine cylinder Turbine vane carrier Exit housing Front hollow shaft Bearings Compressor cylinder Turbine features Turbine diffuser Harmonized Compressor ULN can-annular combustion system Secondary Air System Fig. 5 The SGT-8000H concept uses proven features from Siemens and (former) Westinghouse engines and introduces new technology

6 SGT5-8000H Efficient & Flexible Evolutionary 3D blading 4 stages of fast acting variablepitch guide vanes (VGV) allowing for improved part load efficiency and high load transients Advanced Can Annular combustion system > 60% combined cycle efficiency Proven rotor design (Hirth serration, central tie rod, internal cooling air passages) for world class fast (cold) start and hot restart capability 3D Four stage turbine with advanced materials and thermal barrier coating High cycling capability due to fully internally air cooled turbine section HCO for reduced clearance losses Fig. 6 Designed for >60% efficiency in combined cycle and best in class operational flexibility Transient protection of clearances for reduced degradation with hydraulic clearance optimization (HCO) active clearance control Performance features Flexibility features

7 SGT5-8000H Designed for serviceability Rollout-Rollin of TVC w/o rotor lift Blade 1 removal TVC roll out/roll in capability Roll out/in capability of the turbine vane carrier enables exchange of stationary turbine hardware without rotor lift Sequence and tooling successfully tested during final assembly and prototype test Removable turbine blades and vanes All blades removable w/o rotor lift Vane 1 and blade 1 removable w/o cover lift (access through combustion chamber) Blade 4 removable w/o cover lift (towards the exhaust end) Combustor Handling Tool for safety and efficiency Removable compressor blades All rotating blades replaceable without rotor de-stack or lift. Fig. 7 Serviceability a key design factor to assure optimized outage time and high availability

8 SGT5-8000H / SCC5-8000H Benefit of Power Increase Conventional Upgrade Approach 8000H: clean sheet approach /kw GT Upgrade: - component limits - upgradeability Complexity: - steam cooling - WSC interfaces /kw flexibility disadvantage block size flexibility advantage block size 8000H: Best Performance + Best Flexibility = Best Customer Value Fig. 8

9 Possible heat extraction per GT Type in large CHP-CCPPs (Examples) SCC5-8000H 1S 570MW SCC5-4000F 1S 430MW SCC5-2000E (1x1) 230MW possible heat extraction [MWth] SGT5-2000E SGT5-4000F SGT5-8000H Fig. 9

10 Configuration and Performance Overview 50 Hz 60 Hz SGT-PAC 8000H 375 MW 274 MW 40 % 40 % SGT5/6-8000H SCC-PAC 8000H 1S 570 MW 410 MW 60 % 60 % SCC-PAC 8000H 2x MW 824 MW 60 % 60 % SCC5/6-8000H 1S SCC-PAC 8000H 3x MW % at ISO conditions Fig. 10 SCC5/6-8000H 2x1

11 8000H Overview Validation Status Summary Fig. 11

12 8000H Program includes Comprehensive Validation and Testing Concept Sales Strategic Product Planning Design Preparation Design Implementation Validation Product Strategy Techn. Acquisition, Product,Technology & Developm. Planning Conceptual Design Basic Design Commercialization Planning Final Design & Procurement Manufacturing & Assembly Erection, Installation, Commissioning and Trial Operation Product Monitoring Performance & Reliability Validation Parts tests Casting blades & vanes Materials, coatings Manufacturing trials etc. Stress / Strain verification 50Hz Prototype GT field validation Component tests Combustion system rig test Cover plate rig test Mock up Prototype CC field operation Systems tests Compressor test & Combustion system test at test bed Berlin 60Hz Prototype Validation Siemens carried out the most comprehensive test program in the industry 12 Fig. 12

13 SGT5-8000H Validation Example: Simple Cycle Start-up (2008) Increased loading & acceleration rate reduces startup time Standard Loading: 25 Minutes to 375MW Fast Loading: 10 Minutes to 350 MW Normal Startup Startup w/ fast loading Speed (RPM) Output (% Load) 100% 80% 60% 40% 20% 0% minutes to accelerate and sync. 350 MW in 10 minutes 375 MW in 25 min. Acceleration Loading Time (seconds) Proven: GT Fast start-up capability due to internal air cooling concept Fig. 13

14 5-8000H Validation: Servicability Rollout-Rollin of TVC w/o rotor lift Blade 1 removal Rotor lift Blade 1 removal Rotor destacking Fig. 14 Excellent serviceability proven on customer site boundaries

15 Reality Check: World Class Flexibility (Plant Hot Start) 30min GT speed ST speed Plant Load Hot start capability: 540 MW in 30 min. > ½ GW in ½ hour Fig. 15 Promised and Delivered!

16 Reality Check: World Class Flexibility (Grid Code Compliance) Load increase 64 MW (12%) in 10 s Load decrease 250 MW (45%) in 6 s CC load Most stringent frequency response target (UK grid code) overachieved Frequency simulation -500mHz Island Operation target achieved. We are prepared for the upcoming ENTSO- E network code Fig. 16 Promised and Delivered!

17 Reality Check: World Class Flexibility Plant shut-down <30min Minimum stable load <100MW Plant load following (GT: 15 & 35MW/min) Excellent Start & Operation reliability Promised and Delivered! Fig. 17

18 Reality Check: World Class Performance Promised and Delivered! Fig. 18

19 Irsching 4: Recent Inspection Results Burner, Basket Burner, Basket confidential confidential Burner and Combustion System in excellent condition Fig. 19

20 Irsching 4: Recent Inspection Results Transition, hot side Transition, cold side confidential confidential Combustion System in excellent condition Fig. 20

21 Irsching 4: Recent Inspection Results Vane 1 Blade 1 confidential confidential Turbine Hot Gas Path in excellent condition Fig. 21

22 SGT5-8000H / Irsching 4 Operational Status Starts Operating hrs Dynamic hrs Total EOH Phase I Phase II Total GT Testing CC Extension Grand Total > EOH, >330 starts status Fig. 22

23 8000H Overview Validation Status Summary Fig. 23

24 8000H Summary Siemens has spent >10 years with significant R&D investment to create a robust product and confirmed both integrity & performance to ensure highest customer value at lowest customer risk. deliver The SCC-8000H plants promise World Class Power, Efficiency and Operational Flexibility Fig. 24

25 8000H Summary The SGT-8000H / SCC-8000H Siemens has spent >10 years with significant R&D investment to create a robust product and has confirmed proven: both integrity & performance to ensure highest customer value at lowest customer risk. H Class Performance >60% deliver The SCC-8000H plants promise World Class Power, Efficiency beyond and Operational Flexibility F Class Flexibility Thank you for your attention! Fig. 25