Advanced Gas Turbine Technology GT26 Presentation at the Jornada Tecnológica in Madrid Johannes Wick General Manager Gas Turbine Project Execution 26 October 2006 26 October 2006 2 © ALSTOM 2006. All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Jornada Tecnológica 26 Oct 06/jw R 4.38(26) GT24/GT26 Gas Turbine z Market Requirements z Design Features z Operational Flexibility z Development and Validation z GT24/GT26 Overview and Fleet Status z Summary 3 © ALSTOM 2006. All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Jornada Tecnológica 26 Oct 06/jw R 4.38(26) z Increasing Efficiency z Lower Emissions (NOx, CO) z Improved Availability/Reliability – Proven Technology – Extended Lifetime z Improved Operational Flexibility – Part Load Operation – Start-up times and loading gradients – Fuel flexibility (e.g. C2+ content) GT Technology Today and future market requirements 4 © ALSTOM 2006. All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Jornada Tecnológica 26 Oct 06/jw R 4.38(26) GT24/GT26 Gas Turbine z Market Requirements z Design Features z Operational Flexibility z Development and Validation z GT24/GT26 Overview and Fleet Status z Summary 5 © ALSTOM 2006. All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Jornada Tecnológica 26 Oct 06/jw R 4.38(26) Annular Combustor in GT8C2, GT13E2, GT24 and GT26 EV burners used in all ALSTOM gas turbines Maintenance free, welded rotor in all ALSTOM heavy duty gas turbines GT Technology Common ALSTOM GT Features 6 © ALSTOM 2006. All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Jornada Tecnológica 26 Oct 06/jw R 4.38(26) GT24/GT26 Technology Welded Rotor z One piece design with forged discs welded together z Applied since 1929 to all GT and ST rotors z Maintenance free - no restacking required – no major overhaul No major overhauls: Increased availability and reduced maintenance Compressor LP Turbine HP Turbine 7 © ALSTOM 2006. All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Jornada Tecnológica 26 Oct 06/jw R 4.38(26) GT24/GT26 Technology Single Shaft Sequential Combustion annular EV Combustor Annular SEV Combustor Retractable SEV Fuel Lance 24 SEV Burners EV = EnVironmental SEV = Sequential EnVironmental Retractable EV Burners with EV Fuel Lances (GT24=20, GT26 =24) 8 © ALSTOM 2006. All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Jornada Tecnológica 26 Oct 06/jw R 4.38(26) GT24/GT26 Technology EnVironmental (EV) Burner z A standard burner design, used in all ALSTOM gas turbines z A simple robust design: – No maintenance-prone cans, transition pieces, or cross-fire tubes – No burner inspections required z Perfect air and fuel mixing: – fuel gas injection into high velocity air stream – flame stabilized in combustor with no contact with burner EV dry low NOx Technology - the cost effective way to low emissions 9 © ALSTOM 2006. All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Jornada Tecnológica 26 Oct 06/jw R 4.38(26) GT24/GT26 Gas Turbine z Market Requirements z Design Features z Operational Flexibility z Development and Validation z GT24/GT26 Overview and Fleet Status z Summary 10 © ALSTOM 2006. All rights reserved. Information contained in this document is provided without liability for information purposes only and is subject to change without notice. No representation or warranty is given or to be implied as to the completeness of information or fitness for any particular purpose. Reproduction, use or disclosure to third parties, without express written authority, is strictly prohibited. Jornada Tecnológica 26 Oct 06/jw R 4.38(26) GT24/GT26 Operation Operation Concept Load [% of base load] 100% EV-Combustor Temperature GT Exhaust Temperature 0% SEV Combustor Temperature SEV Ignition at ~12% Load 40% Inlet Air Mass flow (Inlet Guide Vane Position) VIGV idle position VIGV open z EV temperature maintained from about 30%-100% load for low emissions z High exhaust temperature maintained from 40%-100% load for high CC part load efficiency . Advanced Gas Turbine Technology GT26 Presentation at the Jornada Tecnológica in Madrid Johannes Wick General Manager Gas Turbine Project Execution 26 October. 4.38(26) Annular Combustor in GT8C2, GT13E2, GT24 and GT26 EV burners used in all ALSTOM gas turbines Maintenance free, welded rotor in all ALSTOM heavy duty gas turbines GT Technology Common ALSTOM GT. 06/jw R 4.38(26) GT24 /GT26 Gas Turbine z Market Requirements z Design Features z Operational Flexibility z Development and Validation z GT24 /GT26 Overview and Fleet Status z Summary 10 © ALSTOM 2006.