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Gas Turbine Solutions for Greenhouse Gas Emissions Reductions David Schnaars Manager, Environmental Strategies

Gas Turbine Solutions for Greenhouse Gas Emissions Reductions David Schnaars Manager, Environmental Strategies. Solar Turbines Incorporated. Based in San Diego, California, U.S.A. In Business since 1927 More than 12,000 Gas Turbines Operating in 93 Countries

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Gas Turbine Solutions for Greenhouse Gas Emissions Reductions David Schnaars Manager, Environmental Strategies

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  1. Gas Turbine Solutions for Greenhouse Gas Emissions Reductions David Schnaars Manager, Environmental Strategies

  2. Solar Turbines Incorporated • Based in San Diego, California, U.S.A. • In Business since 1927 • More than 12,000 Gas Turbines Operatingin 93 Countries • More than 1.2 Billion Fleet Operating Hours • World’s Largest Manufacturer of IndustrialGas Turbines (1 to 15 MW Range) • Subsidiary of Caterpillar Inc. since 1981

  3. SATURN CENTAUR Centaur 40 Centaur 50 3 515 kW 4 600 kW Saturn 20 1 210 kW Gas Turbine-Generator Product Line MARS TITAN Taurus 60 5 500 kW Mars 90 Mars 100 9 450 kW 10 690 kW Titan 130 15000 kW Taurus 70 7520 kW MERCURY Mercury 50 4 600 kW TAURUS Taurus 65 6300 kW

  4. Newest Gas Turbine-Generators MERCURY Mercury 50 4 600 kW TAURUS Taurus 65 6300 kW

  5. Mercury 50 Performance • Power: 4600 kWe • Efficiency: 38.5% • Heat Rate: 9349 kJ/kW-hr • Exhaust Temperature: 374 ºC • NOx Emissions: 5 ppmv with Ultra Lean Premix (ULP) Combustion

  6. Recuperated Cycle Turbine designed for recuperated cycle • Improved thermal efficiency • Lower emissions • Lower system product costs

  7. Efficiency Comparison Mercury 50 40 38 36 Thermal Efficiency (%) 34 32 Turbine C Turbine E Turbine B Turbine D Turbine F 30 Turbine A 28 3500 4000 4500 5000 5500 6000 6500 7000 7500 8000 8500 Power (kW) SOURCE: D&GTWW 2004

  8. Emissions Comparison Low Emissions Signature Mercury 50 @ 5 ppm NOx Centaur Simple Cycle Gas Turbine @ 25 ppm NOx Gas Fired Reciprocating Engine @ 0.5 g/bhp-hr 0 0.25 0.5 0 .75 1.0 kg/MW-hr

  9. Mercury 50 Genset Package • Compact • Fast Installation • Self-Contained • Low Noise Profile

  10. Landfill Applications • High efficiency = Low CO2 Emissions • High efficiency = Generated Power Can Displace Conventional Generation at Higher CO2 Levels • Compact • Fast Installation • Self-Contained • Low Noise Profile • Criteria pollutant Levels Comparable to Flare Stacks • Lower Maintenance Costs

  11. Taurus 65 Performance TAURUS 65 Performance • Power: 6300 kW • Thermal Efficiency: 32.9% • Heat Rate: 10,947 kJ/kW-hr • Exhaust Temp: 549 0C • NOx Emissions: <15 ppmv with SoLoNOx Combustion

  12. CO2 Savings (T/Yr) CHP Fuel Savings (GJ/hr) Taurus 65 Savings Over Grid 6.1 MW from Combined Cycle Power Plant with Steam from Conventional Boiler Compared to Taurus 65 CHP Plant 25 9000 8500 23 8000 21 7500 19 7000 CO2 (Tons) 17 6500 6000 15 5500 Fuel flow (GJ/Hr) 13 5000 11 4500 9 4000 4.1 6.3 9.5 12.6 Steam Production (kg/s)

  13. Taurus 65 for Combined Heat & Power (CHP) Available exhaust heat = 42.2 GJ/h At full power (6300 kW): • Unfired Steam Flow = 4.1 kg/s (82.0% eff.) • Steam flow fired to 871 oC = 7.6 kg/s (86.6% eff.) • Steam Flow Fired to 1538 oC = 16.2 kg/s (90.9% eff.) Conclusion – The Taurus 65 is an Excellent Engine for CHP Applications

  14. MERCURY Mercury 50 4 600 kW Or the combined production of both electrical power and heat TAURUS Taurus 65 6300 kW Gas Turbine Solutions for Greenhouse Gas Emissions Reductions Solar has two gas turbine products particularly well-suited to GHG reduction: Whether for destruction of and power generation from landfill gas methane

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