Gas Turbine CHP Essentials - · PDF file · 2017-08-20August 6 Mark Hughes Agenda...
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Transcript of Gas Turbine CHP Essentials - · PDF file · 2017-08-20August 6 Mark Hughes Agenda...
August 6
Mark Hughes
Agenda• Gas Turbine Advantages
• Right Tool, Right Job
• New Developments
• Looking to the Future
• Summary
August 6
Mark Hughes
• Gas Turbine Advantages
• Right Tool, Right Job
• New Developments
• Looking to the Future
• Summary
August 6
Mark Hughes
Solar Turbines, Inc• Owned by Caterpillar• World leader in industrial turbines (1-15 MW)• >11,000 gas turbines sold• Based in San Diego, Ca• Serve Oil & Gas, Power Generation (CHP)
applications
August 6
Mark Hughes
Typical Gas Turbine CHP
Gas Turbine/Generator
Diverter Valveand Bypass Stack
Heat Recovery Steam Generator with Supplementary Firing
August 6
Mark Hughes
Gas Turbine High Points• Waste heat—high quality/high temp• High availability—typically 97%• Simple, quick overhaul• Operate in island mode• Exhaust can be duct-fired• Low emissions
August 6
Mark Hughes
• Gas Turbine Advantages
• Right Tool, Right Job
• New Developments
• Looking to the Future
• Summary
August 6
Mark Hughes
Boiler Vs. Recip Vs. Turbine• Heat-to-power ratio• Boilers: all heat, no power• Recipocating engines: 1.0• Turbines: 1.3 to 6.4• Duct-firing produces variable heat-to-power• Steam turbine shifts heat-to-power
August 6
Mark Hughes
Heat to Power: 1.3:1
Heat to Power: 6.4:1
SupplementaryFiring
unfired
2,800ºFStand Alone Process Heat(Package Boiler)
Simple-Cycle GT or Reciprocating Engine
Gas Turbine CHP
900ºF
Heat-to-Power Ratio
August 6
Mark Hughes
• Gas Turbine Advantages
• Right Tool, Right Job
• New Developments
• Looking to the Future
• Summary
August 6
Mark Hughes
Mercury 50 (Recuperated)• DOE partnership• Highest GT efficiency• Ultra-low emissions• Designed for durability• Burns landfill, digester, or natural gas• 27 sold, 20 operating• 4.6 MW
August 6
Mark Hughes
COMBUSTOR TURBINE COMPRESSOR GEARBOX
RECUPERATOR
TURBINE EXHAUSTAIR INLET
Mercury 50 Flow Path
August 6
Mark Hughes
Taurus 65—High Efficiency• Designed for high CHP efficiency• Newest Solar turbine• Low emissions signature• Advanced materials turbine• High firing temperature• 6.3 MW ISO
August 6
Mark Hughes
• Gas Turbine Advantages
• Right Tool, Right Job
• New Developments
• Looking to the Future
• Summary
August 6
Mark Hughes
Gas Turbine Future• Higher GT efficiency• Higher CHP efficiency• Lower emissions• Fuel flexibility• Enhanced remote monitoring
August 6
Mark Hughes
• Gas Turbine Advantages
• Right Tool, Right Job
• New Developments
• Looking to the Future
• Summary
August 6
Mark Hughes
Summary• GT CHP well established—100’s of
installations• Adapting to changing world• Flexible CHP driver• Long history with renewable fuels• Low CO2 emissions with methane fuels
August 6
Mark Hughes
For More Information• Would you like to know more about this session? • Mark• Solar Turbines, Inc.• 9330 Sky Park Court• [email protected]
Don’t forget to fill out and drop off your session evaluations!