Upgrades and Optimization Print E-mail

POWER installs turnkey, steam injection systems in existing plants. These system upgrades increase capacity, improve efficiency and reduce emissions. POWER has primarily targeted the GE models, LM2500, LM6000, 6B and the 7B through 7EA as those engines of current focus. Secondary targets include the GE 7FA and the Siemens 251B12, 501D5 and 501FD2. Existing generation plants come in three types and each receives somewhat different benefits. Numbers shown below are approximate.

Simple Cycle Upgrade

  • 25% increase in capacity
  • 25% reduction in heat rate
  • Emissions reduced to 5ppm NOx without SCR
  • 90% turndown

Combined Cycle Cogeneration Upgrade

  • Up to 25% increase in capacity depending on duct firing, steam turbine, condenser, water cooling and thermal host requirements
  • Site dependent reduction in heat rate
  • Emissions reduced to 5ppm NOx without SCR
  • 90% turndown
  • Faster start with a place to quickly use raised steam
  • May provide steam optimized use when a cogeneration steam host disappears

Combined Cycle Upgrade

  • Capacity increase depending on duct firing, steam turbine, condenser and water cooling
  • Site dependent reduction in heat rate
  • Emissions reduced to 5ppm NOx without SCR
  • 90% turndown
  • Faster start with a place to quickly use raised steam

Simple cycle gas turbines are also used to drive compressors and pumps. Use of SCC in those applications provides the benefits of increasing available hp, reducing fuel consumption and reducing emissions.

Additional existing plant optimization opportunities may be identified by our experienced team and by our extensive performance modeling capabilities.

 
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