Southern Mississippi Electric Power Association Power Station

Expected heat rate improvements of 1.5%, providing a project payback of less than one year

Southern Mississippi Electric Power Association Power Station

The Southern Mississippi Electric Power Association (SMEPA) uses AVEVA to improve efficiency at their Hattiesburg station.

Goals

  • Improve the performance of the Riley turbo-fired units
  • Improve the mill’s impact on the energy efficiency of the furnace
  • Lower NOx emissions

Challenges

  • Improve heat rate and boiler efficiency while maintaining low NOx emissions

Results

  • Expected heat rate improvements of 1.5% provide a project payback of less than one year
  • Expert System at soot blower maximizes heat transfer area in the furnace
  • Model Predictive Control provides increased boiler efficiency while maintaining steam temperatures and remaining within NOx specifications

"Depending on the load, potential heat rate improvements up to 1.5% are expected. This benefit will provide a project payback of less than one year."

– Southern Mississippi Electric Power Association Power Station

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