BBA

Industrial Utilities

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Complete review and energy optimization of the ammonia refrigeration network (Montreal plant)
  • LOCATION
    Montréal, Québec, Canada
  • CLIENT
    Molson canada
  • PROJECT
    Ammonia refrigeration network
  • PERIOD
    2003-2004
  • DISCIPLINES
    mechanical

PROJECT DESCRIPTION

Mandate

  • Perform a complete analysis of the 4,000 tonne (5,000 HP) capacity refrigeration network
  • Identify and generate possible energy savings
  • Prepare financial assistance documents (H-Q) 

Method

  • Reduce compressor head pressure by adding less-energy-consuming pumps
  • Increase compressor suction pressure
  • Optimize compressor control 

Conclusion

  • Annual energy savings of more than $267,000 (6,677 MWh / year)
  • Financial assistance of $350,000 granted by H-Q