Nature of the project

Existing building (equipment upgrade)

Description of the measures implemented

Installation of:

  • High-efficiency ammonia compressors, including one with a variable-frequency drive (VFD)
  • Electronic expansion valves
  • VFDs on condenser fans
  • VFDs on evaporator fans

Activity sector

  • Food industry

Total financial assistance $49,135

Project details

Measures implemented Financial assistance
Two 46-TR ammonia compressors (TR = ton of refrigeration) (SST = 20°F; 1.24 BHP/TR) $34,555
VFD installed on one of the two compressors $1,165
Electronic expansion valves installed $785
VFDs installed on two 3-HP condenser fans $545
VFDs installed on 15 5-HP evaporator fans $12,085
Total $49,135*
*Figures have been rounded.

Benefits to the measures and program

  • Efficient ammonia refrigeration:
    • A more energy efficient system
    • Natural refrigerant with a global warming potential (GWP) of 0
  • Variable-frequency drives:
    • Reduced compression/ventilation power consumption
  • Easy estimation of financial assistance with the OSE tool.

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