Canadian Hydro Components Ltd. (CHC)

Welland canal – Weir 1, 2 and 3 - Case study


Courtesy of Canadian Hydro Components Ltd. (CHC)

In 2008, the St. Lawrence Seaway Management Corporation together with Rankin Renewable Power Inc. developed three green energy hydro power projects on the Welland Canal. The new power plants are located at the weirs adjacent to Locks 1, 2 and 3 in St. Catharines, Ontario, Canada. CHC provided a water-to-wire equipment package for each new plant, including a 1700 mm vertical axial flow Kaplan turbine capable of 2.0 MW of power, vertical synchronous generator, hydraulic power unit, switchgear, controls and protection package.


  • Three powerhouses, Three Water-to-Wire Equipment Packages
  • 6.0 MW Total Capacity
  • Three 1700 mm Axial Flow Kaplan Turbines
  • Three 2000 kW/360 RPM Synchronous Generators
  • Commissioned 2008

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