OPG – Chenaux Generating Station
DC Load Study for Future Protection Relaying System Upgrade Project

Selected Projects

Hydro Generation Projects

● Hollingsworth Generating Station Upgrade
● Lower Mattagami - 115kV,
10MVA Construction Power Substation

● OPG - Arnprior Generating Station
● OPG - Calabogie Generating Station
● OPG - Chenaux Generating Station
● OPG - Sir Adam Beck Plant 1
● OPG - Sir Adam Beck Plant 1,
Generating Unit 10

● OPG - Cameron Falls Generating Station, DC System Upgrade

Chenaux Switchgear   Chenaux Battery Room


Location: Renfrew, Ontario
Owner: Ontario Power Generation – Ottawa St. Lawrence Plant Group
Engineer: OneLine Engineering

OneLine Engineering is providing detailed electrical engineering and design services for the upgrade of the station DC system at an eight unit,
144 MW hydro generating station. The scope of work includes:

• Site assessment and verification of the accuracy of the existing plant drawings
• Perform a DC load study to determine if the existing station batteries have the capacity required for a future upgrade of the protection relaying systems
  at the station
• Perform a DC short circuit study to confirm the rating requirements for new DC switchgear
• Produce an equipment specification for the new DC switchgear assemblies
• Production of detailed equipment layout and section drawings for the installation of new DC switchgear, battery chargers and upgraded batteries
• Production of a construction installation specification
• Updating existing plant drawings to incorporate the new equipment and cabling

OneLine Engineering is part of Cormorant Utility Services

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Selected Projects
High Voltage EPC Services

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