Greenfield Energy Centre Project
230 kV High Voltage Facilities

Selected Projects

Cogeneration Substations

● East Windsor Cogeneration Project
● Greenfield Energy Centre Project
● Spy Hill Generating Station Project
● York Energy Centre Project


Location: Sarnia, Ontario
Owner: Calpine/Mitsui
Contractor: EPTCON Ltd.
Engineer: OneLine Engineering

OneLine Engineering provided complete electrical engineering and design services for a new 230 kV switchyard required for the interconnection of a 1047 MW cogeneration facility to the utility. The scope of work included:

• Design of the protection relaying schemes for the transformer protection and bus protection for the eight circuit breaker ring bus
• Coordination with HONI for the integration of the line protection schemes with the switchyard protection schemes
• Production of all related electrical drawings including single line diagrams, AC & DC schematics, trip logic diagrams, equipment layouts, cable and termination schedules, grounding and lighting layouts
• RTU communications integration with IESO/HONI
• Development of HMI screens
• Training for the plant operators
• Construction and commissioning assistance

OneLine Engineering is part of Cormorant Utility Services

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Selected Projects
High Voltage EPC Services

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