Centralia Generating Station
NOx Reduction Project (Unit 1 and 2)

Selected Projects

Thermal Station Upgrades

● Centralia Generating Station
● Frank E. Ratts Generating Station
● Topolobampo Juan de Dios Batiz Pardedes Generating Station


Location: Centralia, Washington, USA
Owner: TransAlta
Contractor: Nalco-Mobotec USA
Engineer: OneLine Engineering

OneLine Engineering provided complete electrical engineering and design services for the electrical and control equipment for a NOx reduction system installed at an existing 1340 MW thermal power plant. The scope of work included:

• Preparation of the electrical equipment and installation specifications
• Detailed design of the 480 VAC distribution systems including new motor control centers and VSD units
• Preparation of electrical equipment layout drawings, single line diagrams, starter drawings, wiring diagrams and conduit/tray layout drawings
• Preparation of the cable schedules
• Preparation of the control and instrumentation loop diagrams
• Preparation of the SAMA control logic drawings for the Mobotec control system
• Construction and commissioning assistance

OneLine Engineering is part of Cormorant Utility Services

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