Notable Awards 

  US Bureau of Reclamation – Grand Coulee – May 2010
American Governor Awarded Grand Coulee Third Powerhouse Governor Upgrades

Ivyland, PA – American Governor Company (AGC) has been awarded a contract by the US Bureau of Reclamation (USBR) to upgrade the six (6) existing analog cabinet actuator governors in the Grand Coulee Third Powerhouse with digital governor systems and accessory equipment. AGC will be responsible for providing all equipment, engineering, installation, testing and commissioning services for the project. Installation and commissioning of the new systems is scheduled for 2011 and 2012.

The turbine-generator units at the Third Powerhouse are the largest in North America with a nameplate rating of 750 megawatts each. Including the Left, Pump, Right and Third powerhouses, Grand Coulee Dam is the largest hydropower producer in the United States with a total generating capacity of 6,809 megawatts. It is the fifth largest producer in the world.

Each new governor system will consist of a governor control cabinet, color touchscreen operator interface, electronic control valve manifold, Speed Signal Generator assembly and electronic position and speed feedback devices.

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USBR Grand Coulee


About American Governor Company
American Governor Company provides fully engineered digital governor conversion systems for hydro plants, including PLC-based digital controls, electro-hydraulic valve manifolds, hydraulic power units, electronic feedback devices and unit/plant control and monitoring systems. Installation, start-up, commissioning and field training services are provided by our staff of experienced governor specialists and field service engineers. American Governor also provides full support for legacy governor systems, including a complete line of replacement parts for all types of Woodward governors and a growing inventory of new and reconditioned parts and assemblies for other OEM governors. American Governor offers Field Service, Training, Retrofit kits and Technical Support for legacy governors. The Training and Repair Facility near Stevens Point WI offers factory repair services for governor pumps and permanent magnet generators as well as our annual Governor School and twice yearly Focus Classes. American Governor has provided more than 600 digital governor upgrades and has supported over 1,500 hydropower plants in North America.

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